| Option | S635E | S631E | S630D | S622D | S621D | S620D | S610C | ||
|---|---|---|---|---|---|---|---|---|---|
| Alignment Correction by Individual Shot | Function enables correction of position shift as well as linear terms for each shot ID, thereby enhancing overlay accuracy. Xmag control capabilities are also supported for certain NSR systems. | Alignment & Overlay | • | • | • | • | • | – | – |
| Alignment Optimization (Teaching Function) | Enhances wafer alignment by deriving the optimal value from a pilot wafer and sets the value default for the appropriate recipe automatically. Later, when the recipe is selected, wafer alignment will be performed using the saved value. | Alignment & Overlay | • | • | • | • | • | • | • |
| Compatible Wafer Shape Recognition | Enhances pre-alignment performance when using wafers with irregular roundness. | Alignment & Overlay | • | • | • | • | • | • | • |
| Custom Reticle Elasticity Enhancement (c-RE) | Measures reticle heating and cooling behavior and enables advanced compensation for optimal reticle elasticity control. Shift, mag, and other modes supported for certain NSRs. | Alignment & Overlay | • | • | • | • | • | • | – |
| Distortion Matching by Reticle Stage (DIMARS) | Improves overlay by providing enhanced compensation for shot shape differences using the reticle stage. Can compensate for various shot signatures including diamond, fan, and riverflow. | Alignment & Overlay | • | • | • | • | • | • | • |
| EGA Results Averaging | Averages measurement results in multiple EGA steps and then uses them in exposure as the final EGA result. Beneficial for processes where alignment of the current layer back to multiple previously exposed layers is critical. | Alignment & Overlay | • | • | • | • | • | • | • |
| Exposure Shot Array Correction Function | In the event of residual shot array distortion, this software function will correct the shot array on each scan direction and each stepping direction during wafer exposure. | Alignment & Overlay | – | – | – | – | – | – | • |
| Evaluation EGA | Enables NSR to evaluate various alignment conditions by executing multiple EGA steps in parallel, each with different measurement shots, marks, and other conditions, and then compares results obtained in each EGA step. | Alignment & Overlay | • | • | • | • | • | • | • |
| FIA Focus Optimization (FFO) | FFO enhances alignment by optimizing the FIA focus offset automatically at each lot, ensuring that the alignment marks are viewed as clearly as possible by the NSR. FFO parameters are specified within the process program. | Alignment & Overlay | • | • | • | • | • | • | • |
| Grid Compensation for Matching (GCM) | Detects the non-linear error components in the shot array and minimizes those error factors, resulting in enhanced overlay. GCM is designed to improve overlay matching between NSRs of the same model type as well as across model types, and to layers exposed other scanner types. | Alignment & Overlay | • | • | • | • | • | • | • |
| Grid Factor Feeding (GFF) | Optional add-on to GCM that provides shot by shot distortion correction. Wafer correction factors determined during EGA are used to correct shot shape issues due to wafer deformation. | Alignment & Overlay | • | • | • | • | • | • | • |
| Matching and Overlay Effective Enhancement (MOEE) | Improves stepping accuracy by enhancing corrections for the system’s specific characteristics. This function can yield significant improvements to overlay accuracy and matching. | Alignment & Overlay | – | – | – | – | – | – | – |
| Overlay Evaluation Program (OLEV) | OLEV allows performance of vital alignment optimizations on an offline PC. OLEV software is offered in single, 5 key, and 10 key kits to best meet individual fab requirements. | Alignment & Overlay | • | • | • | • | • | • | • |
| Reticle Elasticity Evaluation Software (RECELA) | Calculates optimized parameters to compensate for reticle heating/expansion. Parameters may be reticle-specific depending on transmission and exposure conditions. Optimized parameters may be sent to each scanner via network. | Alignment & Overlay | • | • | • | • | • | • | • |
| Super Distortion Matching (SDM) | Incorporates powerful shot distortion correction capabilities to eliminate differences in shot shapes that arise between layers to optimize mix-and-match overlay. Correction for k7, k12, k13 is included; options for k9, k17, k18, as well as k15, k27, and k39 correction capabilities are available as an add-on for some NSRs. | Alignment & Overlay | • | • | • | • | • | • | – |
| Zeroing XY | Performs automated periodic machine calibrations and machine-specific grid corrections to further enhance overlay stability. | Alignment & Overlay | • | • | • | • | • | • | – |
| CDU Simulator | Enhances CD uniformity by providing optimization capabilities that enable the scanner to correct for other process window detractors. Provides high-order dose and focus adjustments to reduce residual CD errors both across the shot and across the wafer. | Imaging | • | • | • | • | • | • | – |
| Changing Maximum Number of AF Sensors | Previously, 3 columns of AF sensor elements could be arranged when the maximum number of AF sensor elements was 9. This function enables 4 columns with a maximum of 12 elements. | Imaging | – | – | – | – | – | – | – |
| Chip Focusing on the Partial Shot | Supports dividing a single shot down to the chip level, and enables chip-specific focusing and leveling settings. Enables optimal focusing independent of the surface deformation of non-product chips. | Imaging | • | • | • | • | • | • | • |
| Continuous DOF Expansion Procedure (CDP) | Software functions by tilting the wafer along the scanning direction, while continuously moving the wafer stage upward or downward during exposure. Sometimes referred to as “focus drilling”, this method has been shown to increase DOF for contact hole features without impacting throughput. | Imaging | • | • | • | • | • | • | • |
| Contrast Focus | Used to determine best focus as well as tilts, focus curvature and total focus deviation. Patterns are exposed using varied focus, and the resultant matrix is measured with FIA. Requires the CF reticle to evaluate. | Imaging | • | • | • | • | • | • | • |
| Customizing Illumination Uniformity | Enables the user to customize illumination conditions with illumination uniformity shape. | Imaging | • | • | • | • | • | • | • |
| DOF Expansion Procedure (DP) | Exposure is executed by changing the wafer stage position in Z (vertical direction) over a specified range, centered around best focus. This technique, most effective for contact holes, provides a wider DOF compared to using standard fixed focus for stepping systems. | Imaging | – | – | – | – | – | – | – |
| Dynamic Correction for Each Reticle by Stage Control (DCRS) | DCRS is able to compensate for the distortion of the specific production reticle to improve accuracy. DCRS functionality requires the DIMG and DIMARS functions. | Imaging | • | • | • | • | • | • | • |
| Dynamic Image Plane Correction (DIMG) | Enhances imaging by compensating for dynamic image plane Z-axis distortion using 27 (3x9 array) offset correction points. | Imaging | • | • | • | • | • | • | • |
| Environmental Contamination Prevention Filter Options | SF140/SF150/SF155 - IU Filter Unit (FU) for Clean Dry Air (CDA), Chemical Filter for Lamp House, Chemical Filter for Outside Air (OA), SA and CATC (Column Air Temperature Control) to minimize the effect of fab contamination. | Imaging | – | – | – | – | – | – | – |
| Exposure Dose Change for Specific Shot (also known as Shot-by-Shot Exposure Condition Setting) | Use this function to compensate for process variation with the flexibility to define exposure parameters (dose/focus/leveling offsets, etc.) for up to 255 individual shots per process program. | Imaging | • | • | • | • | • | • | • |
| FIA Overdose (FIA-OD) Software | This technique can be used to monitor best focus and total focus deviation. Patterns are exposed with varied dose and focus, and the resultant matrix is measured with FIA. Function requires the OD reticle to evaluate. | Imaging | – | – | – | – | – | – | – |
| Field Curvature Correction with DIMG | Enhances imaging by compensating for dynamic image plane Z-axis distortion using 27 (3x9 array) offset correction points. | Imaging | • | • | • | • | • | • | • |
| Flare Measurement for Outside Exposure Area | Enables measurement of the amount of flare outside the area being exposed. | Imaging | • | • | • | • | • | • | • |
| Infrared Aberration Control (IAC) | Mechanism to correct for non-symmetrical lens heating that can occur when using dipole illumination, thereby avoiding potential astigmatism effects. | Imaging | – | – | – | – | – | – | • |
| Intelligent Lens Controller (LC) | Measures thermal aberrations every few wafers during the lot. Thermal calibration is performed, and scanner parameters are fine-tuned and then used for subsequent lots to minimize thermal aberration effects. | Imaging | • | • | • | • | • | • | – |
| Laser Spectral E95 Control Cymer | Used to monitor/control variation in spectral bandwidth (E95%) to within a certain range. Functions can increase image contrast stability by minimizing bandwidth variation caused by differences in operating frequencies, duty cycles and by individual differences in lasers. | Imaging | • | • | • | • | • | • | • |
| Laser Spectral E95 Control Giga | Used to monitor/control variation in spectral bandwidth (E95%) to within a certain range. Functions can increase image contrast stability by minimizing bandwidth variation caused by differences in operating frequencies, duty cycles and by individual differences in lasers. | Imaging | • | • | • | • | • | • | • |
| Lens Flare Measurement | Measures projection lens flare using the illumination uniformity sensor to directly measure evaluation reticle marks projected on the wafer stage. Function requires the Flare Reticle to evaluate. | Imaging | – | – | – | – | – | – | – |
| Lens Flare Measurement by AIS Sensor | Measures projection lens flare using the AIS system to deliver the enhanced accuracy required for leading-edge scanners. | Imaging | • | • | • | • | • | • | • |
| Lens Master LNS Master-Thermal Aberration Optimizer (ThAO) | Enables reticle-specific thermal compensation on the scanner. Sends mask design information through a fast Fourier transform to calculate its effect within the lens, and then feeds that into the LNS Master ThAO system along with pupilgram data. Lens control parameters are calculated and output to the scanner. | Imaging | • | • | • | • | – | – | – |
| Line Filter Units | Filters the air or N2 line from the facility to the scanner. | Imaging | • | • | • | • | • | • | • |
| Multiple Exposure Self-Measurement Program (MX-SMP) | SMP package allows the user to run and measure the following tests otherwise measured by CD-SEM or ECD: best focus (up to 35 points), focus tilts and curvature, TFD, process and dose monitoring, and ACLV evaluation (following initial calibration to SEM measurements). Use of SMP requires a MX-SMP reticle and LSA option to execute the measurements. | Imaging | – | – | – | – | – | – | – |
| OPE Master | Optimizes imaging parameters to minimize optical proximity error between a reference scanner and the one to be adjusted. OPE Master uses customer test-pattern data and scanner adjustments to provide illumination condition matching for aligning performance across a fleet of scanners. | Imaging | • | • | • | • | • | • | – |
| Optimized Dose Control (ODC) | Improves CD uniformity within the shot by dose correction through the scan. Each shot on the wafer can have a different dose offset and slope. This capability will minimize CD variation caused by processing. | Imaging | • | • | • | • | • | • | • |
| POLANO – Advanced Polarization Control | Additional hardware unit that provides enhanced image contrast at ultra-high and hyper numerical apertures delivering maximum process latitude, enhanced DOF and optimum line width roughness. | Imaging | • | • | • | • | • | • | • |
| Reticle Bending | Used to correct for curved reticles and any residual field curvature, in order to enhance imaging performance. | Imaging | • | • | • | • | • | • | – |
| Reticle CR-Edge AIS Focus Measurement | Enables AIS focus measurement even using reticles excluding the AIS marks. | Imaging | – | – | – | – | – | – | – |
| Reticle Peripheral Check | Detects particles between the loaded reticle and the platen of reticle holder in order to avoid defocused wafer exposure. Functionality requires the DIMG function. | Imaging | • | • | • | • | • | • | • |
| Scanner Enhanced Field Focusing by Focus Mapping (SEFF-M) | Maps the shot geometry and applies within shot z-offsets according to the map to enhance imaging performance. | Imaging | • | • | • | • | • | • | • |
| Stage Performance Tuning Function (SPTF – also known as SPETU) | Hardware and software option to improve scanning MSD beyond specified levels and enhance line width uniformity. SPTF enables the user to operate the NSR at the optimum scanning conditions for either the standard mode (max scan speed), or in precision mode (half speed), on a process program-specific basis. | Imaging | – | – | – | – | – | – | – |
| Weighted Focusing | If there is a large change (such as in surface height) at the extremes of the wafer focusing range, focusing might not be performed optimally. Instead, weighted focusing enables the focusing result to be multiplied by the weight automatically calculated by the NSR to enhance focusing accuracy despite large changes. | Imaging | – | – | – | – | – | – | – |
| Zeroing AF | Performs automated periodic machine calibration that enhance scanner stability with machine-specific autofocus (AF) corrections. | Imaging | • | • | • | • | • | • | – |
| Zeroing DIS | Automated function to enhance scanner stability. | Imaging | • | • | • | • | • | • | – |
