ATE514991T1 - System und verfahren zur bestimmung einer position eines strahlungsstreu-/- reflexionselements - Google Patents

System und verfahren zur bestimmung einer position eines strahlungsstreu-/- reflexionselements

Info

Publication number
ATE514991T1
ATE514991T1 AT04762815T AT04762815T ATE514991T1 AT E514991 T1 ATE514991 T1 AT E514991T1 AT 04762815 T AT04762815 T AT 04762815T AT 04762815 T AT04762815 T AT 04762815T AT E514991 T1 ATE514991 T1 AT E514991T1
Authority
AT
Austria
Prior art keywords
radiation
determining
reflection element
radiation scattering
scattering
Prior art date
Application number
AT04762815T
Other languages
English (en)
Inventor
Jonas Eliasson
Jens Stergaard
Original Assignee
Flatfrog Lab 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
Application filed by Flatfrog Lab Ab filed Critical Flatfrog Lab Ab
Application granted granted Critical
Publication of ATE514991T1 publication Critical patent/ATE514991T1/de

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
    • 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
    • G06F2203/04106—Multi-sensing digitiser, i.e. digitiser using at least two different sensing technologies simultaneously or alternatively, e.g. for detecting pen and finger, for saving power or for improving position detection
    • 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

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)
  • Length Measuring Devices By Optical Means (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Position Input By Displaying (AREA)
AT04762815T 2003-09-12 2004-09-09 System und verfahren zur bestimmung einer position eines strahlungsstreu-/- reflexionselements ATE514991T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US50224503P 2003-09-12 2003-09-12
PCT/DK2004/000595 WO2005026938A2 (en) 2003-09-12 2004-09-09 A system and method of determining a position of a radiation scattering/reflecting element

Publications (1)

Publication Number Publication Date
ATE514991T1 true ATE514991T1 (de) 2011-07-15

Family

ID=34312364

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04762815T ATE514991T1 (de) 2003-09-12 2004-09-09 System und verfahren zur bestimmung einer position eines strahlungsstreu-/- reflexionselements

Country Status (6)

Country Link
US (1) US7465914B2 (de)
EP (1) EP1665024B1 (de)
JP (1) JP4859053B2 (de)
CN (1) CN1867881B (de)
AT (1) ATE514991T1 (de)
WO (1) WO2005026938A2 (de)

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CN1867881B (zh) 2010-08-18
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WO2005026938A3 (en) 2005-05-06
EP1665024A2 (de) 2006-06-07
JP4859053B2 (ja) 2012-01-18
WO2005026938A2 (en) 2005-03-24
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US7465914B2 (en) 2008-12-16

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