WO2013069372A1 - Dispositif d'authentification biométrique et dispositif de transaction automatique pourvu de celui-ci - Google Patents

Dispositif d'authentification biométrique et dispositif de transaction automatique pourvu de celui-ci Download PDF

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Publication number
WO2013069372A1
WO2013069372A1 PCT/JP2012/073573 JP2012073573W WO2013069372A1 WO 2013069372 A1 WO2013069372 A1 WO 2013069372A1 JP 2012073573 W JP2012073573 W JP 2012073573W WO 2013069372 A1 WO2013069372 A1 WO 2013069372A1
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WIPO (PCT)
Prior art keywords
detection unit
biometric authentication
living body
detected
unit
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PCT/JP2012/073573
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English (en)
Japanese (ja)
Inventor
敦博 今泉
昌嗣 畦田
Original Assignee
日立オムロンターミナルソリューションズ株式会社
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Application filed by 日立オムロンターミナルソリューションズ株式会社 filed Critical 日立オムロンターミナルソリューションズ株式会社
Priority to CN201280052981.3A priority Critical patent/CN104025149A/zh
Publication of WO2013069372A1 publication Critical patent/WO2013069372A1/fr

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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
    • G06V40/60—Static or dynamic means for assisting the user to position a body part for biometric acquisition
    • G06V40/67—Static or dynamic means for assisting the user to position a body part for biometric acquisition by interactive indications to the user
    • 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