| Automatic Reticle Assignment | Using the barcode reader, software automatically registers the reticle name in the RLAT (Reticle Library Assignment Table) once the reticle cases are inserted in the library. This functionality is included with the SMIF. | Productivity & Efficiency | – | – | – | – | – | – | – |
| Dynamic Job Sequence (DJS) | Essentially enables processing of multiple “sub” jobs as a single JOB. Using a DJS recipe, the execution order of “sub” jobs in the DJS JOB, as well as individual “sub” job parameters can be specified. When a DJS JOB is loaded after a DJS recipe has been specified, multiple “sub” jobs are loaded/executed both automatically and dynamically. | Productivity & Efficiency | • | • | • | • | • | • | • |
| Extended Exposure Logfile Analysis Function | Using this software option, shots where synchronization accuracy, focus control residual errors, or dose errors exceed user-defined limits, are listed along with the reason they flagged. Function can be used to analyze and investigate exposure performance data for each lot. | Productivity & Efficiency | – | – | – | – | – | – | – |
| Facilities Connection Box (FCB) | FCB unit houses and converts the various facilities connections coming in from the customer and going out to the NSR, thereby streamlining the facilities connections requirements. | Productivity & Efficiency | – | – | – | – | – | – | – |
| FILES Command | Provides a simple methodology for fast and accurate file transfer across NSRs within the fab. Software function incorporates user-friendly menus enabling easy and accurate file transfer across the fab. Also includes verification tasks. | Productivity & Efficiency | – | – | – | – | – | – | – |
| High Throughput Mode (HTM) | High throughput mode options for the S322F and S220D with productivity enhancements to best satisfy fab-specific objectives. | Productivity & Efficiency | – | – | – | – | – | – | – |
| Individual Focus Correction Control Throughput Mode | When different focus correction values are used in exposure of each shot (according to focus correction value IDs set in the recipe), the focus position is corrected electrically using the PSD signals. Reduces time required for focus position correction and enhances productivity. | Productivity & Efficiency | – | – | – | – | – | – | • |
| Job Cascade | Improves productivity by optimizing lot-to-lot overhead time. With Cascading software, first wafer change and reticle preparation for exposure Job 2 is able to occur prior to completion of exposure Job 1. Simultaneous activities significantly reduce time between Jobs. | Productivity & Efficiency | • | • | • | • | • | • | • |
| Linked Litho | Transfers wafer information such as substrate ID, between the track and the NSR at the time of wafer transfer. Manage wafer processing using a substrate ID shared by the track and the NSR, monitor the entire production process combining substrate location on the track and the NSR, etc. | Productivity & Efficiency | • | • | • | • | • | • | • |
| Multi-Dose Control (MDC) | Software function provides a means for the user to engage enhanced dose control functions (such as Exposure Dose Change for Specific Shot) with minimal throughput implications, using stream-lined dose check sequence. | Productivity & Efficiency | • | • | • | • | • | • | • |
| Multi-Dose Control Scan Speed Uniformity | Improves the total throughput by keeping a constant scan speed in multi-dose exposure. | Productivity & Efficiency | • | • | • | • | • | • | • |
| Quick Reticle Change (QRC) | Enables quick exchange of two reticles for double exposure applications without removing the wafer from the stage. | Productivity & Efficiency | • | • | • | • | • | • | • |
| Reticle Particle Check Using Reference Map | Reticle particle check results are compared against the previously created reference map, and only new particles are judged. This smarter detection will reduce assist frequency and associated corrective measures. | Productivity & Efficiency | • | • | • | • | • | • | • |
| SMP – Self Measurement Process | Uses HMF reticle for wafer exposure and then focus plane metrology is performed by the NSR using the LSA system. | Productivity & Efficiency | – | – | – | – | – | – | – |
| Substitute Mark Search Alignment | With this software function enabled, if search mark detection is unsuccessful using the standard mark, search alignment will automatically be measured again with the pre-defined substitute search mark. | Productivity & Efficiency | • | • | • | • | • | • | • |
| Wafer Holder Particle Check by Scanning | Enhances fab productivity and efficiency by providing a stream-lined method to identify wafer holder particles and their locations. | Productivity & Efficiency | • | • | • | • | • | • | • |
| APC Communication | Correction value is calculated for each wafer (as compared to each lot), and instructions are sent to the NSR via the Machine Controller, which is located between the NSR and a host computer. | Automation & System Management | • | • | • | • | • | • | • |
| Automatic Reticle Transport | Using RPMS, when controlling the reticle or POD, after transporting the POD to the load port, the reticle first requires ID check and MAP check before it can be used. This function performs those tasks automatically. GEM300 related. | Automation & System Management | – | – | – | – | – | – | – |
| Data Acquisition System (DAS) | System acquires machine information for leading-edge NSR systems that adheres to the EDA (Interface A) standards within the SEMI standards. | Automation & System Management | • | • | • | • | • | • | – |
| Exposure Recipe Specification at Reticle Transfer | When a reticle transfer command (Transfer Reticle or EXAMINE) is executed, NSR automatically reads the conditions required for particle check or ID check within exposure recipe (sent by the Host or operator) and performs according to the conditions. Minimizes entry errors and loading on host systems. | Automation & System Management | • | • | • | • | • | • | • |
| Extended Reticle Library | Hardware option to extend the reticle library to enable storage for additional reticles, thereby minimizing their exposure to fab environment. Each Stepper Extended Reticle Library supports an additional 10 reticles, whereas a Scanner Extended Reticle Library supports an additional 12 reticles. Not applicable with use of SMIF POD. | Automation & System Management | – | – | – | – | – | – | – |
| Extended Wafer Carrier | For systems where the local carrier open wafer cassette is standard configuration and 200 mm left or right in-line is used: The system will come with one wafer carrier table standard and there is the option for an additional wafer carrier table. However, 200 mm front in-line and all 300 mm configurations support only one wafer carrier table. | Automation & System Management | – | – | – | – | – | – | – |
| Front Opening Unified POD (FOUP) Opener | Mechanical interface attached to the exposure tool that opens the FOUP and allows for wafers to be loaded and unloaded directly into the machine. Used for maintenance purposes only – customer wafers should be loaded through the coater/developer track. | Automation & System Management | • | • | • | • | • | • | • |
| GEM Online Control System (GOCS) | Communication control software layered on the NSR/MCSV machine software that allows NSR system operation to be automated and controlled by customer-developed host control system. NSR/GOCS supports SEMI E4 (SECS-I), SEMI E5 (SECS-II), SEMI E30 (GEM), and SEMI E37 (HSMS) specifications. | Automation & System Management | – | – | – | – | – | – | – |
| GEM300: Carrier Management Service (CMS) Function - E87 | Supports SEMI E87 for GEM300 operations. CMS provides compliance for the reject carrier. Reject carrier is provided to unload abnormally processed wafers from the equipment, and has unique characteristics to perform its functions. | Automation & System Management | – | – | – | – | – | – | – |
| GEM300: Process Job Management (PJM) Function - E40 | Supports SEMI E40 for GEM300 operations. PJM is concerned with the processing of materials (wafers), by the processing resource (NSR). Principle function is to ensure material delivered to the processing resource is processed with the correct recipe. Function enhances fab efficiency by reducing unnecessary rework due to erroneous processing. PJM functionality is supported by Job Cascade option. | Automation & System Management | – | – | – | – | – | – | – |
| GEM300: Reticle and POD Management (RPMS) Function - E109 | Supports SEMI E109 for GEM300 operations. Describes the tracking function for the reticle’s state, or transportation state within the NSR. NSR is able to collect each reticle’s state using this service, and states are controlled using the Reticle State Model and the Reticle Location State Model. | Automation & System Management | – | – | – | – | – | – | – |
| GEM300: Specification for Substrate Tracking (STS) Function - E90 | Supports SEMI E90 for GEM300 operations. STS provides information on wafer’s processing state, or transportation state within the NSR. NSR can collect each wafer’s state using this service, and states are controlled using the Substrate Tracking State Model and/or the Substrate Location State Model. | Automation & System Management | – | – | – | – | – | – | – |
| Inline Reject Signal | When transporting rejected wafers from the NSR to the coater/developer track, this function adds a signal to the communication between the tools to indicate that the wafer is rejected, distinguishing it from properly exposed wafers. | Automation & System Management | • | • | • | • | • | • | • |
| Nikon NEST Systems | Nikon offers several NEST systems to support a variety of NSR steppers and scanners. NEST is a Windows-based system that incorporates a variety of new functions and capabilities. | Automation & System Management | – | – | – | – | – | – | – |
| Online Control Software OCSV | Optimizes fab efficiency by controlling MCSV-based NSRs’ operation via communication with the customer’s host computer. | Automation & System Management | – | – | – | – | – | – | – |
| Online Control Software OCSW | Optimizes fab efficiency by controlling NSR operation via communication with the customer’s host computer. OCSW software provides GEM300 functionalities as follows: PJM, STS, CMS and RPMS. Only applicable to NSRs using MCSW main software. | Automation & System Management | • | • | • | • | • | • | • |
| Parameter Manager (PM) | Used for NSR recipe file and system parameter maintenance. Also serves as the control system for the CDU Simulator function. | Automation & System Management | • | • | • | • | • | • | • |
| Particle Check Auto Assist Function (Requires SEMI E109 -RPMS) | If an operator assist occurs at result judgment during Loading Check/Unloading Check, function will automatically perform assist processing according to system parameter settings. GEM300 related. | Automation & System Management | – | – | – | – | – | – | – |
| Process Program Distribution System X (PPDSX) | Recipe management system for MCS2, MCSV, and MCSW Nikon steppers and scanners up to SF15x and Sx10 model types, which makes it quick and easy to create and edit recipes outside of the cleanroom with operations like those performed at the NSR itself. Powerful Windows Server® 2012-based standalone system. | Automation & System Management | – | – | – | – | – | – | • |
| Recipe Parameter Tool (RPT) | Can be added on to PPDSX - RPT can compare critical recipe settings for MCS2, MCSV, and MCSW systems, and readily highlight potential issues. | Automation & System Management | – | – | – | – | – | – | • |
| Remote Control Station (RCS) Link 2G | Imitates normal NSR operation, enabling operation of the main NSR control panel from a remote location. Can perform: MCSW operations (exposure, parameter setup, etc.), Error Handling and Manual Assist, and NSR Reset. RCS-Link 2G System utilizes a remote PC terminal enabling operation of up to 100 applicable NSR systems. Customer must purchase connection license and safety hardware for each NSR communicating with the RCS. | Automation & System Management | • | • | • | • | • | • | • |
| Reticle Barcode Reading Options | Variety of solutions offered to enable the barcode reader to accommodate diverse customer reticles to enhance fab flexibility. Please request information for specific model type of interest. | Automation & System Management | • | • | • | • | • | • | • |
| SMIF | SMIF ports are installed in place of the reticle library as an interface for reticle transport. Single POD (1 slot) and Multi POD types (6 slot) are available. E109 must be implemented. | Automation & System Management | • | – | – | • | – | – | – |
| SMIF POD Tag Reader | Reading and collation of the POD ID information is performed automatically by the SMIF Tag Reader. Tag Reader options include: Omron with Omron Read/Write, TIRIS with Omron Read/Write, TIRIS with ASYST Read/Write. | Automation & System Management | • | – | – | • | – | – | – |
| Sub-Recipe File Management | To avoid incorrect wafer processing, function prevents use of sub recipes on non-applicable NSRs. Also verifies appropriate file version is being used. | Automation & System Management | • | • | • | • | • | • | – |
| Sub-Recipe File Transfer | Enables transfer of external exposure condition files in the same way as the upload/download function of the recipes. | Automation & System Management | • | • | • | • | • | • | – |
| Task Scheduler | Automatically executes various calibrations, as well as system and laser status checks, according to predetermined schedule. Tasks include AF Sensor Plane Calibration, Illumination Uniformity Calibration, and Automatic Gas Refill, etc. | Automation & System Management | • | • | • | • | • | • | • |
| Wafer Forced Unload | Used to unload wafers that remain inside the NSR to the track after shutting down and rebooting the track. | Automation & System Management | • | • | • | • | • | • | • |
