SE0002777D0 - Anordning och förfarande för positionsbestämning av två delar som är rörliga relativt varandra - Google Patents
Anordning och förfarande för positionsbestämning av två delar som är rörliga relativt varandraInfo
- Publication number
- SE0002777D0 SE0002777D0 SE0002777A SE0002777A SE0002777D0 SE 0002777 D0 SE0002777 D0 SE 0002777D0 SE 0002777 A SE0002777 A SE 0002777A SE 0002777 A SE0002777 A SE 0002777A SE 0002777 D0 SE0002777 D0 SE 0002777D0
- Authority
- SE
- Sweden
- Prior art keywords
- transparent
- bits
- sequence
- scale
- length
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- 230000002596 correlated effect Effects 0.000 abstract 1
- 238000011156 evaluation Methods 0.000 abstract 1
- 238000005286 illumination Methods 0.000 abstract 1
- 238000003384 imaging method Methods 0.000 abstract 1
- 238000005259 measurement Methods 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
- G01D5/244—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains
- G01D5/249—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains using pulse code
- G01D5/2492—Pulse stream
- G01D5/2495—Pseudo-random code
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/12—Analogue/digital converters
- H03M1/22—Analogue/digital converters pattern-reading type
- H03M1/24—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip
- H03M1/28—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip with non-weighted coding
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Optical Transform (AREA)
- Length Measuring Devices By Optical Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19939643A DE19939643B4 (de) | 1999-08-18 | 1999-08-18 | Einrichtung und Verfahren zur Positionsbestimmung zwischen zwei relativ zueinander beweglichen Teilen |
Publications (3)
Publication Number | Publication Date |
---|---|
SE0002777D0 true SE0002777D0 (sv) | 2000-07-27 |
SE0002777L SE0002777L (sv) | 2001-02-19 |
SE522322C2 SE522322C2 (sv) | 2004-02-03 |
Family
ID=7919116
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE0002777A SE522322C2 (sv) | 1999-08-18 | 2000-07-27 | Anordning och förfarande för positionsbestämning av två delar som är rörliga relativt varandra |
Country Status (6)
Country | Link |
---|---|
US (1) | US6438860B1 (sv) |
JP (1) | JP2001074507A (sv) |
CH (1) | CH695119A5 (sv) |
DE (1) | DE19939643B4 (sv) |
GB (1) | GB2353421B (sv) |
SE (1) | SE522322C2 (sv) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0109057D0 (en) | 2001-04-11 | 2001-05-30 | Renishaw Plc | Absolute postition measurement |
DE10118886B4 (de) | 2001-04-18 | 2004-12-23 | Erhardt + Leimer Gmbh | Vorrichtung zum optischen Abtasten einer laufenden Warenbahn |
DE10129819C2 (de) * | 2001-06-13 | 2003-11-27 | Smw Autoblok Spannsysteme Gmbh | Messgerät |
DE102005032869A1 (de) * | 2005-07-14 | 2007-01-25 | Leopold Kostal Gmbh & Co. Kg | Verfahren zum Bestimmen der absoluten Winkelstellung des Lenkrades eines Kraftfahrzeugs |
ATE419454T1 (de) * | 2005-09-20 | 2009-01-15 | Freudenberg Carl Kg | Winkelmesseinrichtung |
US8011112B2 (en) | 2006-12-07 | 2011-09-06 | Leica Geosystems Ag | Method and apparatus for determining positions |
JP5011201B2 (ja) * | 2008-05-01 | 2012-08-29 | 株式会社ミツトヨ | 絶対位置測長型エンコーダ |
EP2163859A1 (de) | 2008-09-12 | 2010-03-17 | Leica Geosystems AG | Verfahren und Vorrichtung zum Bestimmen von Positionen |
GB0906257D0 (en) | 2009-04-08 | 2009-05-20 | Renishaw Plc | Position encoder apparatus |
GB0906258D0 (en) * | 2009-04-08 | 2009-05-20 | Renishaw Plc | Position encoder apparatus |
DE102012207656A1 (de) * | 2012-05-08 | 2013-11-14 | Dr. Johannes Heidenhain Gmbh | Positionsmesseinrichtung und Verfahren zum Betreiben der Positionsmesseinrichtung |
CN103697816A (zh) * | 2012-09-28 | 2014-04-02 | 北京航天计量测试技术研究所 | 由测角传感器和测长传感器构成的直线运动双反馈结构 |
JP6113021B2 (ja) * | 2013-08-09 | 2017-04-12 | 株式会社キーエンス | 接触式変位計 |
JP6184347B2 (ja) * | 2014-03-07 | 2017-08-23 | 株式会社キーエンス | 接触式変位計 |
