GB2402460B - System and method for optically detecting a click event - Google Patents

System and method for optically detecting a click event

Info

Publication number
GB2402460B
GB2402460B GB0409802A GB0409802A GB2402460B GB 2402460 B GB2402460 B GB 2402460B GB 0409802 A GB0409802 A GB 0409802A GB 0409802 A GB0409802 A GB 0409802A GB 2402460 B GB2402460 B GB 2402460B
Authority
GB
United Kingdom
Prior art keywords
click event
optically detecting
optically
detecting
click
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 - Lifetime
Application number
GB0409802A
Other languages
English (en)
Other versions
GB0409802D0 (en
GB2402460A (en
Inventor
Akihiro Machinda
Izhak Baharav
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.)
Avago Technologies International Sales Pte Ltd
Agilent Technologies Inc
Original Assignee
Avago Technologies General IP Singapore Pte Ltd
Avago Technologies ECBU IP Singapore Pte Ltd
Agilent Technologies 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 Avago Technologies General IP Singapore Pte Ltd, Avago Technologies ECBU IP Singapore Pte Ltd, Agilent Technologies Inc filed Critical Avago Technologies General IP Singapore Pte Ltd
Priority to GB0622996A priority Critical patent/GB2431458B/en
Publication of GB0409802D0 publication Critical patent/GB0409802D0/en
Publication of GB2402460A publication Critical patent/GB2402460A/en
Application granted granted Critical
Publication of GB2402460B publication Critical patent/GB2402460B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
    • G06F3/0354—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
    • G06F3/03547—Touch pads, in which fingers can move on a surface
    • 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
    • G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
    • 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
    • G06K9/222—
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
    • G06V30/10—Character recognition
    • G06V30/14—Image acquisition
    • G06V30/142—Image acquisition using hand-held instruments; Constructional details of the instruments
    • G06V30/1423—Image acquisition using hand-held instruments; Constructional details of the instruments the instrument generating sequences of position coordinates corresponding to handwriting
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
    • G06F2203/033—Indexing scheme relating to G06F3/033
    • G06F2203/0338—Fingerprint track pad, i.e. fingerprint sensor used as pointing device tracking the fingertip image

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Multimedia (AREA)
  • Position Input By Displaying (AREA)
  • User Interface Of Digital Computer (AREA)
  • Image Input (AREA)
  • Image Processing (AREA)
GB0409802A 2003-05-19 2004-04-30 System and method for optically detecting a click event Expired - Lifetime GB2402460B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0622996A GB2431458B (en) 2003-05-19 2004-04-30 System and method for optically detecting a click event

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/440,709 US7313255B2 (en) 2003-05-19 2003-05-19 System and method for optically detecting a click event

Publications (3)

Publication Number Publication Date
GB0409802D0 GB0409802D0 (en) 2004-06-09
GB2402460A GB2402460A (en) 2004-12-08
GB2402460B true GB2402460B (en) 2007-05-23

Family

ID=32508071

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0409802A Expired - Lifetime GB2402460B (en) 2003-05-19 2004-04-30 System and method for optically detecting a click event
GB0622996A Expired - Lifetime GB2431458B (en) 2003-05-19 2004-04-30 System and method for optically detecting a click event

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB0622996A Expired - Lifetime GB2431458B (en) 2003-05-19 2004-04-30 System and method for optically detecting a click event

Country Status (3)

Country Link
US (1) US7313255B2 (cg-RX-API-DMAC7.html)
JP (1) JP2004348739A (cg-RX-API-DMAC7.html)
GB (2) GB2402460B (cg-RX-API-DMAC7.html)

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US9298236B2 (en) 2012-03-02 2016-03-29 Microsoft Technology Licensing, Llc Multi-stage power adapter configured to provide a first power level upon initial connection of the power adapter to the host device and a second power level thereafter upon notification from the host device to the power adapter
US9304949B2 (en) 2012-03-02 2016-04-05 Microsoft Technology Licensing, Llc Sensing user input at display area edge
US9304549B2 (en) 2013-03-28 2016-04-05 Microsoft Technology Licensing, Llc Hinge mechanism for rotatable component attachment
US9360893B2 (en) 2012-03-02 2016-06-07 Microsoft Technology Licensing, Llc Input device writing surface
US9426905B2 (en) 2012-03-02 2016-08-23 Microsoft Technology Licensing, Llc Connection device for computing devices

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GB2431458A9 (en) 2007-05-08
GB2431458B (en) 2007-10-24
US7313255B2 (en) 2007-12-25
GB0622996D0 (en) 2006-12-27
US20040234107A1 (en) 2004-11-25
GB0409802D0 (en) 2004-06-09
GB2402460A (en) 2004-12-08
JP2004348739A (ja) 2004-12-09

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