DE69809276T2 - Digitaler positionsgeber - Google Patents

Digitaler positionsgeber

Info

Publication number
DE69809276T2
DE69809276T2 DE69809276T DE69809276T DE69809276T2 DE 69809276 T2 DE69809276 T2 DE 69809276T2 DE 69809276 T DE69809276 T DE 69809276T DE 69809276 T DE69809276 T DE 69809276T DE 69809276 T2 DE69809276 T2 DE 69809276T2
Authority
DE
Germany
Prior art keywords
digital positioner
positioner
digital
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
DE69809276T
Other languages
English (en)
Other versions
DE69809276D1 (de
Inventor
Francis Travostino
Alain Bochet
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.)
NTN SNR Roulements SA
Original Assignee
Societe Nouvelle de Roulements SNR SA
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 Societe Nouvelle de Roulements SNR SA filed Critical Societe Nouvelle de Roulements SNR SA
Publication of DE69809276D1 publication Critical patent/DE69809276D1/de
Application granted granted Critical
Publication of DE69809276T2 publication Critical patent/DE69809276T2/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
    • H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
    • H03M1/0617—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence
    • H03M1/0619—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence by dividing out the errors, i.e. using a ratiometric arrangement
    • 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
    • G01D5/24404—Interpolation using high frequency signals
    • 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
    • H03M1/203—Increasing resolution using an n bit system to obtain n + m bits by interpolation using an analogue interpolation circuit
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
DE69809276T 1997-09-26 1998-09-25 Digitaler positionsgeber Expired - Lifetime DE69809276T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9712033A FR2769087B1 (fr) 1997-09-26 1997-09-26 Capteur numerique de position
PCT/FR1998/002062 WO1999017081A1 (fr) 1997-09-26 1998-09-25 Capteur numerique de position

Publications (2)

Publication Number Publication Date
DE69809276D1 DE69809276D1 (de) 2002-12-12
DE69809276T2 true DE69809276T2 (de) 2003-08-28

Family

ID=9511536

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69809276T Expired - Lifetime DE69809276T2 (de) 1997-09-26 1998-09-25 Digitaler positionsgeber

Country Status (7)

Country Link
US (1) US6294910B1 (de)
EP (1) EP1017966B1 (de)
JP (1) JP4052797B2 (de)
DE (1) DE69809276T2 (de)
FR (1) FR2769087B1 (de)
TW (1) TW412668B (de)
WO (1) WO1999017081A1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19849554C1 (de) * 1998-10-27 2000-03-02 Ruf Electronics Gmbh Verfahren und Vorrichtung zur Bestimmung der Absolutposition bei Weg- und Winkelgebern
FR2792380B1 (fr) 1999-04-14 2001-05-25 Roulements Soc Nouvelle Roulement pourvu d'un dispositif de detection des impulsions magnetiques issues d'un codeur, ledit dispositif comprenant plusieurs elements sensibles alignes
FR2816051B1 (fr) * 2000-10-31 2003-02-14 Roulements Soc Nouvelle Dispositif de mesure d'un couple de torsion et module le comprenant
FR2821931B1 (fr) * 2001-03-09 2003-05-09 Roulements Soc Nouvelle Dispositif de mesure analogique d'un couple de torsion, colonne de direction et module le comprenant
FR2833663B1 (fr) * 2001-12-19 2004-02-27 Roulements Soc Nouvelle Roulement comprenant un ensemble de transmission d'informations sans fil
US7317313B2 (en) * 2002-11-14 2008-01-08 Measurement Specialties, Inc. Magnetic encoder apparatus
FR2862382B1 (fr) 2003-11-18 2006-06-02 Roulements Soc Nouvelle Systeme capteur de couple absolu de torsion et module le comprenant
US7460979B2 (en) * 2003-11-20 2008-12-02 University Of Virginia Patent Foundation Method and system for enhanced resolution, automatically-calibrated position sensor
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
WO2008129794A1 (ja) 2007-03-29 2008-10-30 Ntn Corporation 回転検出装置および回転検出装置付き軸受
WO2010029742A1 (ja) 2008-09-11 2010-03-18 Ntn株式会社 回転検出装置および回転検出装置付き軸受
JP2011027448A (ja) * 2009-07-22 2011-02-10 Ntn Corp 回転検出装置および回転検出装置付き軸受
WO2011010593A1 (ja) 2009-07-22 2011-01-27 Ntn株式会社 車両制御装置およびこれに用いる回転検出装置
TWI409988B (zh) * 2009-10-01 2013-09-21 Waltop Int Corp 電磁感應系統之天線迴路佈局
JP5379748B2 (ja) 2010-06-03 2013-12-25 Ｎｔｎ株式会社 磁気エンコーダ
JP5973278B2 (ja) 2012-08-16 2016-08-23 Ntn株式会社 磁気エンコーダの着磁装置
US9804593B1 (en) * 2014-12-12 2017-10-31 X Development Llc Methods and systems for teaching positions to components of devices

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3594783A (en) * 1969-08-07 1971-07-20 Giddings & Lewis Apparatus for numerical signaling of positions, including digital-to-analog converter
US4262526A (en) 1978-07-21 1981-04-21 Nippondenso Co., Ltd. Rotational position detecting apparatus
IT1160621B (it) * 1978-08-31 1987-03-11 Olivetti Controllo Numerico Apparecchiatura per la misura numerica di posizioni
JPS595914A (ja) 1982-07-02 1984-01-12 Hitachi Ltd 磁気的に位置を検出する装置
DE3231990A1 (de) * 1982-08-27 1984-03-01 Siemens AG, 1000 Berlin und 8000 München Auswerteeinrichtung fuer einen digitalen inkrementalgeber
JPS63311119A (ja) * 1987-06-15 1988-12-19 Fanuc Ltd 絶対位置エンコ−ダ
DE3737720C2 (de) * 1987-11-06 1995-02-09 Heidenhain Gmbh Dr Johannes Positionsmeßeinrichtung mit Unterteilungsschaltung
GB8826114D0 (en) * 1988-11-08 1988-12-14 The Technology Partnership Ltd Decoding of random sequences
US5029304A (en) * 1988-12-28 1991-07-02 Pitney Bowes Inc. Sensor with absolute digital output utilizing Hall Effect devices
US5451945A (en) * 1994-02-22 1995-09-19 The United States Of America As Represented By The Administrator, National Aeronautics And Space Administration Multi-speed multi-phase resolver converter
DE4408078A1 (de) * 1994-03-10 1995-09-14 Philips Patentverwaltung Winkelsensor

Also Published As

Publication number Publication date
WO1999017081A1 (fr) 1999-04-08
DE69809276D1 (de) 2002-12-12
EP1017966A1 (de) 2000-07-12
JP4052797B2 (ja) 2008-02-27
FR2769087A1 (fr) 1999-04-02
FR2769087B1 (fr) 2000-01-28
TW412668B (en) 2000-11-21
JP2001518608A (ja) 2001-10-16
EP1017966B1 (de) 2002-11-06
US6294910B1 (en) 2001-09-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: HAFT - KARAKATSANIS PATENTANWALTSKANZLEI, 80802 MU