GB2400715B - System and method for multiplexing illumination in combined finger recognition and finger navigation module - Google Patents

System and method for multiplexing illumination in combined finger recognition and finger navigation module

Info

Publication number
GB2400715B
GB2400715B GB0404680A GB0404680A GB2400715B GB 2400715 B GB2400715 B GB 2400715B GB 0404680 A GB0404680 A GB 0404680A GB 0404680 A GB0404680 A GB 0404680A GB 2400715 B GB2400715 B GB 2400715B
Authority
GB
United Kingdom
Prior art keywords
finger
navigation module
combined
recognition
multiplexing illumination
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 - Fee Related
Application number
GB0404680A
Other languages
English (en)
Other versions
GB2400715A (en
GB0404680D0 (en
Inventor
Izhak Baharav
Akihiro Machida
George E Smith
Jin Kiong Ang
Travis N Blalock
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
Publication of GB0404680D0 publication Critical patent/GB0404680D0/en
Publication of GB2400715A publication Critical patent/GB2400715A/en
Application granted granted Critical
Publication of GB2400715B publication Critical patent/GB2400715B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G06F3/0304—Detection arrangements using opto-electronic means
    • G06F3/0317—Detection arrangements using opto-electronic means in co-operation with a patterned surface, e.g. absolute position or relative movement detection for an optical mouse or pen positioned with respect to a coded surface
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/26—Segmentation of patterns in the image field; Cutting or merging of image elements to establish the pattern region, e.g. clustering-based techniques; Detection of occlusion
    • 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 two-dimensional [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
    • G06K9/00026—
    • G06K9/34—
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/12—Fingerprints or palmprints
    • G06V40/1335—Combining adjacent partial images (e.g. slices) to create a composite input or reference pattern; Tracking a sweeping finger movement
    • 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)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Image Input (AREA)
GB0404680A 2003-04-18 2004-03-02 System and method for multiplexing illumination in combined finger recognition and finger navigation module Expired - Fee Related GB2400715B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/418,968 US7158659B2 (en) 2003-04-18 2003-04-18 System and method for multiplexing illumination in combined finger recognition and finger navigation module

Publications (3)

Publication Number Publication Date
GB0404680D0 GB0404680D0 (en) 2004-04-07
GB2400715A GB2400715A (en) 2004-10-20
GB2400715B true GB2400715B (en) 2006-08-30

Family

ID=32094165

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0404680A Expired - Fee Related GB2400715B (en) 2003-04-18 2004-03-02 System and method for multiplexing illumination in combined finger recognition and finger navigation module

Country Status (3)

Country Link
US (1) US7158659B2 (https=)
JP (1) JP2004318891A (https=)
GB (1) GB2400715B (https=)

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US20040208346A1 (en) 2004-10-21
US7158659B2 (en) 2007-01-02

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