JP2019133314A - Information processing system and information processing method - Google Patents

Abstract

To provide an information processing system and an information processing method that can scan a content of an identification card only using a camera and can execute face authentication.SOLUTION: An information processing system 100 comprises a face image server and an information processor. The face image server comprises a registered face image DB to which a face image of a user is registered in advance as a registered face image and a registered face image provision part that acquires a corresponding face image from the registered face image DB in response to a request from the information processor and provides the image to the information processor. The information processor acquires a face image by imaging a face of a user using an imaging part. In addition, the information processor images two-dimensional code 41 using the imaging part and extracts information by analyzing a contents of the imaged two-dimensional code. The information processor acquires a corresponding registered face image from the face image server based on the extracted information. Then, the information processor collates the acquired face image with the acquired registered face image, and authenticates the user based on the collation result.SELECTED DRAWING: Figure 1

Description

  The present invention relates to an information processing system and an information processing method for performing authentication using a two-dimensional code and a camera.

  Conventionally, various methods have been performed to authenticate a user by face authentication.

  For example, in the technique disclosed in Patent Literature 1, the registered user's three-dimensional face information is recorded in an ID card. At the time of authentication, the user captures his / her face with two cameras and obtains the 3D face information in the authentication system, and the ID card reader authenticates the 3D face information stored in the user's ID card. Enter into the system. And it authenticates by collating the face information acquired by the camera with the face information acquired from the ID card.

JP 2007-58397 A

  However, in face authentication using the technique of Patent Document 1, it is necessary to provide a device that performs face authentication with a camera that captures the face of the user and an ID card reader for reading the contents of the ID card held by the user. .

  In view of the circumstances as described above, an object of the present invention is to provide an information processing system and an information processing method capable of performing face authentication by reading the contents of an ID card using only a camera.

  In order to achieve the above object, an information processing system according to an aspect of the present invention includes a face image server and an information processing device connected to a network, and the face image server is capable of communicating with the information processing device. 1 communication unit, a storage unit storing a registered face image database in which a face image of a user to be face-authenticated is registered in advance as a registered face image, and the registration in response to a request from the information processing device A registered face image providing unit for acquiring a corresponding face image from a face image database and providing the acquired face image to the information processing device, wherein the information processing device includes a second communication unit capable of communicating with the face image server; An image capturing unit that captures a two-dimensional code on an ID card held by the user's face and a user, a face image capturing unit that captures the face of the user using the image capturing unit, and acquires a face image; Information stored in the two-dimensional code by analyzing the contents of the two-dimensional code imaged by the two-dimensional code imaging unit and the two-dimensional code imaging unit that images the two-dimensional code using the imaging unit , And based on the extracted information, a registered face image acquisition unit that acquires a corresponding registered face image from the face image server, a face image acquired by the face image imaging unit, and the registered face image acquisition A face image collation unit that collates with a registered face image acquired by the unit, and an authentication unit that authenticates a user based on a collation result by the face image collation unit.

  Therefore, face authentication can be executed by reading the contents of the ID card only with the camera (imaging unit).

  To achieve the above object, in the information processing system according to an aspect of the present invention, the two-dimensional code includes a uniform resource locator (URL) of the face image server and an ID number of a registered face image. It may be configured.

  In order to achieve the above object, the information processing system according to an aspect of the present invention may be configured such that the registered face image is registered in the registered face image database using the ID number as a key.

  In order to achieve the above object, in the information processing system according to an aspect of the present invention, the information processing apparatus may be an image forming apparatus.

  In order to achieve the above object, an information processing method according to an aspect of the present invention is an information processing method in an information processing system including a face image server and an information processing device connected via a network, the face image server Is stored in a registered face image database in which the face image of the user subject to face authentication is registered in advance as a registered face image, and the face image capturing unit of the information processing apparatus stores the user's face and the user Using an imaging unit that captures a two-dimensional code on an ID card, the user's face is captured to obtain a face image, and the two-dimensional code imaging unit of the information processing apparatus uses the imaging unit, The two-dimensional code is imaged, and the registered face image acquisition unit of the information processing apparatus analyzes the content of the two-dimensional code imaged by the two-dimensional code imaging unit, and the two-dimensional code The stored information is extracted, a registered face image corresponding to the face image server is requested based on the extracted information, and the registered face image providing unit of the face image server obtains a request from the information processing device. Corresponding face images are acquired from the registered face image database and provided to the information processing apparatus, and a face image collating unit of the information processing apparatus is acquired by the face image capturing unit, The registered face image acquired by the registered face image acquisition unit is collated, and the authentication unit of the information processing apparatus authenticates the user based on the collation result by the face image collation unit.

  As described above, according to the present invention, the contents of the ID card can be read and face authentication can be executed only with the camera.

