TW499658B - Method and apparatus for illuminating a fingerprint - Google Patents

Method and apparatus for illuminating a fingerprint Download PDF

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Publication number
TW499658B
TW499658B TW088112620A TW88112620A TW499658B TW 499658 B TW499658 B TW 499658B TW 088112620 A TW088112620 A TW 088112620A TW 88112620 A TW88112620 A TW 88112620A TW 499658 B TW499658 B TW 499658B
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scope
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light
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TW088112620A
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Kenneth Brownlee
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Digital Persona Inc
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    • 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
    • G06V40/1324—Sensors therefor by using geometrical optics, e.g. using prisms

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Human Computer Interaction (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)

Description

499658 _案號88112620_年月日 修正 _ 五、發明說明（1) 發明範圍 _ 本發明一般係關於一指紋掃描系統，更特別的為一種方 · 法和裝置以一自動指紋映像裝置以指紋照明。 發明背景 w 自動指紋掃描器常使用於保全、通路，證明或記錄保存 . 等應用以取得類比或數位影像。在大多數之傳統之掃描 器，一指紋之二元（2 D )影像的取得乃藉由具有影像元素或 P I XELS之以複數之行和列排列之矩陣之顯像裝置。典型為 使用一2D光-感應電子感應器，如電荷耦合元件（CCD)，以 取得指紋影像。然而，傳統光源之成本、大小、一致性等 要求使其於使用於一些受限的物質環境如鍵盤、膝上電腦 和如滑鼠或執跡球之指示裝置時成為昂貴或不切實際的。胃 以映像裝置指紋照明之傳統方法為使用於該裝置之透明 平板下之光源。然而，此方法典型的增加顯像裝置之成本 和尺寸且無法提供指紋影像之指紋或背景一致性的亮度。 因此，須要一小且不昂貴的方法以於受限的物質環境中 指紋照明。 發明摘要 本發明提供一種指紋照明的方法和裝置。使一隻手指置 於一具有一微稜鏡陣列於表面上之透明平板。一光源直接 穿透過平板之水平面以照亮該手指。直接穿透過平板之光 線實質上為與該微稜鏡陣列之軸平行且大部分包含於平板 本體的範圍。與平板接觸的皮膚經由光線而照亮，且該光 線為經由映像裝置而顯像。 圖示的簡單描述
O:\59\59454.ptc 第5頁 499658 _案號88112620_年月日_修正 _ 五、發明說明（2) 本發明經由實例來加以描述且可以經參考下列描述與伴 隨的圖示而更加的了解，其中參考資料記載相似元素且於 · 其中： 圖1為一與本發明相容之指紋掃描系統之透視圖； 圖2為一與本發明相容之垂直的指紋掃描系統之透視 ， 圖； 圖3為一與本發明相容之垂直的指紋掃描系統之水平 圖； 主要元件符號說明
101 本發明之具體實施例 II 102 透明平板- 103 微稜鏡陣列 104 光源 105 虛線（表示光線行進方向） 106 反射表面 107 聚焦裝置 108 顯像裝置 301 本發明垂直之具體實施例 3 0 2 透明平板 3 0 3 手指 3 0 4光源 3 0 5 反射平面 3 0 6 聚焦裝置 3 0 7 映像裝置
O:\59\59454.ptc 第6頁 499658 案號 88112620 五、發明說明（3) 本發明之一個較佳具體實施例的詳細描述 八在下面描述一較佳具體實施例，參考附圖其形成一部 刀三且其經由特定具體實施例的描述顯現本發明可以實際 執行。其可以了解其它的具體實施例可以使用且可以改變-結構而不影響本發明的目標。 · 在下面描述中，為解釋的目的，陳示多數特定細節乃為 ^提供本發明的通盤了解。證據顯示，然而，對熟悉此技 藝者不須這些特定細節本發明仍為可以實行的。 本發明提供數個超出現有系統的優勢。一具有光源位於 直接穿透過平板之水平面實質上與該微稜鏡陣列之轴平行 之映像裝置為較小且較不昂貴相較於傳統映像裝置位於透 明平板下之光源，使得本發明於製造時較小且較便宜。該 全内部反射之效應，經由引導光源穿透實質上與該微稜鏡 陣列之軸平行之平板，造成指紋影像品質的改進。在本發 明中，影像的背景為陰暗的且指紋脊為亮的。對影像而言 產生較高的信號噪音比值，且光源之光輸出一致性變得較 不須精確。
圖1顯示本發明之具體實施例1 0 1之透視圖。一迷明平板 1 0 2具有一微稜鏡陣列1 〇 3於該平板表面上。該微棱鏡陣列 可為該平板之構成本體之完整部分，但其可經;，一般1 先前技藝而了解該微稜鏡陣列可為平板之分離部分而無損 其一般原則。一個或多個光源1 04置於導引光線穿透過平 板之水平面。只為描述的目蚱，該光源1〇4置於平板102之 相反方向，但其可經一個一般的先前技藝而了解可以使用 於其它位置之一個或多個光源而無損本發明之一般原則’
O:\59\59454.ptc 第7頁 499658 --案號 88112620_年月日_修正__ 五、發明說明（4) 如將一個或多個光源1 〇 4置於平板1 〇 2之相同方向。虛線 1〇5表示光線行進的方向其於實質上與該排稜鏡1〇3之軸平 行。一任意的反射表面106可以置於鄰接至平板102於光源 1 0 4之相反方向以達光線之效率和一致。該反射表面1 〇 6可 以為一面鏡子，但應了解於可以使用先前技藝中之其它反 射平面如一錫箔、一金屬層、或具有不同反射指標之玻 璃，於本發明而不影響一般性。可使用一任意的聚焦裝置 1 0 7以使指紋影像聚焦至一顯像裝置1 〇 8。該一個或多個光 源104可為發光二極體（LEDs)，但應了解於先前的技藝中 之其它光源如非白熱光或周圍光等皆可用於本發明而不影 響其一般性。主要之光能侷限於平板102之主體，乃肇因 於平板1 0 2之頂部與底部表面之全内部反射作用。光線可 以從平板1 0 2逃出並只於皮膚與平板1 0 2接觸的區域照亮手 指。從一個或多個光源1 0 4所構成之光線典型的散佈於映 像裝置1 0 8之方向。
