CA2552650C - Low power fingerprint capture system, apparatus, and method - Google Patents

Low power fingerprint capture system, apparatus, and method Download PDF

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Publication number
CA2552650C
CA2552650C CA2552650A CA2552650A CA2552650C CA 2552650 C CA2552650 C CA 2552650C CA 2552650 A CA2552650 A CA 2552650A CA 2552650 A CA2552650 A CA 2552650A CA 2552650 C CA2552650 C CA 2552650C
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Prior art keywords
light
image
platen
camera
prism
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CA2552650A
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English (en)
French (fr)
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CA2552650A1 (en
Inventor
Richard K. Fenrich
Nicholas Salerno
Jeremy Hutchins
Michael Pedigo
Carl Gaebe
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Identification International Inc
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Identification International Inc
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06V40/13—Sensors therefor
    • G06V40/1324—Sensors therefor by using geometrical optics, e.g. using prisms
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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; CALCULATING OR 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
    • G06V40/1347—Preprocessing; Feature extraction
    • G06V40/1359—Extracting features related to ridge properties; Determining the fingerprint type, e.g. whorl or loop
CA2552650A 2004-01-07 2005-01-07 Low power fingerprint capture system, apparatus, and method Active CA2552650C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US53439404P 2004-01-07 2004-01-07
US60/534,394 2004-01-07
PCT/US2005/000330 WO2005067608A2 (en) 2004-01-07 2005-01-07 Low power fingerprint capture system, apparatus, and method

Publications (2)

Publication Number Publication Date
CA2552650A1 CA2552650A1 (en) 2005-07-28
CA2552650C true CA2552650C (en) 2014-09-30

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CA2552650A Active CA2552650C (en) 2004-01-07 2005-01-07 Low power fingerprint capture system, apparatus, and method

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US (6) US7822236B2 (US20050169506A1-20050804-P00003.png)
EP (1) EP1754178A4 (US20050169506A1-20050804-P00003.png)
CA (1) CA2552650C (US20050169506A1-20050804-P00003.png)
WO (1) WO2005067608A2 (US20050169506A1-20050804-P00003.png)

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Publication number Publication date
US8077934B2 (en) 2011-12-13
US20080317301A1 (en) 2008-12-25
US20120154568A1 (en) 2012-06-21
EP1754178A4 (en) 2009-07-29
CA2552650A1 (en) 2005-07-28
US20100289886A1 (en) 2010-11-18
US20050169506A1 (en) 2005-08-04
WO2005067608A3 (en) 2007-06-28
US7822236B2 (en) 2010-10-26
US8542890B2 (en) 2013-09-24
US8520911B2 (en) 2013-08-27
US20130321606A1 (en) 2013-12-05
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