AT444709T - Piezoelectric dünnschichtfingerabdruckabtaster - Google Patents

Piezoelectric dünnschichtfingerabdruckabtaster

Info

Publication number
AT444709T
AT444709T AT00952653T AT00952653T AT444709T AT 444709 T AT444709 T AT 444709T AT 00952653 T AT00952653 T AT 00952653T AT 00952653 T AT00952653 T AT 00952653T AT 444709 T AT444709 T AT 444709T
Authority
AT
Austria
Prior art keywords
dünnschichtfingerabdruckabtaster
piezoelectric
Prior art date
Application number
AT00952653T
Other languages
German (de)
Inventor
Walter Guy Scott
Original Assignee
Sonavation 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
Priority to US14749799P priority Critical
Application filed by Sonavation Inc filed Critical Sonavation Inc
Priority to PCT/US2000/021658 priority patent/WO2001010296A2/en
Publication of AT444709T publication Critical patent/AT444709T/en

Links

Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06KRECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K9/00Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints
    • G06K9/00006Acquiring or recognising fingerprints or palmprints
    • G06K9/00013Image acquisition
    • G06K9/00053Protecting the fingerprint sensor against damage caused by the finger
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06KRECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K9/00Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints
    • G06K9/00006Acquiring or recognising fingerprints or palmprints
    • G06K9/00013Image acquisition
    • G06K9/0002Image acquisition by non-optical methods, e.g. by ultrasonic or capacitive sensing
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06KRECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K9/00Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints
    • G06K9/00885Biometric patterns not provided for under G06K9/00006, G06K9/00154, G06K9/00335, G06K9/00362, G06K9/00597; Biometric specific functions not specific to the kind of biometric
    • G06K9/00899Spoof detection
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/06Measuring blood flow
AT00952653T 1999-08-09 2000-08-09 Piezoelectric dünnschichtfingerabdruckabtaster AT444709T (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US14749799P true 1999-08-09 1999-08-09
PCT/US2000/021658 WO2001010296A2 (en) 1999-08-09 2000-08-09 Piezoelectric film fingerprint scanner

Publications (1)

Publication Number Publication Date
AT444709T true AT444709T (en) 2009-10-15

Family

ID=22521801

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00952653T AT444709T (en) 1999-08-09 2000-08-09 Piezoelectric dünnschichtfingerabdruckabtaster

Country Status (7)

Country Link
US (2) US7236616B1 (en)
EP (1) EP1207786B1 (en)
JP (1) JP4578041B2 (en)
AT (1) AT444709T (en)
AU (1) AU6531200A (en)
DE (1) DE60043112D1 (en)
WO (1) WO2001010296A2 (en)

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US20080175450A1 (en) 2008-07-24
US7236616B1 (en) 2007-06-26
EP1207786B1 (en) 2009-10-07
DE60043112D1 (en) 2009-11-19
EP1207786A2 (en) 2002-05-29
WO2001010296A3 (en) 2001-10-11
WO2001010296A2 (en) 2001-02-15
AU6531200A (en) 2001-03-05
JP2003506693A (en) 2003-02-18
JP4578041B2 (en) 2010-11-10

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