KR20040095382A - Access Control And Customer Verification System through Real Time Recognition of Customer Face - Google Patents

Abstract

PURPOSE: A system for controlling entry and recording visitors through real-time face recognition is provided to allow the entry through a resident confirming procedure by comparing face information stored in a database with the recognized face information, allow the entry to the visitors registered to a server, and manage visit information of the visitors by storing the visit information in the database. CONSTITUTION: A common entrance terminal(10) generates a face image file by recognizing a face of a person. The server(40) is equipped with the databases(50) storing the face image file depending on a resident type and processes data transmitted from the common entrance terminal. The server determines identity between face image information of the person from the common entrance terminal and a resident image file registered to a resident database(51), and transmits a door open signal or a door close signal depending on the identity. The common entrance terminal controls the person wanting to enter/exit a door based on the door open/close signals.

Description

Access Control and Customer Verification System through Real Time Recognition of Customer Face}

The present invention relates to an access control and visitor information recording system through real time face recognition, and more particularly, to a method of controlling access of people in a common front door terminal. Residents can be distinguished by checking the resident through face information and similarity analysis.In addition, visitors who are not registered in the server system can enter and leave with the permission of the insider. Access control and visitor information through real-time face recognition to manage visitor's visit information by storing face image file, time, and place of visit information in database related to server computer for access record of common entrance Relates to a recording system.

Existing interphones confirmed the identity of visitors by transmitting video and audio. However, due to the disadvantage of this system, the contents of the conversation with the visitor and the image data are not recorded, and criminals often enter the home after pretending to be courier employees or salesmen and commit crimes. Complementing this shortcoming, there are many CCTV and security solutions on the market, but it is impossible to capture people's faces accurately, and a high priced product range is formed in terms of price, which is a great economic burden for ordinary citizens to install.

The present invention has been made to solve the conventional problems, in the case of the resident, if the face information is stored in advance in the database, the face image file of the person who wants to enter and automatically recognize the face part when entering the apartment entrance When this information is generated and transmitted to the server system through the transmission and reception means, the server computer analyzes whether it is similar to the face information DB stored in the database. If it is determined that similarity is sent to the common entrance terminal to open the door, this signal is transmitted to the switch unit can open the common entrance door. If the face is not authenticated among the residents, the face password can be recognized by entering and touching the monitor of the common entrance terminal in a predetermined pattern. The person who is not registered in the server system may be classified as a visitor and may enter and exit according to the instruction of the visitor mode of the common entrance terminal. The visitor's face is created as a video file in the common entrance terminal and transmitted to the server system through the transmission and reception means. This information is recorded in the visitor DB and the log DB.

A common entrance terminal capable of automatically recognizing a face of a person who wants to enter and exit to control the door opening and closing signal in order to achieve the above object; First transmission / reception means for transmitting the video file generated at the common entrance terminal to the server system unit and for transmitting the video signal and the audio signal to individual internal interphones; Switch unit for controlling the door in accordance with the door opening and closing control signal from the common entrance terminal; A server system unit which analyzes the face DB transmitted through the first transmission / reception means to determine the authentication of the entrance and exit and determines whether the image file transmitted from the common entrance terminal and the external terminal is similar and determines the open / close signal of the door; Database storage means for storing the face information of the occupant to store the data that can be compared with the image captured at the door, and to record and store the face image file and time of all the people entering and leaving the door; An external terminal installed outside the door for each generation and generating an image file of the visitor's face information when a person is near; An internal terminal for outputting a video signal and an audio signal transmitted from the common entrance terminal and transmitting a door open / close signal to the common entrance terminal; Second transmission / reception means for transmitting an image file generated at an external terminal of the front door to a server system unit; An alarm unit which emits a danger signal when the image file of the visitor captured by the common entrance terminal and the external terminal of the entrance does not match; It is a real-time face recognition access control and visitor information recording system that consists of a client connected to the Internet so that the residents' face image information files can be registered in the database.

1 is an overall configuration diagram configured by one embodiment of the present invention

2 is a detailed block diagram of a common entrance terminal configured according to an embodiment of the present invention;

3 is a flowchart illustrating a process of entering and exiting a resident registered in a database according to a preferred embodiment of the present invention.

