DE60125097D1 - Kapatizitives Sensorgerät zur Erkennung kleiner Muster - Google Patents

Kapatizitives Sensorgerät zur Erkennung kleiner Muster

Info

Publication number
DE60125097D1
DE60125097D1 DE60125097T DE60125097T DE60125097D1 DE 60125097 D1 DE60125097 D1 DE 60125097D1 DE 60125097 T DE60125097 T DE 60125097T DE 60125097 T DE60125097 T DE 60125097T DE 60125097 D1 DE60125097 D1 DE 60125097D1
Authority
DE
Germany
Prior art keywords
capacitive sensor
detecting small
small patterns
patterns
detecting
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
DE60125097T
Other languages
English (en)
Other versions
DE60125097T8 (de
DE60125097T2 (de
Inventor
Hiroki Morimura
Satoshi Shigematsu
Katsuyuki Machida
Hakaru Kyuragi
Toshishige Shimamura
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.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone Corp
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 JP2000171929A external-priority patent/JP3488182B2/ja
Application filed by Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Publication of DE60125097D1 publication Critical patent/DE60125097D1/de
Application granted granted Critical
Publication of DE60125097T2 publication Critical patent/DE60125097T2/de
Publication of DE60125097T8 publication Critical patent/DE60125097T8/de
Active 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)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
DE60125097T 2000-06-08 2001-06-07 Kapatizitives Sensorgerät zur Erkennung kleiner Muster Active DE60125097T8 (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP2000171932 2000-06-08
JP2000171935 2000-06-08
JP2000171935 2000-06-08
JP2000171932 2000-06-08
JP2000171929A JP3488182B2 (ja) 2000-06-08 2000-06-08 表面形状認識センサ装置
JP2000171929 2000-06-08

Publications (3)

Publication Number Publication Date
DE60125097D1 true DE60125097D1 (de) 2007-01-25
DE60125097T2 DE60125097T2 (de) 2007-07-19
DE60125097T8 DE60125097T8 (de) 2007-10-31

Family

ID=27343660

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60125097T Active DE60125097T8 (de) 2000-06-08 2001-06-07 Kapatizitives Sensorgerät zur Erkennung kleiner Muster

Country Status (3)

Country Link
US (1) US6556935B2 (de)
EP (1) EP1162564B1 (de)
DE (1) DE60125097T8 (de)

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JP2003028607A (ja) * 2001-07-12 2003-01-29 Sony Corp 静電容量検出装置およびこれを用いた指紋照合装置
JP3806044B2 (ja) * 2002-02-08 2006-08-09 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
JP4407790B2 (ja) * 2002-04-23 2010-02-03 セイコーエプソン株式会社 電子装置及びその駆動方法並びに電子回路の駆動方法
DE10251695A1 (de) * 2002-11-06 2004-05-27 Infineon Technologies Ag Stromquellenschaltung zur Erzeugung eines rauscharmen Stroms
EP1445726A1 (de) * 2003-02-05 2004-08-11 Salbert Co Ltd Integriertes System zur Erkennung und zum Vergleich von Fingerabdrücken
US7116091B2 (en) * 2004-03-04 2006-10-03 Zircon Corporation Ratiometric stud sensing
US7170332B2 (en) * 2004-04-15 2007-01-30 Analog Devices, Inc. Reference signal generators
US7148703B2 (en) * 2004-05-14 2006-12-12 Zircon Corporation Auto-deep scan for capacitive sensing
WO2006009110A1 (ja) * 2004-07-23 2006-01-26 Nippon Telegraph And Telephone Corporation 表面形状認識センサ装置
WO2006043660A1 (ja) 2004-10-22 2006-04-27 Sharp Kabushiki Kaisha タッチセンサ付き表示装置およびその駆動方法
WO2008017416A2 (en) * 2006-08-07 2008-02-14 Eth Zurich Multitransducer array and method for configuring such a device
US7920134B2 (en) * 2007-06-13 2011-04-05 Apple Inc. Periodic sensor autocalibration and emulation by varying stimulus level
JP4386118B2 (ja) * 2007-08-31 2009-12-16 ソニー株式会社 撮像回路
JP4508248B2 (ja) * 2008-03-03 2010-07-21 ソニー株式会社 入力装置および電子機器
JP5096382B2 (ja) * 2009-01-13 2012-12-12 株式会社キーエンス 連設型センサシステム、ネットワークユニット、及びセンサユニット
US20100259315A1 (en) * 2009-04-08 2010-10-14 Taiwan Semiconductor Manufacturing Company, Ltd. Circuit and Methods for Temperature Insensitive Current Reference
JP5346726B2 (ja) * 2009-07-24 2013-11-20 株式会社キーエンス 連設型センサシステム、ネットワークユニット、及びセンサユニット
US9092652B2 (en) 2012-06-29 2015-07-28 Apple Inc. Zero reference based ridge flow map
US9342725B2 (en) 2012-06-29 2016-05-17 Apple Inc. Image manipulation utilizing edge detection and stitching for fingerprint recognition
US9035895B2 (en) 2012-07-13 2015-05-19 Apple Inc. Redundant sensing element sampling
US9218544B2 (en) 2013-02-01 2015-12-22 Apple Inc. Intelligent matcher based on situational or spatial orientation
US9576176B2 (en) * 2013-07-22 2017-02-21 Apple Inc. Noise compensation in a biometric sensing device
US9727770B2 (en) 2013-07-22 2017-08-08 Apple Inc. Controllable signal processing in a biometric device
US9552525B2 (en) 2013-09-08 2017-01-24 Apple Inc. Noise reduction in biometric images
US9939400B1 (en) 2013-09-09 2018-04-10 Apple Inc. Fixed pattern noise compensation techniques for capacitive fingerprint sensors
US9436863B2 (en) 2013-09-09 2016-09-06 Apple Inc. Reconstructing a biometric image
US9443166B2 (en) * 2013-09-17 2016-09-13 William Brian Kinard Animal / pet identification system and method based on biometrics
US9704012B2 (en) 2015-09-10 2017-07-11 Cypress Semiconductor Corporation Fingerprint sensor pattern
US10325134B2 (en) * 2015-11-13 2019-06-18 Fingerprint Cards Ab Method and system for calibration of an optical fingerprint sensing device
US20170140233A1 (en) * 2015-11-13 2017-05-18 Fingerprint Cards Ab Method and system for calibration of a fingerprint sensing device
US10272014B2 (en) * 2016-01-22 2019-04-30 Hayward Industries, Inc. Systems and methods for providing network connectivity and remote monitoring, optimization, and control of pool/spa equipment
CN106605237A (zh) * 2016-11-24 2017-04-26 深圳市汇顶科技股份有限公司 按键基准的更新方法、模块及终端设备
WO2018205261A1 (en) * 2017-05-12 2018-11-15 Texas Instruments Incorporated Methods and apparatus to determine a position of a rotatable shaft of a motor
CN111123153B (zh) * 2020-01-02 2022-02-18 厦门天马微电子有限公司 显示面板及其vt测试方法、显示装置
TW202144978A (zh) * 2020-04-01 2021-12-01 瑞典商指紋卡公司 具有校準電路的基於薄膜電晶體(tft)的指紋感測系統
EP4205020A1 (de) 2020-08-28 2023-07-05 Touch Biometrix Limited Biometrischer hautkontaktsensor und verfahren zum betrieb eines biometrischen hautkontaktsensors