圖2和圖3顯示本發明之垂直的具體實施例30 1之一透視 和水平圖。手指303置於透明平板302 = ° 一光源304直接 照射過平板3 0 2以照亮手指3 0 3。一任意的反射平面3 〇 5可 以置於鄰接至平板1 0 2。可使用一任意的聚焦裝置3 0 6以使 指紋影像聚焦至一映像裝置3 0 7。該聚焦裝置3 0 6較佳的可 為一透鏡，但應了解於先前的技藝中之其它聚焦裝置如 SELF OC透鏡或曲面鏡等皆可用於本發明而不影響其一般 性。該映像裝置3 07可為電荷耦合元件（CCD) ’但^應了解於 先前的技藝中之其它映像裝置如一補f的金屬;氧化物半 導體（CMOS)感應器或一接觸影像感應器（CIS)等皆可用於
499658 案號 88112620 ^___Ά 曰 修正 五、發明說明（5) 本發明而不影響其一般性。 當本發明以於特定系統環境之較佳具體實施例之形式加 以描述，由那些一般之先前技藝可了解本發明可以於其它 (修正）及不同硬體與軟體環境下在所附之申請專利範圍之 精神與目標下實行。 Φ
O:\59\59454.ptc 第9頁 499658 案號88112620 年月日 修正
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Claims (1)

  1. 499658 _案號 88112620_年月日____ 六、申請專利範圍 1 . 一種指紋照明的方法和裝置包括： 具有感測面、一底面、及側面之一透明平板面，其中一 面包含一微稜鏡陣列；及 一光源被安置以將光線指向透過實質上與該微稜鏡陣列 之一軸平行之平板之水平面，該指紋利用多個在平板平面 之下的全内部反射之反射光線而被照明，該反射光線在該 微稜鏡陣列及其他表面之間反射而達到皮膚與平板接觸之 處。 2. 根據申請專利範圍第1項之裝置進一步包括一反射 面，其在該平板側面上，且在該光源之反側。 3. 根據申請專利範圍第1項之裝置更進一步包括一鄰接 至與光源相對之平板之反射表面。 4. 根據申請專利範圍第1項之裝置其中該平板包括一塑 膠平板。 5. 根據申請專利範圍第1項之裝置其中該平板包括一玻 璃平板。 6. 根據申請專利範圍第1項之裝置其中光源包括一發光 二極體（LED)。 7. 根據申請專利範圍第1項之裝置更進一步包括一映像 裝置被安置以補獲手指之影像。 8. 根據申請專利範圍第7項之裝置更進一步包括一聚焦 裝置被安置以聚焦手指之影像至映像裝置。 9. 根據申請專利範圍第8項之裝置其中之聚焦裝置包括 下列之透鏡、曲面鏡、及一 SELFOC透鏡中之一者。
    O:\59\59454.ptc 第11頁 499658 _案號88112620_年月日 修正 _ 六、申請專利範圍 1 0 .根據申請專利範圍第1項之裝置，其中該微稜鏡陣列’ 係位於該底面之上。 · 1 1.根據申請專利範圍第1項之裝置，其中該微稜鏡陣列 係位於該感測面之上。 1 2.根據申請專利範圍第7項之裝置其中之映像裝置包括. 一電荷耦合元件（CCD)。 1 3.根據申請專利範圍第7項之裝置其中之映像裝置包括 一互補金屬-氧化物半導體（CMOS)感應器。 1 4.根據申請專利範圍第7項之裝置其中之映像裝置包括 一接觸影像感應器（C I S )。 1 5. —種指紋照明的方法包括： || 接受一手指於一具有一微稜鏡陣列之透明平板上；且 放置一光源以直接照透過實質上為與該微稜鏡之一軸平 行之平板之水平面以照亮該手指，該指紋利用多個在平板 平面之下的全内部反射之反射光線而被照明，該反射光線 在第一表面與該微稜鏡陣列之間反射而達到皮膚與平板接 觸之處。 1 6.根據申請專利範圍第1 5項之方法更進一步包括透過 映像裝置之平板以補獲手指之影像之步驟。 1 7.根據申請專利範圍第1 6項之方法更進一步包括聚焦 該手指之影像於映像裝置上之步驟。 1 8 .根據申請專利範圍第1 5項之方法，其中該平板包括 # 一感測面、一底面、及二側邊，該方法進一步包括： 將光線反射離一位於該平板側邊且在光源另一側之反射
    O:\59\59454.ptc 第12頁 499658 案號 88112620 年月曰 修正 六、申請專利範圍 面0 1 9 .根據申請專利範圍第1 8項之方法，其中該反射面係 一鏡面。 2 0.根據申請專利範圍第1 8項之方法，其中該微稜鏡係 該底面之一部份。 2 1 .根據申請專利範圍第1 8項之方法，其中該微稜鏡係 該感測面之一部份。 ❿
    O:\59\59454.ptc 第13頁
TW088112620A 1998-07-28 1999-07-26 Method and apparatus for illuminating a fingerprint TW499658B (en)

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US09/124,182 US6188781B1 (en) 1998-07-28 1998-07-28 Method and apparatus for illuminating a fingerprint through side illumination of a platen

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JP (1) JP2002521769A (zh)
KR (1) KR100611135B1 (zh)
CN (1) CN1274447A (zh)
AU (1) AU4982399A (zh)
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Families Citing this family (60)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6628809B1 (en) * 1999-10-08 2003-09-30 Lumidigm, Inc. Apparatus and method for identification of individuals by near-infrared spectrum
US7890158B2 (en) * 2001-06-05 2011-02-15 Lumidigm, Inc. Apparatus and method of biometric determination using specialized optical spectroscopy systems
JP3858263B2 (ja) 2001-11-09 2006-12-13 日本電気株式会社 指紋画像入力装置及びそれを用いた電子機器
WO2003073159A1 (en) 2002-02-20 2003-09-04 Planar Systems, Inc. Light sensitive display
