EP2126673A4 - Position determination in optical interface systems - Google Patents

Position determination in optical interface systems

Info

Publication number
EP2126673A4
EP2126673A4 EP20070858984 EP07858984A EP2126673A4 EP 2126673 A4 EP2126673 A4 EP 2126673A4 EP 20070858984 EP20070858984 EP 20070858984 EP 07858984 A EP07858984 A EP 07858984A EP 2126673 A4 EP2126673 A4 EP 2126673A4
Authority
EP
Grant status
Application
Patent type
Prior art keywords
position determination
optical interface
interface systems
systems
optical
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.)
Pending
Application number
EP20070858984
Other languages
German (de)
French (fr)
Other versions
EP2126673A2 (en )
Inventor
Daniel D Young
Jens Wagenblast Stubbe Ostergaard
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.)
FlatFrog Labs AB
Original Assignee
FlatFrog Labs AB
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

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
    • G06F3/0423Digitisers, 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 using sweeping light beams, e.g. using rotating or vibrating mirror
    • 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
    • G06F3/0416Control and interface arrangements for touch screen
    • G06F3/0418Control and interface arrangements for touch screen for error correction or compensation, e.g. parallax, calibration, alignment
    • 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
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F2203/00Indexing scheme relating to G06F3/00 - G06F3/048
    • G06F2203/041Indexing scheme relating to G06F3/041 -G06F3/045
    • G06F2203/04109FTIR 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
EP20070858984 2006-12-08 2007-12-07 Position determination in optical interface systems Pending EP2126673A4 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US87359406 true 2006-12-08 2006-12-08
PCT/IB2007/003815 WO2008068607A3 (en) 2006-12-08 2007-12-07 Position determination in optical interface systems

Publications (2)

Publication Number Publication Date
EP2126673A2 true EP2126673A2 (en) 2009-12-02
EP2126673A4 true true EP2126673A4 (en) 2015-03-04

Family

ID=39492682

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20070858984 Pending EP2126673A4 (en) 2006-12-08 2007-12-07 Position determination in optical interface systems

Country Status (2)

Country Link
EP (1) EP2126673A4 (en)
WO (1) WO2008068607A3 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8941631B2 (en) 2007-11-16 2015-01-27 Qualcomm Mems Technologies, Inc. Simultaneous light collection and illumination on an active display
US8716614B2 (en) 2007-10-10 2014-05-06 Flatfrog Laboratories Ab Touch pad and a method of operating the touch pad
US8542217B2 (en) 2008-06-23 2013-09-24 Flatfrog Laboratories Ab Optical touch detection using input and output beam scanners
GB2486165A (en) 2010-11-30 2012-06-13 St Microelectronics Res & Dev Oven using a Single Photon Avalanche Diode (SPAD) array
GB2485994A (en) 2010-11-30 2012-06-06 St Microelectronics Res & Dev Navigation device using a Single Photon Avalanche Diode (SPAD) detector
GB201020282D0 (en) * 2010-11-30 2011-01-12 Dev Ltd An improved input device and associated method
GB2494663A (en) 2011-09-14 2013-03-20 St Microelectronics Res & Dev A system and corresponding method for monitoring vibration isolators
JP2015505093A (en) * 2011-12-16 2015-02-16 フラットフロッグ ラボラトリーズ アーベーFlatFrog Laboratories AB Tracking of an object on the contact surface
US9726803B2 (en) 2012-05-24 2017-08-08 Qualcomm Incorporated Full range gesture system
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
US9223441B1 (en) * 2014-08-07 2015-12-29 Microsoft Technology Licensing, Llc Detection surface for a computing device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5961959A (en) * 1996-04-27 1999-10-05 Beiersdorf Ag Cosmetic and dermatological light protection formulations having a content of triazine derivatives and monoesters and diesters of branched alkanecarboxylic acids and diglycerol or triglycerol
US20030092448A1 (en) * 2001-08-16 2003-05-15 Forstrom Howard Scott System for determining position of an emitter
WO2005026938A2 (en) * 2003-09-12 2005-03-24 O-Pen Aps A system and method of determining a position of a radiation scattering/reflecting element

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1777859B (en) * 2003-03-12 2010-04-28 平蛙实验室股份公 System and method for determining ray emmitting unit
EP2005282B1 (en) * 2006-03-30 2013-01-30 FlatFrog Laboratories AB A system and a method of determining a position of a scattering/reflecting element on the surface of a radiation transmissive element

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5961959A (en) * 1996-04-27 1999-10-05 Beiersdorf Ag Cosmetic and dermatological light protection formulations having a content of triazine derivatives and monoesters and diesters of branched alkanecarboxylic acids and diglycerol or triglycerol
US20030092448A1 (en) * 2001-08-16 2003-05-15 Forstrom Howard Scott System for determining position of an emitter
WO2005026938A2 (en) * 2003-09-12 2005-03-24 O-Pen Aps A system and method of determining a position of a radiation scattering/reflecting element

Also Published As

Publication number Publication date Type
EP2126673A2 (en) 2009-12-02 application
WO2008068607A2 (en) 2008-06-12 application
WO2008068607A3 (en) 2008-08-07 application

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Legal Events

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Effective date: 20090624

DAX Request for extension of the european patent (to any country) deleted
RAP1 Transfer of rights of an ep published application

Owner name: FLATFROG LABORATORIES AB

A4 Despatch of supplementary search report

Effective date: 20150129

RIC1 Classification (correction)

Ipc: G06F 3/042 20060101AFI20150123BHEP

17Q First examination report

Effective date: 20180502