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JPS5967667A (ja) 1982-10-08 1984-04-17 Matsushita Electric Ind Co Ltd 光学的読取り素子
DK0445267T3 (da) 1989-09-28 1994-05-02 Endress Hauser Gmbh Co Anordning til behandling af sensorsignaler
GB2244164A (en) * 1990-05-18 1991-11-20 Philips Electronic Associated Fingerprint sensing
US5047861A (en) * 1990-07-31 1991-09-10 Eastman Kodak Company Method and apparatus for pixel non-uniformity correction
US5577720A (en) * 1995-04-04 1996-11-26 Interbold Self-adjusting sensor
US6049620A (en) * 1995-12-15 2000-04-11 Veridicom, Inc. Capacitive fingerprint sensor with adjustable gain
US5987156A (en) * 1996-11-25 1999-11-16 Lucent Technologies Apparatus for correcting fixed column noise in images acquired by a fingerprint sensor
US6259804B1 (en) * 1997-05-16 2001-07-10 Authentic, Inc. Fingerprint sensor with gain control features and associated methods
JPH1169231A (ja) 1997-08-26 1999-03-09 Toshiba Corp センサ出力読み出し回路
GB9804539D0 (en) 1998-03-05 1998-04-29 Philips Electronics Nv Fingerprint sensing devices and systems incorporating such
EP0969477B1 (de) * 1998-07-02 2006-09-27 Nippon Telegraph and Telephone Corporation Nachweisvorrichtung für kleine Kapazitätsänderungen
JP3314355B2 (ja) 1998-07-08 2002-08-12 日本電信電話株式会社 表面形状認識用センサ回路
JP2000279397A (ja) 1999-03-31 2000-10-10 Mitsubishi Electric Corp 凹凸検出センサ、凹凸検出装置、指紋照合装置および個人判別装置

Also Published As

Publication number Publication date
EP1162564B1 (de) 2006-12-13
EP1162564A2 (de) 2001-12-12
US6556935B2 (en) 2003-04-29
DE60125097T8 (de) 2007-10-31
DE60125097T2 (de) 2007-07-19
US20020017136A1 (en) 2002-02-14
EP1162564A3 (de) 2004-11-10

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Legal Events

Date Code Title Description
8381 Inventor (new situation)

Inventor name: MORIMURA, HIROKI, TOKYO, JP

Inventor name: SHIGEMATSU, SATOSHI, TOKYO, JP

Inventor name: MACHIDA, KATSUYUKI, TOKYO, JP

Inventor name: KYURAGI, HAKARU, TOKYO, JP

Inventor name: SHIMAMURA, TOSHISHIGE, TOKYO, JP

8364 No opposition during term of opposition