KR101812498B1 - 개량된 압전 식별 장치 및 그 응용 - Google Patents

개량된 압전 식별 장치 및 그 응용 Download PDF

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Publication number
KR101812498B1
KR101812498B1 KR1020117025122A KR20117025122A KR101812498B1 KR 101812498 B1 KR101812498 B1 KR 101812498B1 KR 1020117025122 A KR1020117025122 A KR 1020117025122A KR 20117025122 A KR20117025122 A KR 20117025122A KR 101812498 B1 KR101812498 B1 KR 101812498B1
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fingerprint
array
sensor array
pattern
present
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KR20110138257A (ko
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라이너 엠 슈미트
크리스티안 리아우타우드
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소나베이션, 인크.
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
    • B06B1/0607—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using multiple elements
    • B06B1/0622—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using multiple elements on one surface
    • B06B1/0629—Square array
    • 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
    • G06V40/13—Sensors therefor
    • G06V40/1306—Sensors therefor non-optical, e.g. ultrasonic or capacitive sensing
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H17/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves, not provided for in the preceding groups

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  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Image Input (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
KR1020117025122A 2009-03-23 2010-03-23 개량된 압전 식별 장치 및 그 응용 Expired - Fee Related KR101812498B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12/409,343 US8508103B2 (en) 2009-03-23 2009-03-23 Piezoelectric identification device and applications thereof
US12/409,343 2009-03-23
PCT/US2010/000847 WO2010110867A2 (en) 2009-03-23 2010-03-23 Improved piezoelectric identification device and applications thereof

Publications (2)

Publication Number Publication Date
KR20110138257A KR20110138257A (ko) 2011-12-26
KR101812498B1 true KR101812498B1 (ko) 2017-12-27

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Country Status (8)

Country Link
US (2) US8508103B2 (enExample)
EP (1) EP2411941A4 (enExample)
JP (2) JP5759444B2 (enExample)
KR (1) KR101812498B1 (enExample)
CN (2) CN104815791B (enExample)
CA (1) CA2756284C (enExample)
TW (1) TWI505196B (enExample)
WO (1) WO2010110867A2 (enExample)

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US8508103B2 (en) 2013-08-13
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