4 is a flowchart illustrating a process of entering and exiting a visitor who is not registered in the database according to a preferred embodiment of the present invention.

* Description of Signs of Main Parts of Drawings *

10. Common entrance terminal 20. Switch

30. First transmitting and receiving means 31. Second transmitting and receiving means

40. Server system part 41. DB management means

42. Transmission and reception means

43. Means of Certification Judgment

44. System operating means 50. Database storage means

51. Resident DB 52. Visitor DB

53.Log DB 60. Individual Door Terminal

61. Internal terminal 70. INTERNET NET

80. Client

The present invention is used when a person wants to enter an apartment or an unmanned security building, the operation principle of the real-time face recognition access control and visitor information recording system as follows.

If the person who wants to enter and exit the face is recognized through the common entrance terminal mounted on the common entrance door, the common entrance terminal generates this video signal as an image file and transmits the image signal to the server system through the transmission and reception means to store the resident's face in the database. It is determined whether it is similar to the image file. If you are a resident, the door will open automatically. If you are not an authorized resident, you can enter and exit by pressing the screen of the terminal and entering a predetermined face password by a certain pattern. In the case of a visitor, the person inside can call the place where the visitor wants to visit, and the person inside can grant access. If the image file transmitted from the common entrance terminal and the image file captured by the external terminal is not matched, the alarm sounds through the alarm unit to inform the manager of the danger. Image files of all persons entering and leaving are stored in a database. In the case of a visitor, an image file, a place of visit information, and a visit time are recorded and stored as an electronic document at a designated location through a data classification device.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. Prior to this, terms or words used in the present specification and claims should not be construed as being limited to the common or dictionary meanings, and the inventors should properly explain the concept of terms in order to best explain their own invention. Based on the principle that can be defined, it should be interpreted as meaning and concept corresponding to the technical idea of the present invention.

Therefore, the embodiments described in the specification and the drawings shown in the drawings are only the most preferred embodiment of the present invention and do not represent all of the technical idea of the present invention, various modifications that can be replaced at the time of the present application It should be understood that there may be equivalents and variations.

Hereinafter, a real time facial recognition access control and visitor information recording system applied to the present invention will be described in detail with reference to the accompanying drawings.

1 is an overall block diagram constituted by one embodiment of the present invention.

Referring to the drawings, the entire network includes a common entrance terminal 10, a switch unit 20, a first transmission / reception means 30, a server system portion 40, a database portion 50, a second transmission / reception means 31, An external terminal 60, an internal terminal 61, an INTERNET 70, and a client 80 are included.

The common entrance terminal 10 is a sensor that is attached to the lens unit 12a of the common entrance terminal when a person approaches near the common entrance terminal 10 installed in the common entrance automatically detects the face of the person to capture It then creates a video file.

The switch unit 20 performs a function of opening and closing the common entrance door according to the door opening and closing control signal transmitted from the common entrance terminal 10.

The first transmission and reception means 30 transmits an image file generated in the common entrance terminal 10 to the server system 40 and transmits an audio signal and an image signal to the internal intercom terminal 61 for each household. Do this. In addition, it performs a function for transmitting the door opening and closing signal transmitted from the server system unit to the common entrance terminal.

The second transmission / reception means 31 transmits the image file generated by the external terminal 60 to the server system 40.

The server system 40 checks through the authentication judging means 53 whether the image file generated and transmitted from the common entrance terminal 10 is the same as the image file stored in the resident DB 51.

A control signal for commanding the opening and closing of the door is transmitted to the common entrance terminal 10.

The server system unit 40 is a large-scale computer system including a central processing unit, RAM, ROM, terminal interface, data storage device, and the like, and a conventional personal computer or workstation having a considerable amount of memory and processing power. This server computer 200 can be used. In addition, the server computer 200 performs a large amount of work processing by performing a huge amount of mathematical calculations in information processing or database search, mainly Pentium microprocessors produced by Intel Corporation can be used as a central processing unit.

The server system unit 40 includes a DB management means 41, transmission and reception means 42, authentication determination means 43, the system operating means 44. The database also includes a resident DB 51, a visitor DB 52, and a log DB 53.