| Wafer Table Automatic Cleaner System | Enables wafer holder to be cleaned without having to be removed. Compared to manual cleaning, enables significantly quicker cleaning. Various solutions are available. | Automation & System Management | • | • | • | • | • | • | • |
| Option | S322F | S320F | S310F | S308F | S307E | S306C | S305B | ||
|---|---|---|---|---|---|---|---|---|---|
| Alignment Correction by Individual Shot | Function enables correction of position shift as well as linear terms for each shot ID, thereby enhancing overlay accuracy. Xmag control capabilities are also supported for certain NSR systems. | Alignment & Overlay | • | • | – | • | – | – | – |
| Alignment Optimization (Teaching Function) | Enhances wafer alignment by deriving the optimal value from a pilot wafer and sets the value default for the appropriate recipe automatically. Later, when the recipe is selected, wafer alignment will be performed using the saved value. | Alignment & Overlay | • | • | • | • | – | – | – |
| Compatible Wafer Shape Recognition | Enhances pre-alignment performance when using wafers with irregular roundness. | Alignment & Overlay | • | • | • | – | – | – | – |
| Custom Reticle Elasticity Enhancement (c-RE) | Measures reticle heating and cooling behavior and enables advanced compensation for optimal reticle elasticity control. Shift, mag, and other modes supported for certain NSRs. | Alignment & Overlay | • | • | – | – | – | – | – |
| Distortion Matching by Reticle Stage (DIMARS) | Improves overlay by providing enhanced compensation for shot shape differences using the reticle stage. Can compensate for various shot signatures including diamond, fan, and riverflow. | Alignment & Overlay | • | • | • | • | • | • | • |
| EGA Results Averaging | Averages measurement results in multiple EGA steps and then uses them in exposure as the final EGA result. Beneficial for processes where alignment of the current layer back to multiple previously exposed layers is critical. | Alignment & Overlay | • | • | • | • | – | – | – |
| Exposure Shot Array Correction Function | In the event of residual shot array distortion, this software function will correct the shot array on each scan direction and each stepping direction during wafer exposure. | Alignment & Overlay | – | – | • | • | • | • | • |
| Evaluation EGA | Enables NSR to evaluate various alignment conditions by executing multiple EGA steps in parallel, each with different measurement shots, marks, and other conditions, and then compares results obtained in each EGA step. | Alignment & Overlay | • | • | • | • | – | – | – |
| FIA Focus Optimization (FFO) | FFO enhances alignment by optimizing the FIA focus offset automatically at each lot, ensuring that the alignment marks are viewed as clearly as possible by the NSR. FFO parameters are specified within the process program. | Alignment & Overlay | • | • | • | • | • | • | • |
| Grid Compensation for Matching (GCM) | Detects the non-linear error components in the shot array and minimizes those error factors, resulting in enhanced overlay. GCM is designed to improve overlay matching between NSRs of the same model type as well as across model types, and to layers exposed other scanner types. | Alignment & Overlay | • | • | • | • | • | • | • |
| Grid Factor Feeding (GFF) | Optional add-on to GCM that provides shot by shot distortion correction. Wafer correction factors determined during EGA are used to correct shot shape issues due to wafer deformation. | Alignment & Overlay | • | • | • | • | – | – | – |
| Matching and Overlay Effective Enhancement (MOEE) | Improves stepping accuracy by enhancing corrections for the system’s specific characteristics. This function can yield significant improvements to overlay accuracy and matching. | Alignment & Overlay | – | – | – | – | – | – | – |
| Overlay Evaluation Program (OLEV) | OLEV allows performance of vital alignment optimizations on an offline PC. OLEV software is offered in single, 5 key, and 10 key kits to best meet individual fab requirements. | Alignment & Overlay | • | • | • | • | • | • | • |
| Reticle Elasticity Evaluation Software (RECELA) | Calculates optimized parameters to compensate for reticle heating/expansion. Parameters may be reticle-specific depending on transmission and exposure conditions. Optimized parameters may be sent to each scanner via network. | Alignment & Overlay | • | • | • | • | – | – | – |
| Super Distortion Matching (SDM) | Incorporates powerful shot distortion correction capabilities to eliminate differences in shot shapes that arise between layers to optimize mix-and-match overlay. Correction for k7, k12, k13 is included; options for k9, k17, k18, as well as k15, k27, and k39 correction capabilities are available as an add-on for some NSRs. | Alignment & Overlay | • | • | • | – | – | – | – |
| Zeroing XY | Performs automated periodic machine calibrations and machine-specific grid corrections to further enhance overlay stability. | Alignment & Overlay | • | • | – | – | – | – | – |
| CDU Simulator | Enhances CD uniformity by providing optimization capabilities that enable the scanner to correct for other process window detractors. Provides high-order dose and focus adjustments to reduce residual CD errors both across the shot and across the wafer. | Imaging | • | • | – | – | – | – | – |
| Changing Maximum Number of AF Sensors | Previously, 3 columns of AF sensor elements could be arranged when the maximum number of AF sensor elements was 9. This function enables 4 columns with a maximum of 12 elements. | Imaging | – | – | • | • | – | – | – |
| Chip Focusing on the Partial Shot | Supports dividing a single shot down to the chip level, and enables chip-specific focusing and leveling settings. Enables optimal focusing independent of the surface deformation of non-product chips. | Imaging | • | • | • | • | – | – | – |
| Continuous DOF Expansion Procedure (CDP) | Software functions by tilting the wafer along the scanning direction, while continuously moving the wafer stage upward or downward during exposure. Sometimes referred to as “focus drilling”, this method has been shown to increase DOF for contact hole features without impacting throughput. | Imaging | • | • | • | • | • | • | • |
| Contrast Focus | Used to determine best focus as well as tilts, focus curvature and total focus deviation. Patterns are exposed using varied focus, and the resultant matrix is measured with FIA. Requires the CF reticle to evaluate. | Imaging | • | • | • | • | – | – | – |
| Customizing Illumination Uniformity | Enables the user to customize illumination conditions with illumination uniformity shape. | Imaging | • | • | • | • | – | – | – |
| DOF Expansion Procedure (DP) | Exposure is executed by changing the wafer stage position in Z (vertical direction) over a specified range, centered around best focus. This technique, most effective for contact holes, provides a wider DOF compared to using standard fixed focus for stepping systems. | Imaging | – | – | – | – | – | – | – |
| Dynamic Correction for Each Reticle by Stage Control (DCRS) | DCRS is able to compensate for the distortion of the specific production reticle to improve accuracy. DCRS functionality requires the DIMG and DIMARS functions. | Imaging | • | • | • | – | – | – | – |
| Dynamic Image Plane Correction (DIMG) | Enhances imaging by compensating for dynamic image plane Z-axis distortion using 27 (3x9 array) offset correction points. | Imaging | • | • | • | – | – | – | – |
| Environmental Contamination Prevention Filter Options | SF140/SF150/SF155 - IU Filter Unit (FU) for Clean Dry Air (CDA), Chemical Filter for Lamp House, Chemical Filter for Outside Air (OA), SA and CATC (Column Air Temperature Control) to minimize the effect of fab contamination. | Imaging | – | – | – | – | – | – | – |
| Exposure Dose Change for Specific Shot (also known as Shot-by-Shot Exposure Condition Setting) | Use this function to compensate for process variation with the flexibility to define exposure parameters (dose/focus/leveling offsets, etc.) for up to 255 individual shots per process program. | Imaging | • | • | • | • | • | • | • |
| FIA Overdose (FIA-OD) Software | This technique can be used to monitor best focus and total focus deviation. Patterns are exposed with varied dose and focus, and the resultant matrix is measured with FIA. Function requires the OD reticle to evaluate. | Imaging | – | – | – | • | • | • | • |
| Field Curvature Correction with DIMG | Enhances imaging by compensating for dynamic image plane Z-axis distortion using 27 (3x9 array) offset correction points. | Imaging | • | • | • | – | – | – | – |
| Flare Measurement for Outside Exposure Area | Enables measurement of the amount of flare outside the area being exposed. | Imaging | • | • | • | • | – | – | – |
| Infrared Aberration Control (IAC) | Mechanism to correct for non-symmetrical lens heating that can occur when using dipole illumination, thereby avoiding potential astigmatism effects. | Imaging | • | • | • | • | – | – | – |
| Intelligent Lens Controller (LC) | Measures thermal aberrations every few wafers during the lot. Thermal calibration is performed, and scanner parameters are fine-tuned and then used for subsequent lots to minimize thermal aberration effects. | Imaging | • | • | – | – | – | – | – |
| Laser Spectral E95 Control Cymer | Used to monitor/control variation in spectral bandwidth (E95%) to within a certain range. Functions can increase image contrast stability by minimizing bandwidth variation caused by differences in operating frequencies, duty cycles and by individual differences in lasers. | Imaging | • | • | • | • | • | – | – |
| Laser Spectral E95 Control Giga | Used to monitor/control variation in spectral bandwidth (E95%) to within a certain range. Functions can increase image contrast stability by minimizing bandwidth variation caused by differences in operating frequencies, duty cycles and by individual differences in lasers. | Imaging | • | • | • | • | • | – | – |
| Lens Flare Measurement | Measures projection lens flare using the illumination uniformity sensor to directly measure evaluation reticle marks projected on the wafer stage. Function requires the Flare Reticle to evaluate. | Imaging | – | – | – | • | – | – | – |
| Lens Flare Measurement by AIS Sensor | Measures projection lens flare using the AIS system to deliver the enhanced accuracy required for leading-edge scanners. | Imaging | – | – | • | – | – | – | – |
| Lens Master LNS Master-Thermal Aberration Optimizer (ThAO) | Enables reticle-specific thermal compensation on the scanner. Sends mask design information through a fast Fourier transform to calculate its effect within the lens, and then feeds that into the LNS Master ThAO system along with pupilgram data. Lens control parameters are calculated and output to the scanner. | Imaging | – | – | – | – | – | – | – |
| Line Filter Units | Filters the air or N2 line from the facility to the scanner. | Imaging | • | • | • | • | • | • | • |
| Multiple Exposure Self-Measurement Program (MX-SMP) | SMP package allows the user to run and measure the following tests otherwise measured by CD-SEM or ECD: best focus (up to 35 points), focus tilts and curvature, TFD, process and dose monitoring, and ACLV evaluation (following initial calibration to SEM measurements). Use of SMP requires a MX-SMP reticle and LSA option to execute the measurements. | Imaging | – | – | – | – | • | • | • |
| OPE Master | Optimizes imaging parameters to minimize optical proximity error between a reference scanner and the one to be adjusted. OPE Master uses customer test-pattern data and scanner adjustments to provide illumination condition matching for aligning performance across a fleet of scanners. | Imaging | • | • | – | – | – | – | – |
| Optimized Dose Control (ODC) | Improves CD uniformity within the shot by dose correction through the scan. Each shot on the wafer can have a different dose offset and slope. This capability will minimize CD variation caused by processing. | Imaging | • | • | – | • | • | – | – |
| POLANO – Advanced Polarization Control | Additional hardware unit that provides enhanced image contrast at ultra-high and hyper numerical apertures delivering maximum process latitude, enhanced DOF and optimum line width roughness. | Imaging | • | • | • | • | – | – | – |
| Reticle Bending | Used to correct for curved reticles and any residual field curvature, in order to enhance imaging performance. | Imaging | – | – | – | – | – | – | – |
| Reticle CR-Edge AIS Focus Measurement | Enables AIS focus measurement even using reticles excluding the AIS marks. | Imaging | – | – | – | – | – | – | – |
| Reticle Peripheral Check | Detects particles between the loaded reticle and the platen of reticle holder in order to avoid defocused wafer exposure. Functionality requires the DIMG function. | Imaging | • | • | • | • | – | – | – |
| Scanner Enhanced Field Focusing by Focus Mapping (SEFF-M) | Maps the shot geometry and applies within shot z-offsets according to the map to enhance imaging performance. | Imaging | • | • | – | – | – | – | – |
| Stage Performance Tuning Function (SPTF – also known as SPETU) | Hardware and software option to improve scanning MSD beyond specified levels and enhance line width uniformity. SPTF enables the user to operate the NSR at the optimum scanning conditions for either the standard mode (max scan speed), or in precision mode (half speed), on a process program-specific basis. | Imaging | – | – | – | – | • | • | • |
| Weighted Focusing | If there is a large change (such as in surface height) at the extremes of the wafer focusing range, focusing might not be performed optimally. Instead, weighted focusing enables the focusing result to be multiplied by the weight automatically calculated by the NSR to enhance focusing accuracy despite large changes. | Imaging | – | – | • | • | – | – | – |
| Zeroing AF | Performs automated periodic machine calibration that enhance scanner stability with machine-specific autofocus (AF) corrections. | Imaging | • | • | – | – | – | – | – |
