KR102009552B1 - Ic 제조 공정의 메트릭을 계산하기 위한 방법 - Google Patents
Ic 제조 공정의 메트릭을 계산하기 위한 방법 Download PDFInfo
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- KR102009552B1 KR102009552B1 KR1020167033380A KR20167033380A KR102009552B1 KR 102009552 B1 KR102009552 B1 KR 102009552B1 KR 1020167033380 A KR1020167033380 A KR 1020167033380A KR 20167033380 A KR20167033380 A KR 20167033380A KR 102009552 B1 KR102009552 B1 KR 102009552B1
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- 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
- G03F7/705—Modelling or simulating from physical phenomena up to complete wafer processes or whole workflow in wafer productions
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- 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
- G03F1/00—Originals for photomechanical production of textured or patterned surfaces, e.g., masks, photo-masks, reticles; Mask blanks or pellicles therefor; Containers specially adapted therefor; Preparation thereof
- G03F1/36—Masks having proximity correction features; Preparation thereof, e.g. optical proximity correction [OPC] design processes
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- 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
- G03F1/00—Originals for photomechanical production of textured or patterned surfaces, e.g., masks, photo-masks, reticles; Mask blanks or pellicles therefor; Containers specially adapted therefor; Preparation thereof
- G03F1/68—Preparation processes not covered by groups G03F1/20 - G03F1/50
- G03F1/80—Etching
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- 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
- G03F7/70425—Imaging strategies, e.g. for increasing throughput or resolution, printing product fields larger than the image field or compensating lithography- or non-lithography errors, e.g. proximity correction, mix-and-match, stitching or double patterning
- G03F7/70433—Layout for increasing efficiency or for compensating imaging errors, e.g. layout of exposure fields for reducing focus errors; Use of mask features for increasing efficiency or for compensating imaging errors
- G03F7/70441—Optical proximity correction [OPC]
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- G06F17/5081—
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/30—Circuit design
- G06F30/39—Circuit design at the physical level
- G06F30/398—Design verification or optimisation, e.g. using design rule check [DRC], layout versus schematics [LVS] or finite element methods [FEM]
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/30—Electron-beam or ion-beam tubes for localised treatment of objects
- H01J37/317—Electron-beam or ion-beam tubes for localised treatment of objects for changing properties of the objects or for applying thin layers thereon, e.g. for ion implantation
- H01J37/3174—Particle-beam lithography, e.g. electron beam lithography
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/30—Electron-beam or ion-beam tubes for localised treatment of objects
- H01J37/317—Electron-beam or ion-beam tubes for localised treatment of objects for changing properties of the objects or for applying thin layers thereon, e.g. for ion implantation
- H01J37/3178—Electron-beam or ion-beam tubes for localised treatment of objects for changing properties of the objects or for applying thin layers thereon, e.g. for ion implantation for applying thin layers on objects
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2119/00—Details relating to the type or aim of the analysis or the optimisation
- G06F2119/18—Manufacturability analysis or optimisation for manufacturability
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- G06F2217/12—
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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- Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
- Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
- Preparing Plates And Mask In Photomechanical Process (AREA)
- Electron Beam Exposure (AREA)
Abstract
Description
도 1a, 1b 및 1c는 종래 기술의 방법에서, 등방성 커넬 함수 및 외부 가시 표면 및 내부 가시 표면을 형성하기 위한 이의 구현을 나타낸다.
도 2a, 2b 및 2c는 종래 기술의 방법에서, 이방성 커넬 함수 및 외부 가시 표면 및 내부 가시 표면을 형성하기 위한 이의 구현을 나타낸다.
도 3a, 3b, 3c, 3d, 3e 및 3f는 각각 본 발명의 복수의 실시예에서, 배향된 커넬, 외부 밀도 함수, 내부 밀도 함수, 콘볼루션에 의해 계산된 경우, 어떠한 편이 각도 없는 경우, 및 3개의 서로 다른 편이 각의 경우를 나타낸다.
도 4a, 4b, 4c 및 4d가 각각 변형 함수, 이의 4차 푸리에 급수, 2차 푸리에 급수 및 특정 각만큼 편이된 변형 합수를 각각 나타낸다.
도 5는 본 발명의 복수의 실시예에서 배향된 커넬과 패터닝 설계의 콘볼루션의 곱을 투사하도록 사용되는 9개의 기본 커널 함수를 도시한다.