CN104864809B (zh) * | 2015-04-24 | 2018-08-07 | 南京航空航天大学 | 一种基于视觉的位置检测编码靶标及*** |
DE102017009331A1 (de) | 2016-10-21 | 2018-04-26 | Sew-Eurodrive Gmbh & Co Kg | System mit einer vorzugsweise binären Codierung und einem Mobilteil mit Lesekopf zur Positionsbestimmung |
CN109238176B (zh) * | 2018-09-14 | 2021-07-06 | 中国科学院长春光学精密机械与物理研究所 | 一种角度位移测量装置及其测量方法 |
DE102021110583A1 (de) | 2021-04-26 | 2022-10-27 | Sick Ag | Gebervorrichtung und Verfahren zur Bestimmung einer Absolutposition |
CN113670344B (zh) * | 2021-08-04 | 2024-04-26 | 固高科技股份有限公司 | 角度编码器的编码和解码方法、编码和解码装置、编码器 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3295214A (en) * | 1965-02-05 | 1967-01-03 | Frederic W Olmstead | Element for measuring displacements |
FR2310549A1 (fr) * | 1975-05-07 | 1976-12-03 | Sagem | Perfectionnements aux dispositifs optiques de determination de la position d'un organe mobile |
DE2967525D1 (en) * | 1978-12-19 | 1985-11-07 | Toshiba Kk | Encoder for length or angle measuring devices with high accuracy |
CH658514A5 (de) * | 1982-02-09 | 1986-11-14 | Wild Heerbrugg Ag | Verfahren und vorrichtung zur erfassung einer messgroesse. |
WO1984001027A1 (en) * | 1982-09-01 | 1984-03-15 | Rosemount Eng Co Ltd | Position measuring apparatus |
DE3308814C2 (de) * | 1983-03-12 | 1985-02-07 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut | Meßeinrichtung |
GB2197146B (en) * | 1986-11-04 | 1991-05-29 | Canon Kk | An encoder for detecting the displacement of an object to be measured |
GB9000097D0 (en) * | 1990-01-03 | 1990-03-07 | March Adrian Res Ltd | Position sensor |
JP2555083Y2 (ja) * | 1991-12-24 | 1997-11-19 | 株式会社ニコン | 回転角測定装置 |
DE4436784B4 (de) * | 1993-10-26 | 2005-08-18 | Carl Zeiss | Absolutes Positionsmeßsystem |
DE59305801D1 (de) * | 1993-12-08 | 1997-04-17 | Heidenhain Gmbh Dr Johannes | Längenmesssystem |
US6093928A (en) * | 1994-12-22 | 2000-07-25 | Ohtomo; Fumio | Position measuring rotary incremental optical encoder |
DE19507613C2 (de) * | 1995-03-04 | 1997-01-23 | Heidenhain Gmbh Dr Johannes | Längen- oder Winkelmeßeinrichtung |
DE19532903A1 (de) * | 1995-09-07 | 1997-03-13 | Teves Gmbh Alfred | Lenkwinkelsensor mit Absolutwertmessung |
DE19601676A1 (de) * | 1996-01-18 | 1997-07-24 | Teves Gmbh Alfred | Lenkwinkelsensor mit Auswertung der Inkrementalspur zur Absolutwertbestimmung |
US5778542A (en) * | 1996-05-31 | 1998-07-14 | Illinois Tool Works Inc. | Relative position indicator |
DE19638912A1 (de) * | 1996-09-23 | 1998-03-26 | Teves Gmbh Alfred | Drehwinkelsensor mit CCD-Zeile und periodisch angesteuerter Lichtquelle |
DE19758104B4 (de) * | 1997-02-13 | 2010-04-15 | Takata-Petri Ag | Adaptiver absoluter Lenkwinkelsensor |
DE19748292C2 (de) * | 1997-10-31 | 2000-03-02 | Zeiss Carl Jena Gmbh | Verfahren zum Anbringen einer Winkelteilung an einer Teilscheibe für Rotationsmeßsysteme |
US6170162B1 (en) * | 1999-05-27 | 2001-01-09 | Sarcos, L.C. | Rotary displacement system using differential measuring |
-
1999
- 1999-08-18 DE DE19939643A patent/DE19939643B4/de not_active Expired - Lifetime
-
2000
- 2000-07-19 JP JP2000219604A patent/JP2001074507A/ja active Pending
- 2000-07-27 SE SE0002777A patent/SE522322C2/sv not_active IP Right Cessation
- 2000-08-15 GB GB0019912A patent/GB2353421B/en not_active Expired - Lifetime
- 2000-08-16 CH CH01600/00A patent/CH695119A5/de not_active IP Right Cessation
- 2000-08-18 US US09/641,750 patent/US6438860B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
GB0019912D0 (en) | 2000-09-27 |
GB2353421B (en) | 2003-11-19 |
GB2353421A (en) | 2001-02-21 |
SE522322C2 (sv) | 2004-02-03 |
US6438860B1 (en) | 2002-08-27 |
DE19939643B4 (de) | 2005-10-13 |
SE0002777L (sv) | 2001-02-19 |
DE19939643A1 (de) | 2001-03-22 |
JP2001074507A (ja) | 2001-03-23 |
CH695119A5 (de) | 2005-12-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed | ||
NUG | Patent has lapsed |