JP2004139612A5 - - Google Patents

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Publication number
JP2004139612A5
JP2004139612A5 JP2003393269A JP2003393269A JP2004139612A5 JP 2004139612 A5 JP2004139612 A5 JP 2004139612A5 JP 2003393269 A JP2003393269 A JP 2003393269A JP 2003393269 A JP2003393269 A JP 2003393269A JP 2004139612 A5 JP2004139612 A5 JP 2004139612A5
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JP
Japan
Prior art keywords
personal authentication
living body
authentication device
imaging unit
finger
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Application number
JP2003393269A
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Japanese (ja)
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JP4649833B2 (en
JP2004139612A (en
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Publication date
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Priority to JP2003393269A priority Critical patent/JP4649833B2/en
Priority claimed from JP2003393269A external-priority patent/JP4649833B2/en
Publication of JP2004139612A publication Critical patent/JP2004139612A/en
Publication of JP2004139612A5 publication Critical patent/JP2004139612A5/ja
Application granted granted Critical
Publication of JP4649833B2 publication Critical patent/JP4649833B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Claims (8)

生体を設置させる指置台と、
生体に対して光を照射する光源と、
前記生体を透過した光の撮像を行う撮像部と、
前記撮像部で撮像された画像から前記生体の血管パターンを抽出し、照合を行う画像演算部とを有し、
前記撮像部により撮像された画像を基に前記生体の設置を検出し、前記光源は、光の照射を行うことを特徴とする個人認証装置。 A finger rest for placing a living body;
A light source that emits light to a living body;
An imaging unit for imaging light transmitted through the living body;
An image calculation unit that extracts a blood vessel pattern of the living body from an image captured by the imaging unit and performs collation;
A personal authentication device characterized in that the installation of the living body is detected based on an image captured by the imaging unit, and the light source emits light. 請求項１に記載の個人認証装置において、前記生体は、手の指であることを特徴とする個人認証装置。   The personal authentication device according to claim 1, wherein the living body is a finger of a hand. 請求項１に記載の個人認証装置において、前記光源は、複数の素子により構成され、前記撮像部により撮像された画像を基に前記生体の位置を検出し、前記複数の素子のうち照射する素子を決定することを特徴とする個人認証装置。   2. The personal authentication device according to claim 1, wherein the light source includes a plurality of elements, detects a position of the living body based on an image captured by the imaging unit, and irradiates among the plurality of elements. A personal authentication device characterized by determining 請求項１に記載の個人認証装置において、前記撮像部により撮像された画像から生体の関節部分を検出し、設定された基準値の輝度に近づくように、前記光源からの光の照射を制御することを特徴とする個人認証装置。   The personal authentication device according to claim 1, wherein a joint part of a living body is detected from an image captured by the imaging unit, and irradiation of light from the light source is controlled so as to approach a luminance of a set reference value. A personal authentication device. 請求項４に記載の個人認証装置において、前記制御は、前記光源の出力を調節することにより行うことを特徴とする個人認証装置。   5. The personal authentication apparatus according to claim 4, wherein the control is performed by adjusting an output of the light source. 請求項４又は５に記載の個人認証装置において、前記生体は指であって、前記撮像された画像における指の長軸方向での輝度プロファイルから、関節部分を検出することを特徴とする個人認証装置。   6. The personal authentication device according to claim 4, wherein the living body is a finger, and a joint portion is detected from a luminance profile in a major axis direction of the finger in the captured image. apparatus. 請求項４又は５に記載の個人認証装置において、前記撮像部によって撮像した血管パターン画像のプロファイルにより、相対的に輝度値の高い部分を、関節部分として検出することを特徴とする個人認証装置。   6. The personal authentication device according to claim 4, wherein a portion having a relatively high luminance value is detected as a joint portion based on a profile of a blood vessel pattern image captured by the imaging unit. 請求項４又は５に記載の個人認証装置において、前記生体は指であって、前記撮像部によって撮像した血管パターン画像について、前記指の長軸方向に空間的ローパスフィルタを書けた画像を評価して、関節部分を検出することを特徴とする個人認証装置。   The personal authentication device according to claim 4, wherein the living body is a finger, and an image obtained by writing a spatial low-pass filter in a major axis direction of the finger is evaluated for the blood vessel pattern image captured by the imaging unit. And a personal authentication device for detecting a joint portion.
JP2003393269A 2003-11-25 2003-11-25 Personal authentication device and blood vessel image extraction device Expired - Fee Related JP4649833B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2003393269A JP4649833B2 (en) 2003-11-25 2003-11-25 Personal authentication device and blood vessel image extraction device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003393269A JP4649833B2 (en) 2003-11-25 2003-11-25 Personal authentication device and blood vessel image extraction device

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP2000290325A Division JP2002092616A (en) 2000-09-20 2000-09-20 Individual authentication device

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2010005433A Division JP5188517B2 (en) 2010-01-14 2010-01-14 Personal authentication device

Publications (3)

Publication Number Publication Date
JP2004139612A JP2004139612A (en) 2004-05-13
JP2004139612A5 true JP2004139612A5 (en) 2007-11-01
JP4649833B2 JP4649833B2 (en) 2011-03-16

Family

ID=32463909

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003393269A Expired - Fee Related JP4649833B2 (en) 2003-11-25 2003-11-25 Personal authentication device and blood vessel image extraction device

Country Status (1)

Country Link
JP (1) JP4649833B2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4836501B2 (en) * 2005-06-20 2011-12-14 富士通株式会社 Personal authentication system, personal authentication method, personal authentication program
FR2913788B1 (en) * 2007-03-14 2009-07-03 Sagem Defense Securite METHOD AND APPARATUS FOR IDENTIFYING AN INDIVIDUAL BY OPTICAL CAPTURE OF AN IMAGE OF A BODY FOOTPRINT

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0336679A (en) * 1989-07-03 1991-02-18 Mitsubishi Electric Corp Finger print image input device
JPH04199376A (en) * 1990-11-29 1992-07-20 Fujitsu Ltd Finger print image input device
JPH06309440A (en) * 1993-04-21 1994-11-04 Fujitsu Ltd Image fetching system for image collating device
JPH0969152A (en) * 1995-09-01 1997-03-11 Nippon Yunishisu Kk Surface image sampling device

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