Definitions

  • the present invention relates to a biometric device and an automatic transaction device provided with the same.
  • a biometric device that authenticates a user using biometric information is used in various devices and systems.
  • the user reads biological information by performing an operation of holding a predetermined part of the body such as a finger or an eye over the authentication device or an operation (verification operation), and extracted from the biological information
  • the feature amount and the feature amount of the biometric information registered in advance by the person are compared to calculate the degree of matching, and the person is determined based on whether the degree of matching exceeds a predetermined threshold.
  • Patent Document 2 “When the biological information acquisition unit tries to acquire the biological information, the imaging unit is controlled to photograph the predetermined part when the user operates and acquire the operation image at the time of authentication. Along with comparing the authentication operation image with the registered operation image registered in advance for the predetermined part, and according to the comparison result, the guidance notification unit is controlled to notify the operation guidance. ing.
  • the present invention provides a biometric authentication device capable of displaying an appropriate guidance for the user in the authentication operation at the time of biometric authentication, and suppressing an authentication failure due to a failure of the authentication operation.
  • a first detection unit for detecting biological information a second detection unit for detecting a contact position of a portion different from the living body detected by the first detection unit, the biological information and the first detection unit
  • a biometric authentication apparatus comprising: a storage unit storing contact positions of parts different from the living body, a display unit displaying operation guidance, and a control unit controlling them, wherein the biometric information is registered, When the biological information detected by the first detection unit and the contact position detected by the second detection unit are stored in the storage unit and the biological information is authenticated, the position stored in the storage unit is stored in the storage unit. Display the corresponding operation guidance.
  • an appropriate guidance notice is displayed to the user, and it is possible to suppress an authentication failure caused by a failure of the authentication operation of the unaccustomed user of the operation.
  • FIG. 1 is a block diagram of a biometric authentication device 100 according to this embodiment, which includes a control unit 110, a display input unit 101, a living body image capturing unit 104, a living body information storage unit 105, and a communication unit 106.
  • the control unit 110 executes control of each unit of the biometric authentication device 100, and extracts biometric feature information serving as a feature at the time of personal identification from the biometric image acquired by the biometric image capturing unit 104, and the extracted biometric information A registration process of storing in the biometric information storage unit 105 as registration data is performed. Further, the control unit 110 extracts biometric feature information that is a feature at the time of personal identification from the biometric image input by the biometric image capturing unit 104, and collates the extracted biometric information with the feature amount of the biometric information registered in advance by the individual. Then, the degree of coincidence is calculated, the coincidence / non-coincidence is judged depending on whether or not the calculated degree of coincidence exceeds a predetermined threshold, and the authentication process is carried out by making the determination of the person.
  • the display input unit 101 includes a display unit 102 and an input unit 103.
  • the display unit 102 displays a menu screen of the biometric device 100, operation guidance of the biometric device, and the like.
  • the input unit 103 is configured by a touch panel, and receives an information input operation such as an input of an ID number in the biometric device or an input of finger information to be registered.
  • a living body for example, a wrist
  • the display unit 102 and the input unit 103 preferably use a device in which a screen display function and a touch panel input function are integrated, such as a touch panel liquid crystal display, but they may be devices independent of each other.
  • the input unit 103 may be configured using a sensor or a button other than the touch panel.
  • the portion of the living body held up to the living body image capturing unit 104 can be represented as a first living body portion, and the portion of the living body detected by the display input unit 101 can be represented as a second living body portion.
  • the biometric image capturing unit 104 acquires a biometric image of a user who carries out biometric authentication.
  • biometric information information unique to each individual, such as finger vein pattern, palm vein pattern, fingerprint, palm shape, iris, face, etc., which is difficult for another person to impersonate is used.
  • the biometric information storage unit 105 stores biometric information acquired from the user in advance as registration data. An example of registration data to be stored is shown in FIG. 6, and the details will be described later.
  • the communication unit 106 receives commands such as registration processing and authentication processing from the upper host to the biometric authentication device 100, and transmits processing results of each command to the upper host.
  • FIG. 2 is a schematic view of the biometric device 100 according to the present embodiment.
  • the biological image capturing unit 104 is disposed on the back side of the biometric image capturing unit 104 so that the biometric image capturing unit 104 can be used as a living organism 201 in registration processing or authentication processing.
  • the living body for example, the wrist
  • the display input unit 101 touch at the contact portion 202
  • a predetermined part for example, a finger
  • the living body 201 is kept stationary by touching the living body (for example, wrist) and the touch panel. It is possible to acquire a suitable biological image free from image blurring.
  • FIG. 3 is a touch panel used when holding a predetermined part (for example, a finger) of the living body 201 over the living body image capturing unit 104 in the registration processing or the authentication processing of the biometric authentication apparatus in the biometric authentication apparatus 100 according to the present embodiment. It is an example of position information of a living body placed on top. The living body is placed at various positions on the touch panel input unit 301 such as the far side, the near side, the right side, and the left side.
  • the living body and the touch panel are in contact with each other by the contact portion 302 such as the lower part of the palm or near the wrist, and is detected as coordinate information (x, y) of the contact portion 302 at one point.
  • the coordinate information (x 1 , y 1 ) to (x n , y n ) of a plurality of points may be detected as the coordinates of the contact portion.
  • the touch area of the touch portion may be calculated from coordinate information of a plurality of points, and the touch area may be detected.
  • FIG. 4 is a diagram showing a registration processing flow of the biometric device according to the present embodiment.
  • each processing step of the registration processing of the operation of the biometric device 100 will be described using FIG. 4.
  • step 401 an ID number for identifying the user is input using the input unit 103.
  • step 402 information relating to the type of a region of a living body to which biological information is to be registered, such as “right hand index finger”, is input using the input unit 103.
  • step 403 operation guidance display for registration is performed on the display unit 102.
  • operation guidance display display of the outer shape of the living body
  • operation guidance display display of the outer shape of the living body of appropriate contents is performed according to the type of the region of the living body input in step 402. For example, when the information input in step 402 is “right index finger”, display of operation guidance appropriate for reading biological information of the right index finger is performed as shown in the display example 501 of FIG. 5. If the information input in step 402 is the “middle finger on the left hand”, display of operation guidance appropriate for reading the biological information of the middle finger on the left hand is performed as shown in the display example 502 in FIG. 5.
  • step 404 the input unit 103 is used to detect that a living body has touched. If there is no detection, step 404 is repeated, and if the living body touches (is detected), the process proceeds to the next step 405.
  • the coordinates of the detected touch panel are (x T , y T ).
  • step 405 a biometric image of the user is acquired using the biometric image capturing unit 104, and the feature information is intended to be extracted and converted into a data form suitable for collation for personal authentication from the read biometric information. Extract.
  • step 406 a living body image is captured and it is determined whether feature amount information extraction has succeeded. In the case of failure, the process proceeds to step 407, and in the case of success, the process proceeds to step 408.
  • step 407 when the living body image shooting and the feature amount information extraction fail, operation guidance display for performing living body image shooting again is displayed on the display unit 102. Also in the content of the guidance displayed here, operation guidance display of appropriate content is performed according to the type of the region of the living body input in step 402.
  • step 404 After the operation guidance display is performed, the process is repeated from step 404 to perform living body image capturing again.
  • registration data 600 of the user shown in FIG. 6 is stored in the biometric information storage unit 105.
  • the registration data 600 stored here is the ID number 601 of the user acquired and generated in the registration process, the biological type information 602 indicating which hand is the left hand and which hand of the finger, and the touch panel is detected It is assumed that living body detection coordinates (x T , y T ) 603 and living body feature amount information 604 indicating vein data of a finger.
  • FIG. 7 is a diagram showing an authentication process flow of the biometric apparatus according to the present embodiment.
  • each processing step of the authentication processing operation of the biometric authentication device 100 will be described using FIG. 7.
  • step 701 an ID number for identifying the user is input using the input unit 103.
  • step 702 operation guidance display for authentication is performed on the display unit 102.
  • operation guidance display of appropriate contents is performed according to the type information in the registration data of the user.
  • the type information is “right index finger”
  • operation guidance appropriate for reading biological information of the right index finger is displayed.
  • the contents of the operation guidance displayed here are guidance display of appropriate contents in accordance with the touch panel coordinates in the registration data of the user.
  • FIG. 8A when the touch panel coordinates 803 of the registration data are on the back side of the touch panel 802, the guidance display position is on the back side as in the guidance display 801.
  • the guidance display position is set to the near side as shown in the guidance display 811.
  • the operation guidance display for displaying the hand shape is performed, but another display may be used.
  • a contact portion such as a palm may be displayed.
  • the guidance display 801 and the touch panel 802 are separately illustrated in FIG. 8, they are only divided for convenience of description. The same applies to FIG.
  • step 703 the input unit 103 is used to detect that the living body has touched. If there is no detection, step 703 is repeated, and if there is detection that a living body has touched, the process proceeds to the next step 705.
  • the coordinates of the touch panel detected here are (x N , y N ).
  • step 704 the living body image of the user is acquired using the living body image capturing unit 104, feature amount information is extracted from the read living body information, and the living body feature amount information of the registered data of the person and the read living body feature The amount information is compared to calculate the matching degree of matching.
  • step 705 the personal identification determination is performed using the matching degree calculated in step 704. If the matching degree with the registered data is higher than the predetermined authentication determination threshold, the user authentication corresponding to the ID of the registered data is determined to be successful (matched), and the process proceeds to step 706. If the degree of matching is lower than the authentication determination threshold value, it is determined that the authentication is unsuccessful (mismatch), and the process proceeds to step 707.
  • step 706 the upper system is notified of the authentication result that the user authentication is successful, through the communication unit 106.
  • step 707 when the authentication fails (mismatch), operation guidance display for performing authentication again is displayed on the display unit 102. Also in the contents of the guidance displayed here, operation guidance display of the appropriate contents is performed according to the type information of the registration data. In addition, the operation guidance content displayed here can be compared with the touch panel coordinates (x T , y T ) of the registered data and the touch panel coordinates (x N , y N ) at the time of authentication, and the appropriate living body can be rearranged. Provide guidance on the content.
  • the touch panel 902 compares the touch panel coordinates 903 at the time of authentication failure with the touch panel coordinates 904 at the time of registration. If it is determined that the operation guidance is displayed, operation guidance display is performed as in the guidance display 901 to prompt the user to replace the back side. After the operation guidance is displayed, the process is repeated from step 703 to perform authentication again.
  • the above is the configuration and operation of the biometric device according to the present embodiment.
  • an appropriate guidance notice is displayed to the user before performing the authentication operation at the time of authentication, and the authentication failure caused by the failure of the authentication operation is suppressed. be able to.
  • the operation guidance allows the living body to be placed at an appropriate position, which can prevent another authentication failure.
  • FIG. 1 An example in which the biometrics authentication system of this embodiment is applied to an ATM (Automated Teller Machine) is shown in FIG. 1
  • the configuration of the second embodiment is the same as that of the first embodiment, and the same processing is performed for the registration processing of biometric authentication, so the description will be omitted.
  • FIG. 12 is a flowchart showing the operation of the biometric device of the second embodiment during biometric authentication.
  • the authentication processing operation of the biometric device 100 of the second embodiment will be described with reference to FIG.
  • a user who uses the biometric authentication device 100 starts an authentication process when performing authentication of the user.
  • step 1201 an ID number for identifying the user is input using the input unit 103.
  • step 1202 operation guidance display for authentication is performed on the display unit 102.
  • An example of the contents of the guidance displayed here is shown in FIG.
  • FIG. 13 is an example of operation guidance display for authentication in the present embodiment.
  • the type information is “right index finger”
  • display of operation guidance suitable for reading biological information of the right index finger is performed.
  • touch panel coordinates 1303 of registration data are added to the guidance display 1301 and displayed.
  • touch panel coordinates 1303 of registration data are added to the guidance display 1301 and displayed.
  • step 1203 detection using a living body is performed using the input unit 103 and the living body image capturing unit 104. If there is no detection, step 1203 is repeated, and if there is detection that the living body touched, the process proceeds to the next step 1204.
  • the coordinates of the touch panel detected here are (x N , y N ).
  • step 1204 the living body image of the user is acquired using the living body image capturing unit 104, and feature amount information is extracted from the read living body information.
  • the biometric feature amount information of the registered data of the user, the read biometric feature amount information and the touch panel coordinates of the registered data, and the detected touch panel coordinates are collated to calculate a matching degree of matching and a coordinate matching range.
  • the calculation of the matching degree of matching in the biometric feature amount information is the same as that of the first embodiment.
  • the calculation of the coordinate coincidence range in the touch panel coordinates is determined as coincidence if there is touch panel coordinates detected within the predetermined range from the touch panel coordinates of the registered data, and it is judged as noncoincidence if it is outside the predetermined range.
  • step 1205 the personal identification determination is performed using the matching degree calculated in step 1204. If the degree of matching with the registered data exceeds the predetermined authentication determination threshold and is high within the coordinate matching range, it is determined that the user authentication corresponding to the ID of the registered data is successful, and the process proceeds to step 1206.
  • step 1207 If the degree of matching is lower than the authentication determination threshold or outside the coordinate matching range, it is determined that the authentication is unsuccessful, and the process proceeds to step 1207.
  • step 1207 when the authentication fails, the operation guidance display for performing authentication again is displayed on the display unit 102. Also in the content of the guidance displayed here, the operation guidance of the appropriate content is displayed according to the type information of the registration data.
  • the guidance content displayed here is a content that can be replaced with an appropriate living body by comparing the touch panel coordinates (x T , y T ) of registration data with the touch panel coordinates (x N , y N ) at the time of authentication. Display the operation guidance of.
  • the operation guidance display performs the operation guidance display similar to FIG. 9 described in the first embodiment, the description will be omitted.
  • the process is repeated from step 1203 to perform authentication again.
  • Step 1206 notifies the upper system of the authentication result via the communication unit 106.
  • the above is the configuration and operation of the biometric device according to the present embodiment. By adopting this configuration, more accurate biometric authentication can be performed.
  • FIG. 10 is another external view (perspective view) of the biometric device 100 according to this embodiment.
  • a marking 1002 indicating the position where the living body is to be placed is provided around the living body image capturing unit 104, and the guidance 1001 displayed on the display input unit 101 is designed integrally with the marking 1002 so that the user can easily understand the guidance. It can be done.
  • the integrated design indicates a design displayed so that it can be recognized as one display (for example, a hand) by combining the marking 1002 and the guidance displayed on the display input unit 101.
  • the marking 1002 and the operation guidance do not have to completely match each other, as long as they can be recognized as one display.
  • the marking 1002 may be a guide structure indicating the position where the living body is to be placed.
  • FIG. 11A is an example of a side view of a biometric device using a living body portion different from that of the first embodiment.
  • FIG. 11 (b) is an example of authentication guidance display using the biometric authentication device.
  • the biometric authentication unit 1101 acquires a fingerprint and uses it for biometric authentication.
  • the operation at the time of registration and the operation at the time of biometric authentication are the same as in the embodiment.
  • palm print and palm veins can also be used for biometrics.
  • FIG. 14 may be used.
  • a display input unit 1402 used in an ATM (Automated Teller Machine) 1501 is used instead of the display input unit 101 of the present embodiment, and the biometric authentication unit 1403 is disposed at the position shown in FIG. 14.
  • the present embodiment can be implemented.
  • the present invention is applicable not only to a biometric authentication device but also to a multifunctional mobile phone (smart phone) having a biometric authentication function.
  • the present invention can also be applied to a biometric authentication apparatus in which the display input unit 101 and the biometric image capturing unit 104 are separate devices in which a tablet PC or the like and a biometric authentication unit are combined.
  • the present invention is not limited to the embodiments described above, but includes various modifications.
  • the embodiments described above are described in detail in order to explain the present invention in an easy-to-understand manner, and are not necessarily limited to those having all the configurations described.
  • biometric authentication apparatus 101 display input unit 102 display unit 103 input unit 104 living body image capturing unit 105 biological information storage unit 106 communication unit 110 control unit 201 living body 202 contact portion 301 touch panel input unit 302 position coordinate 501 guidance display 511 guidance display 600 registration Data 801 Guidance display 802 Touch panel input unit 803 Position coordinate 811 Guidance display 812 Touch panel input unit 813 Position coordinate 901 Guidance display 902 Touch panel input unit 903 Authentication position coordinate 904 Registration position coordinate 1001 Guidance display 1002 Marking 1101 Biometric authentication unit 1301 Guidance display 1401 ATM 1402 Display input unit 1501 ATM