| Zeroing DIS | Automated function to enhance scanner stability. | Imaging | • | • | – | – | – | – | – |
| Automatic Reticle Assignment | Using the barcode reader, software automatically registers the reticle name in the RLAT (Reticle Library Assignment Table) once the reticle cases are inserted in the library. This functionality is included with the SMIF. | Productivity & Efficiency | – | – | – | – | • | • | • |
| Dynamic Job Sequence (DJS) | Essentially enables processing of multiple “sub” jobs as a single JOB. Using a DJS recipe, the execution order of “sub” jobs in the DJS JOB, as well as individual “sub” job parameters can be specified. When a DJS JOB is loaded after a DJS recipe has been specified, multiple “sub” jobs are loaded/executed both automatically and dynamically. | Productivity & Efficiency | • | • | • | • | – | – | – |
| Extended Exposure Logfile Analysis Function | Using this software option, shots where synchronization accuracy, focus control residual errors, or dose errors exceed user-defined limits, are listed along with the reason they flagged. Function can be used to analyze and investigate exposure performance data for each lot. | Productivity & Efficiency | – | – | – | – | • | • | • |
| Facilities Connection Box (FCB) | FCB unit houses and converts the various facilities connections coming in from the customer and going out to the NSR, thereby streamlining the facilities connections requirements. | Productivity & Efficiency | – | – | – | • | • | • | • |
| FILES Command | Provides a simple methodology for fast and accurate file transfer across NSRs within the fab. Software function incorporates user-friendly menus enabling easy and accurate file transfer across the fab. Also includes verification tasks. | Productivity & Efficiency | – | – | – | – | • | • | • |
| High Throughput Mode (HTM) | High throughput mode options for the S322F and S220D with productivity enhancements to best satisfy fab-specific objectives. | Productivity & Efficiency | • | – | – | – | – | – | – |
| Individual Focus Correction Control Throughput Mode | When different focus correction values are used in exposure of each shot (according to focus correction value IDs set in the recipe), the focus position is corrected electrically using the PSD signals. Reduces time required for focus position correction and enhances productivity. | Productivity & Efficiency | – | – | • | • | – | – | – |
| Job Cascade | Improves productivity by optimizing lot-to-lot overhead time. With Cascading software, first wafer change and reticle preparation for exposure Job 2 is able to occur prior to completion of exposure Job 1. Simultaneous activities significantly reduce time between Jobs. | Productivity & Efficiency | • | • | • | • | • | • | • |
| Linked Litho | Transfers wafer information such as substrate ID, between the track and the NSR at the time of wafer transfer. Manage wafer processing using a substrate ID shared by the track and the NSR, monitor the entire production process combining substrate location on the track and the NSR, etc. | Productivity & Efficiency | • | • | • | • | • | • | • |
| Multi-Dose Control (MDC) | Software function provides a means for the user to engage enhanced dose control functions (such as Exposure Dose Change for Specific Shot) with minimal throughput implications, using stream-lined dose check sequence. | Productivity & Efficiency | • | • | • | • | • | • | • |
| Multi-Dose Control Scan Speed Uniformity | Improves the total throughput by keeping a constant scan speed in multi-dose exposure. | Productivity & Efficiency | • | • | • | • | – | – | – |
| Quick Reticle Change (QRC) | Enables quick exchange of two reticles for double exposure applications without removing the wafer from the stage. | Productivity & Efficiency | • | • | • | • | • | • | • |
| Reticle Particle Check Using Reference Map | Reticle particle check results are compared against the previously created reference map, and only new particles are judged. This smarter detection will reduce assist frequency and associated corrective measures. | Productivity & Efficiency | • | • | • | • | • | • | • |
| SMP – Self Measurement Process | Uses HMF reticle for wafer exposure and then focus plane metrology is performed by the NSR using the LSA system. | Productivity & Efficiency | – | – | – | – | – | – | – |
| Substitute Mark Search Alignment | With this software function enabled, if search mark detection is unsuccessful using the standard mark, search alignment will automatically be measured again with the pre-defined substitute search mark. | Productivity & Efficiency | • | • | • | • | • | • | • |
| Wafer Holder Particle Check by Scanning | Enhances fab productivity and efficiency by providing a stream-lined method to identify wafer holder particles and their locations. | Productivity & Efficiency | • | • | • | • | • | • | • |
| APC Communication | Correction value is calculated for each wafer (as compared to each lot), and instructions are sent to the NSR via the Machine Controller, which is located between the NSR and a host computer. | Automation & System Management | • | • | • | • | – | – | – |
| Automatic Reticle Transport | Using RPMS, when controlling the reticle or POD, after transporting the POD to the load port, the reticle first requires ID check and MAP check before it can be used. This function performs those tasks automatically. GEM300 related. | Automation & System Management | – | – | – | – | • | • | • |
| Data Acquisition System (DAS) | System acquires machine information for leading-edge NSR systems that adheres to the EDA (Interface A) standards within the SEMI standards. | Automation & System Management | • | • | – | – | – | – | – |
| Exposure Recipe Specification at Reticle Transfer | When a reticle transfer command (Transfer Reticle or EXAMINE) is executed, NSR automatically reads the conditions required for particle check or ID check within exposure recipe (sent by the Host or operator) and performs according to the conditions. Minimizes entry errors and loading on host systems. | Automation & System Management | • | • | • | • | – | – | – |
| Extended Reticle Library | Hardware option to extend the reticle library to enable storage for additional reticles, thereby minimizing their exposure to fab environment. Each Stepper Extended Reticle Library supports an additional 10 reticles, whereas a Scanner Extended Reticle Library supports an additional 12 reticles. Not applicable with use of SMIF POD. | Automation & System Management | – | – | – | • | • | • | • |
| Extended Wafer Carrier | For systems where the local carrier open wafer cassette is standard configuration and 200 mm left or right in-line is used: The system will come with one wafer carrier table standard and there is the option for an additional wafer carrier table. However, 200 mm front in-line and all 300 mm configurations support only one wafer carrier table. | Automation & System Management | – | – | – | • | • | • | • |
| Front Opening Unified POD (FOUP) Opener | Mechanical interface attached to the exposure tool that opens the FOUP and allows for wafers to be loaded and unloaded directly into the machine. Used for maintenance purposes only – customer wafers should be loaded through the coater/developer track. | Automation & System Management | • | • | • | • | • | • | • |
| GEM Online Control System (GOCS) | Communication control software layered on the NSR/MCSV machine software that allows NSR system operation to be automated and controlled by customer-developed host control system. NSR/GOCS supports SEMI E4 (SECS-I), SEMI E5 (SECS-II), SEMI E30 (GEM), and SEMI E37 (HSMS) specifications. | Automation & System Management | – | – | – | – | • | • | • |
| GEM300: Carrier Management Service (CMS) Function - E87 | Supports SEMI E87 for GEM300 operations. CMS provides compliance for the reject carrier. Reject carrier is provided to unload abnormally processed wafers from the equipment, and has unique characteristics to perform its functions. | Automation & System Management | – | – | – | – | • | • | • |
| GEM300: Process Job Management (PJM) Function - E40 | Supports SEMI E40 for GEM300 operations. PJM is concerned with the processing of materials (wafers), by the processing resource (NSR). Principle function is to ensure material delivered to the processing resource is processed with the correct recipe. Function enhances fab efficiency by reducing unnecessary rework due to erroneous processing. PJM functionality is supported by Job Cascade option. | Automation & System Management | – | – | – | – | • | • | • |
| GEM300: Reticle and POD Management (RPMS) Function - E109 | Supports SEMI E109 for GEM300 operations. Describes the tracking function for the reticle’s state, or transportation state within the NSR. NSR is able to collect each reticle’s state using this service, and states are controlled using the Reticle State Model and the Reticle Location State Model. | Automation & System Management | – | – | – | – | • | • | • |
| GEM300: Specification for Substrate Tracking (STS) Function - E90 | Supports SEMI E90 for GEM300 operations. STS provides information on wafer’s processing state, or transportation state within the NSR. NSR can collect each wafer’s state using this service, and states are controlled using the Substrate Tracking State Model and/or the Substrate Location State Model. | Automation & System Management | – | – | – | – | • | • | • |
| Inline Reject Signal | When transporting rejected wafers from the NSR to the coater/developer track, this function adds a signal to the communication between the tools to indicate that the wafer is rejected, distinguishing it from properly exposed wafers. | Automation & System Management | • | • | • | • | • | • | • |
| Nikon NEST Systems | Nikon offers several NEST systems to support a variety of NSR steppers and scanners. NEST is a Windows-based system that incorporates a variety of new functions and capabilities. | Automation & System Management | – | – | – | – | • | • | • |
| Online Control Software OCSV | Optimizes fab efficiency by controlling MCSV-based NSRs’ operation via communication with the customer’s host computer. | Automation & System Management | – | – | – | – | – | – | – |
| Online Control Software OCSW | Optimizes fab efficiency by controlling NSR operation via communication with the customer’s host computer. OCSW software provides GEM300 functionalities as follows: PJM, STS, CMS and RPMS. Only applicable to NSRs using MCSW main software. | Automation & System Management | • | • | • | • | – | – | – |
| Parameter Manager (PM) | Used for NSR recipe file and system parameter maintenance. Also serves as the control system for the CDU Simulator function. | Automation & System Management | • | • | • | – | – | – | – |
| Particle Check Auto Assist Function (Requires SEMI E109 -RPMS) | If an operator assist occurs at result judgment during Loading Check/Unloading Check, function will automatically perform assist processing according to system parameter settings. GEM300 related. | Automation & System Management | – | – | – | – | • | • | • |
| Process Program Distribution System X (PPDSX) | Recipe management system for MCS2, MCSV, and MCSW Nikon steppers and scanners up to SF15x and Sx10 model types, which makes it quick and easy to create and edit recipes outside of the cleanroom with operations like those performed at the NSR itself. Powerful Windows Server® 2012-based standalone system. | Automation & System Management | – | – | • | • | • | • | • |
| Recipe Parameter Tool (RPT) | Can be added on to PPDSX - RPT can compare critical recipe settings for MCS2, MCSV, and MCSW systems, and readily highlight potential issues. | Automation & System Management | – | – | • | • | • | • | • |
| Remote Control Station (RCS) Link 2G | Imitates normal NSR operation, enabling operation of the main NSR control panel from a remote location. Can perform: MCSW operations (exposure, parameter setup, etc.), Error Handling and Manual Assist, and NSR Reset. RCS-Link 2G System utilizes a remote PC terminal enabling operation of up to 100 applicable NSR systems. Customer must purchase connection license and safety hardware for each NSR communicating with the RCS. | Automation & System Management | • | • | • | • | – | – | – |
| Reticle Barcode Reading Options | Variety of solutions offered to enable the barcode reader to accommodate diverse customer reticles to enhance fab flexibility. Please request information for specific model type of interest. | Automation & System Management | • | • | • | • | • | • | • |
| SMIF | SMIF ports are installed in place of the reticle library as an interface for reticle transport. Single POD (1 slot) and Multi POD types (6 slot) are available. E109 must be implemented. | Automation & System Management | • | – | – | – | – | – | – |
| SMIF POD Tag Reader | Reading and collation of the POD ID information is performed automatically by the SMIF Tag Reader. Tag Reader options include: Omron with Omron Read/Write, TIRIS with Omron Read/Write, TIRIS with ASYST Read/Write. | Automation & System Management | • | – | – | – | – | – | – |
| Sub-Recipe File Management | To avoid incorrect wafer processing, function prevents use of sub recipes on non-applicable NSRs. Also verifies appropriate file version is being used. | Automation & System Management | • | • | • | – | – | – | – |
| Sub-Recipe File Transfer | Enables transfer of external exposure condition files in the same way as the upload/download function of the recipes. | Automation & System Management | • | • | • | – | – | – | – |
| Task Scheduler | Automatically executes various calibrations, as well as system and laser status checks, according to predetermined schedule. Tasks include AF Sensor Plane Calibration, Illumination Uniformity Calibration, and Automatic Gas Refill, etc. | Automation & System Management | • | • | • | • | – | – | – |
