KR102053346B1 - 터치 이벤트 템플릿을 이용한 광학 터치-감지 장치에서의 다중 터치 이벤트 검출 - Google Patents

터치 이벤트 템플릿을 이용한 광학 터치-감지 장치에서의 다중 터치 이벤트 검출 Download PDF

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KR102053346B1
KR102053346B1 KR1020197014019A KR20197014019A KR102053346B1 KR 102053346 B1 KR102053346 B1 KR 102053346B1 KR 1020197014019 A KR1020197014019 A KR 1020197014019A KR 20197014019 A KR20197014019 A KR 20197014019A KR 102053346 B1 KR102053346 B1 KR 102053346B1
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touch event
beams
touch
emitter
disturbed
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KR20190055275A (ko
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오웬 드럼
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랩트 아이피 리미티드
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Priority claimed from US13/460,704 external-priority patent/US9063615B2/en
Priority claimed from US13/460,703 external-priority patent/US9092092B2/en
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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
    • G06F3/041—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
    • 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
    • G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
    • G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
    • G06F2203/04104—Multi-touch detection in digitiser, i.e. details about the simultaneous detection of a plurality of touching locations, e.g. multiple fingers or pen and finger
    • 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)
  • Switches Operated By Changes In Physical Conditions (AREA)
KR1020197014019A 2012-04-30 2013-04-30 터치 이벤트 템플릿을 이용한 광학 터치-감지 장치에서의 다중 터치 이벤트 검출 Active KR102053346B1 (ko)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US13/460,704 US9063615B2 (en) 2008-08-07 2012-04-30 Detecting multitouch events in an optical touch-sensitive device using line images
US13/460,709 2012-04-30
US13/460,703 US9092092B2 (en) 2008-08-07 2012-04-30 Detecting multitouch events in an optical touch-sensitive device using touch event templates
US13/460,704 2012-04-30
US13/460,709 US8531435B2 (en) 2008-08-07 2012-04-30 Detecting multitouch events in an optical touch-sensitive device by combining beam information
US13/460,703 2012-04-30
PCT/IB2013/001927 WO2014027241A2 (en) 2012-04-30 2013-04-30 Detecting multitouch events in an optical touch-sensitive device using touch event templates

Related Parent Applications (1)

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KR1020187029929A Division KR101980872B1 (ko) 2012-04-30 2013-04-30 터치 이벤트 템플릿을 이용한 광학 터치-감지 장치에서의 다중 터치 이벤트 검출

Publications (2)

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KR20190055275A KR20190055275A (ko) 2019-05-22
KR102053346B1 true KR102053346B1 (ko) 2020-01-08

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KR1020197014019A Active KR102053346B1 (ko) 2012-04-30 2013-04-30 터치 이벤트 템플릿을 이용한 광학 터치-감지 장치에서의 다중 터치 이벤트 검출
KR1020147032009A Active KR101910607B1 (ko) 2012-04-30 2013-04-30 터치 이벤트 템플릿을 이용한 광학 터치-감지 장치에서의 다중 터치 이벤트 검출
KR1020187029929A Active KR101980872B1 (ko) 2012-04-30 2013-04-30 터치 이벤트 템플릿을 이용한 광학 터치-감지 장치에서의 다중 터치 이벤트 검출

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KR1020147032009A Active KR101910607B1 (ko) 2012-04-30 2013-04-30 터치 이벤트 템플릿을 이용한 광학 터치-감지 장치에서의 다중 터치 이벤트 검출
KR1020187029929A Active KR101980872B1 (ko) 2012-04-30 2013-04-30 터치 이벤트 템플릿을 이용한 광학 터치-감지 장치에서의 다중 터치 이벤트 검출

