IL138890A0 - Axial led position detector for determining the angular position of a rotatable element - Google Patents

Axial led position detector for determining the angular position of a rotatable element

Info

Publication number
IL138890A0
IL138890A0 IL13889098A IL13889098A IL138890A0 IL 138890 A0 IL138890 A0 IL 138890A0 IL 13889098 A IL13889098 A IL 13889098A IL 13889098 A IL13889098 A IL 13889098A IL 138890 A0 IL138890 A0 IL 138890A0
Authority
IL
Israel
Prior art keywords
light
rotatable element
detectors
angular position
light source
Prior art date
Application number
IL13889098A
Other languages
English (en)
Original Assignee
Cambridge Technology 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22039111&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IL138890(A0) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Cambridge Technology Inc filed Critical Cambridge Technology Inc
Publication of IL138890A0 publication Critical patent/IL138890A0/xx

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
    • G01D5/26—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
    • G01D5/34715—Scale reading or illumination devices

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Optical Transform (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Burglar Alarm Systems (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
IL13889098A 1998-04-17 1998-10-21 Axial led position detector for determining the angular position of a rotatable element IL138890A0 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/061,935 US5844673A (en) 1998-04-17 1998-04-17 Axial led position detector for determining the angular position of a rotatable element
PCT/US1998/022234 WO1999054688A1 (en) 1998-04-17 1998-10-21 Axial led position detector for determining the angular position of a rotatable element

Publications (1)

Publication Number Publication Date
IL138890A0 true IL138890A0 (en) 2001-11-25

Family

ID=22039111

Family Applications (2)

Application Number Title Priority Date Filing Date
IL13889098A IL138890A0 (en) 1998-04-17 1998-10-21 Axial led position detector for determining the angular position of a rotatable element
IL138890A IL138890A (en) 1998-04-17 2000-10-05 LED axis position detector for diagnosing the angular position of a rotating part

Family Applications After (1)

Application Number Title Priority Date Filing Date
IL138890A IL138890A (en) 1998-04-17 2000-10-05 LED axis position detector for diagnosing the angular position of a rotating part

Country Status (8)

Country Link
US (1) US5844673A (ja)
EP (1) EP1071929B2 (ja)
JP (1) JP4292495B2 (ja)
CN (1) CN1237329C (ja)
AT (1) ATE345489T1 (ja)
DE (1) DE69836441T3 (ja)
IL (2) IL138890A0 (ja)
WO (1) WO1999054688A1 (ja)

