DE60214044D1 - Sensor für messungen an nassen und trockenen fingern - Google Patents

Sensor für messungen an nassen und trockenen fingern

Info

Publication number
DE60214044D1
DE60214044D1 DE60214044T DE60214044T DE60214044D1 DE 60214044 D1 DE60214044 D1 DE 60214044D1 DE 60214044 T DE60214044 T DE 60214044T DE 60214044 T DE60214044 T DE 60214044T DE 60214044 D1 DE60214044 D1 DE 60214044D1
Authority
DE
Germany
Prior art keywords
sensor
measurements
wets
electrode
stimulation
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
DE60214044T
Other languages
English (en)
Other versions
DE60214044T2 (de
Inventor
Jon Nysaether
Ingvild Juvkam Dyve
G Martinsen
Geir Mostad
W Christie
Rune Pedersen
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.)
Idex Biometrics ASA
Original Assignee
Idex ASA
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 claimed from NO20016013A external-priority patent/NO20016013D0/no
Priority claimed from NO20022501A external-priority patent/NO318743B1/no
Application filed by Idex ASA filed Critical Idex ASA
Publication of DE60214044D1 publication Critical patent/DE60214044D1/de
Application granted granted Critical
Publication of DE60214044T2 publication Critical patent/DE60214044T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G06V40/1306—Sensors therefor non-optical, e.g. ultrasonic or capacitive sensing

Landscapes

  • Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (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)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Sampling And Sample Adjustment (AREA)
DE60214044T 2001-12-07 2002-12-06 Sensor für messungen an nassen und trockenen fingern Expired - Lifetime DE60214044T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
NO20016013 2001-12-07
NO20016013A NO20016013D0 (no) 2001-12-07 2001-12-07 Våte/törre fingre
NO20022501A NO318743B1 (no) 2002-05-27 2002-05-27 Sensor for maling av monstre i en overflate omfattende en lokal, bindende elektrode
NO20022501 2002-05-27
PCT/NO2002/000465 WO2003049011A1 (en) 2001-12-07 2002-12-06 Sensor for measurement on wet and dry fingers

Publications (2)

Publication Number Publication Date
DE60214044D1 true DE60214044D1 (de) 2006-09-28
DE60214044T2 DE60214044T2 (de) 2007-02-15

Family

ID=26649339

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60214044T Expired - Lifetime DE60214044T2 (de) 2001-12-07 2002-12-06 Sensor für messungen an nassen und trockenen fingern

Country Status (7)

Country Link
US (1) US7606398B2 (de)
EP (1) EP1481358B1 (de)
JP (1) JP4387795B2 (de)
AT (1) ATE336753T1 (de)
AU (1) AU2002348544A1 (de)
DE (1) DE60214044T2 (de)
WO (1) WO2003049011A1 (de)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2849246B1 (fr) * 2002-12-20 2006-03-10 Sagem Procede de determination du caractere vivant d'un element porteur d'une empreinte digitale
US7697729B2 (en) 2004-01-29 2010-04-13 Authentec, Inc. System for and method of finger initiated actions
US8131026B2 (en) 2004-04-16 2012-03-06 Validity Sensors, Inc. Method and apparatus for fingerprint image reconstruction
US7751601B2 (en) * 2004-10-04 2010-07-06 Validity Sensors, Inc. Fingerprint sensing assemblies and methods of making
JP4490179B2 (ja) * 2004-06-10 2010-06-23 東芝エレベータ株式会社 指紋認証装置
US20060141804A1 (en) * 2004-12-28 2006-06-29 Goodman Cathryn E Method and apparatus to facilitate electrostatic discharge resiliency
US7831070B1 (en) 2005-02-18 2010-11-09 Authentec, Inc. Dynamic finger detection mechanism for a fingerprint sensor
US8231056B2 (en) 2005-04-08 2012-07-31 Authentec, Inc. System for and method of protecting an integrated circuit from over currents
CN100423019C (zh) * 2005-08-05 2008-10-01 奇景光电股份有限公司 一种指纹感测装置及其方法
JP2008059697A (ja) 2006-08-31 2008-03-13 Tdk Corp 熱アシスト磁気ヘッド、ヘッドジンバルアセンブリ及びハードディスク装置
JP4943807B2 (ja) * 2006-10-18 2012-05-30 日本電信電話株式会社 インピーダンス検出装置、インピーダンス検出方法、生体認識装置、および指紋認証装置
US9000955B2 (en) * 2006-11-27 2015-04-07 Ident Technology Ag Arrangement for the detection of body parts by absorbing an electrical near field
US7859116B1 (en) 2006-12-26 2010-12-28 Amkor Technology, Inc. Exposed metal bezel for use in sensor devices and method therefor
US7839282B1 (en) * 2006-12-27 2010-11-23 The United States Of America As Represented By The United States Department Of Energy Capacitance probe for detection of anomalies in non-metallic plastic pipe
NO20093601A1 (no) 2009-12-29 2011-06-30 Idex Asa Overflatesensor
US8421890B2 (en) 2010-01-15 2013-04-16 Picofield Technologies, Inc. Electronic imager using an impedance sensor grid array and method of making
US8866347B2 (en) 2010-01-15 2014-10-21 Idex Asa Biometric image sensing
US8717775B1 (en) 2010-08-02 2014-05-06 Amkor Technology, Inc. Fingerprint sensor package and method
US9367173B2 (en) 2012-01-17 2016-06-14 Apple Inc. Finger sensor having pixel sensing circuitry for coupling electrodes and pixel sensing traces and related methods
US20130279769A1 (en) 2012-04-10 2013-10-24 Picofield Technologies Inc. Biometric Sensing
US9322794B2 (en) * 2012-12-18 2016-04-26 Apple Inc. Biometric finger sensor including array shielding electrode and related methods
US9581628B2 (en) * 2012-05-04 2017-02-28 Apple Inc. Electronic device including device ground coupled finger coupling electrode and array shielding electrode and related methods
US8982097B1 (en) 2013-12-02 2015-03-17 Cypress Semiconductor Corporation Water rejection and wet finger tracking algorithms for truetouch panels and self capacitance touch sensors
SE1351489A1 (sv) * 2013-12-12 2015-06-13 Fingerprint Cards Ab Fingeravtrycksavkänningssystem och -metod
CN103793691A (zh) * 2014-01-28 2014-05-14 深圳市汇顶科技股份有限公司 指纹识别装置及具有其的移动终端
US9921125B2 (en) * 2014-03-27 2018-03-20 Nxp Usa, Inc. Leak detector using capacitance sensor
CN104049803B (zh) * 2014-06-16 2017-03-29 深圳市汇顶科技股份有限公司 一种移动终端
CN104809448B (zh) * 2015-05-08 2017-03-15 京东方科技集团股份有限公司 指纹传感器及显示装置
USD776664S1 (en) * 2015-05-20 2017-01-17 Chaya Coleena Hendrick Smart card
CN105138957B (zh) 2015-07-24 2017-04-19 深圳市汇顶科技股份有限公司 指纹检测电路及指纹辨识***
US9740908B2 (en) * 2015-11-09 2017-08-22 Contek Life Science Co., Ltd. Capacitive fingerprint sensor and package method thereof
CN107918750A (zh) * 2016-10-08 2018-04-17 深圳指瑞威科技有限公司 一种自适应的指纹图像调整方法
CN109492491B (zh) * 2017-09-12 2023-09-08 江西欧迈斯微电子有限公司 超声波指纹识别模组及电子设备制造方法
KR102097267B1 (ko) * 2018-01-29 2020-04-06 (주)더마테크 피부관리장치 및 피부관리장치의 구동방법