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EP (1) EP2845082B1 (enExample)
JP (1) JP6216776B2 (enExample)
KR (3) KR102053346B1 (enExample)
CN (3) CN107329634B (enExample)
WO (1) WO2014027241A2 (enExample)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10108301B2 (en) 2014-09-02 2018-10-23 Rapt Ip Limited Instrument detection with an optical touch sensitive device, with associating contacts with active instruments
WO2017203355A1 (en) * 2016-05-23 2017-11-30 Rapt Ip Limited Instrument detection with an optical touch sensitive device, with associating contacts with active instruments
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
CN111052058B (zh) 2017-09-01 2023-10-20 平蛙实验室股份公司 改进的光学部件
US11169641B2 (en) * 2018-01-23 2021-11-09 Beechrock Limited Compliant stylus interaction with touch sensitive surface
US11175767B2 (en) * 2018-02-19 2021-11-16 Beechrock Limited Unwanted touch management in touch-sensitive devices
WO2020080992A1 (en) 2018-10-20 2020-04-23 Flatfrog Laboratories Ab Frame for a touch-sensitive device and tool therefor
CN110515482B (zh) * 2019-07-05 2023-08-15 湖州佳格电子科技股份有限公司 基于表面形变的红外触摸屏压力感应方法
CN114730228A (zh) 2019-11-25 2022-07-08 平蛙实验室股份公司 一种触摸感应设备
US12282653B2 (en) 2020-02-08 2025-04-22 Flatfrog Laboratories Ab Touch apparatus with low latency interactions

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US6690363B2 (en) * 2000-06-19 2004-02-10 Next Holdings Limited Touch panel display system
US7262764B2 (en) * 2002-10-31 2007-08-28 Microsoft Corporation Universal computing device for surface applications
US20090135162A1 (en) * 2005-03-10 2009-05-28 Koninklijke Philips Electronics, N.V. System and Method For Detecting the Location, Size and Shape of Multiple Objects That Interact With a Touch Screen Display
CN101517521B (zh) * 2006-09-13 2012-08-15 皇家飞利浦电子股份有限公司 确定对象的取向和/或识别和/或标识对象的系统及对象
KR20100121512A (ko) * 2008-02-11 2010-11-17 넥스트 홀딩즈 리미티드 광학 터치스크린용 멀티 터치 시나리오를 해결하는 시스템 및 방법
TW201005606A (en) * 2008-06-23 2010-02-01 Flatfrog Lab Ab Detecting the locations of a plurality of objects on a touch surface
EP2338104B1 (en) * 2008-08-07 2018-06-06 Rapt IP Limited Method and apparatus for detecting a multitouch event in an optical touch-sensitive device
US8659556B2 (en) * 2008-09-10 2014-02-25 Apple Inc. Advanced receive channel architecture
DE112008003993B4 (de) * 2008-09-26 2019-04-04 Hewlett-Packard Development Company, L.P. Systeme und Verfahren zum Bestimmen von Berührungsstellen unter Verwendung von gestörtem Licht
FI121862B (fi) * 2008-10-24 2011-05-13 Valtion Teknillinen Järjestely kosketusnäyttöä varten ja vastaava valmistusmenetelmä
SE533704C2 (sv) * 2008-12-05 2010-12-07 Flatfrog Lab Ab Pekkänslig apparat och förfarande för drivning av densamma
TWI524238B (zh) * 2009-03-31 2016-03-01 萬國商業機器公司 多觸點光學接觸面板
US20100289755A1 (en) * 2009-05-15 2010-11-18 Honh Kong Applied Science and Technology Research Institute Co., Ltd. Touch-Sensing Liquid Crystal Display
CN102656547A (zh) * 2009-10-19 2012-09-05 平蛙实验室股份公司 确定一个或多个物体在触摸表面上的触摸数据
CN102231093B (zh) * 2011-06-14 2013-07-31 伍斌 一种屏幕定位控制方法及装置

Also Published As

Publication number Publication date
CN111443832A (zh) 2020-07-24
JP6216776B2 (ja) 2017-10-18
KR101910607B1 (ko) 2018-10-23
CN107329634B (zh) 2021-03-16
EP2845082A2 (en) 2015-03-11
KR20180115367A (ko) 2018-10-22
EP2845082B1 (en) 2021-10-06
CN107329634A (zh) 2017-11-07
KR101980872B1 (ko) 2019-05-21
WO2014027241A2 (en) 2014-02-20
JP2015519649A (ja) 2015-07-09
CN104641329B (zh) 2017-09-08
KR20150056749A (ko) 2015-05-27
CN104641329A (zh) 2015-05-20
WO2014027241A3 (en) 2014-09-12
KR20190055275A (ko) 2019-05-22

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