Claims (14)
- 컴퓨터로, 타깃 설계(340b)에 의해 형성되는 반도체 집적 회로를 제조하기 위한 공정의 메트릭을 나타내는 벡터의 성분을 결정하는 방법으로서, 상기 방법은
관심 지점(x, y)(320b)으로서 타깃 설계의 적어도 한 지점을 선택하는 단계,
관심 지점을 중심으로 갖는 커넬 함수 K(r)를 선택하는 단계 - 상기 커넬 함수는 반지름에 종속적임 - ,
타깃 설계(320b) 전체에 걸쳐 타깃 설계 함수 L(x, y)와 커넬 함수 K(r)와 변형 함수 의 합성 의 콘볼루션 함수 를 계산하는 단계 - 상기 변형 함수는 관심 각 및 선택된 편이 각 에 종속적임 - ,
관심 지점(320b)에서의 콘볼루션 함수 의 값으로부터 메트릭(metrics)을 계산함으로써 성분 의 값을 결정하는 단계를 포함하는, 벡터의 성분을 결정하는 방법. - 제1항에 있어서, 커넬 함수는 등방성 함수(isotropic function)인, 벡터의 성분을 결정하는 방법.
- 제5항에 있어서, 커넬 함수는 가우시안 함수인, 벡터의 성분을 결정하는 방법.
- 제1항에 있어서, 변형 함수는 푸리에 급수 전개로 교체되는, 벡터의 성분을 결정하는 방법.
- 제9항에 있어서, 푸리에 급수 전개는 n차로 전개되어, n차로 전개된 콘볼루션의 곱이 타깃 설계에 적용될 교정의 공차 내에서 관심 지점 주위에서 불변이도록, n이 선택되는, 벡터의 성분을 결정하는 방법.
- 타깃 설계에 의해 형성되는 반도체 집적 회로를 제조하기 위한 공정의 메트릭을 나타내는 벡터의 성분을 결정하기 위한 컴퓨터 프로그램이 저장된 컴퓨터 판독가능 기록 매체로서, 상기 컴퓨터 프로그램은
타깃 설계의 한 지점을 관심 지점으로서 선택하기 위한 컴퓨터 코드,
관심 지점을 중심으로 갖는 커넬 함수 K(r)를 선택하기 위한 컴퓨터 코드 - 상기 커넬 함수는 반지름에 종속적임 - ,
타깃 설계 전체에 걸쳐 타깃 설계 함수 L(x, y)와 커넬 함수 K(r)와 변형 함수 의 합성 의 콘볼루션 함수 를 계산하기 위한 컴퓨터 코드 - 상기 변형 함수는 시야 각 arctan(y/x) 및 선택된 편이 각 에 종속적임 -
관심 지점에서의 콘볼루션 함수 의 값으로부터 메트릭(metrics)을 계산함으로써 성분 의 값을 결정하기 위한 컴퓨터 코드를 포함하는, 컴퓨터 프로그램이 저장된 컴퓨터 판독가능 기록 매체. - 제13항에 따른 컴퓨터 프로그램이 저장된 컴퓨터 판독가능 기록 매체로부터 컴퓨터 프로그램의 출력을 이용하도록 구성된 반도체 제조 장비로서, 상기 반도체 제조 장비는 반도체 웨이퍼 상으로의 직접 쓰기, 마스크 플레이트 상으로의 쓰기, 에칭, 화학적 또는 기계적 평탄화, 반도체 웨이퍼의 베이킹, 어닐링, 및 마스크 또는 반도체 표면의 검사 중 한 가지에 대해 구성되는, 반도체 제조 장비.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP14305834.5A EP2952963B1 (en) | 2014-06-03 | 2014-06-03 | Method for calculating the metrics of an ic manufacturing process |
| EP14305834.5 | 2014-06-03 | ||
| PCT/EP2015/062301 WO2015185576A1 (en) | 2014-06-03 | 2015-06-02 | Method for calculating the metrics of an ic manufacturing process |
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| Publication Number | Publication Date |
|---|---|
| KR20170046607A KR20170046607A (ko) | 2017-05-02 |
| KR102009552B1 true KR102009552B1 (ko) | 2019-08-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| KR1020167033380A Active KR102009552B1 (ko) | 2014-06-03 | 2015-06-02 | Ic 제조 공정의 메트릭을 계산하기 위한 방법 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US10423074B2 (ko) |
| EP (1) | EP2952963B1 (ko) |
| JP (1) | JP6364507B2 (ko) |
| KR (1) | KR102009552B1 (ko) |
| TW (1) | TWI588666B (ko) |
| WO (1) | WO2015185576A1 (ko) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2952964A1 (en) | 2014-06-03 | 2015-12-09 | Aselta Nanographics | Method for determining the parameters of an ic manufacturing process by a differential procedure |
| EP2952963B1 (en) * | 2014-06-03 | 2020-12-30 | Commissariat A L'energie Atomique Et Aux Energies Alternatives | Method for calculating the metrics of an ic manufacturing process |
| EP2983193B1 (en) | 2014-08-05 | 2021-10-20 | Aselta Nanographics | Method for determining the parameters of an ic manufacturing process model |
| EP3121833A1 (en) | 2015-07-20 | 2017-01-25 | Aselta Nanographics | A method of performing dose modulation, in particular for electron beam lithography |
| EP3153924B1 (en) * | 2015-10-07 | 2021-11-17 | Aselta Nanographics | Method for determining the dose corrections to be applied to an ic manufacturing process by a matching procedure |
| CN114616571B (zh) * | 2019-08-30 | 2025-11-04 | 西门子工业软件有限公司 | 兴趣点周围的半导体布局环境 |
| CN119916656B (zh) * | 2025-04-02 | 2025-07-29 | 全芯智造技术有限公司 | 用于opc建模的方法、设备和存储介质 |
Citations (2)
