SE9800449D0 - A sensing device and a method relating thereto - Google Patents

A sensing device and a method relating thereto

Info

Publication number
SE9800449D0
SE9800449D0 SE9800449A SE9800449A SE9800449D0 SE 9800449 D0 SE9800449 D0 SE 9800449D0 SE 9800449 A SE9800449 A SE 9800449A SE 9800449 A SE9800449 A SE 9800449A SE 9800449 D0 SE9800449 D0 SE 9800449D0
Authority
SE
Sweden
Prior art keywords
sensing device
sensor elements
sensing
method relating
relates
Prior art date
Application number
SE9800449A
Other languages
English (en)
Other versions
SE511543C2 (sv
SE9800449L (sv
Inventor
Njaard Hestnes
Frank Robert Riedijk
Original Assignee
Fingerprint Cards Ab
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 Fingerprint Cards Ab filed Critical Fingerprint Cards Ab
Priority to SE9800449A priority Critical patent/SE511543C2/sv
Publication of SE9800449D0 publication Critical patent/SE9800449D0/sv
Priority to DE69922170T priority patent/DE69922170T2/de
Priority to US09/622,347 priority patent/US6778686B1/en
Priority to JP2000531806A priority patent/JP4351387B2/ja
Priority to PCT/SE1999/000195 priority patent/WO1999041696A1/en
Priority to AU32821/99A priority patent/AU3282199A/en
Priority to EP99932531A priority patent/EP1055188B1/en
Publication of SE9800449L publication Critical patent/SE9800449L/sv
Publication of SE511543C2 publication Critical patent/SE511543C2/sv

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/004—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring coordinates of points
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/34—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring roughness or irregularity of surfaces
    • 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

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Image Input (AREA)
  • Character Discrimination (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
SE9800449A 1998-02-16 1998-02-16 Anordning och metod för kapacitiv avkänning av topologiska variationer SE511543C2 (sv)

Priority Applications (7)

Application Number Priority Date Filing Date Title
SE9800449A SE511543C2 (sv) 1998-02-16 1998-02-16 Anordning och metod för kapacitiv avkänning av topologiska variationer
DE69922170T DE69922170T2 (de) 1998-02-16 1999-02-15 Sensorvorrichtung und zugehöriges verfahren
US09/622,347 US6778686B1 (en) 1998-02-16 1999-02-15 Sensing device and a method relating thereto
JP2000531806A JP4351387B2 (ja) 1998-02-16 1999-02-15 感知デバイスおよびそれに関連する方法
PCT/SE1999/000195 WO1999041696A1 (en) 1998-02-16 1999-02-15 A sensing device and a method relating thereto
AU32821/99A AU3282199A (en) 1998-02-16 1999-02-15 A sensing device and a method relating thereto
EP99932531A EP1055188B1 (en) 1998-02-16 1999-02-15 A sensing device and a method relating thereto

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9800449A SE511543C2 (sv) 1998-02-16 1998-02-16 Anordning och metod för kapacitiv avkänning av topologiska variationer

Publications (3)

Publication Number Publication Date
SE9800449D0 true SE9800449D0 (sv) 1998-02-16
SE9800449L SE9800449L (sv) 1999-08-17
SE511543C2 SE511543C2 (sv) 1999-10-18

Family

ID=20410193

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9800449A SE511543C2 (sv) 1998-02-16 1998-02-16 Anordning och metod för kapacitiv avkänning av topologiska variationer

Country Status (7)

