GB2171195B - Photoelectric touch panels - Google Patents

Photoelectric touch panels

Info

Publication number
GB2171195B
GB2171195B GB08602306A GB8602306A GB2171195B GB 2171195 B GB2171195 B GB 2171195B GB 08602306 A GB08602306 A GB 08602306A GB 8602306 A GB8602306 A GB 8602306A GB 2171195 B GB2171195 B GB 2171195B
Authority
GB
United Kingdom
Prior art keywords
touch panels
photoelectric touch
photoelectric
panels
touch
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB08602306A
Other languages
English (en)
Other versions
GB2171195A (en
GB8602306D0 (en
Inventor
Kazuo Hasegawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Alps Alpine Co Ltd
Original Assignee
Alps Electric Co Ltd
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
Application filed by Alps Electric Co Ltd filed Critical Alps Electric Co Ltd
Publication of GB8602306D0 publication Critical patent/GB8602306D0/en
Publication of GB2171195A publication Critical patent/GB2171195A/en
Application granted granted Critical
Publication of GB2171195B publication Critical patent/GB2171195B/en
Expired legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • 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)
  • Electronic Switches (AREA)
GB08602306A 1985-02-15 1986-01-30 Photoelectric touch panels Expired GB2171195B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985020130U JPH0325220Y2 (enExample) 1985-02-15 1985-02-15

Publications (3)

Publication Number Publication Date
GB8602306D0 GB8602306D0 (en) 1986-03-05
GB2171195A GB2171195A (en) 1986-08-20
GB2171195B true GB2171195B (en) 1989-01-25

Family

ID=12018548

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08602306A Expired GB2171195B (en) 1985-02-15 1986-01-30 Photoelectric touch panels

Country Status (5)

Country Link
US (1) US4837430A (enExample)
JP (1) JPH0325220Y2 (enExample)
KR (1) KR890008881Y1 (enExample)
DE (1) DE3604731A1 (enExample)
GB (1) GB2171195B (enExample)

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US5565686A (en) * 1993-09-07 1996-10-15 Laser Score, Inc. Method and apparatus for detecting the presence and location of objects in a field via scanned optical beams
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JP4538933B2 (ja) * 2000-10-06 2010-09-08 三菱電機株式会社 位置検出機能つき液晶表示装置
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US8200051B2 (en) * 2008-03-24 2012-06-12 Nitto Denko Corporation Apparatus using waveguide, optical touch panel, and method of fabricating waveguide
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US9092092B2 (en) 2008-08-07 2015-07-28 Rapt Ip Limited Detecting multitouch events in an optical touch-sensitive device using touch event templates
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
KR101009278B1 (ko) 2008-10-02 2011-01-18 한국과학기술연구원 광 인식 사용자 입력 장치 및 사용자 입력 인식 방법
US9383814B1 (en) 2008-11-12 2016-07-05 David G. Capper Plug and play wireless video game
US10086262B1 (en) 2008-11-12 2018-10-02 David G. Capper Video motion capture for wireless gaming
US9586135B1 (en) 2008-11-12 2017-03-07 David G. Capper Video motion capture for wireless gaming
SE533704C2 (sv) 2008-12-05 2010-12-07 Flatfrog Lab Ab Pekkänslig apparat och förfarande för drivning av densamma
US8928608B2 (en) * 2009-09-30 2015-01-06 Beijing Irtouch Systems Co., Ltd Touch screen, touch system and method for positioning a touch object in touch system
KR101352117B1 (ko) * 2009-10-22 2014-01-14 엘지디스플레이 주식회사 터치 패널을 갖는 표시 장치 및 이의 터치 감지 방법
KR101055607B1 (ko) * 2010-02-18 2011-08-09 한국과학기술연구원 광신호를 이용한 터치인식장치 및 터치인식방법
KR101351421B1 (ko) * 2010-12-16 2014-01-14 엘지디스플레이 주식회사 광학식 터치 입력 장치 및 이의 구동 방법
EP2466428A3 (en) * 2010-12-16 2015-07-29 FlatFrog Laboratories AB Touch apparatus with separated compartments
EP2466429A1 (en) 2010-12-16 2012-06-20 FlatFrog Laboratories AB Scanning ftir systems for touch detection
CN104094203B (zh) 2011-07-22 2017-02-15 拉普特知识产权公司 用于在光学触敏装置中使用的光学耦合器
JP5943699B2 (ja) * 2012-05-11 2016-07-05 スタンレー電気株式会社 光学式タッチパネル
US10168835B2 (en) 2012-05-23 2019-01-01 Flatfrog Laboratories Ab Spatial resolution in touch displays
US9524060B2 (en) 2012-07-13 2016-12-20 Rapt Ip Limited Low power operation of an optical touch-sensitive device for detecting multitouch events
US10019113B2 (en) 2013-04-11 2018-07-10 Flatfrog Laboratories Ab Tomographic processing for touch detection
US9874978B2 (en) 2013-07-12 2018-01-23 Flatfrog Laboratories Ab Partial detect mode
WO2015108480A1 (en) 2014-01-16 2015-07-23 Flatfrog Laboratories Ab Improvements in tir-based optical touch systems of projection-type
US10146376B2 (en) 2014-01-16 2018-12-04 Flatfrog Laboratories Ab Light coupling in TIR-based optical touch systems
WO2015199602A1 (en) 2014-06-27 2015-12-30 Flatfrog Laboratories Ab Detection of surface contamination
US11182023B2 (en) 2015-01-28 2021-11-23 Flatfrog Laboratories Ab Dynamic touch quarantine frames
US10318074B2 (en) 2015-01-30 2019-06-11 Flatfrog Laboratories Ab Touch-sensing OLED display with tilted emitters
EP3256936A4 (en) 2015-02-09 2018-10-17 FlatFrog Laboratories AB Optical touch system comprising means for projecting and detecting light beams above and inside a transmissive panel
WO2016140612A1 (en) 2015-03-02 2016-09-09 Flatfrog Laboratories Ab Optical component for light coupling
JP2018536944A (ja) 2015-12-09 2018-12-13 フラットフロッグ ラボラトリーズ アーベーＦｌａｔＦｒｏｇ Ｌａｂｏｒａｔｏｒｉｅｓ ＡＢ 改善されたスタイラスの識別
CN110100226A (zh) 2016-11-24 2019-08-06 平蛙实验室股份公司 触摸信号的自动优化
EP3535640B1 (en) 2016-12-07 2022-09-07 FlatFrog Laboratories AB An improved touch device
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
CN110663015A (zh) 2017-03-28 2020-01-07 平蛙实验室股份公司 触摸感应装置和用于组装的方法
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
WO2020080992A1 (en) 2018-10-20 2020-04-23 Flatfrog Laboratories Ab Frame for a touch-sensitive device and tool therefor
WO2020153890A1 (en) 2019-01-25 2020-07-30 Flatfrog Laboratories Ab A videoconferencing terminal and method of operating the same
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
US11893189B2 (en) 2020-02-10 2024-02-06 Flatfrog Laboratories Ab Touch-sensing apparatus

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DE2247053C3 (de) * 1972-09-26 1979-08-09 Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch Lichtschrankengitter
SE391820B (sv) * 1974-09-26 1977-02-28 Almex Ab Anordning for automatisk passagerarrekning
JPS5398731A (en) * 1977-02-09 1978-08-29 Canon Inc Input unit
US4205304A (en) * 1977-09-22 1980-05-27 General Electric Company Two dimensional light beam selection system
DE3027769A1 (de) * 1980-07-22 1982-02-25 Videoton Elektronikal Vallalat, Szekesfehervar Optoelektronisches belichtungs- und abfuehlgeraet
US4517559A (en) * 1982-08-12 1985-05-14 Zenith Electronics Corporation Optical gating scheme for display touch control
US4507557A (en) * 1983-04-01 1985-03-26 Siemens Corporate Research & Support, Inc. Non-contact X,Y digitizer using two dynamic ram imagers

Also Published As

Publication number Publication date
GB2171195A (en) 1986-08-20
KR890008881Y1 (en) 1989-12-09
DE3604731A1 (de) 1986-08-21
JPS61138040U (enExample) 1986-08-27
JPH0325220Y2 (enExample) 1991-05-31
GB8602306D0 (en) 1986-03-05
US4837430A (en) 1989-06-06

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Legal Events

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PCNP Patent ceased through non-payment of renewal fee