1 is an overall configuration diagram of an information processing system 100 according to an embodiment of the present invention. It is a block diagram in case the face image server 10 is comprised by a general computer. 1 is a configuration diagram schematically showing a configuration of an image forming apparatus 20. 5 is a flowchart for explaining a flow of processing in the information processing system 100.

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

[overall structure]
Initially, the whole structure of the information processing system 100 which concerns on one Embodiment of this invention is demonstrated. FIG. 1 is an overall configuration diagram of an information processing system 100 according to an embodiment of the present invention.

  The information processing system 100 includes a face image server 10 and an information processing apparatus 20 that are connected to a network.

  The information processing apparatus 20 includes an imaging unit 30 such as a camera. The information processing apparatus 20 includes a QR code (registered trademark) described on the user's face and an ID card 40 held by the user in the imaging unit 30. The two-dimensional code 41 is imaged.

  A face image of the user is registered in advance in the face image server 10. The information processing apparatus 20 that has read the two-dimensional code 41 on the ID card 40 converts the face image registered in the face image server 10 into the two-dimensional code 41 based on the information stored in the two-dimensional code 41. As a registered face image corresponding to.

  When the user causes the imaging unit 30 to capture the two-dimensional code 41 on his / her ID card 40 and his / her face, the match between the face and the ID card 40 is confirmed, and user authentication is performed.

  As described above, in the information processing system 100, since the imaging unit 30 is also used for reading the contents (two-dimensional code) of the ID card 40 for user authentication, there is no need to separately provide an ID card reader. 20 manufacturing costs can be reduced.

  The face image server may be arranged on the cloud.

  In the following description, an image forming apparatus (MFP, Multifunction Peripheral) will be described as an example of the information processing apparatus 20.

  The overall configuration of the information processing system 100 according to an embodiment of the present invention has been described above.

[Face image server configuration]
Next, the configuration of the face image server 10 will be described. The face image server 10 may be configured by dedicated hardware or software, or may be configured by a general computer. FIG. 2 shows a configuration diagram when the face image server 10 is configured by a general computer.

  As shown in the figure, the face image server 10 includes a central processing unit (CPU) 11, a read only memory (ROM) 12, a random access memory (RAM) 13, an operation input unit 14, and a communication unit 15 (first communication). Part), a display part 16 and a storage part 17, and these blocks are connected via a bus 18.

  The ROM 12 stores a plurality of programs and data such as firmware for executing various processes. The RAM 13 is used as a work area for the CPU 11 and temporarily holds an OS (Operating System), various applications being executed, and various data being processed.

  The storage unit 17 is, for example, an HDD (Hard Disk Drive), a flash memory, or other nonvolatile memory. The storage unit 17 stores an OS, various applications, various data, and a registered face image DB (database) 17a.

  The registered face image DB 17a is a database in which a face image of a user to be face-authenticated is registered in advance using an ID number as a key.

  The communication unit 15 is connected to a network for exchanging information with an information processing apparatus (image forming apparatus) 20 on the network.

  The CPU 11 develops a program corresponding to an instruction given from the operation input unit 14 among the plurality of programs stored in the ROM 12 or the storage unit 17 in the RAM 13, and the display unit 16 and the storage unit according to the expanded program. 17 is appropriately controlled.

  The operation input unit 14 is, for example, a pointing device such as a mouse, a keyboard, a touch panel, and other operation devices.

  The display unit 16 is, for example, a liquid crystal display, an EL (Electro-Luminescence) display, a plasma display, or the like.

  Next, functional blocks realized by executing a program in the CPU 11 will be described.

  A functional block realized by the CPU 11 of the face image server 10 is a registered face image providing unit 11a.

  The registered face image providing unit 11a acquires a corresponding face image from the registered face image DB 17a in response to a request from the image forming apparatus 20 with an ID number, and provides the acquired face image to the image forming apparatus 20.

  The configuration of the face image server 10 has been described above.

[Configuration of Image Forming Apparatus]
Next, the configuration of the image forming apparatus 20 will be described. FIG. 3 is a configuration diagram schematically showing the configuration of the image forming apparatus 20.

  The image forming apparatus 20 includes a control unit 21. The control unit 21 includes a CPU, a RAM, a ROM, a dedicated hardware circuit, and the like, and governs overall operation control of the image forming apparatus 20.

  The control unit 21 includes a document reading unit 22, an image processing unit 23, an image memory 24, an image forming unit 25, an operation unit 26, a display unit 26a, a facsimile communication unit 27, a communication unit 28 (second communication unit), and a storage unit. 29, connected to the imaging unit 30 and the like. The control unit 21 performs operation control of each of the above connected units, and transmission / reception of signals or data to / from each unit.

