JP5178374B2 - 検出装置 - Google Patents

検出装置 Download PDF

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Publication number
JP5178374B2
JP5178374B2 JP2008194487A JP2008194487A JP5178374B2 JP 5178374 B2 JP5178374 B2 JP 5178374B2 JP 2008194487 A JP2008194487 A JP 2008194487A JP 2008194487 A JP2008194487 A JP 2008194487A JP 5178374 B2 JP5178374 B2 JP 5178374B2
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JP
Japan
Prior art keywords
phase
signals
error
error correction
unit
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Expired - Fee Related
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JP2008194487A
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English (en)
Japanese (ja)
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JP2010032347A5 (enExample
JP2010032347A (ja
Inventor
雄三 瀬尾
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Canon Inc
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Canon Inc
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Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2008194487A priority Critical patent/JP5178374B2/ja
Priority to KR1020090067134A priority patent/KR100991401B1/ko
Priority to TW098125179A priority patent/TWI438408B/zh
Priority to US12/510,839 priority patent/US8307264B2/en
Priority to EP09166770.9A priority patent/EP2154487A3/en
Priority to CN2009101655372A priority patent/CN101639369B/zh
Publication of JP2010032347A publication Critical patent/JP2010032347A/ja
Publication of JP2010032347A5 publication Critical patent/JP2010032347A5/ja
Application granted granted Critical
Publication of JP5178374B2 publication Critical patent/JP5178374B2/ja
Expired - Fee Related legal-status Critical Current
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    • 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
    • G01D5/24495—Error correction using previous values
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • 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
    • G01D5/24457—Failure detection
    • G01D5/24466—Comparison of the error value to a threshold
    • 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
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • G06F17/14—Fourier, Walsh or analogous domain transformations, e.g. Laplace, Hilbert, Karhunen-Loeve, transforms
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • Software Systems (AREA)
  • Mathematical Analysis (AREA)
  • Computational Mathematics (AREA)
  • Algebra (AREA)
  • Databases & Information Systems (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
JP2008194487A 2008-07-29 2008-07-29 検出装置 Expired - Fee Related JP5178374B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2008194487A JP5178374B2 (ja) 2008-07-29 2008-07-29 検出装置
KR1020090067134A KR100991401B1 (ko) 2008-07-29 2009-07-23 검출장치
TW098125179A TWI438408B (zh) 2008-07-29 2009-07-27 偵測裝置
US12/510,839 US8307264B2 (en) 2008-07-29 2009-07-28 Detection apparatus
EP09166770.9A EP2154487A3 (en) 2008-07-29 2009-07-29 Detection apparatus
CN2009101655372A CN101639369B (zh) 2008-07-29 2009-07-29 检测装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008194487A JP5178374B2 (ja) 2008-07-29 2008-07-29 検出装置

Publications (3)

Publication Number Publication Date
JP2010032347A JP2010032347A (ja) 2010-02-12
JP2010032347A5 JP2010032347A5 (enExample) 2011-09-15
JP5178374B2 true JP5178374B2 (ja) 2013-04-10

Family

ID=41319713

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008194487A Expired - Fee Related JP5178374B2 (ja) 2008-07-29 2008-07-29 検出装置

Country Status (6)

