KR100282340B1 - 정렬도 검사 타겟포착용 패턴삽입방법 - Google Patents
정렬도 검사 타겟포착용 패턴삽입방법 Download PDFInfo
- Publication number
- KR100282340B1 KR100282340B1 KR1019940002847A KR19940002847A KR100282340B1 KR 100282340 B1 KR100282340 B1 KR 100282340B1 KR 1019940002847 A KR1019940002847 A KR 1019940002847A KR 19940002847 A KR19940002847 A KR 19940002847A KR 100282340 B1 KR100282340 B1 KR 100282340B1
- Authority
- KR
- South Korea
- Prior art keywords
- pattern
- target
- contrast
- alignment
- capture
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000012966 insertion method Methods 0.000 title claims abstract description 4
- 238000012360 testing method Methods 0.000 title description 6
- 238000003780 insertion Methods 0.000 title 1
- 230000037431 insertion Effects 0.000 title 1
- 238000000034 method Methods 0.000 claims abstract description 15
- 238000007689 inspection Methods 0.000 claims abstract description 4
- 238000000206 photolithography Methods 0.000 claims abstract description 4
- 238000005259 measurement Methods 0.000 abstract description 8
- 238000012545 processing Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000007796 conventional method Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Landscapes
- Length Measuring Devices By Optical Means (AREA)
Abstract
Description
Claims (1)
- 마스크상에 콘트라스트 차가 뚜렷한 패턴을 기존의 타겟 주위에 삽입시키는 제1 단계와, 상기 제1 단계에서 삽입한 패턴을 포토 리쏘그래피 공정시 웨이퍼에 프린팅하는 제2 단계와, 상기 제2 단계에서 프린팅된 패턴 부위를 오픈시키는 제3 단계로 이루어짐을 특징으로 하는 정렬도 검사 타겟포착용 패턴삽입방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940002847A KR100282340B1 (ko) | 1994-02-17 | 1994-02-17 | 정렬도 검사 타겟포착용 패턴삽입방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940002847A KR100282340B1 (ko) | 1994-02-17 | 1994-02-17 | 정렬도 검사 타겟포착용 패턴삽입방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR950025859A KR950025859A (ko) | 1995-09-18 |
KR100282340B1 true KR100282340B1 (ko) | 2001-04-02 |
Family
ID=66663650
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019940002847A Expired - Fee Related KR100282340B1 (ko) | 1994-02-17 | 1994-02-17 | 정렬도 검사 타겟포착용 패턴삽입방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100282340B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021154762A1 (en) * | 2020-01-30 | 2021-08-05 | Kla Corporation | Composite overlay metrology target |
-
1994
- 1994-02-17 KR KR1019940002847A patent/KR100282340B1/ko not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021154762A1 (en) * | 2020-01-30 | 2021-08-05 | Kla Corporation | Composite overlay metrology target |
US11809090B2 (en) | 2020-01-30 | 2023-11-07 | Kla Corporation | Composite overlay metrology target |
Also Published As
Publication number | Publication date |
---|---|
KR950025859A (ko) | 1995-09-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US5696835A (en) | Apparatus and method for aligning and measuring misregistration | |
US6484060B1 (en) | Layout for measurement of overlay error | |
EP1162507A3 (en) | Alignment method, overlay deviation inspection method and photomask | |
JP2004117030A (ja) | 位置検出方法 | |
CN109313405B (zh) | 用于确定衬底上目标结构的位置的方法和设备、用于确定衬底的位置的方法和设备 | |
JPH07321012A (ja) | 位置合わせ方法及びそれを用いた素子の製造方法 | |
US6362491B1 (en) | Method of overlay measurement in both X and Y directions for photo stitch process | |
US6898306B1 (en) | Machine-independent alignment system and method | |
US7567699B2 (en) | Center determination of rotationally symmetrical alignment marks | |
KR100282340B1 (ko) | 정렬도 검사 타겟포착용 패턴삽입방법 | |
US11847777B1 (en) | Correlation-based overlay key centering system and method thereof | |
JPS63118A (ja) | 位置合わせ方法 | |
US4566192A (en) | Critical dimension measurement structure | |
US6727989B1 (en) | Enhanced overlay measurement marks for overlay alignment and exposure tool condition control | |
KR100577568B1 (ko) | 오버레이 측정방법 및 그에 사용되는 오버레이 마크 | |
JP3040845B2 (ja) | アライメントマーク | |
JPH11340115A (ja) | パターンマッチング方法およびそれを用いた露光方法 | |
US20050118532A1 (en) | Back to Front Alignment with Latent Imaging | |
JP3168590B2 (ja) | 縮小投影露光方法 | |
JP2626637B2 (ja) | 位置合わせ方法 | |
JP2004079970A (ja) | マーク位置検出装置、マーク位置検出方法、重ね合わせ測定装置、および、重ね合わせ測定方法 | |
JP2004356553A (ja) | 重ね合わせ検査方法及び重ね合わせ検査装置 | |
KR20050066889A (ko) | 마스크 정렬 및 오버레이 정렬을 위한 마크 시스템 | |
JPH02152220A (ja) | 位置合せ方法 | |
US7175951B1 (en) | Two mask in-situ overlay checking method |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 19940217 |
|
PG1501 | Laying open of application | ||
A201 | Request for examination | ||
PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 19990218 Comment text: Request for Examination of Application Patent event code: PA02011R01I Patent event date: 19940217 Comment text: Patent Application |
|
E701 | Decision to grant or registration of patent right | ||
PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20001027 |
|
GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20001128 Patent event code: PR07011E01D |
|
PR1002 | Payment of registration fee |
Payment date: 20001129 End annual number: 3 Start annual number: 1 |
|
PG1601 | Publication of registration | ||
PR1001 | Payment of annual fee |
Payment date: 20031017 Start annual number: 4 End annual number: 4 |
|
PR1001 | Payment of annual fee |
Payment date: 20041018 Start annual number: 5 End annual number: 5 |
|
PR1001 | Payment of annual fee |
Payment date: 20051019 Start annual number: 6 End annual number: 6 |
|
PR1001 | Payment of annual fee |
Payment date: 20061026 Start annual number: 7 End annual number: 7 |
|
PR1001 | Payment of annual fee |
Payment date: 20071025 Start annual number: 8 End annual number: 8 |
|
FPAY | Annual fee payment |
Payment date: 20081027 Year of fee payment: 9 |
|
PR1001 | Payment of annual fee |
Payment date: 20081027 Start annual number: 9 End annual number: 9 |
|
LAPS | Lapse due to unpaid annual fee | ||
PC1903 | Unpaid annual fee |
Termination category: Default of registration fee Termination date: 20101009 |