| Wafer Forced Unload | Used to unload wafers that remain inside the NSR to the track after shutting down and rebooting the track. | Automation & System Management | • | • | • | • | • | • | • |
| Wafer Table Automatic Cleaner System | Enables wafer holder to be cleaned without having to be removed. Compared to manual cleaning, enables significantly quicker cleaning. Various solutions are available. | Automation & System Management | • | • | • | • | – | – | – |
| Option | S220D | S210D | S208D | S207D | S206D | S205C | S204B | ||
|---|---|---|---|---|---|---|---|---|---|
| Alignment Correction by Individual Shot | Function enables correction of position shift as well as linear terms for each shot ID, thereby enhancing overlay accuracy. Xmag control capabilities are also supported for certain NSR systems. | Alignment & Overlay | • | – | • | – | – | – | – |
| Alignment Optimization (Teaching Function) | Enhances wafer alignment by deriving the optimal value from a pilot wafer and sets the value default for the appropriate recipe automatically. Later, when the recipe is selected, wafer alignment will be performed using the saved value. | Alignment & Overlay | • | • | • | – | – | – | – |
| Compatible Wafer Shape Recognition | Enhances pre-alignment performance when using wafers with irregular roundness. | Alignment & Overlay | • | • | – | – | – | – | – |
| Custom Reticle Elasticity Enhancement (c-RE) | Measures reticle heating and cooling behavior and enables advanced compensation for optimal reticle elasticity control. Shift, mag, and other modes supported for certain NSRs. | Alignment & Overlay | • | – | – | – | – | – | – |
| Distortion Matching by Reticle Stage (DIMARS) | Improves overlay by providing enhanced compensation for shot shape differences using the reticle stage. Can compensate for various shot signatures including diamond, fan, and riverflow. | Alignment & Overlay | • | • | • | • | • | • | • |
| EGA Results Averaging | Averages measurement results in multiple EGA steps and then uses them in exposure as the final EGA result. Beneficial for processes where alignment of the current layer back to multiple previously exposed layers is critical. | Alignment & Overlay | • | • | • | – | – | – | – |
| Exposure Shot Array Correction Function | In the event of residual shot array distortion, this software function will correct the shot array on each scan direction and each stepping direction during wafer exposure. | Alignment & Overlay | – | • | • | • | • | • | – |
| Evaluation EGA | Enables NSR to evaluate various alignment conditions by executing multiple EGA steps in parallel, each with different measurement shots, marks, and other conditions, and then compares results obtained in each EGA step. | Alignment & Overlay | • | • | • | – | – | – | – |
| FIA Focus Optimization (FFO) | FFO enhances alignment by optimizing the FIA focus offset automatically at each lot, ensuring that the alignment marks are viewed as clearly as possible by the NSR. FFO parameters are specified within the process program. | Alignment & Overlay | • | • | • | • | • | • | – |
| Grid Compensation for Matching (GCM) | Detects the non-linear error components in the shot array and minimizes those error factors, resulting in enhanced overlay. GCM is designed to improve overlay matching between NSRs of the same model type as well as across model types, and to layers exposed other scanner types. | Alignment & Overlay | • | • | • | • | • | • | • |
| Grid Factor Feeding (GFF) | Optional add-on to GCM that provides shot by shot distortion correction. Wafer correction factors determined during EGA are used to correct shot shape issues due to wafer deformation. | Alignment & Overlay | • | • | • | – | – | – | – |
| Matching and Overlay Effective Enhancement (MOEE) | Improves stepping accuracy by enhancing corrections for the system’s specific characteristics. This function can yield significant improvements to overlay accuracy and matching. | Alignment & Overlay | – | – | – | – | – | – | – |
| Overlay Evaluation Program (OLEV) | OLEV allows performance of vital alignment optimizations on an offline PC. OLEV software is offered in single, 5 key, and 10 key kits to best meet individual fab requirements. | Alignment & Overlay | • | • | • | • | • | • | • |
| Reticle Elasticity Evaluation Software (RECELA) | Calculates optimized parameters to compensate for reticle heating/expansion. Parameters may be reticle-specific depending on transmission and exposure conditions. Optimized parameters may be sent to each scanner via network. | Alignment & Overlay | • | • | • | – | – | – | – |
| Super Distortion Matching (SDM) | Incorporates powerful shot distortion correction capabilities to eliminate differences in shot shapes that arise between layers to optimize mix-and-match overlay. Correction for k7, k12, k13 is included; options for k9, k17, k18, as well as k15, k27, and k39 correction capabilities are available as an add-on for some NSRs. | Alignment & Overlay | • | • | – | – | – | – | – |
| Zeroing XY | Performs automated periodic machine calibrations and machine-specific grid corrections to further enhance overlay stability. | Alignment & Overlay | • | – | – | – | – | – | – |
| CDU Simulator | Enhances CD uniformity by providing optimization capabilities that enable the scanner to correct for other process window detractors. Provides high-order dose and focus adjustments to reduce residual CD errors both across the shot and across the wafer. | Imaging | – | – | – | – | – | – | – |
| Changing Maximum Number of AF Sensors | Previously, 3 columns of AF sensor elements could be arranged when the maximum number of AF sensor elements was 9. This function enables 4 columns with a maximum of 12 elements. | Imaging | – | • | • | – | – | – | – |
| Chip Focusing on the Partial Shot | Supports dividing a single shot down to the chip level, and enables chip-specific focusing and leveling settings. Enables optimal focusing independent of the surface deformation of non-product chips. | Imaging | • | • | • | – | – | – | – |
| Continuous DOF Expansion Procedure (CDP) | Software functions by tilting the wafer along the scanning direction, while continuously moving the wafer stage upward or downward during exposure. Sometimes referred to as “focus drilling”, this method has been shown to increase DOF for contact hole features without impacting throughput. | Imaging | • | • | • | • | • | • | • |
| Contrast Focus | Used to determine best focus as well as tilts, focus curvature and total focus deviation. Patterns are exposed using varied focus, and the resultant matrix is measured with FIA. Requires the CF reticle to evaluate. | Imaging | • | • | • | – | – | – | – |
| Customizing Illumination Uniformity | Enables the user to customize illumination conditions with illumination uniformity shape. | Imaging | • | • | • | – | – | – | – |
| DOF Expansion Procedure (DP) | Exposure is executed by changing the wafer stage position in Z (vertical direction) over a specified range, centered around best focus. This technique, most effective for contact holes, provides a wider DOF compared to using standard fixed focus for stepping systems. | Imaging | – | – | – | – | – | – | – |
| Dynamic Correction for Each Reticle by Stage Control (DCRS) | DCRS is able to compensate for the distortion of the specific production reticle to improve accuracy. DCRS functionality requires the DIMG and DIMARS functions. | Imaging | • | • | – | – | – | – | – |
| Dynamic Image Plane Correction (DIMG) | Enhances imaging by compensating for dynamic image plane Z-axis distortion using 27 (3x9 array) offset correction points. | Imaging | • | • | – | – | – | – | – |
| Environmental Contamination Prevention Filter Options | SF140/SF150/SF155 - IU Filter Unit (FU) for Clean Dry Air (CDA), Chemical Filter for Lamp House, Chemical Filter for Outside Air (OA), SA and CATC (Column Air Temperature Control) to minimize the effect of fab contamination. | Imaging | – | – | – | – | – | – | – |
| Exposure Dose Change for Specific Shot (also known as Shot-by-Shot Exposure Condition Setting) | Use this function to compensate for process variation with the flexibility to define exposure parameters (dose/focus/leveling offsets, etc.) for up to 255 individual shots per process program. | Imaging | • | • | • | • | • | • | – |
| FIA Overdose (FIA-OD) Software | This technique can be used to monitor best focus and total focus deviation. Patterns are exposed with varied dose and focus, and the resultant matrix is measured with FIA. Function requires the OD reticle to evaluate. | Imaging | – | – | • | • | • | • | – |
| Field Curvature Correction with DIMG | Enhances imaging by compensating for dynamic image plane Z-axis distortion using 27 (3x9 array) offset correction points. | Imaging | • | • | – | – | – | – | – |
| Flare Measurement for Outside Exposure Area | Enables measurement of the amount of flare outside the area being exposed. | Imaging | • | • | • | – | – | – | – |
| Infrared Aberration Control (IAC) | Mechanism to correct for non-symmetrical lens heating that can occur when using dipole illumination, thereby avoiding potential astigmatism effects. | Imaging | • | – | – | – | – | – | – |
| Intelligent Lens Controller (LC) | Measures thermal aberrations every few wafers during the lot. Thermal calibration is performed, and scanner parameters are fine-tuned and then used for subsequent lots to minimize thermal aberration effects. | Imaging | • | – | – | – | – | – | – |
| Laser Spectral E95 Control Cymer | Used to monitor/control variation in spectral bandwidth (E95%) to within a certain range. Functions can increase image contrast stability by minimizing bandwidth variation caused by differences in operating frequencies, duty cycles and by individual differences in lasers. | Imaging | – | – | – | – | – | – | – |
| Laser Spectral E95 Control Giga | Used to monitor/control variation in spectral bandwidth (E95%) to within a certain range. Functions can increase image contrast stability by minimizing bandwidth variation caused by differences in operating frequencies, duty cycles and by individual differences in lasers. | Imaging | • | – | – | – | – | – | – |
| Lens Flare Measurement | Measures projection lens flare using the illumination uniformity sensor to directly measure evaluation reticle marks projected on the wafer stage. Function requires the Flare Reticle to evaluate. | Imaging | – | – | • | – | – | – | – |
| Lens Flare Measurement by AIS Sensor | Measures projection lens flare using the AIS system to deliver the enhanced accuracy required for leading-edge scanners. | Imaging | – | • | – | – | – | – | – |
| Lens Master LNS Master-Thermal Aberration Optimizer (ThAO) | Enables reticle-specific thermal compensation on the scanner. Sends mask design information through a fast Fourier transform to calculate its effect within the lens, and then feeds that into the LNS Master ThAO system along with pupilgram data. Lens control parameters are calculated and output to the scanner. | Imaging | – | – | – | – | – | – | – |
| Line Filter Units | Filters the air or N2 line from the facility to the scanner. | Imaging | • | • | • | • | • | • | • |
| Multiple Exposure Self-Measurement Program (MX-SMP) | SMP package allows the user to run and measure the following tests otherwise measured by CD-SEM or ECD: best focus (up to 35 points), focus tilts and curvature, TFD, process and dose monitoring, and ACLV evaluation (following initial calibration to SEM measurements). Use of SMP requires a MX-SMP reticle and LSA option to execute the measurements. | Imaging | – | – | – | • | • | • | • |
| OPE Master | Optimizes imaging parameters to minimize optical proximity error between a reference scanner and the one to be adjusted. OPE Master uses customer test-pattern data and scanner adjustments to provide illumination condition matching for aligning performance across a fleet of scanners. | Imaging | – | – | – | – | – | – | – |
| Optimized Dose Control (ODC) | Improves CD uniformity within the shot by dose correction through the scan. Each shot on the wafer can have a different dose offset and slope. This capability will minimize CD variation caused by processing. | Imaging | • | – | – | – | – | – | – |
| POLANO – Advanced Polarization Control | Additional hardware unit that provides enhanced image contrast at ultra-high and hyper numerical apertures delivering maximum process latitude, enhanced DOF and optimum line width roughness. | Imaging | • | – | – | – | – | – | – |
| Reticle Bending | Used to correct for curved reticles and any residual field curvature, in order to enhance imaging performance. | Imaging | – | – | – | – | – | – | – |
| Reticle CR-Edge AIS Focus Measurement | Enables AIS focus measurement even using reticles excluding the AIS marks. | Imaging | – | – | – | – | – | – | – |
| Reticle Peripheral Check | Detects particles between the loaded reticle and the platen of reticle holder in order to avoid defocused wafer exposure. Functionality requires the DIMG function. | Imaging | • | • | • | – | – | – | – |
| Scanner Enhanced Field Focusing by Focus Mapping (SEFF-M) | Maps the shot geometry and applies within shot z-offsets according to the map to enhance imaging performance. | Imaging | • | – | – | – | – | – | – |
| Stage Performance Tuning Function (SPTF – also known as SPETU) | Hardware and software option to improve scanning MSD beyond specified levels and enhance line width uniformity. SPTF enables the user to operate the NSR at the optimum scanning conditions for either the standard mode (max scan speed), or in precision mode (half speed), on a process program-specific basis. | Imaging | – | – | – | • | • | • | • |
| Weighted Focusing | If there is a large change (such as in surface height) at the extremes of the wafer focusing range, focusing might not be performed optimally. Instead, weighted focusing enables the focusing result to be multiplied by the weight automatically calculated by the NSR to enhance focusing accuracy despite large changes. | Imaging | – | • | • | – | – | – | – |
