IL161274A0 - Determination of center of focus by cross-section analysis - Google Patents
Determination of center of focus by cross-section analysisInfo
- Publication number
- IL161274A0 IL161274A0 IL16127402A IL16127402A IL161274A0 IL 161274 A0 IL161274 A0 IL 161274A0 IL 16127402 A IL16127402 A IL 16127402A IL 16127402 A IL16127402 A IL 16127402A IL 161274 A0 IL161274 A0 IL 161274A0
- Authority
- IL
- Israel
- Prior art keywords
- focus
- determination
- center
- cross
- section analysis
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/47—Scattering, i.e. diffuse reflection
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/70—Microphotolithographic exposure; Apparatus therefor
- G03F7/70483—Information management; Active and passive control; Testing; Wafer monitoring, e.g. pattern monitoring
- G03F7/70491—Information management, e.g. software; Active and passive control, e.g. details of controlling exposure processes or exposure tool monitoring processes
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/70—Microphotolithographic exposure; Apparatus therefor
- G03F7/70483—Information management; Active and passive control; Testing; Wafer monitoring, e.g. pattern monitoring
- G03F7/70605—Workpiece metrology
- G03F7/70616—Monitoring the printed patterns
- G03F7/70625—Dimensions, e.g. line width, critical dimension [CD], profile, sidewall angle or edge roughness
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/70—Microphotolithographic exposure; Apparatus therefor
- G03F7/70483—Information management; Active and passive control; Testing; Wafer monitoring, e.g. pattern monitoring
- G03F7/70605—Workpiece metrology
- G03F7/70616—Monitoring the printed patterns
- G03F7/70641—Focus
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/70—Microphotolithographic exposure; Apparatus therefor
- G03F7/70483—Information management; Active and passive control; Testing; Wafer monitoring, e.g. pattern monitoring
- G03F7/70605—Workpiece metrology
- G03F7/70653—Metrology techniques
- G03F7/70675—Latent image, i.e. measuring the image of the exposed resist prior to development
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US32857601P | 2001-10-10 | 2001-10-10 | |
PCT/US2002/032394 WO2003032085A2 (fr) | 2001-10-10 | 2002-10-10 | Determination du centre d'un point focal par analyse croisee |
Publications (1)
Publication Number | Publication Date |
---|---|
IL161274A0 true IL161274A0 (en) | 2004-09-27 |
Family
ID=23281539
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL16127402A IL161274A0 (en) | 2001-10-10 | 2002-10-10 | Determination of center of focus by cross-section analysis |
IL161274A IL161274A (en) | 2001-10-10 | 2004-04-04 | Determining the center of focus through cross-sectional analysis |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL161274A IL161274A (en) | 2001-10-10 | 2004-04-04 | Determining the center of focus through cross-sectional analysis |
Country Status (8)
Country | Link |
---|---|
US (1) | US7110099B2 (fr) |
EP (1) | EP1436670A4 (fr) |
JP (1) | JP2005505929A (fr) |
KR (1) | KR20050035153A (fr) |
CN (1) | CN1303477C (fr) |
AU (1) | AU2002359255A1 (fr) |
IL (2) | IL161274A0 (fr) |
WO (1) | WO2003032085A2 (fr) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6917901B2 (en) * | 2002-02-20 | 2005-07-12 | International Business Machines Corporation | Contact hole profile and line edge width metrology for critical image control and feedback of lithographic focus |