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US6304091B1 (en) 1998-02-10 2001-10-16 Immersion Corporation Absolute position sensing by phase shift detection using a variable capacitor
US6704683B1 (en) 1998-04-28 2004-03-09 Immersion Corporation Direct velocity estimation for encoders using nonlinear period measurement
WO1999056087A1 (en) * 1998-04-30 1999-11-04 Immersion Corporation Encoder with improved sensing resolution
DE60026786D1 (de) * 1999-05-03 2006-05-11 Elop Electrooptics Ind Ltd Optische Abtasteinrichtung
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US6218803B1 (en) 1999-06-04 2001-04-17 Genetic Microsystems, Inc. Position sensing with variable capacitance transducers
US6564168B1 (en) 1999-09-14 2003-05-13 Immersion Corporation High-resolution optical encoder with phased-array photodetectors
US6693626B1 (en) 1999-12-07 2004-02-17 Immersion Corporation Haptic feedback using a keyboard device
JP3396454B2 (ja) * 1999-12-28 2003-04-14 株式会社千葉精密 可動磁石形検流計
ATE262163T1 (de) 2000-06-15 2004-04-15 Scanlab Ag Ein positionsdetektor für eine abtastvorrichtung
US6904823B2 (en) 2002-04-03 2005-06-14 Immersion Corporation Haptic shifting devices
US8917234B2 (en) 2002-10-15 2014-12-23 Immersion Corporation Products and processes for providing force sensations in a user interface
JP4391093B2 (ja) * 2003-01-20 2009-12-24 日立ビアメカニクス株式会社 スキャナ装置およびレーザ加工機
US8992322B2 (en) 2003-06-09 2015-03-31 Immersion Corporation Interactive gaming systems with haptic feedback
IL175831A0 (en) * 2006-05-22 2007-08-19 Igor Fridland Angular position sensor
CN101636638B (zh) * 2006-06-19 2013-06-05 杰斯集团公司 使用反射照明光的光学位置传感系统和方法
JP4918593B2 (ja) * 2006-08-21 2012-04-18 ジーエスアイ・グループ・コーポレーション 共用レチクル基板を有する複数のサブエンコーダを利用する光学式回転エンコーダ
CN104656900A (zh) 2006-09-13 2015-05-27 意美森公司 用于游戏厅游戏触觉的系统和方法
US8508726B2 (en) 2007-01-23 2013-08-13 William R. Benner, Jr. Rotary position detector and associated methods
US7940380B1 (en) * 2007-01-23 2011-05-10 Benner Jr William R Rotary position detector and associated methods
US7688432B1 (en) * 2007-01-23 2010-03-30 Benner Jr William R Rotary position detector and associated methods
DE102007003852A1 (de) 2007-01-25 2008-07-31 Raylase Ag Galvanometrischer Motor mit optischer Positionsdetektionseinrichtung
US9486292B2 (en) 2008-02-14 2016-11-08 Immersion Corporation Systems and methods for real-time winding analysis for knot detection
US9104791B2 (en) 2009-05-28 2015-08-11 Immersion Corporation Systems and methods for editing a model of a physical system for a simulation
CN102279005B (zh) * 2010-06-12 2013-02-06 飞秒光电科技(西安)有限公司 基于渐变式滤光片的光纤传感器
US8809763B1 (en) 2011-01-20 2014-08-19 Lincoln Laser Company Optical position sensor for determining the angular position of a rotating device
US8711345B2 (en) 2011-05-20 2014-04-29 Nutfield Technology, Inc. Optical angular position detection apparatus and method
JP5595550B2 (ja) * 2012-10-26 2014-09-24 シチズン千葉精密株式会社 位置変換器
DE102012222571A1 (de) 2012-12-07 2014-06-12 Scanlab Ag Optischer Winkeldetektor
US9866924B2 (en) 2013-03-14 2018-01-09 Immersion Corporation Systems and methods for enhanced television interaction
DE102013208649A1 (de) * 2013-05-10 2014-11-13 Scanlab Ag Optischer Winkeldetektor mit Strahlformungselement
CN104180828B (zh) * 2013-05-24 2016-11-23 北京金海创科技发展有限公司 用于确定角度位置的检测装置
JP6369042B2 (ja) * 2013-11-05 2018-08-08 日本精工株式会社 光学式エンコーダユニット及び光学式エンコーダ
CN104330100B (zh) * 2014-11-03 2017-11-14 江苏锐辰光电技术有限公司 一种确定角度位置的测量装置
US10539433B2 (en) * 2015-08-17 2020-01-21 Pangolin Laser Systems, Inc. Light detector employing trapezoidal chips and associated methods
US11305354B2 (en) 2015-11-16 2022-04-19 Renishaw Plc Machine control for additive manufacturing process and apparatus
US10500676B2 (en) 2016-02-19 2019-12-10 Faro Technologies, Inc. Voice coil motor operated linear actuator
JP6684631B2 (ja) * 2016-03-31 2020-04-22 シチズン時計株式会社 位置変換器
EP3538295B1 (en) 2016-11-14 2023-05-24 Renishaw PLC Localising sensor data collected during additive manufacturing
GB201718597D0 (en) 2017-11-10 2017-12-27 Renishaw Plc Spatial mapping of sensor data collected during additive manufacturing
WO2020083502A1 (en) 2018-10-26 2020-04-30 KRUSEMARK, Steven Wayne Rotary position detector
DE102018133120A1 (de) * 2018-12-20 2020-06-25 Universität Rostock Vorrichtung und Verfahren zur berührungslosen Rotationsmessung
JP7281638B2 (ja) * 2019-05-16 2023-05-26 船井電機・ホールディングス株式会社 光スキャナユニットおよび光学機器
DE202020000007U1 (de) 2020-01-03 2020-06-19 Pangolin Laser Systems, Inc. Verbesserter Lichtdetektor unter Verwendung trapezförmiger Chips
JP6869393B1 (ja) * 2020-03-12 2021-05-12 シチズン千葉精密株式会社 位置変換器、および検出器の製造方法
CN111458862A (zh) * 2020-05-13 2020-07-28 苏州路之遥科技股份有限公司 一种平面反射式图像显示装置
CN112304252B (zh) * 2020-10-30 2022-03-22 维沃移动通信有限公司 折叠角度确定方法、折叠设备及电子设备
CN112611368B (zh) * 2020-12-01 2022-08-05 西南交通大学 一种大地精密检测仪自动对齐信标装置
RU2767033C1 (ru) * 2021-04-30 2022-03-16 Общество с ограниченной ответственностью "АТЕКО-ТМ" (ООО "АТЕКО-ТМ") Датчик гальванометрического сканатора

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JPS5399970A (en) * 1977-02-14 1978-08-31 Nippon Gakki Seizo Kk Rotating angle detector
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JPH0758176B2 (ja) * 1986-07-24 1995-06-21 株式会社日平トヤマ 角度変位センサ−
US4864295A (en) * 1988-06-30 1989-09-05 Cambridge Technology, Inc. Capacitance sensing system using multiple capacitances to sense rotary motion
US5235180A (en) * 1992-03-05 1993-08-10 General Scanning, Inc. Rotary motor having an angular position transducer and galvanometer scanning system employing such motor
US5671043A (en) * 1995-10-03 1997-09-23 Cambridge Technology, Inc. Optical position detector for determining the angular position of a rotatable element

Also Published As

Publication number Publication date
JP4292495B2 (ja) 2009-07-08
JP2002512364A (ja) 2002-04-23
EP1071929B2 (en) 2011-10-26
WO1999054688A1 (en) 1999-10-28
EP1071929A4 (en) 2002-01-02
IL138890A (en) 2006-04-10
DE69836441T2 (de) 2007-09-27
US5844673A (en) 1998-12-01
DE69836441T3 (de) 2012-03-01
DE69836441D1 (de) 2006-12-28
EP1071929A1 (en) 2001-01-31
CN1297526A (zh) 2001-05-30
EP1071929B1 (en) 2006-11-15
CN1237329C (zh) 2006-01-18
ATE345489T1 (de) 2006-12-15

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