US7009663B2 (en) * 2003-12-17 2006-03-07 Planar Systems, Inc. Integrated optical light sensitive active matrix liquid crystal display
US7053967B2 (en) * 2002-05-23 2006-05-30 Planar Systems, Inc. Light sensitive display
US7209886B2 (en) 2003-01-22 2007-04-24 Biometric Technologies, Inc. System and method for implementing healthcare fraud countermeasures
US20080084374A1 (en) * 2003-02-20 2008-04-10 Planar Systems, Inc. Light sensitive display
US20080048995A1 (en) * 2003-02-20 2008-02-28 Planar Systems, Inc. Light sensitive display
US7627151B2 (en) * 2003-04-04 2009-12-01 Lumidigm, Inc. Systems and methods for improved biometric feature definition
US7394919B2 (en) * 2004-06-01 2008-07-01 Lumidigm, Inc. Multispectral biometric imaging
US7751594B2 (en) * 2003-04-04 2010-07-06 Lumidigm, Inc. White-light spectral biometric sensors
US7460696B2 (en) 2004-06-01 2008-12-02 Lumidigm, Inc. Multispectral imaging biometrics
US7668350B2 (en) * 2003-04-04 2010-02-23 Lumidigm, Inc. Comparative texture analysis of tissue for biometric spoof detection
US7539330B2 (en) * 2004-06-01 2009-05-26 Lumidigm, Inc. Multispectral liveness determination
WO2004090786A2 (en) * 2003-04-04 2004-10-21 Lumidigm, Inc. Multispectral biometric sensor
US7347365B2 (en) * 2003-04-04 2008-03-25 Lumidigm, Inc. Combined total-internal-reflectance and tissue imaging systems and methods
US20050007582A1 (en) * 2003-07-07 2005-01-13 Lumidigm, Inc. Methods and apparatus for collection of optical reference measurements for monolithic sensors
JP2005173700A (ja) * 2003-12-08 2005-06-30 Canon Inc 指紋読み取り装置及び個人認証システム
US7773139B2 (en) * 2004-04-16 2010-08-10 Apple Inc. Image sensor with photosensitive thin film transistors
US8229185B2 (en) * 2004-06-01 2012-07-24 Lumidigm, Inc. Hygienic biometric sensors
CN102043946B (zh) * 2004-06-01 2013-04-10 光谱辨识公司 个体进行生物识别测量的方法和生物识别测量系统
US7508965B2 (en) * 2004-06-01 2009-03-24 Lumidigm, Inc. System and method for robust fingerprint acquisition
US8787630B2 (en) * 2004-08-11 2014-07-22 Lumidigm, Inc. Multispectral barcode imaging
US20080088731A1 (en) * 2005-01-20 2008-04-17 Yasuhiro Tanaka Lens Array and Image Sensor Including Lens Array
US7801338B2 (en) * 2005-04-27 2010-09-21 Lumidigm, Inc. Multispectral biometric sensors
DE102005061336A1 (de) * 2005-12-21 2007-06-28 Rohde & Schwarz Gmbh & Co. Kg Gehäuse zur Abschirmung von elektromagnetischen Störungen
CN101506826A (zh) * 2006-07-19 2009-08-12 光谱辨识公司 多重生物测定多谱成像器
US8355545B2 (en) * 2007-04-10 2013-01-15 Lumidigm, Inc. Biometric detection using spatial, temporal, and/or spectral techniques
US8175346B2 (en) * 2006-07-19 2012-05-08 Lumidigm, Inc. Whole-hand multispectral biometric imaging
US7995808B2 (en) * 2006-07-19 2011-08-09 Lumidigm, Inc. Contactless multispectral biometric capture
US7804984B2 (en) 2006-07-31 2010-09-28 Lumidigm, Inc. Spatial-spectral fingerprint spoof detection
US7801339B2 (en) 2006-07-31 2010-09-21 Lumidigm, Inc. Biometrics with spatiospectral spoof detection