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| JP2010140021A (ja) | 2008-12-14 | 2010-06-24 | Internatl Business Mach Corp <Ibm> | 連続スケール上で定義した製造可能性の連続的微分可能性を用いたリソグラフィ・マスクの製造可能性の計算方法 |
| US20110213977A1 (en) * | 2010-02-26 | 2011-09-01 | Research In Motion Limited | Methods and devices for computing a shared encryption key |
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| TWI259898B (en) * | 2002-01-24 | 2006-08-11 | Zygo Corp | Method and apparatus for compensation of time-varying optical properties of gas in interferometry |
| US7366342B2 (en) * | 2003-10-27 | 2008-04-29 | International Business Machines Corporation | Simultaneous computation of multiple points on one or multiple cut lines |
| US7234129B2 (en) * | 2004-09-29 | 2007-06-19 | Synopsys, Inc. | Calculating etch proximity-correction using object-precision techniques |
| US7207029B2 (en) * | 2004-09-29 | 2007-04-17 | Synopsys, Inc. | Calculating etch proximity-correction using image-precision techniques |
| US7953582B2 (en) * | 2006-11-21 | 2011-05-31 | Cadence Design Systems, Inc. | Method and system for lithography simulation and measurement of critical dimensions |
| US20100269084A1 (en) | 2008-11-24 | 2010-10-21 | Yuri Granik | Visibility and Transport Kernels for Variable Etch Bias Modeling of Optical Lithography |
| GB201102715D0 (en) * | 2011-02-16 | 2011-03-30 | Cambridge Entpr Ltd | Apparatus and methods |
| KR20130008662A (ko) * | 2011-02-28 | 2013-01-23 | 삼성전자주식회사 | 포토마스크 레이아웃 형성 방법 |
| US8443308B2 (en) * | 2011-05-02 | 2013-05-14 | Synopsys Inc. | EUV lithography flare calculation and compensation |
| EP2952964A1 (en) * | 2014-06-03 | 2015-12-09 | Aselta Nanographics | Method for determining the parameters of an ic manufacturing process by a differential procedure |
| EP2952963B1 (en) * | 2014-06-03 | 2020-12-30 | Commissariat A L'energie Atomique Et Aux Energies Alternatives | Method for calculating the metrics of an ic manufacturing process |
| US9977075B1 (en) | 2016-11-23 | 2018-05-22 | Intel Corporation | Integrated circuit reliability assessment apparatus and method |
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2014
- 2014-06-03 EP EP14305834.5A patent/EP2952963B1/en active Active
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- 2015-05-25 TW TW104116659A patent/TWI588666B/zh active
- 2015-06-02 KR KR1020167033380A patent/KR102009552B1/ko active Active
- 2015-06-02 WO PCT/EP2015/062301 patent/WO2015185576A1/en not_active Ceased
- 2015-06-02 JP JP2016570993A patent/JP6364507B2/ja active Active
- 2015-06-02 US US15/310,709 patent/US10423074B2/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010140021A (ja) | 2008-12-14 | 2010-06-24 | Internatl Business Mach Corp <Ibm> | 連続スケール上で定義した製造可能性の連続的微分可能性を用いたリソグラフィ・マスクの製造可能性の計算方法 |
| US20110213977A1 (en) * | 2010-02-26 | 2011-09-01 | Research In Motion Limited | Methods and devices for computing a shared encryption key |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20170046607A (ko) | 2017-05-02 |
| US10423074B2 (en) | 2019-09-24 |
| JP2017520117A (ja) | 2017-07-20 |
| WO2015185576A1 (en) | 2015-12-10 |
| US20170123322A1 (en) | 2017-05-04 |
| TWI588666B (zh) | 2017-06-21 |
| EP2952963B1 (en) | 2020-12-30 |
| EP2952963A1 (en) | 2015-12-09 |
| JP6364507B2 (ja) | 2018-07-25 |
| TW201610711A (zh) | 2016-03-16 |
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