JP2020510195A5 - - Google Patents
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- JP2020510195A5 JP2020510195A5 JP2019546814A JP2019546814A JP2020510195A5 JP 2020510195 A5 JP2020510195 A5 JP 2020510195A5 JP 2019546814 A JP2019546814 A JP 2019546814A JP 2019546814 A JP2019546814 A JP 2019546814A JP 2020510195 A5 JP2020510195 A5 JP 2020510195A5
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- Prior art keywords
- measurement
- overlay
- targets
- optical scattering
- measurement system
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- 238000005259 measurement Methods 0.000 claims 123
- 230000003287 optical effect Effects 0.000 claims 38
- 238000005286 illumination Methods 0.000 claims 29
- 238000000034 method Methods 0.000 claims 19
- 230000004044 response Effects 0.000 claims 7
- 238000004519 manufacturing process Methods 0.000 claims 6
- 235000012431 wafers Nutrition 0.000 claims 5
- 238000000513 principal component analysis Methods 0.000 claims 4
- 239000004065 semiconductor Substances 0.000 claims 4
- 238000012880 independent component analysis Methods 0.000 claims 2
- 238000001459 lithography Methods 0.000 claims 2
- 210000001747 pupil Anatomy 0.000 claims 2
- 230000009466 transformation Effects 0.000 claims 2
- 238000006243 chemical reaction Methods 0.000 claims 1
- 238000003066 decision tree Methods 0.000 claims 1
- 239000006185 dispersion Substances 0.000 claims 1
- 238000000691 measurement method Methods 0.000 claims 1
- 238000003062 neural network model Methods 0.000 claims 1
- 238000007637 random forest analysis Methods 0.000 claims 1
- 238000012706 support-vector machine Methods 0.000 claims 1
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201762465163P | 2017-03-01 | 2017-03-01 | |
| US62/465,163 | 2017-03-01 | ||
| US15/861,938 | 2018-01-04 | ||
| US15/861,938 US10732516B2 (en) | 2017-03-01 | 2018-01-04 | Process robust overlay metrology based on optical scatterometry |
| PCT/US2018/020342 WO2018160779A1 (en) | 2017-03-01 | 2018-03-01 | Process robust overlay metrology based on optical scatterometry |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2020510195A JP2020510195A (ja) | 2020-04-02 |
| JP2020510195A5 true JP2020510195A5 (enExample) | 2021-04-08 |
| JP7012734B2 JP7012734B2 (ja) | 2022-01-28 |
Family
ID=63355585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019546814A Active JP7012734B2 (ja) | 2017-03-01 | 2018-03-01 | 光学散乱計測に基づくプロセスに対してロバストなオーバーレイ計測 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US10732516B2 (enExample) |
| EP (1) | EP3577444A4 (enExample) |
| JP (1) | JP7012734B2 (enExample) |
| KR (1) | KR102356949B1 (enExample) |
| CN (1) | CN110520715A (enExample) |
| IL (1) | IL268861B (enExample) |
| TW (1) | TWI748061B (enExample) |
| WO (1) | WO2018160779A1 (enExample) |
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| EP4235305A1 (en) | 2017-09-27 | 2023-08-30 | ASML Netherlands B.V. | A method in the manufacturing process of a device, a non-transitory computer-readable medium and a system configured to perform the method |
| US10692203B2 (en) * | 2018-02-19 | 2020-06-23 | International Business Machines Corporation | Measuring defectivity by equipping model-less scatterometry with cognitive machine learning |
| NL2022852A (en) | 2018-04-26 | 2019-10-31 | Asml Holding Nv | Alignment sensor apparatus for process sensivity compensation |
| EP3581881B1 (de) * | 2018-06-15 | 2025-03-19 | Hexagon Technology Center GmbH | Oberflächenvermessung mittels angeregter fluoreszenz |
| US11333985B2 (en) | 2018-07-06 | 2022-05-17 | Asml Netherlands B.V. | Position sensor |
| JP7431824B2 (ja) | 2018-11-21 | 2024-02-15 | ケーエルエー コーポレイション | スキャトロメトリオーバーレイ(scol)測定方法及びscol測定システム |
| CN113039407B (zh) * | 2018-11-21 | 2024-11-15 | 科磊股份有限公司 | 单个单元灰度散射术重叠目标及其使用变化照明参数的测量 |