US20070020321A1 (en) * | 2003-01-16 | 2007-01-25 | Redding Bruce K | Method for enhancing attenuation characteristic of absorbent materials useful with dermal and transdermal substance delivery systems |
US7119893B2 (en) | 2003-04-10 | 2006-10-10 | Accent Optical Technologies, Inc. | Determination of center of focus by parameter variability analysis |
KR100546336B1 (ko) * | 2003-07-03 | 2006-01-26 | 삼성전자주식회사 | 복수의 교점을 가지는 오버레이 키 및 이를 이용한오버레이 측정 방법 |
FR2867588B1 (fr) * | 2004-03-12 | 2006-04-28 | Commissariat Energie Atomique | Procede de caracterisation geometrique de structures et dispositif pour la mise en oeuvre dudit procede |
US7388677B2 (en) * | 2004-03-22 | 2008-06-17 | Timbre Technologies, Inc. | Optical metrology optimization for repetitive structures |
JP4588368B2 (ja) * | 2004-06-15 | 2010-12-01 | 富士通セミコンダクター株式会社 | 露光計測方法及び装置、並びに半導体装置の製造方法 |
US20080144036A1 (en) | 2006-12-19 | 2008-06-19 | Asml Netherlands B.V. | Method of measurement, an inspection apparatus and a lithographic apparatus |
US7791727B2 (en) * | 2004-08-16 | 2010-09-07 | Asml Netherlands B.V. | Method and apparatus for angular-resolved spectroscopic lithography characterization |
US20060273263A1 (en) * | 2005-02-25 | 2006-12-07 | Accent Optical Technologies, Inc. | Apparatus and method for enhanced critical dimension scatterometry |
US7315384B2 (en) * | 2005-05-10 | 2008-01-01 | Asml Netherlands B.V. | Inspection apparatus and method of inspection |
US7695876B2 (en) * | 2005-08-31 | 2010-04-13 | Brion Technologies, Inc. | Method for identifying and using process window signature patterns for lithography process control |
US7999940B2 (en) | 2006-06-30 | 2011-08-16 | Asml Netherlands B.V. | Apparatus for angular-resolved spectroscopic lithography characterization |
US7659988B2 (en) * | 2006-06-30 | 2010-02-09 | Asml Netherlands B.V. | Apparatus for angular-resolved spectroscopic lithography characterization and device manufacturing method |
US9046788B2 (en) * | 2008-05-19 | 2015-06-02 | International Business Machines Corporation | Method for monitoring focus on an integrated wafer |
TWI825537B (zh) * | 2011-08-01 | 2023-12-11 | 以色列商諾威股份有限公司 | 光學測量系統 |
US9383661B2 (en) * | 2013-08-10 | 2016-07-05 | Kla-Tencor Corporation | Methods and apparatus for determining focus |
US10935893B2 (en) | 2013-08-11 | 2021-03-02 | Kla-Tencor Corporation | Differential methods and apparatus for metrology of semiconductor targets |
US9995689B2 (en) * | 2015-05-22 | 2018-06-12 | Nanometrics Incorporated | Optical metrology using differential fitting |
NL2017300A (en) * | 2015-08-27 | 2017-03-01 | Asml Netherlands Bv | Method and apparatus for measuring a parameter of a lithographic process, substrate and patterning devices for use in the method |
US11313809B1 (en) * | 2016-05-04 | 2022-04-26 | Kla-Tencor Corporation | Process control metrology |
KR20210018967A (ko) * | 2016-07-11 | 2021-02-18 | 에이에스엠엘 네델란즈 비.브이. | 성능 파라미터의 핑거프린트를 결정하는 장치 및 방법 |
EP3435161A1 (fr) * | 2017-07-24 | 2019-01-30 | ASML Netherlands B.V. | Détermination d'un paramètre de rugosité de bord d'une structure périodique |
DE102019100154B4 (de) | 2018-09-28 | 2020-11-05 | Taiwan Semiconductor Manufacturing Co. Ltd. | Verfahren zum Durchführen eines Lithografieprozesses und Lithographieprozess-Überwachungsverfahren |
US10962892B2 (en) | 2018-09-28 | 2021-03-30 | Taiwan Semiconductor Manufacturing Co., Ltd. | Lithography process monitoring method |
EP3979003B1 (fr) | 2020-08-05 | 2023-01-18 | Changxin Memory Technologies, Inc. | Procédé d'acquisition précise d'un paramètre lithographique |