| Zeroing AF | Performs automated periodic machine calibration that enhance scanner stability with machine-specific autofocus (AF) corrections. | Imaging | • | – | – | – | – | – | – |
| Zeroing DIS | Automated function to enhance scanner stability. | Imaging | • | – | – | – | – | – | – |
| Automatic Reticle Assignment | Using the barcode reader, software automatically registers the reticle name in the RLAT (Reticle Library Assignment Table) once the reticle cases are inserted in the library. This functionality is included with the SMIF. | Productivity & Efficiency | – | – | – | • | • | • | – |
| Dynamic Job Sequence (DJS) | Essentially enables processing of multiple “sub” jobs as a single JOB. Using a DJS recipe, the execution order of “sub” jobs in the DJS JOB, as well as individual “sub” job parameters can be specified. When a DJS JOB is loaded after a DJS recipe has been specified, multiple “sub” jobs are loaded/executed both automatically and dynamically. | Productivity & Efficiency | • | • | • | – | – | – | – |
| Extended Exposure Logfile Analysis Function | Using this software option, shots where synchronization accuracy, focus control residual errors, or dose errors exceed user-defined limits, are listed along with the reason they flagged. Function can be used to analyze and investigate exposure performance data for each lot. | Productivity & Efficiency | – | – | – | • | • | • | – |
| Facilities Connection Box (FCB) | FCB unit houses and converts the various facilities connections coming in from the customer and going out to the NSR, thereby streamlining the facilities connections requirements. | Productivity & Efficiency | – | – | • | • | • | • | – |
| FILES Command | Provides a simple methodology for fast and accurate file transfer across NSRs within the fab. Software function incorporates user-friendly menus enabling easy and accurate file transfer across the fab. Also includes verification tasks. | Productivity & Efficiency | – | – | – | • | • | • | – |
| High Throughput Mode (HTM) | High throughput mode options for the S322F and S220D with productivity enhancements to best satisfy fab-specific objectives. | Productivity & Efficiency | • | – | – | – | – | – | – |
| Individual Focus Correction Control Throughput Mode | When different focus correction values are used in exposure of each shot (according to focus correction value IDs set in the recipe), the focus position is corrected electrically using the PSD signals. Reduces time required for focus position correction and enhances productivity. | Productivity & Efficiency | – | • | • | – | – | – | – |
| Job Cascade | Improves productivity by optimizing lot-to-lot overhead time. With Cascading software, first wafer change and reticle preparation for exposure Job 2 is able to occur prior to completion of exposure Job 1. Simultaneous activities significantly reduce time between Jobs. | Productivity & Efficiency | • | • | • | • | • | • | • |
| Linked Litho | Transfers wafer information such as substrate ID, between the track and the NSR at the time of wafer transfer. Manage wafer processing using a substrate ID shared by the track and the NSR, monitor the entire production process combining substrate location on the track and the NSR, etc. | Productivity & Efficiency | • | • | • | • | • | • | – |
| Multi-Dose Control (MDC) | Software function provides a means for the user to engage enhanced dose control functions (such as Exposure Dose Change for Specific Shot) with minimal throughput implications, using stream-lined dose check sequence. | Productivity & Efficiency | • | • | • | • | • | • | • |
| Multi-Dose Control Scan Speed Uniformity | Improves the total throughput by keeping a constant scan speed in multi-dose exposure. | Productivity & Efficiency | • | • | • | – | – | – | – |
| Quick Reticle Change (QRC) | Enables quick exchange of two reticles for double exposure applications without removing the wafer from the stage. | Productivity & Efficiency | • | • | • | • | • | • | – |
| Reticle Particle Check Using Reference Map | Reticle particle check results are compared against the previously created reference map, and only new particles are judged. This smarter detection will reduce assist frequency and associated corrective measures. | Productivity & Efficiency | • | • | • | • | • | • | – |
| SMP – Self Measurement Process | Uses HMF reticle for wafer exposure and then focus plane metrology is performed by the NSR using the LSA system. | Productivity & Efficiency | – | – | – | – | – | – | • |
| Substitute Mark Search Alignment | With this software function enabled, if search mark detection is unsuccessful using the standard mark, search alignment will automatically be measured again with the pre-defined substitute search mark. | Productivity & Efficiency | • | • | • | • | • | • | – |
| Wafer Holder Particle Check by Scanning | Enhances fab productivity and efficiency by providing a stream-lined method to identify wafer holder particles and their locations. | Productivity & Efficiency | • | • | • | • | • | • | – |
| APC Communication | Correction value is calculated for each wafer (as compared to each lot), and instructions are sent to the NSR via the Machine Controller, which is located between the NSR and a host computer. | Automation & System Management | • | • | • | – | – | – | – |
| Automatic Reticle Transport | Using RPMS, when controlling the reticle or POD, after transporting the POD to the load port, the reticle first requires ID check and MAP check before it can be used. This function performs those tasks automatically. GEM300 related. | Automation & System Management | – | – | – | • | • | • | – |
| Data Acquisition System (DAS) | System acquires machine information for leading-edge NSR systems that adheres to the EDA (Interface A) standards within the SEMI standards. | Automation & System Management | • | – | – | – | – | – | – |
| Exposure Recipe Specification at Reticle Transfer | When a reticle transfer command (Transfer Reticle or EXAMINE) is executed, NSR automatically reads the conditions required for particle check or ID check within exposure recipe (sent by the Host or operator) and performs according to the conditions. Minimizes entry errors and loading on host systems. | Automation & System Management | • | • | • | – | – | – | – |
| Extended Reticle Library | Hardware option to extend the reticle library to enable storage for additional reticles, thereby minimizing their exposure to fab environment. Each Stepper Extended Reticle Library supports an additional 10 reticles, whereas a Scanner Extended Reticle Library supports an additional 12 reticles. Not applicable with use of SMIF POD. | Automation & System Management | – | – | • | • | • | • | • |
| Extended Wafer Carrier | For systems where the local carrier open wafer cassette is standard configuration and 200 mm left or right in-line is used: The system will come with one wafer carrier table standard and there is the option for an additional wafer carrier table. However, 200 mm front in-line and all 300 mm configurations support only one wafer carrier table. | Automation & System Management | – | – | • | • | • | • | • |
| Front Opening Unified POD (FOUP) Opener | Mechanical interface attached to the exposure tool that opens the FOUP and allows for wafers to be loaded and unloaded directly into the machine. Used for maintenance purposes only – customer wafers should be loaded through the coater/developer track. | Automation & System Management | • | • | • | • | • | • | – |
| GEM Online Control System (GOCS) | Communication control software layered on the NSR/MCSV machine software that allows NSR system operation to be automated and controlled by customer-developed host control system. NSR/GOCS supports SEMI E4 (SECS-I), SEMI E5 (SECS-II), SEMI E30 (GEM), and SEMI E37 (HSMS) specifications. | Automation & System Management | – | – | – | • | • | • | – |
| GEM300: Carrier Management Service (CMS) Function - E87 | Supports SEMI E87 for GEM300 operations. CMS provides compliance for the reject carrier. Reject carrier is provided to unload abnormally processed wafers from the equipment, and has unique characteristics to perform its functions. | Automation & System Management | – | – | – | • | • | • | – |
| GEM300: Process Job Management (PJM) Function - E40 | Supports SEMI E40 for GEM300 operations. PJM is concerned with the processing of materials (wafers), by the processing resource (NSR). Principle function is to ensure material delivered to the processing resource is processed with the correct recipe. Function enhances fab efficiency by reducing unnecessary rework due to erroneous processing. PJM functionality is supported by Job Cascade option. | Automation & System Management | – | – | – | • | • | • | – |
| GEM300: Reticle and POD Management (RPMS) Function - E109 | Supports SEMI E109 for GEM300 operations. Describes the tracking function for the reticle’s state, or transportation state within the NSR. NSR is able to collect each reticle’s state using this service, and states are controlled using the Reticle State Model and the Reticle Location State Model. | Automation & System Management | – | – | – | • | • | • | – |
| GEM300: Specification for Substrate Tracking (STS) Function - E90 | Supports SEMI E90 for GEM300 operations. STS provides information on wafer’s processing state, or transportation state within the NSR. NSR can collect each wafer’s state using this service, and states are controlled using the Substrate Tracking State Model and/or the Substrate Location State Model. | Automation & System Management | – | – | – | • | • | • | – |
| Inline Reject Signal | When transporting rejected wafers from the NSR to the coater/developer track, this function adds a signal to the communication between the tools to indicate that the wafer is rejected, distinguishing it from properly exposed wafers. | Automation & System Management | • | • | • | • | • | • | – |
| Nikon NEST Systems | Nikon offers several NEST systems to support a variety of NSR steppers and scanners. NEST is a Windows-based system that incorporates a variety of new functions and capabilities. | Automation & System Management | – | – | – | • | • | • | • |
| Online Control Software OCSV | Optimizes fab efficiency by controlling MCSV-based NSRs’ operation via communication with the customer’s host computer. | Automation & System Management | – | – | – | – | – | – | • |
| Online Control Software OCSW | Optimizes fab efficiency by controlling NSR operation via communication with the customer’s host computer. OCSW software provides GEM300 functionalities as follows: PJM, STS, CMS and RPMS. Only applicable to NSRs using MCSW main software. | Automation & System Management | • | • | • | – | – | – | – |
| Parameter Manager (PM) | Used for NSR recipe file and system parameter maintenance. Also serves as the control system for the CDU Simulator function. | Automation & System Management | • | • | – | – | – | – | – |
| Particle Check Auto Assist Function (Requires SEMI E109 -RPMS) | If an operator assist occurs at result judgment during Loading Check/Unloading Check, function will automatically perform assist processing according to system parameter settings. GEM300 related. | Automation & System Management | – | – | – | • | • | • | – |
| Process Program Distribution System X (PPDSX) | Recipe management system for MCS2, MCSV, and MCSW Nikon steppers and scanners up to SF15x and Sx10 model types, which makes it quick and easy to create and edit recipes outside of the cleanroom with operations like those performed at the NSR itself. Powerful Windows Server® 2012-based standalone system. | Automation & System Management | – | • | • | • | • | • | • |
| Recipe Parameter Tool (RPT) | Can be added on to PPDSX - RPT can compare critical recipe settings for MCS2, MCSV, and MCSW systems, and readily highlight potential issues. | Automation & System Management | – | • | • | • | • | • | • |
| Remote Control Station (RCS) Link 2G | Imitates normal NSR operation, enabling operation of the main NSR control panel from a remote location. Can perform: MCSW operations (exposure, parameter setup, etc.), Error Handling and Manual Assist, and NSR Reset. RCS-Link 2G System utilizes a remote PC terminal enabling operation of up to 100 applicable NSR systems. Customer must purchase connection license and safety hardware for each NSR communicating with the RCS. | Automation & System Management | • | • | • | – | – | – | – |
| Reticle Barcode Reading Options | Variety of solutions offered to enable the barcode reader to accommodate diverse customer reticles to enhance fab flexibility. Please request information for specific model type of interest. | Automation & System Management | • | • | • | • | • | • | • |
| SMIF | SMIF ports are installed in place of the reticle library as an interface for reticle transport. Single POD (1 slot) and Multi POD types (6 slot) are available. E109 must be implemented. | Automation & System Management | • | – | – | – | – | – | – |
| SMIF POD Tag Reader | Reading and collation of the POD ID information is performed automatically by the SMIF Tag Reader. Tag Reader options include: Omron with Omron Read/Write, TIRIS with Omron Read/Write, TIRIS with ASYST Read/Write. | Automation & System Management | • | – | – | – | – | – | – |
| Sub-Recipe File Management | To avoid incorrect wafer processing, function prevents use of sub recipes on non-applicable NSRs. Also verifies appropriate file version is being used. | Automation & System Management | • | • | – | – | – | – | – |
| Sub-Recipe File Transfer | Enables transfer of external exposure condition files in the same way as the upload/download function of the recipes. | Automation & System Management | • | • | – | – | – | – | – |
| Task Scheduler | Automatically executes various calibrations, as well as system and laser status checks, according to predetermined schedule. Tasks include AF Sensor Plane Calibration, Illumination Uniformity Calibration, and Automatic Gas Refill, etc. | Automation & System Management | • | • | • | – | – | – | – |