| WO2020117361A1 (en) * | 2018-12-03 | 2020-06-11 | Kla Corporation | Single cell in-die metrology targets and measurement methods |
| US11249400B2 (en) | 2018-12-14 | 2022-02-15 | Kla Corporation | Per-site residuals analysis for accurate metrology measurements |
| US11060846B2 (en) * | 2018-12-19 | 2021-07-13 | Kla Corporation | Scatterometry based methods and systems for measurement of strain in semiconductor structures |
| US20220082944A1 (en) * | 2018-12-31 | 2022-03-17 | Asml Netherlands B.V. | Method for metrology optimization |
| US11422095B2 (en) * | 2019-01-18 | 2022-08-23 | Kla Corporation | Scatterometry modeling in the presence of undesired diffraction orders |
| US10816464B2 (en) | 2019-01-23 | 2020-10-27 | Applied Materials, Inc. | Imaging reflectometer |
| KR102802193B1 (ko) | 2019-07-22 | 2025-04-30 | 삼성전자주식회사 | Ie 기반 검사 방법, 및 그 검사 방법을 이용한 반도체 소자 제조방법 |
| US11340060B2 (en) * | 2019-07-23 | 2022-05-24 | Kla Corporation | Automatic recipe optimization for overlay metrology system |
| US11966203B2 (en) * | 2019-08-21 | 2024-04-23 | Kla Corporation | System and method to adjust a kinetics model of surface reactions during plasma processing |
| US11023791B2 (en) * | 2019-10-30 | 2021-06-01 | Kyocera Document Solutions Inc. | Color conversion using neural networks |
| US11520321B2 (en) * | 2019-12-02 | 2022-12-06 | Kla Corporation | Measurement recipe optimization based on probabilistic domain knowledge and physical realization |
| IL322718A (en) * | 2019-12-18 | 2025-10-01 | Asml Netherlands Bv | Method for correcting measurements in the manufacture of integrated circuits and related devices |
| US11747740B2 (en) * | 2020-01-06 | 2023-09-05 | Nova Ltd | Self-supervised representation learning for interpretation of OCD data |
| US11698251B2 (en) * | 2020-01-07 | 2023-07-11 | Kla Corporation | Methods and systems for overlay measurement based on soft X-ray Scatterometry |
| CN114930154B (zh) * | 2020-01-07 | 2023-08-01 | 诺威有限公司 | 检测ocd计量机器学习的离群值和异常 |
| US11809090B2 (en) * | 2020-01-30 | 2023-11-07 | Kla Corporation | Composite overlay metrology target |
| US10990023B1 (en) * | 2020-02-27 | 2021-04-27 | Taiwan Semiconductor Manufacturing Co., Ltd. | Method and apparatus for diffraction-based overlay measurement |
| US11156566B2 (en) | 2020-03-26 | 2021-10-26 | Applied Materials, Inc. | High sensitivity image-based reflectometry |
| US11150078B1 (en) | 2020-03-26 | 2021-10-19 | Applied Materials, Inc. | High sensitivity image-based reflectometry |
| US11604149B2 (en) * | 2020-04-23 | 2023-03-14 | Kla Corporation | Metrology methods and optical schemes for measurement of misregistration by using hatched target designs |
| KR102801221B1 (ko) * | 2020-04-29 | 2025-04-30 | 삼성전자주식회사 | 웨이퍼 검사 장치 및 방법 |
| US11417010B2 (en) | 2020-05-19 | 2022-08-16 | Applied Materials, Inc. | Image based metrology of surface deformations |
| KR20230027089A (ko) * | 2020-06-25 | 2023-02-27 | 케이엘에이 코포레이션 | 반도체 디바이스의 오정합 및 비대칭을 개선하기 위한 웨이블릿 시스템 및 방법 |
| US11300405B2 (en) * | 2020-08-03 | 2022-04-12 | Kla Corporation | Grey-mode scanning scatterometry overlay metrology |
| US11454894B2 (en) * | 2020-09-14 | 2022-09-27 | Kla Corporation | Systems and methods for scatterometric single-wavelength measurement of misregistration and amelioration thereof |
| US12443840B2 (en) * | 2020-10-09 | 2025-10-14 | Kla Corporation | Dynamic control of machine learning based measurement recipe optimization |
| US20240094641A1 (en) * | 2020-12-10 | 2024-03-21 | Asml Holding N.V. | Intensity order difference based metrology system, lithographic apparatus, and methods thereof |
| US11604420B2 (en) * | 2021-05-03 | 2023-03-14 | Kla Corporation | Self-calibrating overlay metrology |
| US11703767B2 (en) * | 2021-06-28 | 2023-07-18 | Kla Corporation | Overlay mark design for electron beam overlay |
