GB9201824D0 - Improvements in or relating to touch screen systems - Google Patents

Improvements in or relating to touch screen systems

Info

Publication number
GB9201824D0
GB9201824D0 GB9201824A GB9201824A GB9201824D0 GB 9201824 D0 GB9201824 D0 GB 9201824D0 GB 9201824 A GB9201824 A GB 9201824A GB 9201824 A GB9201824 A GB 9201824A GB 9201824 D0 GB9201824 D0 GB 9201824D0
Authority
GB
Grant status
Grant
Patent type
Prior art keywords
relating
improvements
touch screen
screen systems
systems
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Withdrawn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
GB9201824A
Other versions
GB2263765A (en )
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.)
OLIVER PAUL P
Original Assignee
OLIVER PAUL P
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
Grant date

Links

Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input 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
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/042Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means
    • G06F3/0421Digitisers, 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
GB9201824A 1992-01-25 1992-01-25 Improvements in or relating to touch screen systems Withdrawn GB9201824D0 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9201824A GB9201824D0 (en) 1992-01-25 1992-01-25 Improvements in or relating to touch screen systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9201824A GB9201824D0 (en) 1992-01-25 1992-01-25 Improvements in or relating to touch screen systems

Publications (2)

Publication Number Publication Date
GB9201824D0 true GB9201824D0 (en) 1992-03-18
GB2263765A true GB2263765A (en) 1993-08-04

Family

ID=10709413

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9201824A Withdrawn GB9201824D0 (en) 1992-01-25 1992-01-25 Improvements in or relating to touch screen systems

Country Status (1)

Country Link
GB (1) GB9201824D0 (en)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10007891C2 (en) 2000-02-21 2002-11-21 Siemens Ag Method and arrangement for interaction with a visual representation in a display window
US6864882B2 (en) * 2000-05-24 2005-03-08 Next Holdings Limited Protected touch panel display system
US6690363B2 (en) 2000-06-19 2004-02-10 Next Holdings Limited Touch panel display system
US6803906B1 (en) 2000-07-05 2004-10-12 Smart Technologies, Inc. Passive touch system and method of detecting user input
JP2004127073A (en) 2002-10-04 2004-04-22 Smk Corp Instruction input device
US6954197B2 (en) 2002-11-15 2005-10-11 Smart Technologies Inc. Size/scale and orientation determination of a pointer in a camera-based touch system
US8456447B2 (en) 2003-02-14 2013-06-04 Next Holdings Limited Touch screen signal processing
US7629967B2 (en) 2003-02-14 2009-12-08 Next Holdings Limited Touch screen signal processing
US8508508B2 (en) 2003-02-14 2013-08-13 Next Holdings Limited Touch screen signal processing with single-point calibration
US7532206B2 (en) 2003-03-11 2009-05-12 Smart Technologies Ulc System and method for differentiating between pointers used to contact touch surface
US7133032B2 (en) * 2003-04-24 2006-11-07 Eastman Kodak Company OLED display and touch screen
US7411575B2 (en) 2003-09-16 2008-08-12 Smart Technologies Ulc Gesture recognition method and touch system incorporating the same
US7274356B2 (en) 2003-10-09 2007-09-25 Smart Technologies Inc. Apparatus for determining the location of a pointer within a region of interest
US7355593B2 (en) 2004-01-02 2008-04-08 Smart Technologies, Inc. Pointer tracking across multiple overlapping coordinate input sub-regions defining a generally contiguous input region
US7460110B2 (en) 2004-04-29 2008-12-02 Smart Technologies Ulc Dual mode touch system
US7538759B2 (en) 2004-05-07 2009-05-26 Next Holdings Limited Touch panel display system with illumination and detection provided from a single edge
US8120596B2 (en) 2004-05-21 2012-02-21 Smart Technologies Ulc Tiled touch system
KR20070103478A (en) * 2005-02-07 2007-10-23 알피오 피티와이 리미티드 Waveguide design incorporating reflective optics
KR20090007776A (en) 2006-05-01 2009-01-20 알피오 피티와이 리미티드 Waveguide materials for optical touch screens
US9442607B2 (en) 2006-12-04 2016-09-13 Smart Technologies Inc. Interactive input system and method
EP2135155B1 (en) 2007-04-11 2013-09-18 Next Holdings, Inc. Touch screen system with hover and click input methods
US8094137B2 (en) 2007-07-23 2012-01-10 Smart Technologies Ulc System and method of detecting contact on a display
WO2009029767A1 (en) 2007-08-30 2009-03-05 Next Holdings, Inc. Optical touchscreen with improved illumination
WO2009029764A1 (en) 2007-08-30 2009-03-05 Next Holdings, Inc. Low profile touch panel systems
US8405636B2 (en) 2008-01-07 2013-03-26 Next Holdings Limited Optical position sensing system and optical position sensor assembly
US8902193B2 (en) 2008-05-09 2014-12-02 Smart Technologies Ulc Interactive input system and bezel therefor
US8339378B2 (en) 2008-11-05 2012-12-25 Smart Technologies Ulc Interactive input system with multi-angle reflector

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3025318C2 (en) * 1980-07-04 1982-05-19 Hewlett-Packard France S.A., Eybens, Fr
KR900004015B1 (en) * 1985-07-29 1990-06-09 가다오까 가쓰다루오 Coordinating input device
US4880969A (en) * 1986-04-30 1989-11-14 Litton Systems, Inc. Optical touch panel with heat sink

Also Published As

Publication number Publication date Type
GB2263765A (en) 1993-08-04 application

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)