US8285010B2 (en) * 2007-03-21 2012-10-09 Lumidigm, Inc. Biometrics based on locally consistent features
TWI410878B (zh) * 2008-05-09 2013-10-01 Princeton Technology Corp 影像辨別裝置及其方法
WO2010038207A1 (en) * 2008-10-03 2010-04-08 Koninklijke Philips Electronics N.V. Device for optically examining the interior of a turbid medium
US20100246902A1 (en) * 2009-02-26 2010-09-30 Lumidigm, Inc. Method and apparatus to combine biometric sensing and other functionality
US20100228563A1 (en) * 2009-03-08 2010-09-09 Walker Jr Samuel E System and method for preventing health care fraud
WO2011028620A1 (en) * 2009-08-26 2011-03-10 Lumidigm, Inc. Multiplexed biometric imaging and dual-imager biometric sensor
US8570149B2 (en) 2010-03-16 2013-10-29 Lumidigm, Inc. Biometric imaging using an optical adaptive interface
US9310923B2 (en) 2010-12-03 2016-04-12 Apple Inc. Input device for touch sensitive devices
US9329703B2 (en) 2011-06-22 2016-05-03 Apple Inc. Intelligent stylus
US8928635B2 (en) 2011-06-22 2015-01-06 Apple Inc. Active stylus
US8638320B2 (en) 2011-06-22 2014-01-28 Apple Inc. Stylus orientation detection
US20130106568A1 (en) 2011-09-16 2013-05-02 Life Technologies Corporation Simultaneous acquisition of biometric data and nucleic acid
US9058646B2 (en) 2011-09-23 2015-06-16 Life Technologies Corporation Simultaneous acquisition of biometric data and nucleic acid
EP2600283A1 (de) * 2011-12-02 2013-06-05 Uwe Peter Braun Verfahren und Vorrichtung zur Fingerabdruckerkennung
WO2013126807A2 (en) 2012-02-22 2013-08-29 Life Technologies Corporation Simultaneous acquisition of biometric data and nucleic acid
US9652090B2 (en) 2012-07-27 2017-05-16 Apple Inc. Device for digital communication through capacitive coupling
US9176604B2 (en) 2012-07-27 2015-11-03 Apple Inc. Stylus device
US9557845B2 (en) 2012-07-27 2017-01-31 Apple Inc. Input device for and method of communication with capacitive devices through frequency variation
US10048775B2 (en) 2013-03-14 2018-08-14 Apple Inc. Stylus detection and demodulation
US10067580B2 (en) 2013-07-31 2018-09-04 Apple Inc. Active stylus for use with touch controller architecture
DE102014205362A1 (de) * 2014-03-21 2015-09-24 Bundesdruckerei Gmbh Vorrichtung und Verfahren zur optischen Erfassung einer Oberflächenstruktur und Verfahren zur Herstellung einer solchen Vorrichtung
US9678600B2 (en) 2014-04-04 2017-06-13 International Business Machines Corporation Display device including a display screen with integrated imaging and a method of using same
US10067618B2 (en) 2014-12-04 2018-09-04 Apple Inc. Coarse scan and targeted active mode scan for touch
US10474277B2 (en) 2016-05-31 2019-11-12 Apple Inc. Position-based stylus communication
KR101683759B1 (ko) * 2016-08-29 2016-12-07 실리콘 디스플레이 (주) 지문 인식 센서 및 이를 포함하는 휴대용 표시장치
CN108241820A (zh) * 2016-12-23 2018-07-03 创智能科技股份有限公司 生物辨识装置
US10423964B2 (en) 2017-12-29 2019-09-24 Scott Kimmel User controlled event record system

Family Cites Families (122)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3423886A (en) 1965-07-29 1969-01-28 Mueller Welt Contact Lenses In Method of machining non-rigid contact lenses
