JP4705363B2 - 反射性の円筒形表面を利用したエンコーダ - Google Patents

反射性の円筒形表面を利用したエンコーダ Download PDF

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Publication number
JP4705363B2
JP4705363B2 JP2004340480A JP2004340480A JP4705363B2 JP 4705363 B2 JP4705363 B2 JP 4705363B2 JP 2004340480 A JP2004340480 A JP 2004340480A JP 2004340480 A JP2004340480 A JP 2004340480A JP 4705363 B2 JP4705363 B2 JP 4705363B2
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Prior art keywords
reflective
encoder
drum
stripe
track
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JP2005164588A (ja
JP2005164588A5 (enExample
Inventor
俊也 畑口
日隆 陳
國興 胡
ラクシュマナン スリニヴァサン
ヒン チュア ライ
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アバゴ・テクノロジーズ・イーシービーユー・アイピー（シンガポール）プライベート・リミテッド
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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
    • G01D5/26—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
    • G01D5/34707—Scales; Discs, e.g. fixation, fabrication, compensation

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Transform (AREA)
JP2004340480A 2003-12-01 2004-11-25 反射性の円筒形表面を利用したエンコーダ Expired - Fee Related JP4705363B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/725696 2003-12-01
US10/725,696 US7265336B2 (en) 2003-12-01 2003-12-01 Encoder utilizing a reflective cylindrical surface

Publications (3)

Publication Number Publication Date
JP2005164588A JP2005164588A (ja) 2005-06-23
JP2005164588A5 JP2005164588A5 (enExample) 2007-07-12
JP4705363B2 true JP4705363B2 (ja) 2011-06-22

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JP2004340480A Expired - Fee Related JP4705363B2 (ja) 2003-12-01 2004-11-25 反射性の円筒形表面を利用したエンコーダ

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Country Link
US (1) US7265336B2 (enExample)
JP (1) JP4705363B2 (enExample)
CN (1) CN100510646C (enExample)
DE (1) DE102004048237A1 (enExample)

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CN105004358A (zh) * 2015-08-14 2015-10-28 成都伊贝基科技有限公司 光磁混合式编码器
US10503271B2 (en) 2015-09-30 2019-12-10 Apple Inc. Proximity detection for an input mechanism of an electronic device
US9891651B2 (en) 2016-02-27 2018-02-13 Apple Inc. Rotatable input mechanism having adjustable output
US10551798B1 (en) 2016-05-17 2020-02-04 Apple Inc. Rotatable crown for an electronic device
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JP6658647B2 (ja) * 2017-03-28 2020-03-04 京セラドキュメントソリューションズ株式会社 給紙装置及び画像形成装置
US10664074B2 (en) 2017-06-19 2020-05-26 Apple Inc. Contact-sensitive crown for an electronic watch
US10962935B1 (en) 2017-07-18 2021-03-30 Apple Inc. Tri-axis force sensor
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US11360440B2 (en) 2018-06-25 2022-06-14 Apple Inc. Crown for an electronic watch
US11561515B2 (en) 2018-08-02 2023-01-24 Apple Inc. Crown for an electronic watch
US11181863B2 (en) 2018-08-24 2021-11-23 Apple Inc. Conductive cap for watch crown
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KR102520056B1 (ko) * 2018-08-31 2023-04-10 나이키 이노베이트 씨.브이. 회전식 드럼 인코더를 구비한 오토레이싱 신발류 모터
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CN111623805B (zh) * 2020-06-18 2024-05-28 中国科学院苏州生物医学工程技术研究所 适用于微型轴旋转测量的超声旋转编码器
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Also Published As

Publication number Publication date
JP2005164588A (ja) 2005-06-23
CN100510646C (zh) 2009-07-08
CN1624427A (zh) 2005-06-08
US7265336B2 (en) 2007-09-04
DE102004048237A1 (de) 2005-06-30
US20050116153A1 (en) 2005-06-02

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