DE69820330D1 - Interpolationsschaltung für einen inkrementalen Geber - Google Patents

Interpolationsschaltung für einen inkrementalen Geber

Info

Publication number
DE69820330D1
DE69820330D1 DE69820330T DE69820330T DE69820330D1 DE 69820330 D1 DE69820330 D1 DE 69820330D1 DE 69820330 T DE69820330 T DE 69820330T DE 69820330 T DE69820330 T DE 69820330T DE 69820330 D1 DE69820330 D1 DE 69820330D1
Authority
DE
Germany
Prior art keywords
interpolation circuit
incremental encoder
incremental
encoder
interpolation
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
Application number
DE69820330T
Other languages
English (en)
Other versions
DE69820330T2 (de
Inventor
Tetsuro Kiriyama
Mikiya Teraguchi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitutoyo Corp
Original Assignee
Mitutoyo Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mitutoyo Corp filed Critical Mitutoyo Corp
Publication of DE69820330D1 publication Critical patent/DE69820330D1/de
Application granted granted Critical
Publication of DE69820330T2 publication Critical patent/DE69820330T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H03M1/20—Increasing resolution using an n bit system to obtain n + m bits
    • H03M1/202—Increasing resolution using an n bit system to obtain n + m bits by interpolation
    • H03M1/207—Increasing resolution using an n bit system to obtain n + m bits by interpolation using a digital interpolation circuit
    • 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
    • G01D5/24409—Interpolation using memories
    • 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
    • H03M1/30—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip with non-weighted coding incremental
    • H03M1/303—Circuits or methods for processing the quadrature signals
DE69820330T 1997-04-28 1998-04-24 Interpolationsschaltung für einen inkrementalen Geber Expired - Lifetime DE69820330T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11112397A JP3220411B2 (ja) 1997-04-28 1997-04-28 エンコーダの内挿回路

Publications (2)

Publication Number Publication Date
DE69820330D1 true DE69820330D1 (de) 2004-01-22
DE69820330T2 DE69820330T2 (de) 2004-10-21

Family

ID=14553027

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69820330T Expired - Lifetime DE69820330T2 (de) 1997-04-28 1998-04-24 Interpolationsschaltung für einen inkrementalen Geber

Country Status (5)

Country Link
US (1) US5999113A (de)
EP (1) EP0875735B1 (de)
JP (1) JP3220411B2 (de)
CN (2) CN1306709C (de)
DE (1) DE69820330T2 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6735607B2 (en) 2001-06-02 2004-05-11 Lockheed Martin Corporation Transparent data access and interpolation apparatus and method therefor
ATE320111T1 (de) * 2002-01-11 2006-03-15 Heidenhain Gmbh Dr Johannes Verfahren zur interpolation mindestens zweier positionsabhängiger, periodischer, zueinander phasenverschobener analogsignale
KR20030085269A (ko) * 2002-04-30 2003-11-05 전자부품연구원 위상조절장치 및 방법
DE10392675B4 (de) * 2003-04-11 2006-10-12 Mitsubishi Denki K.K. Drehcodierer
WO2005013105A1 (ja) 2003-08-04 2005-02-10 Fujitsu Limited ルックアップテーブル及びデータ取得方法
TW200535634A (en) * 2004-04-20 2005-11-01 Benq Corp Interpolation method and apparatus of the same
DE102004033990B3 (de) * 2004-07-14 2006-04-13 Siemens Ag Auswerteverfahren für ein analoges Erstsignal und ein analoges Zweitsignal sowie hiermit korrespondierende Auswerteschaltung
EP1752740B1 (de) * 2005-08-11 2008-12-03 Mitutoyo Corporation Verfahren und Schaltungsanordnung zur Interpolation des Ausgangssignals eines Kodierers
KR100788673B1 (ko) 2005-11-17 2007-12-26 삼성전자주식회사 아날로그 인코더 신호 처리 방법 및 장치
JP4746427B2 (ja) * 2005-12-27 2011-08-10 オリンパス株式会社 エンコーダの内挿装置
EP1979704B1 (de) * 2006-02-03 2017-08-30 Moog Inc. Codierungssignal-analysesystem für die hoch auflösende positionsmessung
US8374234B2 (en) 2006-09-29 2013-02-12 Francis S. J. Munoz Digital scaling
US8418778B2 (en) 2010-01-07 2013-04-16 Black & Decker Inc. Power screwdriver having rotary input control
US9722334B2 (en) 2010-04-07 2017-08-01 Black & Decker Inc. Power tool with light unit
US8384014B2 (en) * 2010-10-27 2013-02-26 Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. Interpolation method and device for increasing the resolution of encoders
US8841600B2 (en) 2010-10-31 2014-09-23 Avago Technologies General Ip (Singapore) Pte. Ltd. Hysteresis-compensating interpolation circuits in optical encoders
EP2697610A4 (de) * 2011-04-15 2014-11-05 Yei Corp Sensorvorrichtungen mit suchtabellen zur fehlerkorrektur und verfahren dafür
CN114866100B (zh) * 2022-04-28 2024-04-12 上海航天电子通讯设备研究所 基于相位编码的高速自动增益控制系统

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH646784A5 (en) * 1982-02-08 1984-12-14 Compac Device for measuring linear dimensions or variations in these dimensions using an optical reader, and with electronic interpolation
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
CA2017529A1 (en) * 1989-06-15 1990-12-15 Michael J. Wax Prevention of ammonia generation in animal areas
EP0408799B1 (de) * 1989-07-21 1993-04-14 Dr. Johannes Heidenhain GmbH Verfahren zum Interpolieren von Positionsmesssignalen
US5191336A (en) * 1991-08-29 1993-03-02 Hewlett-Packard Company Digital time interpolation system
JP3007268B2 (ja) * 1994-06-16 2000-02-07 アンリツ株式会社 鋸歯状波発生装置及びそれを用いた信号補間装置
JP3367260B2 (ja) * 1995-03-24 2003-01-14 三菱電機株式会社 エンコーダ装置及びサーボモーター制御装置

Also Published As

Publication number Publication date
US5999113A (en) 1999-12-07
JP3220411B2 (ja) 2001-10-22
EP0875735B1 (de) 2003-12-10
CN1516342A (zh) 2004-07-28
JPH10300517A (ja) 1998-11-13
EP0875735A1 (de) 1998-11-04
CN1306709C (zh) 2007-03-21
CN1202765A (zh) 1998-12-23
DE69820330T2 (de) 2004-10-21

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