US3419287A (en) 1965-12-08 1968-12-31 System Dev Corp Fingerprint classification by coordinate system
US3482498A (en) 1967-05-09 1969-12-09 Trw Inc Ridge pattern recording apparatus
GB1283748A (en) 1968-10-21 1972-08-02 Digital Data Systems Corp Credit verification system
US3527535A (en) * 1968-11-15 1970-09-08 Eg & G Inc Fingerprint observation and recording apparatus
US3872438A (en) 1973-05-04 1975-03-18 William E Cuttill Credit card and credit card identification system for automatic vending equipment
US3975711A (en) 1974-08-30 1976-08-17 Sperry Rand Corporation Real time fingerprint recording terminal
US4210899A (en) 1975-06-23 1980-07-01 Fingermatrix, Inc. Fingerprint-based access control and identification apparatus
US3959884A (en) 1975-07-25 1976-06-01 First Ann Arbor Corporation Method of classifying fingerprints
US4185270A (en) 1976-07-19 1980-01-22 Fingermatrix, Inc. Fingerprint identification method and apparatus
US4151512A (en) 1976-09-10 1979-04-24 Rockwell International Corporation Automatic pattern processing system
US4047154A (en) 1976-09-10 1977-09-06 Rockwell International Corporation Operator interactive pattern processing system
US4322163A (en) 1977-10-25 1982-03-30 Fingermatrix Inc. Finger identification
US4156230A (en) 1977-11-02 1979-05-22 Rockwell International Corporation Method and apparatus for automatic extraction of fingerprint cores and tri-radii
US4454610A (en) 1978-05-19 1984-06-12 Transaction Sciences Corporation Methods and apparatus for the automatic classification of patterns
US4208651A (en) 1978-05-30 1980-06-17 Sperry Corporation Fingerprint identification by ridge angle and minutiae recognition
CA1087735A (en) 1978-07-28 1980-10-14 Szymon Szwarcbier Process and apparatus for positive identification of customers
US4225850A (en) 1978-11-15 1980-09-30 Rockwell International Corporation Non-fingerprint region indicator
DE3072034D1 (en) 1979-12-24 1987-10-29 Electro Optic Dev Method and device for carrying out a comparison between certain patterns, especially finger prints
US4260979A (en) 1979-12-31 1981-04-07 International Business Machines Corporation Apparatus for sensing non-coded images
US4544267A (en) 1980-11-25 1985-10-01 Fingermatrix, Inc. Finger identification
US4455083A (en) 1981-08-24 1984-06-19 Elmes Paul B Method and apparatus for fingerprint verification of identity
US4449189A (en) 1981-11-20 1984-05-15 Siemens Corporation Personal access control system using speech and face recognition
US4752966A (en) 1982-03-26 1988-06-21 Fingermatrix, Inc. Fingerprint identification system
AU567678B2 (en) 1982-06-28 1987-12-03 Nec Corporation Device for matching finerprints
US4525859A (en) 1982-09-03 1985-06-25 Bowles Romald E Pattern recognition system
US4581760A (en) 1983-04-27 1986-04-08 Fingermatrix, Inc. Fingerprint verification method
US4553837A (en) 1983-10-24 1985-11-19 Fingermatrix, Inc. Roll fingerprint processing apparatus
DE3587083T2 (de) 1984-04-18 1993-06-03 Nippon Electric Co Identifizierungssystem durch pruefung von fingerabdruecken.