| Wafer Forced Unload | Used to unload wafers that remain inside the NSR to the track after shutting down and rebooting the track. | Automation & System Management | • | • | • | • | • | • | – |
| Wafer Table Automatic Cleaner System | Enables wafer holder to be cleaned without having to be removed. Compared to manual cleaning, enables significantly quicker cleaning. Various solutions are available. | Automation & System Management | • | • | • | – | – | – | – |
| Option | SF155 | SF150 | SF140 | i14E2 | i12D | ||
|---|---|---|---|---|---|---|---|
| Alignment Correction by Individual Shot | Function enables correction of position shift as well as linear terms for each shot ID, thereby enhancing overlay accuracy. Xmag control capabilities are also supported for certain NSR systems. | Alignment & Overlay | – | – | – | – | – |
| Alignment Optimization (Teaching Function) | Enhances wafer alignment by deriving the optimal value from a pilot wafer and sets the value default for the appropriate recipe automatically. Later, when the recipe is selected, wafer alignment will be performed using the saved value. | Alignment & Overlay | – | – | – | – | – |
| Compatible Wafer Shape Recognition | Enhances pre-alignment performance when using wafers with irregular roundness. | Alignment & Overlay | – | – | – | – | – |
| Custom Reticle Elasticity Enhancement (c-RE) | Measures reticle heating and cooling behavior and enables advanced compensation for optimal reticle elasticity control. Shift, mag, and other modes supported for certain NSRs. | Alignment & Overlay | – | – | – | – | – |
| Distortion Matching by Reticle Stage (DIMARS) | Improves overlay by providing enhanced compensation for shot shape differences using the reticle stage. Can compensate for various shot signatures including diamond, fan, and riverflow. | Alignment & Overlay | – | – | – | – | – |
| EGA Results Averaging | Averages measurement results in multiple EGA steps and then uses them in exposure as the final EGA result. Beneficial for processes where alignment of the current layer back to multiple previously exposed layers is critical. | Alignment & Overlay | – | – | – | – | – |
| Exposure Shot Array Correction Function | In the event of residual shot array distortion, this software function will correct the shot array on each scan direction and each stepping direction during wafer exposure. | Alignment & Overlay | – | – | – | – | – |
| Evaluation EGA | Enables NSR to evaluate various alignment conditions by executing multiple EGA steps in parallel, each with different measurement shots, marks, and other conditions, and then compares results obtained in each EGA step. | Alignment & Overlay | • | • | – | – | – |
| FIA Focus Optimization (FFO) | FFO enhances alignment by optimizing the FIA focus offset automatically at each lot, ensuring that the alignment marks are viewed as clearly as possible by the NSR. FFO parameters are specified within the process program. | Alignment & Overlay | – | – | – | – | – |
| Grid Compensation for Matching (GCM) | Detects the non-linear error components in the shot array and minimizes those error factors, resulting in enhanced overlay. GCM is designed to improve overlay matching between NSRs of the same model type as well as across model types, and to layers exposed other scanner types. | Alignment & Overlay | • | • | • | – | – |
| Grid Factor Feeding (GFF) | Optional add-on to GCM that provides shot by shot distortion correction. Wafer correction factors determined during EGA are used to correct shot shape issues due to wafer deformation. | Alignment & Overlay | – | – | – | – | – |
| Matching and Overlay Effective Enhancement (MOEE) | Improves stepping accuracy by enhancing corrections for the system’s specific characteristics. This function can yield significant improvements to overlay accuracy and matching. | Alignment & Overlay | • | • | – | – | – |
| Overlay Evaluation Program (OLEV) | OLEV allows performance of vital alignment optimizations on an offline PC. OLEV software is offered in single, 5 key, and 10 key kits to best meet individual fab requirements. | Alignment & Overlay | • | • | • | • | – |
| Reticle Elasticity Evaluation Software (RECELA) | Calculates optimized parameters to compensate for reticle heating/expansion. Parameters may be reticle-specific depending on transmission and exposure conditions. Optimized parameters may be sent to each scanner via network. | Alignment & Overlay | – | – | – | – | – |
| Super Distortion Matching (SDM) | Incorporates powerful shot distortion correction capabilities to eliminate differences in shot shapes that arise between layers to optimize mix-and-match overlay. Correction for k7, k12, k13 is included; options for k9, k17, k18, as well as k15, k27, and k39 correction capabilities are available as an add-on for some NSRs. | Alignment & Overlay | – | – | – | – | – |
| Zeroing XY | Performs automated periodic machine calibrations and machine-specific grid corrections to further enhance overlay stability. | Alignment & Overlay | – | – | – | – | – |
| CDU Simulator | Enhances CD uniformity by providing optimization capabilities that enable the scanner to correct for other process window detractors. Provides high-order dose and focus adjustments to reduce residual CD errors both across the shot and across the wafer. | Imaging | – | – | – | – | – |
| Changing Maximum Number of AF Sensors | Previously, 3 columns of AF sensor elements could be arranged when the maximum number of AF sensor elements was 9. This function enables 4 columns with a maximum of 12 elements. | Imaging | – | – | – | – | – |
| Chip Focusing on the Partial Shot | Supports dividing a single shot down to the chip level, and enables chip-specific focusing and leveling settings. Enables optimal focusing independent of the surface deformation of non-product chips. | Imaging | – | – | – | – | – |
| Continuous DOF Expansion Procedure (CDP) | Software functions by tilting the wafer along the scanning direction, while continuously moving the wafer stage upward or downward during exposure. Sometimes referred to as “focus drilling”, this method has been shown to increase DOF for contact hole features without impacting throughput. | Imaging | – | – | – | – | – |
| Contrast Focus | Used to determine best focus as well as tilts, focus curvature and total focus deviation. Patterns are exposed using varied focus, and the resultant matrix is measured with FIA. Requires the CF reticle to evaluate. | Imaging | • | • | – | – | – |
| Customizing Illumination Uniformity | Enables the user to customize illumination conditions with illumination uniformity shape. | Imaging | – | – | – | – | – |
| DOF Expansion Procedure (DP) | Exposure is executed by changing the wafer stage position in Z (vertical direction) over a specified range, centered around best focus. This technique, most effective for contact holes, provides a wider DOF compared to using standard fixed focus for stepping systems. | Imaging | – | – | • | • | • |
| Dynamic Correction for Each Reticle by Stage Control (DCRS) | DCRS is able to compensate for the distortion of the specific production reticle to improve accuracy. DCRS functionality requires the DIMG and DIMARS functions. | Imaging | – | – | – | – | – |
| Dynamic Image Plane Correction (DIMG) | Enhances imaging by compensating for dynamic image plane Z-axis distortion using 27 (3x9 array) offset correction points. | Imaging | – | – | – | – | – |
| Environmental Contamination Prevention Filter Options | SF140/SF150/SF155 - IU Filter Unit (FU) for Clean Dry Air (CDA), Chemical Filter for Lamp House, Chemical Filter for Outside Air (OA), SA and CATC (Column Air Temperature Control) to minimize the effect of fab contamination. | Imaging | • | • | • | – | – |
| Exposure Dose Change for Specific Shot (also known as Shot-by-Shot Exposure Condition Setting) | Use this function to compensate for process variation with the flexibility to define exposure parameters (dose/focus/leveling offsets, etc.) for up to 255 individual shots per process program. | Imaging | • | • | – | – | – |
| FIA Overdose (FIA-OD) Software | This technique can be used to monitor best focus and total focus deviation. Patterns are exposed with varied dose and focus, and the resultant matrix is measured with FIA. Function requires the OD reticle to evaluate. | Imaging | – | – | – | – | – |
| Field Curvature Correction with DIMG | Enhances imaging by compensating for dynamic image plane Z-axis distortion using 27 (3x9 array) offset correction points. | Imaging | – | – | – | – | – |
| Flare Measurement for Outside Exposure Area | Enables measurement of the amount of flare outside the area being exposed. | Imaging | – | – | – | – | – |
| Infrared Aberration Control (IAC) | Mechanism to correct for non-symmetrical lens heating that can occur when using dipole illumination, thereby avoiding potential astigmatism effects. | Imaging | – | – | – | – | – |
| Intelligent Lens Controller (LC) | Measures thermal aberrations every few wafers during the lot. Thermal calibration is performed, and scanner parameters are fine-tuned and then used for subsequent lots to minimize thermal aberration effects. | Imaging | – | – | – | – | – |
| Laser Spectral E95 Control Cymer | Used to monitor/control variation in spectral bandwidth (E95%) to within a certain range. Functions can increase image contrast stability by minimizing bandwidth variation caused by differences in operating frequencies, duty cycles and by individual differences in lasers. | Imaging | – | – | – | – | – |
| Laser Spectral E95 Control Giga | Used to monitor/control variation in spectral bandwidth (E95%) to within a certain range. Functions can increase image contrast stability by minimizing bandwidth variation caused by differences in operating frequencies, duty cycles and by individual differences in lasers. | Imaging | – | – | – | – | – |
| Lens Flare Measurement | Measures projection lens flare using the illumination uniformity sensor to directly measure evaluation reticle marks projected on the wafer stage. Function requires the Flare Reticle to evaluate. | Imaging | – | – | – | – | – |
| Lens Flare Measurement by AIS Sensor | Measures projection lens flare using the AIS system to deliver the enhanced accuracy required for leading-edge scanners. | Imaging | – | – | – | – | – |
| Lens Master LNS Master-Thermal Aberration Optimizer (ThAO) | Enables reticle-specific thermal compensation on the scanner. Sends mask design information through a fast Fourier transform to calculate its effect within the lens, and then feeds that into the LNS Master ThAO system along with pupilgram data. Lens control parameters are calculated and output to the scanner. | Imaging | – | – | – | – | – |
| Line Filter Units | Filters the air or N2 line from the facility to the scanner. | Imaging | – | – | – | – | – |
| Multiple Exposure Self-Measurement Program (MX-SMP) | SMP package allows the user to run and measure the following tests otherwise measured by CD-SEM or ECD: best focus (up to 35 points), focus tilts and curvature, TFD, process and dose monitoring, and ACLV evaluation (following initial calibration to SEM measurements). Use of SMP requires a MX-SMP reticle and LSA option to execute the measurements. | Imaging | – | – | – | – | – |
| OPE Master | Optimizes imaging parameters to minimize optical proximity error between a reference scanner and the one to be adjusted. OPE Master uses customer test-pattern data and scanner adjustments to provide illumination condition matching for aligning performance across a fleet of scanners. | Imaging | – | – | – | – | – |
| Optimized Dose Control (ODC) | Improves CD uniformity within the shot by dose correction through the scan. Each shot on the wafer can have a different dose offset and slope. This capability will minimize CD variation caused by processing. | Imaging | – | – | – | – | – |
| POLANO – Advanced Polarization Control | Additional hardware unit that provides enhanced image contrast at ultra-high and hyper numerical apertures delivering maximum process latitude, enhanced DOF and optimum line width roughness. | Imaging | – | – | – | – | – |
| Reticle Bending | Used to correct for curved reticles and any residual field curvature, in order to enhance imaging performance. | Imaging | – | – | – | – | – |
| Reticle CR-Edge AIS Focus Measurement | Enables AIS focus measurement even using reticles excluding the AIS marks. | Imaging | • | • | – | – | – |
| Reticle Peripheral Check | Detects particles between the loaded reticle and the platen of reticle holder in order to avoid defocused wafer exposure. Functionality requires the DIMG function. | Imaging | – | – | – | – | – |
| Scanner Enhanced Field Focusing by Focus Mapping (SEFF-M) | Maps the shot geometry and applies within shot z-offsets according to the map to enhance imaging performance. | Imaging | – | – | – | – | – |
| Stage Performance Tuning Function (SPTF – also known as SPETU) | Hardware and software option to improve scanning MSD beyond specified levels and enhance line width uniformity. SPTF enables the user to operate the NSR at the optimum scanning conditions for either the standard mode (max scan speed), or in precision mode (half speed), on a process program-specific basis. | Imaging | – | – | – | – | – |
| Weighted Focusing | If there is a large change (such as in surface height) at the extremes of the wafer focusing range, focusing might not be performed optimally. Instead, weighted focusing enables the focusing result to be multiplied by the weight automatically calculated by the NSR to enhance focusing accuracy despite large changes. | Imaging | – | – | – | – | – |
| Zeroing AF | Performs automated periodic machine calibration that enhance scanner stability with machine-specific autofocus (AF) corrections. | Imaging | – | – | – | – | – |
