KR102254580B1 - 광학-기반 액티브 스타일러스 입력 인식을 위한 시스템 및 방법 - Google Patents

광학-기반 액티브 스타일러스 입력 인식을 위한 시스템 및 방법 Download PDF

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KR102254580B1
KR102254580B1 KR1020167024517A KR20167024517A KR102254580B1 KR 102254580 B1 KR102254580 B1 KR 102254580B1 KR 1020167024517 A KR1020167024517 A KR 1020167024517A KR 20167024517 A KR20167024517 A KR 20167024517A KR 102254580 B1 KR102254580 B1 KR 102254580B1
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South Korea
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electromagnetic wave
wave signal
light source
planar layer
active light
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Korean (ko)
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KR20160130387A (ko
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시쿠안 쿠이
예브게니 페트로비치 고우세브
러셀 웨인 그루흘케
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퀄컴 인코포레이티드
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
    • G06F3/0354—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of two-dimensional [2D] relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
    • G06F3/03542—Light pens for emitting or receiving light
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/042—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means
    • G06F3/0421—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means by interrupting or reflecting a light beam, e.g. optical touch-screen
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
    • G06F3/0354—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of two-dimensional [2D] relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
    • G06F3/03545—Pens or stylus
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/042—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
    • G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
    • G06F2203/04101—2.5D-digitiser, i.e. digitiser detecting the X/Y position of the input means, finger or stylus, also when it does not touch, but is proximate to the digitiser's interaction surface and also measures the distance of the input means within a short range in the Z direction, possibly with a separate measurement setup
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
    • G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
    • G06F2203/04109—FTIR in optical digitiser, i.e. touch detection by frustrating the total internal reflection within an optical waveguide due to changes of optical properties or deformation at the touch location

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Position Input By Displaying (AREA)
  • Length Measuring Devices By Optical Means (AREA)
KR1020167024517A 2014-03-11 2015-03-02 광학-기반 액티브 스타일러스 입력 인식을 위한 시스템 및 방법 Active KR102254580B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14/204,989 2014-03-11
US14/204,989 US9298284B2 (en) 2014-03-11 2014-03-11 System and method for optically-based active stylus input recognition
PCT/US2015/018253 WO2015138173A1 (en) 2014-03-11 2015-03-02 System and method for optically-based active stylus input recognition

Publications (2)

Publication Number Publication Date
KR20160130387A KR20160130387A (ko) 2016-11-11
KR102254580B1 true KR102254580B1 (ko) 2021-05-20

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KR1020167024517A Active KR102254580B1 (ko) 2014-03-11 2015-03-02 광학-기반 액티브 스타일러스 입력 인식을 위한 시스템 및 방법

Country Status (7)

Country Link
US (1) US9298284B2 (https=)
EP (1) EP3117294B1 (https=)
JP (1) JP6511469B2 (https=)
KR (1) KR102254580B1 (https=)
CN (1) CN106062687B (https=)
BR (1) BR112016020906A8 (https=)
WO (1) WO2015138173A1 (https=)

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EP3387516B1 (en) 2015-12-09 2022-04-20 FlatFrog Laboratories AB Improved stylus identification
KR102629629B1 (ko) 2016-12-07 2024-01-29 플라트프로그 라보라토리즈 에이비 개선된 터치 장치
CN110300950B (zh) 2017-02-06 2023-06-16 平蛙实验室股份公司 触摸感测系统中的光学耦合
WO2018174786A1 (en) 2017-03-22 2018-09-27 Flatfrog Laboratories Pen differentiation for touch displays
WO2018182476A1 (en) 2017-03-28 2018-10-04 Flatfrog Laboratories Ab Touch sensing apparatus and method for assembly
CN111052058B (zh) 2017-09-01 2023-10-20 平蛙实验室股份公司 改进的光学部件
US11567610B2 (en) 2018-03-05 2023-01-31 Flatfrog Laboratories Ab Detection line broadening
JP2019159865A (ja) * 2018-03-14 2019-09-19 富士通株式会社 制御プログラム、制御方法、及び情報処理装置
JP7308188B2 (ja) * 2018-05-14 2023-07-13 株式会社ワコム 学習支援システム
CN112889016A (zh) 2018-10-20 2021-06-01 平蛙实验室股份公司 用于触摸敏感装置的框架及其工具
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CN115039063B (zh) 2020-02-10 2026-02-13 平蛙实验室股份公司 改进的触摸感测设备
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Publication number Publication date
JP6511469B2 (ja) 2019-05-15
US9298284B2 (en) 2016-03-29
US20150261323A1 (en) 2015-09-17
JP2017508217A (ja) 2017-03-23
WO2015138173A1 (en) 2015-09-17
CN106062687B (zh) 2018-12-18
BR112016020906A8 (pt) 2021-06-15
EP3117294B1 (en) 2018-07-25
BR112016020906A2 (pt) 2017-08-15
CN106062687A (zh) 2016-10-26
KR20160130387A (ko) 2016-11-11
EP3117294A1 (en) 2017-01-18

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