US4607384A (en) 1984-05-01 1986-08-19 At&T - Technologies, Inc. Fingerprint classification arrangement
US4641350A (en) 1984-05-17 1987-02-03 Bunn Robert F Fingerprint identification system
US4777651A (en) 1984-06-25 1988-10-11 Tektronix, Inc. Method of pixel to vector conversion in an automatic picture coding system
US4787742A (en) 1984-07-12 1988-11-29 Fingermatrix, Inc. Direct finger reading
US4698751A (en) 1984-07-13 1987-10-06 Ford Aerospace & Communications Corporation Systolic array for solving cyclic loop dependent algorithms
US4618988A (en) 1984-07-25 1986-10-21 Fingermatrix, Inc. Matcher
US4827527A (en) 1984-08-30 1989-05-02 Nec Corporation Pre-processing system for pre-processing an image signal succession prior to identification
US4685145A (en) 1984-12-07 1987-08-04 Fingermatrix, Inc. Conversion of an image represented by a field of pixels in a gray scale to a field of pixels in binary scale
US5144680A (en) 1985-03-01 1992-09-01 Mitsubishi Denki Kabushiki Kaisha Individual identification recognition system
US4728186A (en) 1985-03-03 1988-03-01 Fujitsu Limited Uneven-surface data detection apparatus
US4723298A (en) 1985-03-27 1988-02-02 Fingermatrix, Inc. Image compression technique
JPS62502575A (ja) 1985-04-22 1987-10-01 ザ　クワンタン　フアンド　リミテイド 皮膚の模様を確認する方法及び装置
DK155242C (da) 1985-05-02 1989-07-31 Jydsk Telefon As Fremgangsmaade og apparat til automatisk aftastning af fingeraftryk
US4636622A (en) 1985-05-06 1987-01-13 Clark Clement P Card user identification system
US4696046A (en) 1985-08-02 1987-09-22 Fingermatrix, Inc. Matcher
US4747147A (en) 1985-09-03 1988-05-24 Sparrow Malcolm K Fingerprint recognition and retrieval system
CA1279783C (en) 1985-11-21 1991-02-05 Minnesota Mining And Manufacturing Company Totally internally reflecting thin, flexible film
US5056892A (en) 1985-11-21 1991-10-15 Minnesota Mining And Manufacturing Company Totally internally reflecting thin, flexible film
US4876726A (en) 1986-01-07 1989-10-24 De La Rue Printrak, Inc. Method and apparatus for contextual data enhancement
DE3679819D1 (de) 1986-05-06 1991-07-18 Siemens Ag Anordnung und verfahren zur ermittelung der berechtigung von personen durch ueberpruefen ihrer fingerabdruecke.
ATE78353T1 (de) 1986-05-07 1992-08-15 Brendan David Costello Verfahren und vorrichtung zum feststellen der identitaet.