  The control unit 21 performs operation control on each function such as a scanner function, a print function, a copy function, and a facsimile transmission / reception function in accordance with a job execution instruction input from the user through the operation unit 26 or a network-connected PC. Controls the drive and processing of the mechanisms necessary to execute.

  In addition, the control unit 21 includes a face image imaging unit 21a, a two-dimensional code imaging unit 21b, a registered face image acquisition unit 21c, a face image matching unit 21d, and an authentication unit 21e. The face image capturing unit 21a, the two-dimensional code image capturing unit 21b, the registered face image acquiring unit 21c, the face image collating unit 21d, and the authenticating unit 21e are realized by the CPU executing a program loaded from the ROM or the like to the RAM. Function block.

  The face image capturing unit 21a uses the image capturing unit 30 to capture an image of the face of the user to be face-authenticated and obtain a face image.

  The two-dimensional code imaging unit 21b uses the imaging unit 30 to image the two-dimensional code 41 on the ID card 40 possessed by the user who is the target of face authentication.

  The registered face image acquisition unit 21c analyzes the content of the two-dimensional code imaged by the two-dimensional code imaging unit 21b, and stores information (a URL (Uniform Resource Locator) of the face image server 10 and a face) stored in the two-dimensional code. ID number for uniquely identifying an image) is extracted, and a corresponding registered face image is acquired from the face image server 10 based on the extracted information.

  The face image collating unit 21d collates the face image acquired by the face image capturing unit 21a and the registered face image acquired by the registered face image acquiring unit 21c.

  The authentication unit 21e authenticates the user based on the collation result by the face image collation unit 21d.

  The document reading unit 22 reads an image from a document.

  The image processing unit 23 performs image processing on the image data of the image read by the document reading unit 22 as necessary. For example, the image processing unit 23 performs image processing such as shading correction in order to improve the quality after the image read by the document reading unit 22 is formed.

  The image memory 24 is an area for temporarily storing data of a document image obtained by reading by the document reading unit 22 and temporarily storing data to be printed by the image forming unit 25.

  The image forming unit 25 forms an image such as the image data read by the document reading unit 22.

  The operation unit 26 includes a touch panel unit and operation key units that receive instructions from the user regarding various operations and processes that can be executed by the image forming apparatus 20. The touch panel unit includes a display unit 26a such as an LCD (Liquid Crystal Display) provided with a touch panel.

  The facsimile communication unit 27 includes an encoding / decoding unit, a modulation / demodulation unit, and an NCU (Network Control Unit) (not shown), and performs facsimile transmission using a public telephone line network.

  The communication unit 28 includes a communication module such as a LAN board, and transmits and receives various data to and from a device such as the face image server 10 via a LAN connected to the communication unit 28 or via a wireless LAN. .

  The storage unit 29 stores a document image read by the document reading unit 22. The storage unit 29 is a large-capacity storage device such as an HDD.

  The image capturing unit 30 captures the user's face and the two-dimensional code 41 on the ID card 40 held by the user for face authentication, and a camera is generally used.

  The configuration of the image forming apparatus 20 has been described above.

[Process flow]
Next, the flow of processing in the information processing system 100 will be described. FIG. 4 is a flowchart for explaining the flow of processing in the information processing system 100.

  First, the face image capturing unit 21a of the image forming apparatus 20 captures an image of the user's face approaching the image forming apparatus 20 using the image capturing unit 30 for face authentication (step S1).

  Next, the two-dimensional code imaging unit 21b of the image forming apparatus 20 uses the imaging unit 30 to image the two-dimensional code 41 on the ID card 40 held by the user (step S2).

  Next, the registered face image acquisition unit 21c of the image forming apparatus 20 analyzes the two-dimensional code 41 imaged by the two-dimensional code imaging unit 21b and, based on the stored information, from the face image server 10 A registered face image corresponding to the code 41 is acquired (step S3).

  Next, the face image matching unit 21d of the image forming apparatus 20 registers the face image of the user captured by the face image capturing unit 21a and the two-dimensional code 41 on the ID card 40 acquired by the registered face image acquiring unit 21c. The face image is collated (step S4).

  Next, the authentication unit 21e of the image forming apparatus 20 authenticates the user based on the collation result of the face image collation unit 21d (step S5).

  The flow of processing in the information processing system 100 has been described above.