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US3677651A (en) | 1970-09-29 | 1972-07-18 | Bell Telephone Labor Inc | Focus and magnification adjustment of a high-performance camera |
JPS5340333B2 (fr) | 1972-11-14 | 1978-10-26 | ||
JPS5340334B2 (fr) | 1972-11-30 | 1978-10-26 | ||
US4408884A (en) * | 1981-06-29 | 1983-10-11 | Rca Corporation | Optical measurements of fine line parameters in integrated circuit processes |
US4615621A (en) | 1982-04-02 | 1986-10-07 | Eaton Corporation | Auto-focus alignment and measurement system and method |
US4493555A (en) | 1982-09-22 | 1985-01-15 | Honeywell Inc. | High sensitivity focal sensor for electron beam and high resolution optical lithographic printers |
JPS6134941A (ja) | 1984-07-26 | 1986-02-19 | Canon Inc | 合焦検知装置 |
US4645338A (en) | 1985-04-26 | 1987-02-24 | International Business Machines Corporation | Optical system for focus correction for a lithographic tool |
US4710642A (en) | 1985-08-20 | 1987-12-01 | Mcneil John R | Optical scatterometer having improved sensitivity and bandwidth |
NL8601876A (nl) | 1986-07-18 | 1988-02-16 | Philips Nv | Inrichting voor het aftasten van een optische registratiedrager. |
US4759626A (en) * | 1986-11-10 | 1988-07-26 | Hewlett-Packard Company | Determination of best focus for step and repeat projection aligners |
GB8922341D0 (en) | 1989-10-04 | 1989-11-22 | Holtronic Technologies Ltd | Apparatus for and method of optical inspection in a total internal reflection holographic imaging system |
US5241369A (en) | 1990-10-01 | 1993-08-31 | Mcneil John R | Two-dimensional optical scatterometer apparatus and process |
JP2796899B2 (ja) | 1991-02-16 | 1998-09-10 | 住友重機械工業株式会社 | 色収差2重焦点装置における帯域光および複色光照明方法 |
US5164790A (en) | 1991-02-27 | 1992-11-17 | Mcneil John R | Simple CD measurement of periodic structures on photomasks |
NL9100410A (nl) | 1991-03-07 | 1992-10-01 | Asm Lithography Bv | Afbeeldingsapparaat voorzien van een focusfout- en/of scheefstandsdetectie-inrichting. |
US5300786A (en) | 1992-10-28 | 1994-04-05 | International Business Machines Corporation | Optical focus phase shift test pattern, monitoring system and process |
JP3265668B2 (ja) | 1993-01-13 | 2002-03-11 | 株式会社ニコン | ベストフォーカス位置の算出方法 |
USRE37359E1 (en) | 1993-07-01 | 2001-09-11 | Nikon Corporation | Projection exposure method and apparatus capable of performing focus detection with high accuracy |
US5635722A (en) | 1993-07-01 | 1997-06-03 | Nikon Corporation | Projection exposure method and apparatus capable of performing focus detection with high accuracy |
ATE150365T1 (de) * | 1994-04-26 | 1997-04-15 | Schablonentechnik Kufstein Ag | Verfahren und vorrichtung zur herstellung einer siebdruckschablone |
KR0156800B1 (ko) | 1995-02-10 | 1998-12-15 | 이대원 | 레이저 다이오드를 이용한 자동 초점 조절 장치 |
US5703692A (en) | 1995-08-03 | 1997-12-30 | Bio-Rad Laboratories, Inc. | Lens scatterometer system employing source light beam scanning means |
US5712707A (en) | 1995-11-20 | 1998-01-27 | International Business Machines Corporation | Edge overlay measurement target for sub-0.5 micron ground rules |
KR0164078B1 (ko) | 1995-12-29 | 1998-12-15 | 김주용 | 노광 에너지와 포커스를 모니터 하는 오버레이 마크 |
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US6088113A (en) | 1998-02-17 | 2000-07-11 | Samsung Electronics Co., Ltd. | Focus test mask for projection exposure system, focus monitoring system using the same, and focus monitoring method |
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US6483580B1 (en) | 1998-03-06 | 2002-11-19 | Kla-Tencor Technologies Corporation | Spectroscopic scatterometer system |
