DE69524347D1 - Vorrichtung und Verfahren zum Wegmessung - Google Patents
Vorrichtung und Verfahren zum WegmessungInfo
- Publication number
- DE69524347D1 DE69524347D1 DE69524347T DE69524347T DE69524347D1 DE 69524347 D1 DE69524347 D1 DE 69524347D1 DE 69524347 T DE69524347 T DE 69524347T DE 69524347 T DE69524347 T DE 69524347T DE 69524347 D1 DE69524347 D1 DE 69524347D1
- Authority
- DE
- Germany
- Prior art keywords
- distance measurement
- measurement
- distance
- 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.)
- Revoked
Links
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
- G01D18/00—Testing or calibrating apparatus or arrangements provided for in groups G01D1/00 - G01D15/00
- G01D18/001—Calibrating encoders
-
- 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
- G01D5/24471—Error correction
- G01D5/24476—Signal processing
-
- 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
- G01D5/24471—Error correction
- G01D5/2448—Correction of gain, threshold, offset or phase control
-
- 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
- G01D5/24471—Error correction
- G01D5/2449—Error correction using hard-stored calibration data
-
- 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
- G01D5/245—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 a variable number of pulses in a train
- G01D5/2451—Incremental encoders
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP22773294 | 1994-09-22 | ||
JP7234109A JPH08145719A (ja) | 1994-09-22 | 1995-09-12 | 位置または角度の検出方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69524347D1 true DE69524347D1 (de) | 2002-01-17 |
DE69524347T2 DE69524347T2 (de) | 2002-08-14 |
Family
ID=26527837
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69524347T Revoked DE69524347T2 (de) | 1994-09-22 | 1995-09-21 | Vorrichtung und Verfahren zum Wegmessung |
Country Status (5)
Country | Link |
---|---|
US (1) | US5719789A (de) |
EP (1) | EP0704678B1 (de) |
JP (1) | JPH08145719A (de) |
KR (1) | KR100204454B1 (de) |
DE (1) | DE69524347T2 (de) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0814317A4 (de) * | 1995-03-10 | 1998-12-02 | Seft Dev Lab Co Ltd | Positionsmesseinrichtung |
DE69727368T2 (de) * | 1996-11-11 | 2004-07-01 | Fanuc Ltd. | Interpolationsschaltung für kodiervorrichtung |
WO1999027324A2 (en) * | 1997-11-25 | 1999-06-03 | Microe, Inc. | Multi-track absolute encoder |
JP4447794B2 (ja) * | 1999-03-30 | 2010-04-07 | ドクトル・ヨハネス・ハイデンハイン・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング | 増分位置測定システムの周期信号を補正する方法と回路装置 |
US6934641B2 (en) * | 1999-11-24 | 2005-08-23 | Renishaw Plc | Motion detection and analysis |
DE10049502A1 (de) * | 2000-10-06 | 2002-04-11 | Heidenhain Gmbh Dr Johannes | Verfahren und Vorrichtung zur absoluten Positionsbestimmung |
JP2002350133A (ja) * | 2001-05-25 | 2002-12-04 | Nikon Geotecs Co Ltd | 測量機 |
JP5022545B2 (ja) * | 2001-08-10 | 2012-09-12 | 日置電機株式会社 | 位相差算出方法 |
JP4789802B2 (ja) | 2003-04-25 | 2011-10-12 | アップル インコーポレイテッド | メディアアイテムをブラウズ、サーチおよび提示するグラフィカルユーザインタフェース |
US20040215534A1 (en) | 2003-04-25 | 2004-10-28 | Apple Computer, Inc. | Method and system for network-based allowance control |
WO2005053146A2 (en) * | 2003-11-20 | 2005-06-09 | University Of Virginia Patent Foundation | Method and system for enhanced resolution, automatically- calibrated position sensor |
US7959666B2 (en) * | 2003-12-23 | 2011-06-14 | Sadra Medical, Inc. | Methods and apparatus for endovascularly replacing a heart valve |
GB0401748D0 (en) | 2004-01-27 | 2004-03-03 | Copley Motion Systems Llc | Linear motor and transducer arrangement therefor |
JP2006003307A (ja) * | 2004-06-21 | 2006-01-05 | Mitsutoyo Corp | エンコーダ、及び、その信号調整方法 |
US20080052033A1 (en) * | 2004-08-12 | 2008-02-28 | University Of Virginia Patent Foundation | Method, Apparatus and Computer Program Product of Aliasing Discriminator for Encoder Interfaces |
