CN109974754A - 光学编码器和其操作方法 - Google Patents

光学编码器和其操作方法 Download PDF

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Publication number
CN109974754A
CN109974754A CN201811571190.7A CN201811571190A CN109974754A CN 109974754 A CN109974754 A CN 109974754A CN 201811571190 A CN201811571190 A CN 201811571190A CN 109974754 A CN109974754 A CN 109974754A
Authority
CN
China
Prior art keywords
slot
aperture
width
optical disc
encoder
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.)
Pending
Application number
CN201811571190.7A
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English (en)
Chinese (zh)
Inventor
陈升嘉
阮圣钧
许宏彬
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.)
Aeolus Robotics Corp Ltd
Original Assignee
Aeolus Robotics Corp Ltd
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 Aeolus Robotics Corp Ltd filed Critical Aeolus Robotics Corp Ltd
Publication of CN109974754A publication Critical patent/CN109974754A/zh
Pending legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/26—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G01B11/026—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness by measuring distance between sensor and object
    • 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
    • G01D5/347—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 using displacement encoding scales
    • G01D5/3473—Circular or rotary 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
    • G01D5/26—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
    • G01D5/347—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 using displacement encoding scales
    • G01D5/3473—Circular or rotary encoders
    • G01D5/34738—Axles; Driving or coupling means

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Transform (AREA)
CN201811571190.7A 2017-12-28 2018-12-21 光学编码器和其操作方法 Pending CN109974754A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15/857,457 US11300403B2 (en) 2017-12-28 2017-12-28 Optical encoder and method of operating the same
US15/857,457 2017-12-28

Publications (1)

Publication Number Publication Date
CN109974754A true CN109974754A (zh) 2019-07-05

Family

ID=64745978

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811571190.7A Pending CN109974754A (zh) 2017-12-28 2018-12-21 光学编码器和其操作方法

Country Status (5)

Country Link
US (1) US11300403B2 (https=)
EP (1) EP3505873A1 (https=)
JP (1) JP7302841B2 (https=)
CN (1) CN109974754A (https=)
TW (1) TW201930831A (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10889664B2 (en) 2019-06-12 2021-01-12 Chevron Phillips Chemical Company Lp Surfactant as titanation ligand
JP7120200B2 (ja) * 2019-10-15 2022-08-17 株式会社デンソー 回転角検出装置
CN111077333B (zh) * 2019-12-28 2022-03-18 中国特种设备检测研究院 一种滑行车类游乐设施运行速度测试系统及方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4736187A (en) 1986-12-04 1988-04-05 The Regents Of The University Of California Encoder for measuring both incremental and absolute positions of moving elements
JPH03258953A (ja) * 1990-03-06 1991-11-19 Hitachi Ltd 回転角度検出装置とエンジン制御装置
JP3816679B2 (ja) 1998-09-17 2006-08-30 株式会社東海理化電機製作所 回転角度検出装置
JP2001264866A (ja) * 1999-10-07 2001-09-26 Olympus Optical Co Ltd カメラ
JP2001264615A (ja) 2000-03-21 2001-09-26 Jigu:Kk ズーム及びフォーカス制御用エンコーダを備えたカメラ
US7400269B2 (en) 2006-11-09 2008-07-15 Avago Technologies Ecbu Ip Pte Ltd Coding element with integrated limit switch
JP2009204505A (ja) 2008-02-28 2009-09-10 Fujitsu Ten Ltd レーダ装置
KR101612842B1 (ko) 2010-02-26 2016-04-15 한화테크윈 주식회사 엔코더

Also Published As

Publication number Publication date
TW201930831A (zh) 2019-08-01
JP2019120679A (ja) 2019-07-22
US20190204075A1 (en) 2019-07-04
EP3505873A1 (en) 2019-07-03
JP7302841B2 (ja) 2023-07-04
US11300403B2 (en) 2022-04-12

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Application publication date: 20190705

WD01 Invention patent application deemed withdrawn after publication