[Additional notes]
As described above, the information processing system 100 according to the present invention includes the face image server 10 and the information processing device 20 connected to the network, and the face image server 10 can communicate with the information processing device 20. A communication unit 15, a storage unit 17 storing a registered face image database 17 a in which a face image of a user to be face-authenticated is registered in advance as a registered face image, and a request from the information processing device 20. Accordingly, a corresponding face image is obtained from the registered face image database 17a and provided to the information processing apparatus 20, and the information processing apparatus 20 can communicate with the face image server 10. A second communication unit 28, an image capturing unit 30 that captures an image of the user's face and a two-dimensional code 41 on the ID card 40 held by the user, and the image capturing unit 30. The face image capturing unit 21a that captures the face of the user and acquires a face image, the two-dimensional code image capturing unit 21b that captures the two-dimensional code 41 using the image capturing unit 30, and the two-dimensional code. The contents of the two-dimensional code 41 imaged by the imaging unit 21b are analyzed, the information stored in the two-dimensional code 41 is extracted, and the corresponding registration is performed from the face image server 10 based on the extracted information. A registered face image acquisition unit 21c that acquires a face image, a face image verification unit 21d that compares the face image acquired by the face image imaging unit 21a and the registered face image acquired by the registered face image acquisition unit 21c. And an authentication unit 21e that authenticates the user based on the collation result by the face image collation unit 21d.

  Therefore, face authentication can be executed by reading the contents of the ID card only with the camera (imaging unit).

  In addition, this invention is not limited only to the above-mentioned embodiment, Of course, various changes can be added within the range which does not deviate from the summary of this invention.

10 ... Face image server 11 ... CPU
11a ... Registered face image providing unit 12 ... ROM
13 ... RAM
DESCRIPTION OF SYMBOLS 14 ... Operation input part 15 ... Communication part 16 ... Display part 17 ... Memory | storage part 17a ... Registration face image DB
DESCRIPTION OF SYMBOLS 18 ... Bus 20 ... Image forming apparatus 21 ... Control part 21a ... Face image imaging part 21b ... Two-dimensional code imaging part 21c ... Registered face image acquisition part 21d ... Face image collation part 21e ... Authentication part 22 ... Document reading part 23 ... Image Processing section 24 ... Image memory 25 ... Image forming section 26 ... Operation section 26a ... Display section 27 ... Facsimile communication section 28 ... Communication section 29 ... Storage section 30 ... Imaging section 40 ... ID card 41 ... Two-dimensional code 100 ... Information processing system

Claims (5)

A network-connected face image server and an information processing device,
The face image server
A first communication unit capable of communicating with the information processing apparatus;
A storage unit that stores a registered face image database in which a face image of a user to be face-authenticated is registered in advance as a registered face image;
A corresponding face image is obtained from the registered face image database in response to a request from the information processing device, and provided to the information processing device;
The information processing apparatus includes:
A second communication unit capable of communicating with the face image server;
An imaging unit for imaging a user's face and a two-dimensional code on an ID card held by the user;
A face image capturing unit that captures an image of a user's face and obtains a face image using the image capturing unit;
A two-dimensional code imaging unit that images the two-dimensional code using the imaging unit;
Analyzing the content of the two-dimensional code imaged by the two-dimensional code imaging unit, extracting information stored in the two-dimensional code, and corresponding registration from the face image server based on the extracted information A registered face image acquisition unit for acquiring a face image;
A face image collating unit that collates the face image acquired by the face image capturing unit with the registered face image acquired by the registered face image acquiring unit;
An information processing system comprising: an authentication unit that authenticates a user based on a collation result by the face image collation unit. The information processing system according to claim 1,
The two-dimensional code includes a uniform resource locator (URL) of the face image server and an ID number of a registered face image. The information processing system according to claim 2, wherein the registered face image is registered in the registered face image database using the ID number as a key. An information processing system according to any one of claims 1 to 3,
The information processing apparatus is an image forming apparatus. An information processing method in an information processing system including a face image server and an information processing apparatus connected via a network,
The storage unit of the face image server stores a registered face image database in which a face image of a user subject to face authentication is registered in advance as a registered face image;
The face image capturing unit of the information processing apparatus acquires a face image by capturing the user's face using an image capturing unit that captures a user's face and a two-dimensional code on an ID card held by the user,
The two-dimensional code imaging unit of the information processing apparatus images the two-dimensional code using the imaging unit,
The registered face image acquisition unit of the information processing apparatus analyzes the content of the two-dimensional code imaged by the two-dimensional code imaging unit, extracts information stored in the two-dimensional code, and extracts the extracted Based on the information, request a registered face image corresponding to the face image server,
A registered face image providing unit of the face image server acquires a corresponding face image from the registered face image database in response to a request from the information processing apparatus, and provides the acquired face image to the information processing apparatus;
A face image collation unit of the information processing apparatus collates the face image acquired by the face image imaging unit and the registered face image acquired by the registered face image acquisition unit;
An information processing method in which an authentication unit of the information processing apparatus authenticates a user based on a collation result by the face image collation unit.

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