DE102004062118B3 (de) | 2004-12-23 | 2006-01-12 | Aradex Ag | Verfahren zur Verbesserung der Signalqualität von sinusförmigen Spursignalen |
US7774708B2 (en) * | 2006-01-04 | 2010-08-10 | Apple Inc. | Graphical user interface with improved media presentation |
JP4858837B2 (ja) * | 2006-10-26 | 2012-01-18 | 株式会社デンソー | 回転角度検出装置 |
JP5111031B2 (ja) | 2007-09-14 | 2012-12-26 | キヤノン株式会社 | 変位検出方法及びモータ制御装置 |
WO2009066545A1 (ja) * | 2007-11-19 | 2009-05-28 | Alps Electric Co., Ltd. | 角度検知装置 |
DE102008050540B4 (de) * | 2008-10-06 | 2015-08-06 | Institut für Mikroelektronik- und Mechatronik-Systeme gGmbH | Anordnung zum Verarbeiten eines analogen Sensorausgangssignals mindestens eines optischen Sensors |
DE102009022084B4 (de) * | 2009-05-20 | 2015-07-09 | Sew-Eurodrive Gmbh & Co Kg | Verfahren zur Bestimmung der Winkelstellung eines drehbaren Teils |
KR101031770B1 (ko) | 2009-07-16 | 2011-04-29 | 주식회사 져스텍 | 엔코더 보정장치 및 엔코더 보정방법 |
US8712722B2 (en) * | 2011-03-01 | 2014-04-29 | Honeywell International, Inc. | 360-degree angle decoder |
JP6106839B2 (ja) * | 2012-02-10 | 2017-04-05 | パナソニックIpマネジメント株式会社 | エンコーダ |
JP6230254B2 (ja) * | 2013-04-04 | 2017-11-15 | キヤノン株式会社 | 制御装置及びその搬送制御方法 |
JP6624446B2 (ja) * | 2016-02-26 | 2019-12-25 | 株式会社東京精密 | 内挿方法及び内挿装置 |
CN113302455B (zh) * | 2019-01-22 | 2024-02-13 | 三菱电机株式会社 | 旋转角度检测装置以及包含该旋转角度检测装置的电动助力转向装置 |
EP3705902B1 (de) * | 2019-03-08 | 2021-10-27 | EM Microelectronic-Marin SA | Verfahren zur bestimmung eines absolutwinkels eines magnetfeldes |
US11467225B2 (en) | 2019-03-08 | 2022-10-11 | Em Microelectronic-Marin Sa | Method of determining an absolute angle of a magnetic field |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3202339C2 (de) * | 1982-01-26 | 1983-12-15 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut | Digitale elektrische Längen- oder Winkelmeßeinrichtung |
DE3231990A1 (de) * | 1982-08-27 | 1984-03-01 | Siemens AG, 1000 Berlin und 8000 München | Auswerteeinrichtung fuer einen digitalen inkrementalgeber |
DE3737720C2 (de) * | 1987-11-06 | 1995-02-09 | Heidenhain Gmbh Dr Johannes | Positionsmeßeinrichtung mit Unterteilungsschaltung |
JP2501227B2 (ja) * | 1988-05-30 | 1996-05-29 | ファナック株式会社 | 絶対位置エンコ―ダ |
JP2649390B2 (ja) * | 1988-10-12 | 1997-09-03 | キヤノン株式会社 | 信号内挿回路 |
EP0408799B1 (de) * | 1989-07-21 | 1993-04-14 | Dr. Johannes Heidenhain GmbH | Verfahren zum Interpolieren von Positionsmesssignalen |
US5202842A (en) * | 1989-11-29 | 1993-04-13 | Kabushiki Kaisha Okuma Tekkosho | Rotational position detecting device which compensates for eccentricity of rotating object |
JPH04229702A (ja) * | 1990-06-20 | 1992-08-19 | Canon Inc | 信号処理方法及び装置、並びにこれを用いた変位検出装置等のシステム |
US5287166A (en) * | 1990-07-20 | 1994-02-15 | Konica Corporation | Displacement meter with stared displacement values |
JP2575935B2 (ja) * | 1990-07-30 | 1997-01-29 | オークマ株式会社 | 位置検出装置 |
JP3313750B2 (ja) * | 1992-01-21 | 2002-08-12 | キヤノン株式会社 | 信号処理装置及びこれを用いた装置 |
JPH06167354A (ja) * | 1992-11-27 | 1994-06-14 | Sony Magnescale Inc | スケールの内挿処理装置 |
-
1995
- 1995-09-12 JP JP7234109A patent/JPH08145719A/ja active Pending
- 1995-09-20 US US08/531,056 patent/US5719789A/en not_active Expired - Fee Related
- 1995-09-21 DE DE69524347T patent/DE69524347T2/de not_active Revoked
- 1995-09-21 EP EP95114913A patent/EP0704678B1/de not_active Revoked
- 1995-09-22 KR KR1019950031278A patent/KR100204454B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0704678A1 (de) | 1996-04-03 |
KR100204454B1 (ko) | 1999-06-15 |
US5719789A (en) | 1998-02-17 |
EP0704678B1 (de) | 2001-12-05 |
DE69524347T2 (de) | 2002-08-14 |
JPH08145719A (ja) | 1996-06-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8331 | Complete revocation |