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JPH11307431A (ja) * | 1998-04-23 | 1999-11-05 | Sony Corp | 半導体装置の製造方法 |
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EP1145303A1 (fr) | 1998-12-04 | 2001-10-17 | Semiconductor 300 GmbH & Co. KG | Dispositif et procede de controle optique de processus de fabrication de surfaces microstructurees dans la production de semi-conducteurs |
US6151115A (en) | 1999-07-26 | 2000-11-21 | Naulleau; Patrick | Phase-shifting point diffraction interferometer focus-aid enhanced mask |
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FR2800565B1 (fr) * | 1999-11-03 | 2002-10-25 | Automa Tech Sa | Dispositif de mesure d'erreur de position relative |
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US6429943B1 (en) | 2000-03-29 | 2002-08-06 | Therma-Wave, Inc. | Critical dimension analysis with simultaneous multiple angle of incidence measurements |
US6643557B1 (en) | 2000-06-09 | 2003-11-04 | Advanced Micro Devices, Inc. | Method and apparatus for using scatterometry to perform feedback and feed-forward control |
EP1309849A2 (fr) | 2000-08-10 | 2003-05-14 | Therma-Wave, Inc. | Procede d'interpolation de bases de donnees destine a la mesure optique de microstructures a diffraction |
DE60118669T2 (de) * | 2000-08-25 | 2007-01-11 | Asml Netherlands B.V. | Lithographischer Projektionsapparat |
US6429930B1 (en) * | 2000-09-06 | 2002-08-06 | Accent Optical Technologies, Inc. | Determination of center of focus by diffraction signature analysis |
US6894366B2 (en) | 2000-10-10 | 2005-05-17 | Texas Instruments Incorporated | Bipolar junction transistor with a counterdoped collector region |
IL140179A (en) | 2000-12-07 | 2004-09-27 | Nova Measuring Instr Ltd | Method and system for measuring in patterned structures |
US6433878B1 (en) | 2001-01-29 | 2002-08-13 | Timbre Technology, Inc. | Method and apparatus for the determination of mask rules using scatterometry |
US6650422B2 (en) | 2001-03-26 | 2003-11-18 | Advanced Micro Devices, Inc. | Scatterometry techniques to ascertain asymmetry profile of features and generate a feedback or feedforward process control data associated therewith |
US20020192577A1 (en) * | 2001-06-15 | 2002-12-19 | Bernard Fay | Automated overlay metrology system |
-
2002
- 2002-10-10 WO PCT/US2002/032394 patent/WO2003032085A2/fr not_active Application Discontinuation
- 2002-10-10 JP JP2003534994A patent/JP2005505929A/ja active Pending
- 2002-10-10 CN CNB028241347A patent/CN1303477C/zh not_active Expired - Fee Related
- 2002-10-10 KR KR1020047005344A patent/KR20050035153A/ko active IP Right Grant
- 2002-10-10 EP EP02793778A patent/EP1436670A4/fr not_active Withdrawn
- 2002-10-10 IL IL16127402A patent/IL161274A0/xx unknown
- 2002-10-10 AU AU2002359255A patent/AU2002359255A1/en not_active Abandoned
- 2002-10-10 US US10/492,111 patent/US7110099B2/en not_active Expired - Fee Related
-
2004
- 2004-04-04 IL IL161274A patent/IL161274A/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US20040223137A1 (en) | 2004-11-11 |
CN1303477C (zh) | 2007-03-07 |
AU2002359255A1 (en) | 2003-04-22 |
EP1436670A2 (fr) | 2004-07-14 |
IL161274A (en) | 2009-06-15 |
EP1436670A4 (fr) | 2006-10-25 |
KR20050035153A (ko) | 2005-04-15 |
CN1599886A (zh) | 2005-03-23 |
WO2003032085A3 (fr) | 2003-12-11 |
JP2005505929A (ja) | 2005-02-24 |
WO2003032085A2 (fr) | 2003-04-17 |
US7110099B2 (en) | 2006-09-19 |
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