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  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
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Abstract

L'invention concerne un dispositif d'authentification biométrique pourvu d'une première unité de détection pour détecter des informations biométriques, d'une seconde unité de détection permettant de détecter une position de contact tactile pour une zone différente de l'organisme vivant détecté par la première unité de détection, d'une unité d'enregistrement qui enregistre les informations biométriques et la position de contact tactile pour la zone différente de l'organisme vivant détecté par la première unité de détection, d'une unité d'affichage qui affiche des orientations opérationnelles, et d'une unité de commande permettant de contrôler les unités ; lors de l'enregistrement des informations biométriques, les informations biométriques détectées par la première unité de détection et la position de contact tactile détectée par la seconde unité de détection sont enregistrées dans l'unité d'enregistrement, et lors de l'authentification des informations biométriques, les orientations opérationnelles correspondant à la position de contact tactile enregistrée dans l'unité d'enregistrement sont affichées.
PCT/JP2012/073573 2011-11-11 2012-09-14 Dispositif d'authentification biométrique et dispositif de transaction automatique pourvu de celui-ci WO2013069372A1 (fr)

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JP6657593B2 (ja) * 2015-05-08 2020-03-04 富士通株式会社 生体撮影装置、生体撮影方法及び生体撮影プログラム
CN104915662A (zh) * 2015-07-01 2015-09-16 昆山古鳌电子机械有限公司 生物体识别装置
JP6578843B2 (ja) * 2015-09-18 2019-09-25 富士通株式会社 システム、装置、方法およびプログラム
JP6679897B2 (ja) 2015-11-20 2020-04-15 富士通株式会社 情報処理装置、生体認証方法および生体認証プログラム
JP6718807B2 (ja) * 2016-12-19 2020-07-08 オムロンヘルスケア株式会社 生体情報測定装置、生体情報の管理方法、及び、生体情報の管理プログラム
JP6862899B2 (ja) 2017-02-21 2021-04-21 富士通株式会社 情報処理装置、生体認証方法、生体認証プログラム
JP7184538B2 (ja) * 2018-05-24 2022-12-06 株式会社日立製作所 血管画像撮影装置および個人認証システム

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JP5851209B2 (ja) 2016-02-03
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