US4817183A (en) 1986-06-16 1989-03-28 Sparrow Malcolm K Fingerprint recognition and retrieval system
US5067162A (en) 1986-06-30 1991-11-19 Identix Incorporated Method and apparatus for verifying identity using image correlation
US4790564A (en) 1987-02-20 1988-12-13 Morpho Systemes Automatic fingerprint identification system including processes and apparatus for matching fingerprints
US4811414A (en) 1987-02-27 1989-03-07 C.F.A. Technologies, Inc. Methods for digitally noise averaging and illumination equalizing fingerprint images
US4896363A (en) 1987-05-28 1990-01-23 Thumbscan, Inc. Apparatus and method for matching image characteristics such as fingerprint minutiae
US4837843A (en) 1987-06-19 1989-06-06 Hughes Aircraft Company Hybrid optical and electronic associative memory
US4907156A (en) 1987-06-30 1990-03-06 University Of Chicago Method and system for enhancement and detection of abnormal anatomic regions in a digital image
JP2664972B2 (ja) 1987-10-02 1997-10-22 ランジット セナナヤケ、ダヤ 個人識別システム
US4876725A (en) 1987-10-08 1989-10-24 Mytec Technologies Inc. Method and apparatus for fingerprint verification
US4933976A (en) 1988-01-25 1990-06-12 C.F.A. Technologies, Inc. System for generating rolled fingerprint images
US5040223A (en) 1988-02-17 1991-08-13 Nippondenso Co., Ltd. Fingerprint verification method employing plural correlation judgement levels and sequential judgement stages
US4891503A (en) 1988-03-29 1990-01-02 Gascard, Inc. Distributed authorization system
EP0339527B1 (en) 1988-04-23 1997-07-09 Nec Corporation Fingerprint processing system capable of detecting a core of a fingerprint image by curvature parameters
EP0343580B1 (en) 1988-05-24 1993-03-10 Nec Corporation Method and apparatus for matching fingerprints
US5222153A (en) 1988-09-02 1993-06-22 Thumbscan, Inc. Apparatus for matching a fingerprint using a tacky finger platen
JP2710062B2 (ja) 1988-11-29 1998-02-10 日本電気セキュリティシステム株式会社 出力候補数決定方式
CA2004457A1 (en) 1988-12-06 1990-06-06 Seigo Igaki Minutia data extraction in fingerprint identification
US5095194A (en) 1989-10-12 1992-03-10 Joseph Barbanell Holographic credit card with automatical authentication and verification
US5210797A (en) 1989-10-30 1993-05-11 Kokusan Kinzoku Kogyo Kabushiki Kaisha Adaptive dictionary for a fingerprint recognizer
US4993068A (en) 1989-11-27 1991-02-12 Motorola, Inc. Unforgeable personal identification system
KR920002928B1 (ko) 1989-11-28 1992-04-10 한국과학기술연구원 지문 인식 방법
US5522623A (en) 1990-03-29 1996-06-04 Technical Systems Corp. Coded identification card and other standardized documents
US5101436A (en) 1990-05-11 1992-03-31 Optigraphics Corporation Hybrid image editor
US5054090A (en) 1990-07-20 1991-10-01 Knight Arnold W Fingerprint correlation system with parallel FIFO processor
US5187748A (en) 1990-07-21 1993-02-16 Goldstar, Inc. Optical apparatus for fingerprint identification system
US5050220A (en) 1990-07-24 1991-09-17 The United States Of America As Represented By The Secretary Of The Navy Optical fingerprint correlator
JPH04252383A (ja) 1990-07-27 1992-09-08 Ezel Inc 指紋撮影装置
DE69124312T2 (de) 1990-08-07 1997-05-07 Sharp Kk Verfahren zur Prüfung von Fingerabdrücken
US5230025A (en) 1990-08-31 1993-07-20 Digital Biometrics, Inc. Method and apparatus for capturing skin print images
US5151945A (en) 1990-09-11 1992-09-29 The Research Foundation Of State Univ. Of N.Y. Determination of ambient light level changes in visual images
US5619586A (en) 1990-12-20 1997-04-08 Thorn Emi Plc Method and apparatus for producing a directly viewable image of a fingerprint
CA2064926C (en) 1991-04-03 1996-07-16 Ritsuko Omori Fingerprint image processing system capable of simply processing minutiae
DE4125198C1 (en) 1991-07-30 1992-05-27 Siemens Nixdorf Informationssysteme Ag, 4790 Paderborn, De Portable data carrier with biometric scanner for user recognition - detects fingerprint structure through window on side of appts. housing
US5222152A (en) 1991-11-19 1993-06-22 Digital Biometrics, Inc. Portable fingerprint scanning apparatus for identification verification
US5467403A (en) 1991-11-19 1995-11-14 Digital Biometrics, Inc. Portable fingerprint scanning apparatus for identification verification
JP2783033B2 (ja) 1992-01-13 1998-08-06 日本電気株式会社 カラー画像の領域抽出方法および装置
GB2267771A (en) 1992-06-06 1993-12-15 Central Research Lab Ltd Finger guide
US5287090A (en) 1992-09-30 1994-02-15 Grant Alan H Combination mouse and track ball unit
