JPH054603B2 - - Google Patents
Info
- Publication number
- JPH054603B2 JPH054603B2 JP62010281A JP1028187A JPH054603B2 JP H054603 B2 JPH054603 B2 JP H054603B2 JP 62010281 A JP62010281 A JP 62010281A JP 1028187 A JP1028187 A JP 1028187A JP H054603 B2 JPH054603 B2 JP H054603B2
- Authority
- JP
- Japan
- Prior art keywords
- mask
- wafer
- detector
- diffraction grating
- positional deviation
- 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 - Lifetime
Links
- 238000000034 method Methods 0.000 claims description 15
- 239000011295 pitch Substances 0.000 claims description 7
- 238000001514 detection method Methods 0.000 description 12
- 101100269850 Caenorhabditis elegans mask-1 gene Proteins 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000010606 normalization Methods 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
Classifications
-
- 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
- G03F9/00—Registration or positioning of originals, masks, frames, photographic sheets or textured or patterned surfaces, e.g. automatically
- G03F9/70—Registration or positioning of originals, masks, frames, photographic sheets or textured or patterned surfaces, e.g. automatically for microlithography
- G03F9/7073—Alignment marks and their environment
- G03F9/7076—Mark details, e.g. phase grating mark, temporary mark
-
- 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
- G03F9/00—Registration or positioning of originals, masks, frames, photographic sheets or textured or patterned surfaces, e.g. automatically
- G03F9/70—Registration or positioning of originals, masks, frames, photographic sheets or textured or patterned surfaces, e.g. automatically for microlithography
- G03F9/7003—Alignment type or strategy, e.g. leveling, global alignment
- G03F9/7023—Aligning or positioning in direction perpendicular to substrate surface
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
- Container, Conveyance, Adherence, Positioning, Of Wafer (AREA)
- Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62010281A JPS63177004A (ja) | 1987-01-19 | 1987-01-19 | マスクとウエハの位置ずれ検出方法 |
US07/145,355 US4815854A (en) | 1987-01-19 | 1988-01-19 | Method of alignment between mask and semiconductor wafer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62010281A JPS63177004A (ja) | 1987-01-19 | 1987-01-19 | マスクとウエハの位置ずれ検出方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS63177004A JPS63177004A (ja) | 1988-07-21 |
JPH054603B2 true JPH054603B2 (en]) | 1993-01-20 |
Family
ID=11745926
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP62010281A Granted JPS63177004A (ja) | 1987-01-19 | 1987-01-19 | マスクとウエハの位置ずれ検出方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS63177004A (en]) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01285803A (ja) * | 1988-05-13 | 1989-11-16 | Fujitsu Ltd | フレネル・ゾーン・プレートおよびそれを用いる位置合せ方法 |
US5104223A (en) * | 1990-02-05 | 1992-04-14 | The United States Of America As Represented By The Secretary Of The Navy | Optical interferometric sensor detected intensity noise reduction means |
JPH10166460A (ja) * | 1996-12-06 | 1998-06-23 | Toyota Motor Corp | 積層造形方法及び積層造形装置 |
-
1987
- 1987-01-19 JP JP62010281A patent/JPS63177004A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS63177004A (ja) | 1988-07-21 |
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