| Zeroing DIS | Automated function to enhance scanner stability. | Imaging | – | – | – | – | – |
| Automatic Reticle Assignment | Using the barcode reader, software automatically registers the reticle name in the RLAT (Reticle Library Assignment Table) once the reticle cases are inserted in the library. This functionality is included with the SMIF. | Productivity & Efficiency | – | – | • | – | – |
| Dynamic Job Sequence (DJS) | Essentially enables processing of multiple “sub” jobs as a single JOB. Using a DJS recipe, the execution order of “sub” jobs in the DJS JOB, as well as individual “sub” job parameters can be specified. When a DJS JOB is loaded after a DJS recipe has been specified, multiple “sub” jobs are loaded/executed both automatically and dynamically. | Productivity & Efficiency | • | • | – | – | – |
| Extended Exposure Logfile Analysis Function | Using this software option, shots where synchronization accuracy, focus control residual errors, or dose errors exceed user-defined limits, are listed along with the reason they flagged. Function can be used to analyze and investigate exposure performance data for each lot. | Productivity & Efficiency | – | – | – | – | – |
| Facilities Connection Box (FCB) | FCB unit houses and converts the various facilities connections coming in from the customer and going out to the NSR, thereby streamlining the facilities connections requirements. | Productivity & Efficiency | • | • | • | – | – |
| FILES Command | Provides a simple methodology for fast and accurate file transfer across NSRs within the fab. Software function incorporates user-friendly menus enabling easy and accurate file transfer across the fab. Also includes verification tasks. | Productivity & Efficiency | – | – | • | – | – |
| High Throughput Mode (HTM) | High throughput mode options for the S322F and S220D with productivity enhancements to best satisfy fab-specific objectives. | Productivity & Efficiency | – | – | – | – | – |
| Individual Focus Correction Control Throughput Mode | When different focus correction values are used in exposure of each shot (according to focus correction value IDs set in the recipe), the focus position is corrected electrically using the PSD signals. Reduces time required for focus position correction and enhances productivity. | Productivity & Efficiency | – | – | – | – | – |
| Job Cascade | Improves productivity by optimizing lot-to-lot overhead time. With Cascading software, first wafer change and reticle preparation for exposure Job 2 is able to occur prior to completion of exposure Job 1. Simultaneous activities significantly reduce time between Jobs. | Productivity & Efficiency | • | • | • | • | • |
| Linked Litho | Transfers wafer information such as substrate ID, between the track and the NSR at the time of wafer transfer. Manage wafer processing using a substrate ID shared by the track and the NSR, monitor the entire production process combining substrate location on the track and the NSR, etc. | Productivity & Efficiency | • | • | • | – | – |
| Multi-Dose Control (MDC) | Software function provides a means for the user to engage enhanced dose control functions (such as Exposure Dose Change for Specific Shot) with minimal throughput implications, using stream-lined dose check sequence. | Productivity & Efficiency | – | – | – | – | – |
| Multi-Dose Control Scan Speed Uniformity | Improves the total throughput by keeping a constant scan speed in multi-dose exposure. | Productivity & Efficiency | – | – | – | – | – |
| Quick Reticle Change (QRC) | Enables quick exchange of two reticles for double exposure applications without removing the wafer from the stage. | Productivity & Efficiency | • | • | • | • (software only) | – |
| Reticle Particle Check Using Reference Map | Reticle particle check results are compared against the previously created reference map, and only new particles are judged. This smarter detection will reduce assist frequency and associated corrective measures. | Productivity & Efficiency | • | • | • | – | – |
| SMP – Self Measurement Process | Uses HMF reticle for wafer exposure and then focus plane metrology is performed by the NSR using the LSA system. | Productivity & Efficiency | – | – | – | • | • |
| Substitute Mark Search Alignment | With this software function enabled, if search mark detection is unsuccessful using the standard mark, search alignment will automatically be measured again with the pre-defined substitute search mark. | Productivity & Efficiency | • | • | • | – | – |
| Wafer Holder Particle Check by Scanning | Enhances fab productivity and efficiency by providing a stream-lined method to identify wafer holder particles and their locations. | Productivity & Efficiency | – | – | – | – | – |
| APC Communication | Correction value is calculated for each wafer (as compared to each lot), and instructions are sent to the NSR via the Machine Controller, which is located between the NSR and a host computer. | Automation & System Management | – | – | – | – | – |
| Automatic Reticle Transport | Using RPMS, when controlling the reticle or POD, after transporting the POD to the load port, the reticle first requires ID check and MAP check before it can be used. This function performs those tasks automatically. GEM300 related. | Automation & System Management | – | – | • | – | – |
| Data Acquisition System (DAS) | System acquires machine information for leading-edge NSR systems that adheres to the EDA (Interface A) standards within the SEMI standards. | Automation & System Management | – | – | – | – | – |
| Exposure Recipe Specification at Reticle Transfer | When a reticle transfer command (Transfer Reticle or EXAMINE) is executed, NSR automatically reads the conditions required for particle check or ID check within exposure recipe (sent by the Host or operator) and performs according to the conditions. Minimizes entry errors and loading on host systems. | Automation & System Management | • | • | – | – | – |
| Extended Reticle Library | Hardware option to extend the reticle library to enable storage for additional reticles, thereby minimizing their exposure to fab environment. Each Stepper Extended Reticle Library supports an additional 10 reticles, whereas a Scanner Extended Reticle Library supports an additional 12 reticles. Not applicable with use of SMIF POD. | Automation & System Management | – | – | • | – | – |
| Extended Wafer Carrier | For systems where the local carrier open wafer cassette is standard configuration and 200 mm left or right in-line is used: The system will come with one wafer carrier table standard and there is the option for an additional wafer carrier table. However, 200 mm front in-line and all 300 mm configurations support only one wafer carrier table. | Automation & System Management | – | – | • | – | – |
| Front Opening Unified POD (FOUP) Opener | Mechanical interface attached to the exposure tool that opens the FOUP and allows for wafers to be loaded and unloaded directly into the machine. Used for maintenance purposes only – customer wafers should be loaded through the coater/developer track. | Automation & System Management | • | • | • | – | – |
| GEM Online Control System (GOCS) | Communication control software layered on the NSR/MCSV machine software that allows NSR system operation to be automated and controlled by customer-developed host control system. NSR/GOCS supports SEMI E4 (SECS-I), SEMI E5 (SECS-II), SEMI E30 (GEM), and SEMI E37 (HSMS) specifications. | Automation & System Management | – | – | • | • | – |
| GEM300: Carrier Management Service (CMS) Function - E87 | Supports SEMI E87 for GEM300 operations. CMS provides compliance for the reject carrier. Reject carrier is provided to unload abnormally processed wafers from the equipment, and has unique characteristics to perform its functions. | Automation & System Management | – | – | • | – | – |
| GEM300: Process Job Management (PJM) Function - E40 | Supports SEMI E40 for GEM300 operations. PJM is concerned with the processing of materials (wafers), by the processing resource (NSR). Principle function is to ensure material delivered to the processing resource is processed with the correct recipe. Function enhances fab efficiency by reducing unnecessary rework due to erroneous processing. PJM functionality is supported by Job Cascade option. | Automation & System Management | – | – | • | – | – |
| GEM300: Reticle and POD Management (RPMS) Function - E109 | Supports SEMI E109 for GEM300 operations. Describes the tracking function for the reticle’s state, or transportation state within the NSR. NSR is able to collect each reticle’s state using this service, and states are controlled using the Reticle State Model and the Reticle Location State Model. | Automation & System Management | – | – | • | – | – |
| GEM300: Specification for Substrate Tracking (STS) Function - E90 | Supports SEMI E90 for GEM300 operations. STS provides information on wafer’s processing state, or transportation state within the NSR. NSR can collect each wafer’s state using this service, and states are controlled using the Substrate Tracking State Model and/or the Substrate Location State Model. | Automation & System Management | – | – | • | – | – |
| Inline Reject Signal | When transporting rejected wafers from the NSR to the coater/developer track, this function adds a signal to the communication between the tools to indicate that the wafer is rejected, distinguishing it from properly exposed wafers. | Automation & System Management | – | – | – | – | – |
| Nikon NEST Systems | Nikon offers several NEST systems to support a variety of NSR steppers and scanners. NEST is a Windows-based system that incorporates a variety of new functions and capabilities. | Automation & System Management | – | – | – | • | • |
| Online Control Software OCSV | Optimizes fab efficiency by controlling MCSV-based NSRs’ operation via communication with the customer’s host computer. | Automation & System Management | – | – | – | • | • |
| Online Control Software OCSW | Optimizes fab efficiency by controlling NSR operation via communication with the customer’s host computer. OCSW software provides GEM300 functionalities as follows: PJM, STS, CMS and RPMS. Only applicable to NSRs using MCSW main software. | Automation & System Management | • | • | – | – | – |
| Parameter Manager (PM) | Used for NSR recipe file and system parameter maintenance. Also serves as the control system for the CDU Simulator function. | Automation & System Management | – | – | – | – | – |
| Particle Check Auto Assist Function (Requires SEMI E109 -RPMS) | If an operator assist occurs at result judgment during Loading Check/Unloading Check, function will automatically perform assist processing according to system parameter settings. GEM300 related. | Automation & System Management | – | – | • | – | – |
| Process Program Distribution System X (PPDSX) | Recipe management system for MCS2, MCSV, and MCSW Nikon steppers and scanners up to SF15x and Sx10 model types, which makes it quick and easy to create and edit recipes outside of the cleanroom with operations like those performed at the NSR itself. Powerful Windows Server® 2012-based standalone system. | Automation & System Management | • | • | • | • | • |
| Recipe Parameter Tool (RPT) | Can be added on to PPDSX - RPT can compare critical recipe settings for MCS2, MCSV, and MCSW systems, and readily highlight potential issues. | Automation & System Management | • | • | • | • | • |
| Remote Control Station (RCS) Link 2G | Imitates normal NSR operation, enabling operation of the main NSR control panel from a remote location. Can perform: MCSW operations (exposure, parameter setup, etc.), Error Handling and Manual Assist, and NSR Reset. RCS-Link 2G System utilizes a remote PC terminal enabling operation of up to 100 applicable NSR systems. Customer must purchase connection license and safety hardware for each NSR communicating with the RCS. | Automation & System Management | • | • | – | – | – |
| Reticle Barcode Reading Options | Variety of solutions offered to enable the barcode reader to accommodate diverse customer reticles to enhance fab flexibility. Please request information for specific model type of interest. | Automation & System Management | • | • | • | • | • |
| SMIF | SMIF ports are installed in place of the reticle library as an interface for reticle transport. Single POD (1 slot) and Multi POD types (6 slot) are available. E109 must be implemented. | Automation & System Management | – | – | – | – | – |
| SMIF POD Tag Reader | Reading and collation of the POD ID information is performed automatically by the SMIF Tag Reader. Tag Reader options include: Omron with Omron Read/Write, TIRIS with Omron Read/Write, TIRIS with ASYST Read/Write. | Automation & System Management | – | – | – | – | – |
| Sub-Recipe File Management | To avoid incorrect wafer processing, function prevents use of sub recipes on non-applicable NSRs. Also verifies appropriate file version is being used. | Automation & System Management | • | – | – | – | – |
| Sub-Recipe File Transfer | Enables transfer of external exposure condition files in the same way as the upload/download function of the recipes. | Automation & System Management | • | – | – | – | – |
| Task Scheduler | Automatically executes various calibrations, as well as system and laser status checks, according to predetermined schedule. Tasks include AF Sensor Plane Calibration, Illumination Uniformity Calibration, and Automatic Gas Refill, etc. | Automation & System Management | • | • | – | – | – |
| Wafer Forced Unload | Used to unload wafers that remain inside the NSR to the track after shutting down and rebooting the track. | Automation & System Management | – | – | – | – | – |
| Wafer Table Automatic Cleaner System | Enables wafer holder to be cleaned without having to be removed. Compared to manual cleaning, enables significantly quicker cleaning. Various solutions are available. | Automation & System Management | – | – | – | – | – |