DE69117219D1 - Verfahren und Apparat zur Verarbeitung von Signalen, und ein System wie z.B. eine Vorrichtung zur Bestimmung von Verschiebungen, die diese verwendet - Google Patents

Verfahren und Apparat zur Verarbeitung von Signalen, und ein System wie z.B. eine Vorrichtung zur Bestimmung von Verschiebungen, die diese verwendet

Info

Publication number
DE69117219D1
DE69117219D1 DE69117219T DE69117219T DE69117219D1 DE 69117219 D1 DE69117219 D1 DE 69117219D1 DE 69117219 T DE69117219 T DE 69117219T DE 69117219 T DE69117219 T DE 69117219T DE 69117219 D1 DE69117219 D1 DE 69117219D1
Authority
DE
Germany
Prior art keywords
processing signals
determining displacements
displacements
determining
signals
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 - Fee Related
Application number
DE69117219T
Other languages
English (en)
Other versions
DE69117219T2 (de
Inventor
Ishii Satoshi
Eguchi Tadashi
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Application granted granted Critical
Publication of DE69117219D1 publication Critical patent/DE69117219D1/de
Publication of DE69117219T2 publication Critical patent/DE69117219T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • 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
    • 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
    • G01D5/26—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/36—Forming the light into pulses
    • G01D5/38—Forming the light into pulses by diffraction gratings

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
DE69117219T 1990-06-20 1991-06-19 Verfahren und Apparat zur Verarbeitung von Signalen, und ein System wie z.B. eine Vorrichtung zur Bestimmung von Verschiebungen, die diese verwendet Expired - Fee Related DE69117219T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP16361190 1990-06-20
JP3095349A JPH04229702A (ja) 1990-06-20 1991-04-25 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

Publications (2)

Publication Number Publication Date
DE69117219D1 true DE69117219D1 (de) 1996-03-28
DE69117219T2 DE69117219T2 (de) 1996-09-19

Family

ID=26436603

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69117219T Expired - Fee Related DE69117219T2 (de) 1990-06-20 1991-06-19 Verfahren und Apparat zur Verarbeitung von Signalen, und ein System wie z.B. eine Vorrichtung zur Bestimmung von Verschiebungen, die diese verwendet

Country Status (4)

Country Link
US (1) US5235406A (de)
EP (1) EP0463561B1 (de)
JP (1) JPH04229702A (de)
DE (1) DE69117219T2 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2256476B (en) * 1991-05-30 1995-09-27 Rank Taylor Hobson Ltd Positional measurement
US5283434A (en) * 1991-12-20 1994-02-01 Canon Kabushiki Kaisha Displacement detecting device with integral optics
US5390022A (en) * 1992-04-07 1995-02-14 Canon Kabushiki Kaisha Displacement information detection apparatus for receiving a divergent light beam
JP3232795B2 (ja) * 1992-08-06 2001-11-26 キヤノン株式会社 検出装置
JP3210111B2 (ja) * 1992-12-24 2001-09-17 キヤノン株式会社 変位検出装置
JPH06194123A (ja) * 1992-12-24 1994-07-15 Canon Inc 変位検出装置
JP3005131B2 (ja) * 1992-12-28 2000-01-31 キヤノン株式会社 変位検出装置
JPH06219007A (ja) * 1993-01-27 1994-08-09 Sharp Corp 印字位置制御装置
US5372030A (en) * 1993-09-15 1994-12-13 The University Of Georgia Research Foundation, Inc. Non-destructive firmness measuring device
JPH08145719A (ja) * 1994-09-22 1996-06-07 Canon Inc 位置または角度の検出方法
US5646496A (en) * 1994-11-08 1997-07-08 Dana Corporation Apparatus and method for generating digital position signals for a rotatable shaft
DE19601657B4 (de) * 1996-01-18 2005-07-07 Valeo Schalter Und Sensoren Gmbh Lenkwinkelgeber mit konstanter Abtastfrequenz zur Abtastung der Sensorsignale
DE19861259C5 (de) * 1997-04-16 2010-09-02 Dr. Johannes Heidenhain Gmbh Positionsmeßeinrichtung und Verfahren zum Betrieb einer Positionsmeßeinrichtung
EP0872714B1 (de) 1997-04-16 2005-08-17 Dr. Johannes Heidenhain GmbH Positionsmesseinrichtung und Verfahren zu deren Betrieb
WO1999005471A1 (fr) * 1997-07-23 1999-02-04 Mitsubishi Denki Kabushiki Kaisha Instrument de mesure des longueurs
ATE346279T1 (de) * 2001-06-27 2006-12-15 Fraunhofer Ges Forschung Verfahren und vorrichtung zum vorbereiten eines sensorsignals eines positionssensors für eine übertragung zu einer auswerteeinheit
US7119588B2 (en) * 2005-01-28 2006-10-10 James Wayne Kelley Circuit for multiplying continuously varying signals
US20060232763A1 (en) * 2005-04-15 2006-10-19 Specialty Minerals (Michigan) Inc. Optical element, measuring apparatus and measuring method
JP4865456B2 (ja) * 2006-09-01 2012-02-01 キヤノン株式会社 通信装置及び通信装置を制御する制御方法、通信装置を制御するためのプログラム、プログラムを格納した記憶媒体
JP2008306549A (ja) * 2007-06-08 2008-12-18 Canon Inc 無線制御局、及び無線端末局の制御方法、当該制御方法をコンピュータに実行させるためのコンピュータプログラム
JP5366579B2 (ja) * 2009-02-09 2013-12-11 キヤノン株式会社 通信システム、通信装置、その処理方法及びプログラム
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
BR112015024232A2 (pt) 2013-04-19 2017-07-18 Canon Kk aparelho de transmissão de energia, aparelho de recebimento de energia, método de controle dos mesmos, e programa
JP6166598B2 (ja) 2013-06-26 2017-07-19 キヤノン株式会社 送電装置、受電装置、無線電力伝送システム、制御方法、及びプログラム
JP6261209B2 (ja) 2013-07-04 2018-01-17 キヤノン株式会社 複数の生産装置を備えるシステム

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3410976A (en) * 1965-06-09 1968-11-12 Itek Corp Shaft angle encoder with phase detection
US3626308A (en) * 1969-12-23 1971-12-07 Nasa Wide-band doubler and sine wave quadrature generator
SU911583A1 (ru) * 1980-08-19 1982-03-07 Вильнюсский Филиал Экспериментального Научно-Исследовательского Института Металлорежущих Станков Преобразователь перемещени в код
US4700390A (en) * 1983-03-17 1987-10-13 Kenji Machida Signal synthesizer
SU1166265A1 (ru) * 1983-05-05 1985-07-07 Вильнюсский Филиал Экспериментального Научно-Исследовательского Института Металлорежущих Станков Преобразователь ортогональных сигналов в треугольный с удвоением частоты
EP0311144B1 (de) * 1983-11-04 1993-07-14 Sony Magnescale, Inc. Optisches Instrument zur Messung einer Verschiebung
SU1283807A1 (ru) * 1985-06-24 1987-01-15 Предприятие П/Я В-8543 Фазовый интерпол тор двух квадратурных сигналов
JP2649390B2 (ja) * 1988-10-12 1997-09-03 キヤノン株式会社 信号内挿回路

Also Published As

Publication number Publication date
DE69117219T2 (de) 1996-09-19
US5235406A (en) 1993-08-10
JPH04229702A (ja) 1992-08-19
EP0463561B1 (de) 1996-02-21
EP0463561A1 (de) 1992-01-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee