DE59704038D1 - OPTICAL POSITION MEASURING DEVICE - Google Patents
OPTICAL POSITION MEASURING DEVICEInfo
- Publication number
- DE59704038D1 DE59704038D1 DE59704038T DE59704038T DE59704038D1 DE 59704038 D1 DE59704038 D1 DE 59704038D1 DE 59704038 T DE59704038 T DE 59704038T DE 59704038 T DE59704038 T DE 59704038T DE 59704038 D1 DE59704038 D1 DE 59704038D1
- Authority
- DE
- Germany
- Prior art keywords
- measuring device
- position measuring
- optical position
- optical
- measuring
- 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
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19646771 | 1996-11-13 | ||
PCT/EP1997/005520 WO1998021810A1 (en) | 1996-11-13 | 1997-10-08 | Optical position-measurement device |
Publications (1)
Publication Number | Publication Date |
---|---|
DE59704038D1 true DE59704038D1 (en) | 2001-08-16 |
Family
ID=7811460
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE59704038T Expired - Lifetime DE59704038D1 (en) | 1996-11-13 | 1997-10-08 | OPTICAL POSITION MEASURING DEVICE |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP3429007B2 (en) |
CN (1) | CN1111936C (en) |
DE (1) | DE59704038D1 (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10050392A1 (en) * | 2000-10-12 | 2002-04-18 | Heidenhain Gmbh Dr Johannes | Position measurement device converts mutually phase shifted analog sensing signals from scale sensing elements into multi-position amplitude-proportional code word applied to output unit |
EP1519158B1 (en) * | 2003-09-23 | 2010-08-11 | Dr. Johannes Heidenhain GmbH | Position measuring device |
JP4784905B2 (en) * | 2004-09-03 | 2011-10-05 | 株式会社安川電機 | XY positioning device |
DE102012221566A1 (en) * | 2012-11-26 | 2014-05-28 | Dr. Johannes Heidenhain Gmbh | Optical position measuring device |
CN109769407B (en) * | 2016-08-16 | 2022-04-15 | 罗伯特·博世有限公司 | Optical sensor and method for estimating rotor position in electric motor, and electric motor including optical sensor |
-
1997
- 1997-10-08 CN CN97199653A patent/CN1111936C/en not_active Expired - Fee Related
- 1997-10-08 DE DE59704038T patent/DE59704038D1/en not_active Expired - Lifetime
- 1997-10-08 JP JP52208098A patent/JP3429007B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2001503598A (en) | 2001-03-13 |
CN1237284A (en) | 1999-12-01 |
JP3429007B2 (en) | 2003-07-22 |
CN1111936C (en) | 2003-06-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |