EP2047308A4 - Mehrfachberührungsdisplay durch verhinderte interne gesamtreflexion - Google Patents

Mehrfachberührungsdisplay durch verhinderte interne gesamtreflexion

Info

Publication number
EP2047308A4
EP2047308A4 EP07813780A EP07813780A EP2047308A4 EP 2047308 A4 EP2047308 A4 EP 2047308A4 EP 07813780 A EP07813780 A EP 07813780A EP 07813780 A EP07813780 A EP 07813780A EP 2047308 A4 EP2047308 A4 EP 2047308A4
Authority
EP
European Patent Office
Prior art keywords
touch sensing
internal reflection
total internal
sensing display
frustrated total
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.)
Withdrawn
Application number
EP07813780A
Other languages
English (en)
French (fr)
Other versions
EP2047308A2 (de
Inventor
Jefferson Y Han
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.)
Perceptive Pixel Inc
Original Assignee
Perceptive Pixel 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
Application filed by Perceptive Pixel Inc filed Critical Perceptive Pixel Inc
Publication of EP2047308A2 publication Critical patent/EP2047308A2/de
Publication of EP2047308A4 publication Critical patent/EP2047308A4/de
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • G06F3/041—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
    • G06F3/0425—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means using a single imaging device like a video camera for tracking the absolute position of a single or a plurality of objects with respect to an imaged reference surface, e.g. video camera imaging a display or a projection screen, a table or a wall surface, on which a computer generated image is displayed or projected
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
    • G02B6/122—Basic optical elements, e.g. light-guiding paths
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • 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
    • 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
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/0412—Digitisers structurally integrated in a display
    • 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
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/0416—Control or interface arrangements specially adapted for digitisers
    • G06F3/04166—Details of scanning methods, e.g. sampling time, grouping of sub areas or time sharing with display driving
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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; CALCULATING OR 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Optics & Photonics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Position Input By Displaying (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
EP07813780A 2006-08-03 2007-08-03 Mehrfachberührungsdisplay durch verhinderte interne gesamtreflexion Withdrawn EP2047308A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US82132506P 2006-08-03 2006-08-03
PCT/US2007/075221 WO2008017077A2 (en) 2006-08-03 2007-08-03 Multi-touch sensing display through frustrated total internal reflection

Publications (2)

Publication Number Publication Date
EP2047308A2 EP2047308A2 (de) 2009-04-15
EP2047308A4 true EP2047308A4 (de) 2010-11-24

Family

ID=38997904

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07813780A Withdrawn EP2047308A4 (de) 2006-08-03 2007-08-03 Mehrfachberührungsdisplay durch verhinderte interne gesamtreflexion

Country Status (4)

Country Link
EP (1) EP2047308A4 (de)
JP (1) JP2009545828A (de)
KR (1) KR20090060283A (de)
WO (1) WO2008017077A2 (de)

Families Citing this family (81)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8441467B2 (en) 2006-08-03 2013-05-14 Perceptive Pixel Inc. Multi-touch sensing display through frustrated total internal reflection
US8144271B2 (en) 2006-08-03 2012-03-27 Perceptive Pixel Inc. Multi-touch sensing through frustrated total internal reflection
WO2008045464A2 (en) 2006-10-10 2008-04-17 Wms Gaming Inc. Multi-player, multi-touch table for use in wagering game systems
WO2009018317A2 (en) 2007-07-30 2009-02-05 Perceptive Pixel, Inc. Liquid multi-touch sensor and display device
US8716614B2 (en) 2007-10-10 2014-05-06 Flatfrog Laboratories Ab Touch pad and a method of operating the touch pad
AR064377A1 (es) 2007-12-17 2009-04-01 Rovere Victor Manuel Suarez Dispositivo para sensar multiples areas de contacto contra objetos en forma simultanea
US20090219253A1 (en) * 2008-02-29 2009-09-03 Microsoft Corporation Interactive Surface Computer with Switchable Diffuser
US8042949B2 (en) 2008-05-02 2011-10-25 Microsoft Corporation Projection of images onto tangible user interfaces
WO2009155501A2 (en) * 2008-06-19 2009-12-23 Massachusetts Institute Of Technology Tactile sensor using elastomeric imaging
US8241912B2 (en) 2008-06-26 2012-08-14 Wms Gaming Inc. Gaming machine having multi-touch sensing device
US8842076B2 (en) * 2008-07-07 2014-09-23 Rockstar Consortium Us Lp Multi-touch touchscreen incorporating pen tracking
US9268413B2 (en) * 2008-07-07 2016-02-23 Rpx Clearinghouse Llc Multi-touch touchscreen incorporating pen tracking
ITMI20081536A1 (it) * 2008-08-26 2010-02-27 Fond Bruno Kessler Sensore di tocco singolo e/o multiplo
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
EP2194447A1 (de) 2008-12-08 2010-06-09 IBBT vzw Elektronisches Streichsystem und Gerät zur Eingabe in diesem System
CN102308267A (zh) 2009-05-28 2012-01-04 夏普株式会社 触摸面板、液晶面板、液晶显示装置以及触摸面板一体型的液晶显示装置
WO2010141453A2 (en) 2009-06-01 2010-12-09 Han Jefferson Y Touch sensing
US8624853B2 (en) 2009-06-01 2014-01-07 Perceptive Pixel Inc. Structure-augmented touch sensing with frustated total internal reflection
US8736581B2 (en) 2009-06-01 2014-05-27 Perceptive Pixel Inc. Touch sensing with frustrated total internal reflection
US8947400B2 (en) 2009-06-11 2015-02-03 Nokia Corporation Apparatus, methods and computer readable storage mediums for providing a user interface
WO2011013994A2 (ko) * 2009-07-27 2011-02-03 Hwang Jay-Yeob 가상기타의 바레 처리 방법
GB2473239B (en) * 2009-09-04 2014-07-09 Cambridge Display Tech Ltd Touch screen display device
JP5783045B2 (ja) * 2009-09-15 2015-09-24 日本電気株式会社 入力装置および入力システム
KR100978437B1 (ko) * 2009-10-30 2010-08-26 이익승 멀티터치 제어시스템 및 제어방법
EP2336861A3 (de) * 2009-11-13 2011-10-12 Samsung Electronics Co., Ltd. Vorrichtung zum Abtasten von Mehrfachberührungs- und benachbarten Objekten mit einem Abtastarray
US8384694B2 (en) * 2009-11-17 2013-02-26 Microsoft Corporation Infrared vision with liquid crystal display device
KR100977558B1 (ko) * 2009-12-22 2010-08-23 전자부품연구원 적외선 스크린 방식의 공간 터치 장치
KR101607508B1 (ko) 2010-01-08 2016-03-31 삼성디스플레이 주식회사 터치 모듈, 이를 갖는 표시 장치 및 터치 모듈의 터치 위치 검출 방법
EP2348390A1 (de) * 2010-01-20 2011-07-27 Evoluce Ag Eingabevorrichtung mit einer Kamera
KR101044145B1 (ko) * 2010-02-10 2011-06-24 삼성전기주식회사 광학 포인팅 장치
KR101065408B1 (ko) * 2010-03-17 2011-09-16 삼성모바일디스플레이주식회사 터치 표시 장치
KR101117644B1 (ko) * 2010-03-17 2012-03-05 삼성모바일디스플레이주식회사 유기 발광 표시 장치 및 이를 포함하는 터치 표시 장치
FR2958426B1 (fr) * 2010-04-02 2012-10-26 Alain Jutant Ecran interactif multi-points et multi-utilisateurs.
WO2011124648A1 (en) * 2010-04-07 2011-10-13 Opdi Technologies A/S Touch-sensitive device and method for detection of touch
US8384690B2 (en) * 2010-05-14 2013-02-26 International Business Machines Corp. Interface device with integrated solar cell(S) for power collection
US9535537B2 (en) 2010-11-18 2017-01-03 Microsoft Technology Licensing, Llc Hover detection in an interactive display device
US20130293518A1 (en) * 2011-01-13 2013-11-07 Masaki Otsuki Picture display apparatus, picture display system, and screen
KR101148027B1 (ko) * 2011-01-25 2012-05-24 연세대학교 산학협력단 멀티터치 센싱장치와 시스템 및 이를 위한 멀티터치 센싱방법
KR101942114B1 (ko) 2011-02-02 2019-01-24 플라트프로그 라보라토리즈 에이비 접촉 감지 시스템용 광학식 인커플링
KR20120102895A (ko) 2011-03-09 2012-09-19 삼성전자주식회사 광센싱 어셈블리 및 이를 갖는 양방향 대화형 표시장치
US20120268427A1 (en) * 2011-04-19 2012-10-25 Perceptive Pixel Inc. Optical Filtered Sensor-In-Pixel Technology for Touch Sensing
US8959459B2 (en) 2011-06-15 2015-02-17 Wms Gaming Inc. Gesture sensing enhancement system for a wagering game
US9389732B2 (en) 2011-09-09 2016-07-12 Flatfrog Laboratories Ab Light coupling structures for optical touch panels
TWI543045B (zh) 2012-04-10 2016-07-21 揚明光學股份有限公司 觸控裝置和觸控投影系統
US20130322709A1 (en) * 2012-05-02 2013-12-05 University Of Manitoba User identity detection on interactive surfaces
US9086732B2 (en) 2012-05-03 2015-07-21 Wms Gaming Inc. Gesture fusion
US10168835B2 (en) 2012-05-23 2019-01-01 Flatfrog Laboratories Ab Spatial resolution in touch displays
US9733738B2 (en) * 2012-11-29 2017-08-15 Renault S.A.S. System and method for communication reproducing an interactivity of physical type
US20140152914A1 (en) * 2012-11-30 2014-06-05 Corning Incorporated Low-Fe Glass for IR Touch Screen Applications
CN105189386A (zh) * 2013-03-20 2015-12-23 旭硝子欧洲玻璃公司 具有高红外线辐射透射率的玻璃片
ES2620381T3 (es) * 2013-03-20 2017-06-28 Agc Glass Europe Hojas de cristal de alta transmisión a las radiaciones infrarrojas
US10019113B2 (en) 2013-04-11 2018-07-10 Flatfrog Laboratories Ab Tomographic processing for touch detection
CN108706866A (zh) * 2013-05-07 2018-10-26 旭硝子欧洲玻璃公司 具有高红外线辐射透射率的玻璃板
US9874978B2 (en) 2013-07-12 2018-01-23 Flatfrog Laboratories Ab Partial detect mode
US20160159681A1 (en) * 2013-07-24 2016-06-09 Agc Glass Europe High infrared transmission glass sheet
WO2015108480A1 (en) 2014-01-16 2015-07-23 Flatfrog Laboratories Ab Improvements in tir-based optical touch systems of projection-type
WO2015108479A1 (en) 2014-01-16 2015-07-23 Flatfrog Laboratories Ab Light coupling in tir-based optical touch systems
EP3161594A4 (de) 2014-06-27 2018-01-17 FlatFrog Laboratories AB Nachweis von oberflächenverschmutzung
JP6321474B2 (ja) * 2014-07-04 2018-05-09 京セラ株式会社 センサ、センサ装置および光学式操作装置
FR3025052B1 (fr) * 2014-08-19 2017-12-15 Isorg Dispositif de detection d'un rayonnement electromagnetique en materiaux organiques
JP2016045772A (ja) * 2014-08-25 2016-04-04 日東電工株式会社 位置センサ
EP3250993B1 (de) 2015-01-28 2019-09-04 FlatFrog Laboratories AB Dynamische berührungsquarantänerahmen
US10318074B2 (en) 2015-01-30 2019-06-11 Flatfrog Laboratories Ab Touch-sensing OLED display with tilted emitters
EP3537269A1 (de) 2015-02-09 2019-09-11 FlatFrog Laboratories AB Optisches berührungssystem
EP3265855A4 (de) 2015-03-02 2018-10-31 FlatFrog Laboratories AB Optische komponente zur lichtkopplung
US10726241B2 (en) 2015-04-06 2020-07-28 Identification International, Inc. Systems and methods for capturing images using a pressure sensitive membrane
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
US10740902B2 (en) 2016-10-14 2020-08-11 Identification International, Inc. System and method for identifying features of a friction ridge signature based on information representing a topography of friction ridges
WO2018096430A1 (en) 2016-11-24 2018-05-31 Flatfrog Laboratories Ab Automatic optimisation of touch signal
WO2018106176A1 (en) 2016-12-07 2018-06-14 Flatfrog Laboratories Ab An improved touch device
EP3458946B1 (de) 2017-02-06 2020-10-21 FlatFrog Laboratories AB Optische kopplung bei berührungsempfindlichen systemen
WO2018174788A1 (en) 2017-03-22 2018-09-27 Flatfrog Laboratories Object characterisation for touch displays
EP3602259A4 (de) 2017-03-28 2021-01-20 FlatFrog Laboratories AB Berührungssensor und verfahren zur montage
US11256371B2 (en) 2017-09-01 2022-02-22 Flatfrog Laboratories Ab Optical component
US11567610B2 (en) 2018-03-05 2023-01-31 Flatfrog Laboratories Ab Detection line broadening
CN114840104A (zh) * 2018-08-21 2022-08-02 贝奇克有限公司 用于光学触摸检测装置的阻挡层和触觉表面特征
WO2020153890A1 (en) 2019-01-25 2020-07-30 Flatfrog Laboratories Ab A videoconferencing terminal and method of operating the same
WO2020205766A1 (en) 2019-03-29 2020-10-08 Identification International, Inc. Systems and methods for generating three-dimensional images of an object based on frustrated total internal reflection
CN115039063A (zh) 2020-02-10 2022-09-09 平蛙实验室股份公司 改进的触摸感测设备
GB2602336A (en) * 2020-12-23 2022-06-29 Uniphy Ltd Optical touch screen

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4484179A (en) * 1980-04-16 1984-11-20 At&T Bell Laboratories Touch position sensitive surface
US5942761A (en) * 1995-06-07 1999-08-24 Tuli; Raja Singh Enhancement methods and devices for reading a fingerprint image
US20030210537A1 (en) * 2002-05-07 2003-11-13 Harry Engelmann Arrangement for illuminating a switch surface for a touch sensor switch
US20040071417A1 (en) * 2002-10-09 2004-04-15 Veligdan James T. Display panel having dual directional diffusion
US20050174646A1 (en) * 2000-08-01 2005-08-11 James Cowan Directional diffuser
US20060227120A1 (en) * 2005-03-28 2006-10-12 Adam Eikman Photonic touch screen apparatus and method of use

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4484179A (en) * 1980-04-16 1984-11-20 At&T Bell Laboratories Touch position sensitive surface
US4484179B1 (de) * 1980-04-16 1989-03-28
US5942761A (en) * 1995-06-07 1999-08-24 Tuli; Raja Singh Enhancement methods and devices for reading a fingerprint image
US20050174646A1 (en) * 2000-08-01 2005-08-11 James Cowan Directional diffuser
US20030210537A1 (en) * 2002-05-07 2003-11-13 Harry Engelmann Arrangement for illuminating a switch surface for a touch sensor switch
US20040071417A1 (en) * 2002-10-09 2004-04-15 Veligdan James T. Display panel having dual directional diffusion
US20060227120A1 (en) * 2005-03-28 2006-10-12 Adam Eikman Photonic touch screen apparatus and method of use

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
ANDREAS M. KUNZ AND CHRISTIAN P. SPAGNO: "Technical system for collaborative work.", vol. 23, 2002 - 1 September 2010 (2010-09-01), The Eurographics Association 2002., pages 73 - 80, XP002598827, Retrieved from the Internet <URL:http://delivery.acm.org/10.1145/510000/509722/p73-kunz.pdf?key1=509722&key2=0615423821&coll=GUIDE&dl=GUIDE&CFID=99966734&CFTOKEN=88553563> [retrieved on 20100901] *
JEFFERSON Y. HAN: "Low-Cost Multi-Touch Sensing through Frustrated Total Internal Reflection", 27 October 2005 (2005-10-27) - 1 September 2010 (2010-09-01), pages 115 - 118, XP002598826, Retrieved from the Internet <URL:http://delivery.acm.org/10.1145/1100000/1095054/p115-han.pdf?key1=1095054&key2=0998613821&coll=GUIDE&dl=GUIDE&CFID=99856286&CFTOKEN=30876719> [retrieved on 20100901] *
MARKUS GROSS: "blue-c: a spatially immersive display and 3D video portal for telepresence", 2003 - 1 September 2010 (2010-09-01), pages 819 - 827, XP002598828, Retrieved from the Internet <URL:http://portal.acm.org/citation.cfm?id=1201775.882350> [retrieved on 20100901] *

Also Published As

Publication number Publication date
KR20090060283A (ko) 2009-06-11
JP2009545828A (ja) 2009-12-24
WO2008017077A4 (en) 2009-02-19
WO2008017077A2 (en) 2008-02-07
WO2008017077A3 (en) 2008-12-18
EP2047308A2 (de) 2009-04-15

Similar Documents

Publication Publication Date Title
EP2047308A4 (de) Mehrfachberührungsdisplay durch verhinderte interne gesamtreflexion
EP2188701A4 (de) Mehrfachberührungserfassung durch frustrierte innere totalreflexion
ZA200908507B (en) Touchscreen based on frustrated total internal reflection
EP2332028A4 (de) Mehrfachberührungs-eingabesystem mit verhinderter interner gesamtreflexion
BRPI0719675A2 (pt) Comprimido com bicamada de estrogênio/serm e estrogênio/progestina
EP1982253A4 (de) Berührungserkennung
EP2038735A4 (de) Textkopieren auf einem berührungsempfindlichen display
GB2455268B (en) Backside reflection optical display
HK1148839A1 (en) Touchpad combined with a display and having proximity and touch sensing capabilities
GB2437827B (en) Touch screen element
NL2001672A1 (nl) Touch-sensitive display.
EP2122474A4 (de) Zustellung mit optimierter unterbrechung in einer virtualisierten umgebung
GB0709905D0 (en) Touch sensitive user interface
EP2073909A4 (de) Mehrere sensorbildschirmsensoren auf einer monolithischen struktur
EP2013710A4 (de) Vielzwecksoftware-paralleltask-engine
EP2270554A4 (de) Reflexionsarmes glas und schutzplatte für eine anzeige
EP2094218A4 (de) Messeinrichtung
EP2077439A4 (de) Strömungsmesser und programm dafür
EP2954497A4 (de) Einrichtung zur bestimmung eines kraftstoffverbrauchsverhaltens
EP2044502A4 (de) Resistives touchpad mit anpassbarer form
GB0619243D0 (en) Activation sensing
GB0616993D0 (en) A display device
GB0620872D0 (en) Computer interface device
GB0608605D0 (en) Touch screen
EP2071316A4 (de) Messeinrichtung

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20090129

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL BA HR MK RS

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20101021

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20110520