JP2008136729A - Bioinformation acquisition sensor, bioinformation acquisition device having sensor and consumer transaction facility - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To easily and precisely position a subject's hand in a short period of time and simultaneously and precisely read finger veins and palm veins of the subject by combining a finger vein sensor for reading the finger veins of the subject and a palm vein sensor for reading the palm veins of the subject together and disposing guides for positioning crotches between fingers. <P>SOLUTION: This bioinformation acquisition sensor includes the finger vein sensor 51 for reading the finger veins of the subject, the palm vein sensor 52 connected to the finger vein sensor 51 and reading the palm veins of the subject, and the guides positioning the crotches between the user's fingers. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a biometric information acquisition sensor, a biometric information acquisition apparatus and an automatic transaction apparatus including the sensor.

  Automatic transactions such as ATMs (Automatic Teller Machines) and CDs (Cash Dispensers) installed at branches of financial institutions such as banks, credit unions, post offices, etc. The device is operated by the customer himself to perform financial transactions such as deposit, withdrawal, transfer, transfer, passbook entry and the like. When the customer operates the automatic transaction apparatus, the customer is authenticated by using a cash card and inputting a personal identification number.

  However, in recent years, fraudulent activities such as fraudulently obtaining a customer's cash card and PIN, impersonating the customer and withdrawing money from the customer's account, or making a direct transfer to the customer based on false information There are many wire frauds. Therefore, in order to prevent damages caused by fraud, transfer fraud, etc., it has been proposed to use a personal authentication device that uses a biometrics authentication system that uses the biological characteristics of the person to verify the person. (For example, refer to Patent Document 1).

In an automatic transaction apparatus equipped with such a personal authentication apparatus, biological features such as customer fingerprints, finger vein patterns of hands, palm vein patterns, etc. are registered in advance, and the biometric information of customers performing financial transactions The biometric information acquisition sensor is acquired, and biometric authentication information acquired by the biometric information acquisition sensor is collated with biometric authentication information registered in advance to confirm the identity of the customer.
JP 2006-155252 A

  However, since the conventional biometric information acquisition sensor acquires only biometric information in one part of the human body, it cannot be applied to a personal authentication device that uses biometric information in other parts of the human body. For example, in financial institutions, in recent years, an automatic transaction apparatus including a biometric information acquisition sensor that acquires a finger vein pattern of a hand and an automatic transaction apparatus including a biometric information acquisition sensor that acquires a palm vein pattern have become widespread. However, the biometric information acquisition sensor cannot be shared between the two types of automatic transaction apparatuses.

  The present invention solves the problems of the conventional biometric information acquisition sensor, combines a finger vein sensor that reads the finger vein of the subject and a palm vein sensor that reads the palm vein of the subject, and By positioning the guide for positioning the subject, the hand of the subject can be positioned easily and accurately in a short time, and the finger vein and palm vein of the subject can be read simultaneously and accurately. It is an object of the present invention to provide a biometric information acquisition sensor that can be used, and a biometric information acquisition apparatus and automatic transaction apparatus that include the sensor.

  Therefore, in the biological information acquisition sensor of the present invention, a finger vein sensor that reads a finger vein of a subject, a palm vein sensor that is connected to the finger vein sensor and reads the palm vein of the subject, and a crotch of the finger of the subject And a guide for positioning.

  In another living body information acquisition sensor of the present invention, the finger vein sensor and the palm vein sensor further simultaneously read the finger vein and the palm vein of the subject.

  In still another biological information acquisition sensor of the present invention, the guide is a rod-like member disposed at a boundary position between the finger vein sensor and the palm vein sensor.

  In still another biological information acquisition sensor of the present invention, the length of the finger vein sensor is not more than the minimum value of the subject's finger length, and the length of the palm vein sensor is not less than the maximum value of the subject's palm length. It is.

  In still another biological information acquisition sensor of the present invention, the length of the finger vein sensor is the maximum value of the finger length of a Japanese adult male, and the length of the palm vein sensor is the palm of a Japanese adult male. The maximum length.

  The biological information acquisition apparatus of the present invention has the biological information acquisition sensor of the present embodiment.

  In the automatic transaction apparatus of this invention, it has the biometric information acquisition sensor of this Embodiment.