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5006749A (en) * 1989-10-03 1991-04-09 Regents Of The University Of California Method and apparatus for using ultrasonic energy for moving microminiature elements
JPH05309082A (ja) 1992-05-12 1993-11-22 Matsumura Electron:Kk 指紋認識判別装置乾燥指検出方法
JP4024335B2 (ja) * 1996-01-26 2007-12-19 ハリス コーポレイション 集積回路のダイを露出させる開口部を有する集積回路装置とその製造方法
NO304766B1 (no) 1997-06-16 1999-02-08 Sintef Fingeravtrykksensor
US6483931B2 (en) 1997-09-11 2002-11-19 Stmicroelectronics, Inc. Electrostatic discharge protection of a capacitve type fingerprint sensing array
GB9804539D0 (en) 1998-03-05 1998-04-29 Philips Electronics Nv Fingerprint sensing devices and systems incorporating such
NO307065B1 (no) 1998-02-26 2000-01-31 Idex As Fingeravtrykksensor
JP3400347B2 (ja) 1998-05-18 2003-04-28 日本電信電話株式会社 表面形状認識用センサおよびその製造方法
US6330145B1 (en) 1998-12-30 2001-12-11 Stmicroelectronics, Inc. Apparatus and method for contacting a sensor conductive layer
JP2001141411A (ja) 1999-11-12 2001-05-25 Sony Corp 指紋認識用半導体装置
NO315016B1 (no) 2000-06-09 2003-06-23 Idex Asa Miniatyrisert sensor
US7184581B2 (en) * 2000-06-09 2007-02-27 Idex Asa System for real time finger surface pattern measurement
NO314647B1 (no) 2000-06-09 2003-04-22 Idex Asa Målesystem for fingeravtrykksensor
US7067046B2 (en) * 2000-08-04 2006-06-27 Essen Instruments, Inc. System for rapid chemical activation in high-throughput electrophysiological measurements
US6906511B2 (en) * 2001-05-08 2005-06-14 Analog Devices, Inc. Magnetic position detection for micro machined optical element

Also Published As

Publication number Publication date
EP1481358B1 (de) 2006-08-16
AU2002348544A1 (en) 2003-06-17
WO2003049011A1 (en) 2003-06-12
EP1481358A1 (de) 2004-12-01
JP4387795B2 (ja) 2009-12-24
ATE336753T1 (de) 2006-09-15
DE60214044T2 (de) 2007-02-15
JP2005511176A (ja) 2005-04-28
US20050069178A1 (en) 2005-03-31
US7606398B2 (en) 2009-10-20

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