FR2497568A1 - Procede photo-electrique et dispositif recepteur pour deceler la position de structures angulaires a mesurer - Google Patents
Procede photo-electrique et dispositif recepteur pour deceler la position de structures angulaires a mesurer Download PDFInfo
- Publication number
- FR2497568A1 FR2497568A1 FR8200081A FR8200081A FR2497568A1 FR 2497568 A1 FR2497568 A1 FR 2497568A1 FR 8200081 A FR8200081 A FR 8200081A FR 8200081 A FR8200081 A FR 8200081A FR 2497568 A1 FR2497568 A1 FR 2497568A1
- Authority
- FR
- France
- Prior art keywords
- central
- receiving
- signal
- peripheral
- receiving surface
- 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.)
- Withdrawn
Links
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
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices By Optical Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DD22686181A DD156290A1 (de) | 1981-01-07 | 1981-01-07 | Fotoelektrisches verfahren und empfaengeranordnung zur lageerkennung kantenfoermiger messstrukturen |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2497568A1 true FR2497568A1 (fr) | 1982-07-09 |
Family
ID=5528539
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8200081A Withdrawn FR2497568A1 (fr) | 1981-01-07 | 1982-01-06 | Procede photo-electrique et dispositif recepteur pour deceler la position de structures angulaires a mesurer |
Country Status (4)
Country | Link |
---|---|
DD (1) | DD156290A1 (de) |
DE (1) | DE3143948A1 (de) |
FR (1) | FR2497568A1 (de) |
GB (1) | GB2090657A (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1984004586A1 (en) * | 1983-05-17 | 1984-11-22 | Matsushita Electric Ind Co Ltd | Position-detecting apparatus |
JPS6177701A (ja) * | 1984-09-25 | 1986-04-21 | Mitsutoyo Mfg Co Ltd | 光学式測定機器におけるエツジ検出装置 |
DD228053A1 (de) * | 1984-11-01 | 1985-10-02 | Zeiss Jena Veb Carl | Verfahren zum fotoelektrischen antasten von kanten und strukturen |
JPS61128105A (ja) * | 1984-11-26 | 1986-06-16 | Mitsutoyo Mfg Co Ltd | 光学式測定機器におけるエツジ検出装置 |
DD249525A1 (de) * | 1986-06-02 | 1987-09-09 | Zeiss Jena Veb Carl | Anordnung zum fotoelektrischen erkennen des zusammenfallens zweier objektbilder |
DE4115534A1 (de) * | 1991-05-13 | 1992-11-19 | Horst Dr Ahlers | Optoelektronische einrichtung zur vermessung von strukturkanten |
DE19713336C1 (de) * | 1997-03-29 | 1998-07-02 | Zeiss Carl Jena Gmbh | Ortsempfindlicher fotoelektrischer Sensor |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1391064A (en) * | 1971-03-16 | 1975-04-16 | Sira Institute | Electrooptical lens position detection apparatus |
GB1520693A (en) * | 1976-04-01 | 1978-08-09 | Crosfield Electronics Ltd | Detecting lateral position of webs |
-
1981
- 1981-01-07 DD DD22686181A patent/DD156290A1/de not_active IP Right Cessation
- 1981-11-05 DE DE19813143948 patent/DE3143948A1/de not_active Ceased
-
1982
- 1982-01-06 FR FR8200081A patent/FR2497568A1/fr not_active Withdrawn
- 1982-01-07 GB GB8200345A patent/GB2090657A/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
GB2090657A (en) | 1982-07-14 |
DD156290A1 (de) | 1982-08-11 |
DE3143948A1 (de) | 1982-08-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |