JP4379500B2 - 生体撮像装置 - Google Patents
生体撮像装置 Download PDFInfo
- Publication number
- JP4379500B2 JP4379500B2 JP2007197607A JP2007197607A JP4379500B2 JP 4379500 B2 JP4379500 B2 JP 4379500B2 JP 2007197607 A JP2007197607 A JP 2007197607A JP 2007197607 A JP2007197607 A JP 2007197607A JP 4379500 B2 JP4379500 B2 JP 4379500B2
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- 238000012984 biological imaging Methods 0.000 title claims description 8
- 238000003384 imaging method Methods 0.000 claims description 108
- 210000003462 vein Anatomy 0.000 claims description 25
- 238000002834 transmittance Methods 0.000 claims description 22
- 210000004027 cell Anatomy 0.000 claims description 14
- 239000004973 liquid crystal related substance Substances 0.000 claims description 12
- 210000002858 crystal cell Anatomy 0.000 claims description 9
- 239000011521 glass Substances 0.000 description 10
- 239000000758 substrate Substances 0.000 description 10
- 102000001554 Hemoglobins Human genes 0.000 description 7
- 108010054147 Hemoglobins Proteins 0.000 description 7
- 230000004048 modification Effects 0.000 description 7
- 238000012986 modification Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000006059 cover glass Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 210000002615 epidermis Anatomy 0.000 description 3
- 230000001678 irradiating effect Effects 0.000 description 3
- 210000003491 skin Anatomy 0.000 description 3
- 208000031872 Body Remains Diseases 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000031700 light absorption Effects 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 239000002210 silicon-based material Substances 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
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- 229910044991 metal oxide Inorganic materials 0.000 description 1
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- 239000013307 optical fiber Substances 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/30—Individual registration on entry or exit not involving the use of a pass
- G07C9/32—Individual registration on entry or exit not involving the use of a pass in combination with an identity check
- G07C9/37—Individual registration on entry or exit not involving the use of a pass in combination with an identity check using biometric data, e.g. fingerprints, iris scans or voice recognition
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F18/00—Pattern recognition
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/117—Identification of persons
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/10—Image acquisition
- G06V10/12—Details of acquisition arrangements; Constructional details thereof
- G06V10/14—Optical characteristics of the device performing the acquisition or on the illumination arrangements
- G06V10/143—Sensing or illuminating at different wavelengths
-
- 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
- G06V40/14—Vascular patterns
- G06V40/145—Sensors therefor
-
- 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
- G06V40/14—Vascular patterns
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Human Computer Interaction (AREA)
- Multimedia (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Data Mining & Analysis (AREA)
- Pathology (AREA)
- Bioinformatics & Computational Biology (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Artificial Intelligence (AREA)
- Evolutionary Biology (AREA)
- Evolutionary Computation (AREA)
- General Engineering & Computer Science (AREA)
- Biophysics (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Image Input (AREA)
Description
次に、本発明の変形例について、図3および図4を参照して説明する。図3は、変形例に係る生体認証装置3の概略構成を表すものである。図4(A)は、液晶セルに対して電圧を印加しない場合の光の透過の様子を模式的に表すものであり、同図(B)は電圧を印加にした場合の光の透過(遮断)の様子を模式的に表すものである。
Claims (5)
- 生体に対する透過率の高い第1の波長領域の光と、この第1の波長領域よりも生体に対する透過率の低い第2の波長領域の光とを、選択的に切り替えてそれぞれ生体へ向けて照射する光源部と、
前記生体からの光を集光する撮像レンズ部と、
前記撮像レンズ部で集光される光のうち、前記第1の波長領域の光に基づいて前記生体の第1の撮像データを取得すると共に、前記第2の波長領域の光に基づいて前記生体の第2の撮像データを取得する撮像素子と、
前記撮像素子で取得された前記第1の撮像データと前記第2の撮像データとの差分画像データを生成する画像処理部とを備え、
前記撮像素子は、複数の撮像セルと、複数の光源用の液晶セルとを有し、
前記光源部が、
前記撮像素子の受光面と反対側の全面に設けられた導光板と、
前記導光板に接続されると共に、前記第1および第2の波長領域の光をそれぞれ発する複数の光源とからなる
生体撮像装置。 - 前記第1の波長領域は、700nm以上1200nm以下の波長領域である
請求項1記載の生体撮像装置。 - 前記第2の波長領域は、700nm未満もしくは1200nmよりも大きい波長領域である
請求項1記載の生体撮像装置。 - 前記画像処理部によって生成された差分画像データは、前記生体の静脈についての画像データである
請求項1記載の生体撮像装置。 - 前記画像処理部によって生成された差分画像データに基づき、生体の認証を行う認証部を備えた
請求項1に記載の生体撮像装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007197607A JP4379500B2 (ja) | 2007-07-30 | 2007-07-30 | 生体撮像装置 |
US12/218,413 US8233149B2 (en) | 2007-07-30 | 2008-07-15 | Biometric image pickup apparatus |
KR1020080073839A KR20090013068A (ko) | 2007-07-30 | 2008-07-29 | 생체 촬상 장치 |
CN2008101311799A CN101357065B (zh) | 2007-07-30 | 2008-07-30 | 生物特征图像拾取设备 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007197607A JP4379500B2 (ja) | 2007-07-30 | 2007-07-30 | 生体撮像装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009028427A JP2009028427A (ja) | 2009-02-12 |
JP4379500B2 true JP4379500B2 (ja) | 2009-12-09 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007197607A Expired - Fee Related JP4379500B2 (ja) | 2007-07-30 | 2007-07-30 | 生体撮像装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8233149B2 (ja) |
JP (1) | JP4379500B2 (ja) |
KR (1) | KR20090013068A (ja) |
CN (1) | CN101357065B (ja) |
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US7442629B2 (en) | 2004-09-24 | 2008-10-28 | President & Fellows Of Harvard College | Femtosecond laser-induced formation of submicrometer spikes on a semiconductor substrate |
JP2009031903A (ja) * | 2007-07-25 | 2009-02-12 | Sony Corp | 生体認証装置 |
US9673243B2 (en) | 2009-09-17 | 2017-06-06 | Sionyx, Llc | Photosensitive imaging devices and associated methods |
KR101054314B1 (ko) * | 2009-12-10 | 2011-08-08 | 연세대학교 산학협력단 | 위조 지문 검출 장치 및 그 방법 |
JP5297997B2 (ja) * | 2009-12-21 | 2013-09-25 | 株式会社日立メディアエレクトロニクス | 個人認証装置及び移動通信端末 |
US8692198B2 (en) | 2010-04-21 | 2014-04-08 | Sionyx, Inc. | Photosensitive imaging devices and associated methods |
JP5268997B2 (ja) * | 2010-06-02 | 2013-08-21 | 株式会社日立メディアエレクトロニクス | 生体認証装置 |
CN103081128B (zh) | 2010-06-18 | 2016-11-02 | 西奥尼克斯公司 | 高速光敏设备及相关方法 |
EP2677490B1 (en) * | 2011-02-15 | 2021-04-28 | Fujitsu Frontech Limited | Authentication device, authentication program, and authentication method |
US9496308B2 (en) | 2011-06-09 | 2016-11-15 | Sionyx, Llc | Process module for increasing the response of backside illuminated photosensitive imagers and associated methods |
EP2732402A2 (en) | 2011-07-13 | 2014-05-21 | Sionyx, Inc. | Biometric imaging devices and associated methods |
CN104205165B (zh) * | 2012-03-28 | 2017-06-23 | 富士通株式会社 | 生物体认证装置、生物体认证方法、以及生物体认证程序 |
FR2997528B1 (fr) * | 2012-10-26 | 2021-10-15 | Oberthur Technologies | Identification biometrique |
JP2016510467A (ja) * | 2013-01-17 | 2016-04-07 | サイオニクス、エルエルシー | 生体撮像装置および関連方法 |
EP2946339A4 (en) * | 2013-01-17 | 2016-09-14 | Sionyx Llc | BIOMETRIC IMAGING DEVICES AND CORRESPONDING METHODS |
WO2014209421A1 (en) | 2013-06-29 | 2014-12-31 | Sionyx, Inc. | Shallow trench textured regions and associated methods |
CN104622439B (zh) * | 2013-11-10 | 2017-02-01 | 浙江大学 | 一种非固定的手环式脉搏采集系统及采集方法 |
CN103729640A (zh) * | 2013-12-24 | 2014-04-16 | 小米科技有限责任公司 | 一种手指静脉特征提取方法、装置及一种终端 |
KR102491852B1 (ko) | 2015-08-28 | 2023-01-26 | 삼성전자주식회사 | 광 센서 및 그 동작 방법 |
JP6707943B2 (ja) | 2016-03-25 | 2020-06-10 | 富士通株式会社 | 生体画像処理装置及び生体画像処理方法 |
CN105956535A (zh) * | 2016-04-25 | 2016-09-21 | 广东欧珀移动通信有限公司 | 指纹识别控制方法、指纹识别控制装置及电子装置 |
JP2017196319A (ja) * | 2016-04-28 | 2017-11-02 | ソニー株式会社 | 撮像装置、認証処理装置、撮像方法、認証処理方法およびプログラム |
JP6801435B2 (ja) * | 2016-12-20 | 2020-12-16 | 富士通株式会社 | 生体認証装置、生体認証システム、生体認証プログラム、及び生体認証方法 |
CN107506687B (zh) * | 2017-07-17 | 2020-01-21 | Oppo广东移动通信有限公司 | 活体检测方法及相关产品 |
CN108073907A (zh) * | 2017-12-27 | 2018-05-25 | 广州广电运通金融电子股份有限公司 | 一种静脉图像采集装置 |
TWI654441B (zh) | 2018-06-29 | 2019-03-21 | 金佶科技股份有限公司 | 取像裝置 |
CN110210394B (zh) * | 2019-05-31 | 2021-05-04 | Oppo广东移动通信有限公司 | 静脉图像采集方法及相关产品 |
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JP2009031903A (ja) * | 2007-07-25 | 2009-02-12 | Sony Corp | 生体認証装置 |
-
2007
- 2007-07-30 JP JP2007197607A patent/JP4379500B2/ja not_active Expired - Fee Related
-
2008
- 2008-07-15 US US12/218,413 patent/US8233149B2/en not_active Expired - Fee Related
- 2008-07-29 KR KR1020080073839A patent/KR20090013068A/ko not_active Application Discontinuation
- 2008-07-30 CN CN2008101311799A patent/CN101357065B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN101357065B (zh) | 2011-01-26 |
US20090036783A1 (en) | 2009-02-05 |
JP2009028427A (ja) | 2009-02-12 |
US8233149B2 (en) | 2012-07-31 |
CN101357065A (zh) | 2009-02-04 |
KR20090013068A (ko) | 2009-02-04 |
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