Country Link
US (1) US8307264B2 (enExample)
EP (1) EP2154487A3 (enExample)
JP (1) JP5178374B2 (enExample)
KR (1) KR100991401B1 (enExample)
CN (1) CN101639369B (enExample)
TW (1) TWI438408B (enExample)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5327656B2 (ja) * 2011-07-13 2013-10-30 株式会社デンソー 物理量検出装置、および物理量検出装置の検査方法
JP5932285B2 (ja) * 2011-10-14 2016-06-08 キヤノン株式会社 エンコーダおよびこれを備えた装置
EP2615424B1 (en) * 2012-01-13 2014-01-08 SICK STEGMANN GmbH Method for supervising the correct function of a periodically modulated sensor controlling the position of a rotating system and controller device for performing this method
JP6215527B2 (ja) * 2012-02-02 2017-10-18 旭化成エレクトロニクス株式会社 物理量計測装置及び物理量計測方法
EP2674729B1 (en) * 2012-06-15 2016-07-13 SICK STEGMANN GmbH Position encoder
KR101335162B1 (ko) * 2012-11-19 2013-12-02 한밭대학교 산학협력단 레졸버를 위한 위치 오차 보정 장치 및 보정 방법
CN102944258A (zh) * 2012-11-26 2013-02-27 中国科学院长春光学精密机械与物理研究所 高精度编码器光电信号细分误差的检测方法
JP5341267B1 (ja) * 2013-01-11 2013-11-13 捷利 壬生 変位量検出装置、およびその誤差・検出・評価方法
DE102015215510A1 (de) * 2014-08-14 2016-02-18 Continental Automotive Gmbh Verfahren zum Ermitteln eines Orthogonalitätsfehlers zwischen zwei Sensorsignalen
DE102017216536B4 (de) * 2017-09-19 2023-07-06 Vitesco Technologies GmbH Verfahren zur Kompensation von Störungen eines gemessenen Winkelsignals eines magnetischen Winkelsensors einer elektrischen Maschine und ein entsprechend ausgebildeter Mikrokontroller, eine elektrische Maschine, sowie ein Computerprogrammprodukt
SE542950C2 (en) * 2018-02-01 2020-09-22 Leine & Linde Ab Methods, computer programs, devices and encoders for signal error correction
CN110362365B (zh) * 2018-03-26 2024-02-13 吕纪竹 一种实时预测流数据变化趋势的方法
JP7246892B2 (ja) * 2018-10-29 2023-03-28 キヤノン株式会社 位置検出装置、レンズ装置、位置検出方法、および、プログラム
CN109855667B (zh) * 2018-12-21 2022-02-22 金卡智能集团股份有限公司 一种适用于不同表具的误差校准方法
CN110389745B (zh) * 2019-05-15 2023-10-13 广东工业大学 一种基于基尼回归的信号检测与估计电路及方法
CN110426071A (zh) * 2019-08-30 2019-11-08 新代科技(苏州)有限公司 旋转编码器精度估测装置及应用其的估测方法
JP2022179101A (ja) * 2021-05-21 2022-12-02 ミネベアミツミ株式会社 アブソリュートエンコーダ、アブソリュートエンコーダの角度誤差補正装置、及び、アブソリュートエンコーダの角度誤差補正方法

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JPH0643892B2 (ja) 1984-02-15 1994-06-08 旭光学工業株式会社 測角誤差の補正装置
JP2790863B2 (ja) * 1989-08-10 1998-08-27 三菱化学株式会社 信号校正装置
US5581488A (en) 1989-08-10 1996-12-03 Mitsubishi Chemical Corporation Apparatus and method for compensating for noise in signals
JP2790862B2 (ja) * 1989-08-10 1998-08-27 三菱化学株式会社 信号校正装置
JP2543245B2 (ja) 1990-09-17 1996-10-16 オ−クマ株式会社 位置検出誤差補正装置
JPH07218288A (ja) * 1994-01-28 1995-08-18 Mitsubishi Electric Corp 絶対位置検出装置及びその誤差補正方法
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JP4222892B2 (ja) * 2003-07-02 2009-02-12 日本電産サンキョー株式会社 誤差補正機能付エンコーダ
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JP4768248B2 (ja) * 2004-10-13 2011-09-07 株式会社ミツトヨ エンコーダ出力信号補正装置及び方法
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Also Published As

Publication number Publication date
US20100031097A1 (en) 2010-02-04
KR20100012823A (ko) 2010-02-08
KR100991401B1 (ko) 2010-11-03
JP2010032347A (ja) 2010-02-12
TW201007140A (en) 2010-02-16
EP2154487A2 (en) 2010-02-17
CN101639369B (zh) 2011-06-29
CN101639369A (zh) 2010-02-03
TWI438408B (zh) 2014-05-21
US8307264B2 (en) 2012-11-06
EP2154487A3 (en) 2014-06-18

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