KR100877005B1 - 광 변위 감지기, 데이터 입력 장치의 움직임 감지 방법, 및 광 포지셔닝 장치 - Google Patents

광 변위 감지기, 데이터 입력 장치의 움직임 감지 방법, 및 광 포지셔닝 장치 Download PDF

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Publication number
KR100877005B1
KR100877005B1 KR1020067027002A KR20067027002A KR100877005B1 KR 100877005 B1 KR100877005 B1 KR 100877005B1 KR 1020067027002 A KR1020067027002 A KR 1020067027002A KR 20067027002 A KR20067027002 A KR 20067027002A KR 100877005 B1 KR100877005 B1 KR 100877005B1
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KR
South Korea
Prior art keywords
array
detector
speckle
average speckle
dimension
Prior art date
Application number
KR1020067027002A
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English (en)
Korean (ko)
Other versions
KR20070020084A (ko
Inventor
클린턴 비. 칼리슬
자자 아이. 트리스나디
찰스 비. 록슬로
데이비드 에이. 레호티
Original Assignee
실리콘 라이트 머신즈 코포레이션
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.)
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Priority claimed from US11/128,988 external-priority patent/US7042575B2/en
Application filed by 실리콘 라이트 머신즈 코포레이션 filed Critical 실리콘 라이트 머신즈 코포레이션
Publication of KR20070020084A publication Critical patent/KR20070020084A/ko
Application granted granted Critical
Publication of KR100877005B1 publication Critical patent/KR100877005B1/ko

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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
    • G01D5/34707—Scales; Discs, e.g. fixation, fabrication, compensation
    • G01D5/34715—Scale reading or illumination devices
    • 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
    • G01B11/002—Measuring arrangements characterised by the use of optical techniques for measuring two or more coordinates
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/36—Devices characterised by the use of optical means, e.g. using infrared, visible, or ultraviolet light
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/64—Devices characterised by the determination of the time taken to traverse a fixed distance
    • G01P3/80—Devices characterised by the determination of the time taken to traverse a fixed distance using auto-correlation or cross-correlation detection means
    • G01P3/806—Devices characterised by the determination of the time taken to traverse a fixed distance using auto-correlation or cross-correlation detection means in devices of the type to be classified in G01P3/68
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/0304—Detection arrangements using opto-electronic means
    • G06F3/0317—Detection arrangements using opto-electronic means in co-operation with a patterned surface, e.g. absolute position or relative movement detection for an optical mouse or pen positioned with respect to a coded surface

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Human Computer Interaction (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Position Input By Displaying (AREA)
KR1020067027002A 2004-05-21 2005-05-19 광 변위 감지기, 데이터 입력 장치의 움직임 감지 방법, 및 광 포지셔닝 장치 KR100877005B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US57306204P 2004-05-21 2004-05-21
US60/573,062 2004-05-21
US11/128,988 2005-05-13
US11/128,988 US7042575B2 (en) 2004-05-21 2005-05-13 Speckle sizing and sensor dimensions in optical positioning device

Publications (2)

Publication Number Publication Date
KR20070020084A KR20070020084A (ko) 2007-02-16
KR100877005B1 true KR100877005B1 (ko) 2009-01-09

Family

ID=35428985

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020067027002A KR100877005B1 (ko) 2004-05-21 2005-05-19 광 변위 감지기, 데이터 입력 장치의 움직임 감지 방법, 및 광 포지셔닝 장치

Country Status (5)

Country Link
EP (1) EP1756512A2 (zh)
JP (1) JP2008500557A (zh)
KR (1) KR100877005B1 (zh)
TW (1) TWI263032B (zh)
WO (1) WO2005114097A2 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5534162B2 (ja) * 2009-12-08 2014-06-25 株式会社リコー 検出装置及び画像形成装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5422848A (en) * 1977-07-22 1979-02-21 Nippon Chemical Ind Space frequency component extraction device for optical images
JPS59137505U (ja) * 1983-03-04 1984-09-13 横河電機株式会社 パタ−ン検出装置
DE3930632A1 (de) * 1989-09-13 1991-03-14 Steinbichler Hans Verfahren zur direkten phasenmessung von strahlung, insbesondere lichtstrahlung, und vorrichtung zur durchfuehrung dieses verfahrens
US5907152A (en) * 1992-10-05 1999-05-25 Logitech, Inc. Pointing device utilizing a photodetector array
JP3368961B2 (ja) * 1993-12-27 2003-01-20 株式会社小野測器 変位計
US6642506B1 (en) * 2000-06-01 2003-11-04 Mitutoyo Corporation Speckle-image-based optical position transducer having improved mounting and directional sensitivities

Also Published As

Publication number Publication date
EP1756512A2 (en) 2007-02-28
WO2005114097A3 (en) 2006-04-06
TW200607985A (en) 2006-03-01
WO2005114097A2 (en) 2005-12-01
KR20070020084A (ko) 2007-02-16
TWI263032B (en) 2006-10-01
JP2008500557A (ja) 2008-01-10

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