EP0609812B1 (en) 1993-02-01 1998-01-07 Matsushita Electric Industrial Co., Ltd. Waveguide-type image transmission device and fingerprint identification device
JP2759309B2 (ja) 1993-04-21 1998-05-28 株式会社松村エレクトロニクス 指紋照合方法
EP0647119A1 (de) 1993-04-30 1995-04-12 JENOPTIK GmbH Vorrichtung zur identifikation von fingerabdrücken mittels ultraschall
JPH071428U (ja) 1993-06-04 1995-01-10 株式会社エンプラス 面光源装置
JP2605598B2 (ja) 1993-08-20 1997-04-30 日本電気株式会社 指紋画像の伝送装置
US5416573A (en) 1993-09-10 1995-05-16 Indentix Incorporated Apparatus for producing fingerprint images which are substantially free of artifacts attributable to moisture on the finger being imaged
US5456256A (en) 1993-11-04 1995-10-10 Ultra-Scan Corporation High resolution ultrasonic imaging apparatus and method
US5623552A (en) 1994-01-21 1997-04-22 Cardguard International, Inc. Self-authenticating identification card with fingerprint identification
US5572597A (en) 1994-03-29 1996-11-05 Loral Corporation Fingerprint classification system
US5448649A (en) * 1994-05-24 1995-09-05 Chen; Wang S. Apparatus for imaging fingerprint or topographic relief pattern on the surface of an object
US5509083A (en) 1994-06-15 1996-04-16 Nooral S. Abtahi Method and apparatus for confirming the identity of an individual presenting an identification card
US5530757A (en) 1994-06-28 1996-06-25 International Business Machines Corporation Distributed fingerprints for information integrity verification
US5739864A (en) 1994-08-24 1998-04-14 Macrovision Corporation Apparatus for inserting blanked formatted fingerprint data (source ID, time/date) in to a video signal
US5680460A (en) 1994-09-07 1997-10-21 Mytec Technologies, Inc. Biometric controlled key generation
US5541994A (en) 1994-09-07 1996-07-30 Mytec Technologies Inc. Fingerprint controlled public key cryptographic system
US5712912A (en) 1995-07-28 1998-01-27 Mytec Technologies Inc. Method and apparatus for securely handling a personal identification number or cryptographic key using biometric techniques
US5737420A (en) 1994-09-07 1998-04-07 Mytec Technologies Inc. Method for secure data transmission between remote stations
US5732148A (en) * 1994-09-16 1998-03-24 Keagy; John Martin Apparatus and method for electronically acquiring fingerprint images with low cost removable platen and separate imaging device
US5596454A (en) 1994-10-28 1997-01-21 The National Registry, Inc. Uneven surface image transfer apparatus
US5613012A (en) 1994-11-28 1997-03-18 Smarttouch, Llc. Tokenless identification system for authorization of electronic transactions and electronic transmissions
US5513272A (en) 1994-12-05 1996-04-30 Wizards, Llc System for verifying use of a credit/identification card including recording of physical attributes of unauthorized users
US5625448A (en) 1995-03-16 1997-04-29 Printrak International, Inc. Fingerprint imaging
US5838306A (en) 1995-05-05 1998-11-17 Dell U.S.A., L.P. Mouse with security feature
US5822445A (en) * 1995-06-27 1998-10-13 Dew Engineering And Development Limited Apparatus for identifying fingerprints
US5740276A (en) 1995-07-27 1998-04-14 Mytec Technologies Inc. Holographic method for encrypting and decrypting information using a fingerprint
US5505222A (en) 1995-08-07 1996-04-09 Fu Tai Umbrella Works, Ltd. Multiple-fold automatic umbrella with simplified control means
US5793881A (en) 1995-08-31 1998-08-11 Stiver; John A. Identification system
US5818956A (en) 1995-10-23 1998-10-06 Tuli; Raja Singh Extended fingerprint reading apparatus
US5859420A (en) * 1996-02-12 1999-01-12 Dew Engineering And Development Limited Optical imaging device
US5650864A (en) 1996-04-08 1997-07-22 Scanvision Full color single-sensor-array contact image sensor (CIS) using advanced signal processing techniques
US5796858A (en) * 1996-05-10 1998-08-18 Digital Persona, Inc. Fingerprint sensing system using a sheet prism
US5680205A (en) 1996-08-16 1997-10-21 Dew Engineering And Development Ltd. Fingerprint imaging apparatus with auxiliary lens
IT1285524B1 (it) 1996-10-18 1998-06-08 Sinco Eng Spa Procedimento per il raffreddamento di resine poliestere e/o poliammidiche
US5920384A (en) * 1997-12-09 1999-07-06 Dew Engineering And Development Limited Optical imaging device

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EP1040443A1 (en) 2000-10-04
EP1040443A4 (en) 2002-02-13
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AU4982399A (en) 2000-02-21

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