| US12105414B2 (en) * | 2021-11-27 | 2024-10-01 | Kla Corporation | Targets for diffraction-based overlay error metrology |
| US11861824B1 (en) * | 2022-02-03 | 2024-01-02 | Kla Corporation | Reference image grouping in overlay metrology |
| US12067745B2 (en) | 2022-09-27 | 2024-08-20 | Kla Corporation | Image pre-processing for overlay metrology using decomposition techniques |
| US20240142883A1 (en) * | 2022-10-31 | 2024-05-02 | Kla Corporation | Overlay Estimation Based on Optical Inspection and Machine Learning |
| CN116007515A (zh) * | 2022-12-30 | 2023-04-25 | 中国科学院光电技术研究所 | 一种白光干涉检焦系统和解调方法 |
| CN119472177B (zh) * | 2023-08-08 | 2025-11-11 | 中国科学院微电子研究所 | 套刻误差测量方法、装置、存储介质及计算机设备 |
| CN119689982B (zh) * | 2024-09-25 | 2025-11-14 | 西安建筑科技大学 | 一种基于改进蜣螂优化算法的立磨机液压控制方法及系统 |
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| US6734967B1 (en) | 1995-01-19 | 2004-05-11 | Kla-Tencor Technologies Corporation | Focused beam spectroscopic ellipsometry method and system |
| US5608526A (en) | 1995-01-19 | 1997-03-04 | Tencor Instruments | Focused beam spectroscopic ellipsometry method and system |
| US5859424A (en) | 1997-04-08 | 1999-01-12 | Kla-Tencor Corporation | Apodizing filter system useful for reducing spot size in optical measurements and other applications |
| US6429943B1 (en) | 2000-03-29 | 2002-08-06 | Therma-Wave, Inc. | Critical dimension analysis with simultaneous multiple angle of incidence measurements |
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| US6895075B2 (en) | 2003-02-12 | 2005-05-17 | Jordan Valley Applied Radiation Ltd. | X-ray reflectometry with small-angle scattering measurement |
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| US7352453B2 (en) * | 2003-01-17 | 2008-04-01 | Kla-Tencor Technologies Corporation | Method for process optimization and control by comparison between 2 or more measured scatterometry signals |
| US7230703B2 (en) | 2003-07-17 | 2007-06-12 | Tokyo Electron Limited | Apparatus and method for measuring overlay by diffraction gratings |
| US7478019B2 (en) | 2005-01-26 | 2009-01-13 | Kla-Tencor Corporation | Multiple tool and structure analysis |
| US7567351B2 (en) | 2006-02-02 | 2009-07-28 | Kla-Tencor Corporation | High resolution monitoring of CD variations |
| US7656518B2 (en) * | 2007-03-30 | 2010-02-02 | Asml Netherlands B.V. | Method of measuring asymmetry in a scatterometer, a method of measuring an overlay error in a substrate and a metrology apparatus |
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| IL256196B (en) * | 2015-06-17 | 2022-07-01 | Asml Netherlands Bv | Recipe selection based on inter-recipe consistency |
| US10502692B2 (en) * | 2015-07-24 | 2019-12-10 | Kla-Tencor Corporation | Automated metrology system selection |
| US10295342B2 (en) * | 2015-08-14 | 2019-05-21 | Kla-Tencor Corporation | System, method and computer program product for calibration of metrology tools |
| US10380728B2 (en) * | 2015-08-31 | 2019-08-13 | Kla-Tencor Corporation | Model-based metrology using images |
| WO2019035854A1 (en) * | 2017-08-16 | 2019-02-21 | Kla-Tencor Corporation | MACHINE LEARNING IN RELATION TO METROLOGY MEASUREMENTS |
-
2018
- 2018-01-04 US US15/861,938 patent/US10732516B2/en active Active
- 2018-02-27 TW TW107106467A patent/TWI748061B/zh active
- 2018-03-01 KR KR1020197028879A patent/KR102356949B1/ko active Active
- 2018-03-01 EP EP18761291.6A patent/EP3577444A4/en active Pending
- 2018-03-01 WO PCT/US2018/020342 patent/WO2018160779A1/en not_active Ceased
- 2018-03-01 JP JP2019546814A patent/JP7012734B2/ja active Active
- 2018-03-01 CN CN201880025696.XA patent/CN110520715A/zh active Pending
-
2019
- 2019-08-22 IL IL268861A patent/IL268861B/en unknown
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