  According to the present invention, in the biometric information acquisition sensor, a finger vein sensor that reads the finger vein of the subject and a palm vein sensor that reads the palm vein of the subject are combined, and a guide for positioning the crotch of the subject's finger is disposed. It is like that. As a result, the hand of the subject can be positioned easily and accurately in a short time, and the finger vein and palm vein of the subject can be read simultaneously and accurately.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

  FIG. 2 is a block diagram showing a configuration of an automatic transaction apparatus having a biological information acquisition sensor according to the first embodiment of the present invention.

  In the figure, reference numeral 41 denotes an automatic transaction apparatus according to the present embodiment, which has a biological information acquisition sensor 50 including a finger vein sensor 51 for reading a finger vein and a palm vein sensor 52 for reading a palm vein. The automatic transaction apparatus 41 is, for example, an ATM, a CD, and the like, and is disposed in a branch store of a financial institution such as a bank, a credit union, a post office, or a store of a store such as a convenience store or a supermarket. This is a device for the customer of the financial institution to perform financial transactions such as deposit, withdrawal, passbook entry, balance inquiry, transfer, transfer, remittance, fixed deposit, etc. by operating by himself. The customer is a person who opens his / her own account at the financial institution and uses various financial services using the account.

  The automatic transaction apparatus 41 is a multi-function terminal such as a kiosk terminal having other functions such as a ticket reservation function, a product purchase application function, a credit card credit confirmation function, and a facility information guidance function. There may be. In addition, the automatic transaction apparatus 41 can be used as a main office, a branch, etc. of the financial institution, a store of a store, a station premises, an underground mall, a city hall, a public facility such as a hospital, a private enterprise such as a factory, an office, a parking lot, It may be arranged at any place such as outdoors such as (side).

  Here, the automatic transaction apparatus 41 is a kind of computer including a calculation means such as a CPU and an MPU, a storage means such as a semiconductor memory and a magnetic disk, a communication means, and the like, and in addition to the biological information acquisition sensor 50, an automatic Control unit 41a for controlling the operation of each part of transaction device 41, finger vein sensor control unit 41b for controlling the operation of finger vein sensor 51, palm vein sensor control unit 41c for controlling the operation of palm vein sensor 52, and external device A communication unit 41d that performs communication with

  The automatic transaction apparatus 41 has a customer operation unit (not shown). The customer operation unit outputs an input device such as a keyboard and a touch panel, a display device such as a CRT, a liquid crystal display, and an LED (Light Emitting Diode) display, a voice input device such as a microphone for inputting customer's voice, and voice guidance. For example, a sound output device such as a speaker is provided. Note that the display device is preferably a touch panel having both functions of an input device. The customer operation unit guides an operation to a customer and receives a customer operation.

  Further, the automatic transaction apparatus 41 has a card handling unit (not shown). The card handling unit includes a card slot into which a card such as a cash card held by a customer is inserted, and the card handling unit is stored in the card stripe and IC in a card carrier and a card carrier. A recording head for reading, writing and erasing information is provided. Further, the card handling unit has a function of issuing a transaction statement slip. The transaction statement is a piece of paper on which information related to financial transactions performed by the customer such as deposit, withdrawal, passbook entry, balance inquiry, transfer, transfer, remittance, etc. is printed, account number, type of financial transaction, transaction amount Etc. are printed. The transaction statement slip may be issued only when the customer desires. The card handling unit reads / writes data from / to the magnetic stripe or IC of the card, prints it on a transaction statement slip, and outputs it.

  Further, the automatic transaction apparatus 41 has a passbook handling unit (not shown) for writing in a passbook such as a deposit passbook. Here, the passbook is a booklet passbook such as a deposit passbook issued to a customer by a financial institution, and records of financial transactions such as deposit, withdrawal, passbook entry, balance inquiry, transfer, transfer, remittance, etc. It is to be printed. The front cover or back cover of the passbook is provided with a magnetic stripe for storing information such as the customer's name, account number, and personal identification number. Further, as the storage means for storing the information, an IC embedded in a passbook can be used instead of the magnetic stripe. The bankbook handling unit includes a bankbook slot into which a bankbook is inserted. In the bankbook slot, a transport device that transports the bankbook, a print head that prints a record of the financial transaction on the bankbook, and a bankbook magnetic field A recording head is provided for reading, overwriting, erasing information stored in a stripe or IC.

  Furthermore, the automatic transaction apparatus 41 has a money deposit / withdrawal unit that handles banknotes or coins. The money deposit / withdrawal unit receives and counts the cash deposited by the customer in the financial transaction such as deposit, and pays out a predetermined amount of bills or coins from the money receiving port in the financial transaction such as withdrawal. Note that a shutter is disposed at the money receiving port, and the shutter is opened when a bill or a coin is dispensed.

  Further, the automatic transaction apparatus 41 is communicably connected to a billing host computer as a billing system host device via a network (not shown), and by performing communication with the billing host computer, deposit, withdrawal, Executes financial transaction processing such as passbook entry, balance inquiry, transfer, transfer and remittance.

  In the present embodiment, the automatic transaction apparatus 41 is communicably connected to a biometric authentication server 21 disposed in a center 20 such as a computer center of a financial institution via a network 30. By performing communication, personal authentication of the customer is performed based on the finger vein or palm vein of the customer as the subject acquired by the biometric information acquisition sensor 50. The center 20 may be the same as the computer center where the accounting host computer is provided.

  Here, the biometric authentication server 21 is a computer including a calculation unit such as a CPU and an MPU, a storage unit such as a semiconductor memory and a magnetic disk, a communication unit, and the like. The customer's finger vein received from the automatic transaction apparatus 41, A biometric information matching processing unit 21a for matching biometric information based on palm veins and other information, a finger vein feature information database 21b for storing data related to pre-registered customer finger vein features, and a pre-registered It has a palm vein feature information database 21c that stores data related to the features of the customer's palm veins.

  The network 30 may be a dedicated communication line network, a communication line network such as a telephone line network, the Internet, a LAN (Local Area Network), a WAN (Wide Area Network), etc. It may be a type of communication line network. Further, it may be the same network that connects the automatic transaction apparatus 41 and the accounting host computer.

  In the example shown in the figure, the automatic transaction apparatus 41 includes both the finger vein sensor control unit 41b and the palm vein sensor control unit 41c, but the finger vein sensor control unit 41b or the palm vein sensor control unit 41c. You may have only any one of these. Furthermore, the biometric authentication server 21 has both a finger vein feature information database 21b and a palm vein feature information database 21c, and can perform finger vein and palm vein collation. Only one of the database 21b and the palm vein characteristic information database 21c may be included, and only one of the finger vein and the palm vein may be verified.

  Next, the biological information acquisition sensor 50 will be described.

  FIG. 1 is a side view of an essential part of an information acquisition sensor according to the first embodiment of the present invention, FIG. 3 is a top view of the biological information acquisition sensor according to the first embodiment of the present invention, and FIG. It is a figure which shows the pattern in the shape of the hand in 1 embodiment.

  The biological information acquisition sensor 50 according to the present embodiment is a combination of a finger vein sensor 51 and a palm vein sensor 52 connected to the finger vein sensor 51, and the finger vein sensor 51 and the palm vein sensor 52 are connected to each other. One or a plurality of first guides 53 are disposed at the boundary position.

  The first guide 53 is a guide for fixing the hand in the horizontal direction by positioning the crotch of the finger of the customer, that is, the subject. The finger vein sensor 51 and the palm vein sensor 52 are sandwiched between the fingers. It is the rod-shaped member extended perpendicularly | vertically with respect to the upper surface. The first guide 53 preferably has a cylindrical shape (a circular or elliptical cylinder) so that the first guide 53 can be easily sandwiched between the fingers.

  A third guide 55 for placing the finger base is disposed at the lower end of the first guide 53 in order to fix the vertical position of the hand. Note that P in FIG. 3 indicates the position of the hand of the subject placed on the biological information acquisition sensor 50. Further, a second guide 54 for placing the fingertip by the subject is disposed at a position corresponding to the fingertip, and a fourth guide 56 for placing the wrist by the subject is disposed at a position corresponding to the wrist. Is done.

  The subject can position the hand with reference to the position of the crotch of the finger by inserting the first guide 53 into the crotch of his / her finger. Thus, the subject can place his / her hand at an appropriate position on the finger vein sensor 51 and the palm vein sensor 52.

  Furthermore, as shown in FIG. 4, it is possible to know how to place the hand at a position where the position of the hand can be visually confirmed when placing the hand (for example, in the vicinity of the position where the hand is placed). A pattern 57 in the shape of a hand is drawn.

  By combining the finger vein sensor 51 and the palm vein sensor 52, the biological information acquisition sensor 50 can simultaneously read two types of biological information, that is, the subject's finger vein and palm vein. Therefore, the length a of the finger vein sensor 51 and the length b of the palm vein sensor 52 are set as follows.

  First, in the case of a finger vein, since the collation can be performed using an image obtained from a part of the finger, the length a of the finger vein sensor 51 is the minimum finger length of the subject (72.6 [mm]. ]) The following. Further, in the case of the palm vein, since an image acquired from the entire palm image is necessary for collation, the length b of the palm vein sensor 52 is the maximum palm length (126.7 [mm]) of the subject. That's it.

  The length a of the finger vein sensor 51 is the maximum value (94.52 [mm]) of the finger length (middle finger) of a Japanese adult male, and the length b of the palm vein sensor 52 is the palm length of a Japanese adult male. The maximum value (123.36 [mm]) may be used. That is, in this case, the test subject includes the entire Japanese, and the above-mentioned size is selected so that information on fingers and palms of all the Japanese can be acquired.

  Next, the operation of the biological information acquisition sensor 50 configured as described above will be described.

  First, the control unit 41a of the automatic transaction apparatus 41 displays a transaction selection screen on the display device of the customer operation unit. The transaction selection screen is capable of selecting financial transactions such as deposit and withdrawal. Then, when the customer as the subject selects a desired financial transaction, the control unit 41a displays a message prompting the user to insert a card into the card slot.

  Subsequently, when the customer inserts his / her own card into the card slot, the control unit 41a controls the customer operation unit to display a biometric authentication guidance screen. By placing the hand on the second guide 54, the third guide 55, and the fourth guide 56 of the biometric information acquisition sensor 50 and holding the palm over the top surface of the biometric information acquisition sensor 50 by the biometric authentication guidance screen. To guide customers. Then, the customer places his hands on the second guide 54, the third guide 55 and the fourth guide 56 with reference to the pattern 57.

  At this time, the customer first puts the first guide 53 into the crotch of the finger. The customer then places his fingertip on the second guide 54, places his finger base on the third guide 55, and places his wrist on the fourth guide 56. As a result, the horizontal and vertical hand positions are fixed, so that the finger vein sensor 51 and the palm vein sensor 52 can simultaneously and accurately read the finger vein and the palm vein of the customer's hand.

  Then, the read finger vein or palm vein is transmitted from the communication unit 41d to the biometric authentication server 21 disposed in the center 20 via the network 30. The biometric information collation processing unit 21a of the biometric authentication server 21 accesses the finger vein feature information database 21b or the palm vein feature information database 21c, and collates the finger vein or palm vein received from the automatic transaction apparatus 41.

  Subsequently, when the identity of the customer is confirmed as a result of the collation, the control unit 41a of the automatic transaction apparatus 41 executes the process of the financial transaction selected by the customer.

  As described above, in the present embodiment, the biological information acquisition sensor 50 is a combination of the finger vein sensor 51 and the palm vein sensor 52, and one or more that position the customer, that is, the crotch of the subject's finger. The first guide 53 is provided. As a result, positioning of the entire hand of the subject can be performed easily and accurately in a short time, and the finger vein and palm vein of the subject can be read simultaneously and accurately. For this reason, the biometric information acquisition sensor 50 is used as either an automatic transaction apparatus 41 of a financial institution that performs personal authentication using finger veins or an automatic transaction apparatus 41 of a financial institution that performs personal authentication using palm veins. Can also be worn.

  The first guide 53 is disposed at a boundary position between the finger vein sensor 51 and the palm vein sensor 52. Therefore, the test subject can place his / her hand in the correct position, and can reduce registration failure and verification failure due to inaccurate hand position.

  Further, the length a of the finger vein sensor 51 is set to be equal to or less than the minimum value (72.6 [mm]) of the subject's finger length, and the length b of the palm vein sensor 52 is set to the maximum value (126. 7 [mm]) or more, it can be used with no problem for subjects with small hands or subjects with large hands.

  Next, a second embodiment of the present invention will be described. In addition, about the thing which has the same structure as 1st Embodiment, the description is abbreviate | omitted by providing the same code | symbol. The description of the same operation and the same effect as those of the first embodiment is also omitted.

  FIG. 5 is a block diagram showing a configuration of a biological information acquisition apparatus having a biological information acquisition sensor according to the second embodiment of the present invention.

  In the present embodiment, a biological information acquisition sensor 50 including a finger vein sensor 51 and a palm vein sensor 52 is attached to a biological information acquisition device 70 as shown in FIG. In this case, the biological information acquisition device 70 is a portable device and is communicably connected to another device such as the terminal device 60 via a communication cable 35 such as a USB (Universal Serial Bus) cable. Therefore, the biological information acquisition apparatus 70 includes an interface unit 70a such as a USB interface.

  Further, the terminal device 60 is a computer including a calculation means such as a CPU and an MPU, a storage means such as a semiconductor memory and a magnetic disk, and a communication means, for example, a personal computer, a server, etc. May be. The terminal device 60 includes a control unit 60 a that controls the operation of each unit of the terminal device 60, a finger vein sensor control unit 60 b that controls the operation of the finger vein sensor 51, and a palm vein that controls the operation of the palm vein sensor 52. The sensor control unit 60 c includes an interface unit 60 e such as a USB interface that can be connected to the communication cable 35, and an interface unit 60 d such as a LAN interface that can be connected to the network 30.

  Here, the biometric information acquisition apparatus 70 is used for performing personal authentication when entering a specific building such as a condominium, a factory, an office, or a specific place in the building, for example. It can also be used for personal authentication of the person who owns the air ticket at the time of check-in at the airport. Furthermore, it can also be used for personal authentication in electronic commerce using the Internet.

  The subject may be a specific building such as a condominium, a factory, or an office, a resident or employee of a specific location in the building, or a traveler who performs check-in at an airfield. It may be a customer who requests a financial transaction at a sales office of a financial institution or a person who conducts an electronic commerce using the Internet. Any person who performs authentication may be used.

  In the present embodiment, the terminal device 60 is communicably connected to the biometric authentication server 21 disposed in the center 20 via the network 30, and communicates with the biometric authentication server 21, thereby the biometric authentication server 21. Based on the finger vein or palm vein of the subject acquired by the information acquisition sensor 50, personal authentication of the subject is performed.

  Since the configuration and operation of other points are the same as those in the first embodiment, description thereof is omitted.

  In the first and second embodiments, examples using the finger vein and palm vein as biometric information have been described. However, the present invention can also be applied to other biometric information such as a face and an iris.

  In the first and second embodiments, the case where the first guide 53 is a rod-shaped member having a cylindrical shape has been described. However, the first guide 53 is the position of the crotch of the finger. Any member may be used as long as it can be fixed.

  The present invention is not limited to the above embodiments, and various modifications can be made based on the gist of the present invention, and they are not excluded from the scope of the present invention.

It is a principal part side view of the biometric information acquisition sensor in the 1st Embodiment of this invention. It is a block diagram which shows the structure of the automatic transaction apparatus which has a biometric information acquisition sensor in the 1st Embodiment of this invention. It is a top view of the biometric information acquisition sensor in the 1st Embodiment of this invention. It is a figure which shows the pattern in the shape of the hand in the 1st Embodiment of this invention. It is a block diagram which shows the structure of the biometric information acquisition apparatus which has a biometric information acquisition sensor in the 2nd Embodiment of this invention.

Explanation of symbols

41 automatic transaction apparatus 50 biological information acquisition sensor 51 finger vein sensor 52 palm vein sensor 53 first guide 70 biological information acquisition apparatus

Claims (7)

(A) a finger vein sensor for reading the subject's finger veins;
(B) a palm vein sensor connected to the finger vein sensor and reading the subject's palm vein;
(C) A biometric information acquisition sensor comprising: a guide for positioning the crotch of the subject's finger. The biological information acquisition sensor according to claim 1, wherein the finger vein sensor and the palm vein sensor read the finger vein and palm vein of the subject simultaneously. The biological information acquisition sensor according to claim 1, wherein the guide is a rod-shaped member disposed at a boundary position between the finger vein sensor and a palm vein sensor. The biometric information acquisition sensor according to claim 1, wherein a length of the finger vein sensor is equal to or less than a minimum value of a subject's finger length, and a length of the palm vein sensor is equal to or greater than a maximum value of the subject's palm length. The biometric information acquisition according to claim 1, wherein the length of the finger vein sensor is a maximum value of a finger length of a Japanese adult male, and the length of the palm vein sensor is a maximum value of a palm length of a Japanese adult male. Sensor. A biological information acquisition apparatus comprising the biological information acquisition sensor according to claim 1. An automatic transaction apparatus comprising the biological information acquisition sensor according to any one of claims 1 to 5.

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