Country Link
US (1) US6778686B1 (sv)
EP (1) EP1055188B1 (sv)
JP (1) JP4351387B2 (sv)
AU (1) AU3282199A (sv)
DE (1) DE69922170T2 (sv)
SE (1) SE511543C2 (sv)
WO (1) WO1999041696A1 (sv)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7239227B1 (en) * 1999-12-30 2007-07-03 Upek, Inc. Command interface using fingerprint sensor input system
FR2849244B1 (fr) * 2002-12-20 2006-03-10 Sagem Procede de determination du caractere vivant d'un element porteur d'une empreinte digitale
GB2405934A (en) * 2003-09-09 2005-03-16 Qinetiq Ltd Resistance strain/moisture gauge
US7075316B2 (en) * 2003-10-02 2006-07-11 Alps Electric Co., Ltd. Capacitance detector circuit, capacitance detection method, and fingerprint sensor using the same
US8059102B2 (en) * 2006-06-13 2011-11-15 N-Trig Ltd. Fingertip touch recognition for a digitizer
WO2008007372A2 (en) 2006-07-12 2008-01-17 N-Trig Ltd. Hover and touch detection for a digitizer
US8686964B2 (en) * 2006-07-13 2014-04-01 N-Trig Ltd. User specific recognition of intended user interaction with a digitizer
JP5721621B2 (ja) 2008-05-22 2015-05-20 カードラボ エーピーエスＣａｒｄｌａｂ Ａｐｓ 指紋読取装置およびそれを操作する方法
US9042608B2 (en) 2010-10-25 2015-05-26 Pen-One, Inc. Data security system
US10203816B2 (en) 2013-05-07 2019-02-12 Egis Technology Inc. Apparatus and method for TFT fingerprint sensor
WO2016097372A1 (en) 2014-12-19 2016-06-23 Cardlab Aps A method and an assembly for generating a magnetic field and a method of manufacturing an assembly
EP3035230A1 (en) 2014-12-19 2016-06-22 Cardlab ApS A method and an assembly for generating a magnetic field
US9600705B2 (en) * 2015-02-11 2017-03-21 Fingerprint Cards Ab Capacitive fingerprint sensing device with current readout from sensing elements
EP3082071A1 (en) 2015-04-17 2016-10-19 Cardlab ApS Device for and method of outputting a magnetic field
US9880688B2 (en) 2015-08-05 2018-01-30 Synaptics Incorporated Active matrix capacitive sensor for common-mode cancellation
TWI622893B (zh) * 2016-04-11 2018-05-01 宏碁股份有限公司 電子裝置、及其控制方法與製造方法
CN107300993A (zh) * 2016-04-14 2017-10-27 宏碁股份有限公司 电子装置、及其控制方法与制造方法
EP3327612A1 (en) 2016-11-24 2018-05-30 Nxp B.V. Fingerprint sensing system and method
US10216972B2 (en) * 2017-01-13 2019-02-26 Synaptics Incorporated Pixel architecture and driving scheme for biometric sensing

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4290052A (en) * 1979-10-26 1981-09-15 General Electric Company Capacitive touch entry apparatus having high degree of personal safety
US4539554A (en) * 1982-10-18 1985-09-03 At&T Bell Laboratories Analog integrated circuit pressure sensor
EP0425823A1 (en) * 1989-09-29 1991-05-08 Antivision Systems Corp. Electrocstatic imaging apparatus
GB2244164A (en) 1990-05-18 1991-11-20 Philips Electronic Associated Fingerprint sensing
DE19631569A1 (de) * 1996-07-29 1998-02-05 Kuban Waldemar Fingerabdruckscanner für die Chipkarte
US5953411A (en) * 1996-12-18 1999-09-14 Intel Corporation Method and apparatus for maintaining audio sample correlation
JP2959532B2 (ja) * 1997-06-30 1999-10-06 日本電気株式会社 静電容量検出方式の指紋画像入力装置
US6507662B1 (en) * 1998-09-11 2003-01-14 Quid Technologies Llc Method and system for biometric recognition based on electric and/or magnetic properties

Also Published As

Publication number Publication date
JP2002503818A (ja) 2002-02-05
SE511543C2 (sv) 1999-10-18
EP1055188B1 (en) 2004-11-24
WO1999041696A1 (en) 1999-08-19
AU3282199A (en) 1999-08-30
US6778686B1 (en) 2004-08-17
DE69922170D1 (de) 2004-12-30
JP4351387B2 (ja) 2009-10-28
DE69922170T2 (de) 2005-12-01
EP1055188A1 (en) 2000-11-29
SE9800449L (sv) 1999-08-17

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