The DB management means 41 accesses a database and performs a function of extracting or storing necessary data.

The transmission / reception means 42 performs communication via the first transmission / reception means 30, the second transmission / reception means 31, and the INTERNET 70. Receives an image file from the common entrance terminal 10 and the external terminal outside the hall, and transmits the verification of the occupants. It also receives information about the resident's video file from the client.

The authentication judging means 43 performs a function of performing authentication through similarity analysis between the image file generated by the common entrance terminal 10 and the image file stored in the resident DB 51. Also, it performs a function of verifying whether the image received from the common entrance terminal 10 and the external terminal 60 is the same.

The system operating means 44 controls the server computer 200 as a whole.

The alarm unit 45 performs a function of outputting a danger signal to the administrator through an alarm sound when it is determined that the image file photographed by the common entrance terminal 10 and the external terminal 60 is not similar.

The database storage means 50 is composed of a resident DB (51), a visitor DB (52), Log DB (53), the resident DB (51) for the residents who enter and exit through the common entrance through the client (80) It stores the face image file in the corresponding record and field to provide the resident image file.

The visitor DB 52 stores a video file generated by the common entrance terminal 10 and a video file of the visitor generated by the external terminal in the corresponding record and field.

The log DB 53 stores information and time records of face image files for all persons entering and leaving the common entrance door in corresponding records and fields.

The external porch terminal 60 performs the same function as the common entrance terminal.

The internal terminal 61 performs a function of outputting video and audio transmitted from the common entrance terminal and the external terminal.

The INTERNET server system 40 and the client 80 refer to a network for communicating in real time.

The client 80 transmits a face image file for a resident who constantly accesses the common front door. If the person who enters the common front door and the visitor by household are not the same, the visitor risks an alarm through the administrator. Performs a function that informs you.

2 is a detailed configuration diagram illustrating the function of the common entrance terminal 10.

Referring to the drawings, the common entrance terminal 10 is a lens unit 11 for automatically recognizing a face of a person, a touch screen unit for inputting a predetermined pattern of signals in the case of not resident authentication or a visitor ( 12), the voice unit 13, which allows the visitor to communicate with the head of household, transmits the video signal and the audio signal for each generation, captures the face of the person, generates an image file, and transmits it to the switch unit 20. The controller 14 controls the door opening and closing signal and is programmed to perform the above-described process, the memory unit 15 capable of storing the image file generated by the controller, and the image generated from the controller 14. Receiving the door opening and closing signal from the first communication unit 16, the server system unit 40 and the generation-specific internal terminal to transmit the file to the server system unit 40 and to transmit audio and video signals to the internal terminal for each generation Includes a second communication unit 17.

The common entrance terminal is a small capacity computer system including a central processing unit, a RAM, a ROM, a terminal interface, and a data storage device. Can be mounted and used.

The external terminal of the entrance has the same structure as the common entrance terminal.

When a person approaches the common entrance terminal 10, the control unit 14 generates an image file captured by the lens unit 11 as an image file and transmits the image file signal through the first communication unit 16. The server 30 transmits the data to the server system 40 through the 30.

The server system unit 40 receiving the image file from the common entrance terminal 10 performs the resident verification based on the resident DB 51. If the resident, the door opening and closing signal is transmitted to the common entrance terminal 10 based on the resident DB.

The control unit 14 receiving the door open / close signal through the second communication unit 17 outputs a door open / close signal to the switch unit 20 based on the control signal. If the user is not a resident, if the input pattern is input to the screen unit 12 in advance, it is possible to enter and exit when the same pattern as the previously input.

In the case of a visitor, when the visited place displayed on the screen unit 12 is pressed, the video unit and the audio signal are generated through the lens unit 11 and the audio unit 13, and the first communication unit 16 transmits the video signal to the internal terminal 61. Send.

When the insider commands the door open / close signal through the internal terminal, the control unit 14 receiving the door open / close signal through the second communication unit 17 outputs the door open / close signal to the switch unit 20 based on the control signal. . At this time, a part of the video signal transmitted to the internal terminal is converted into a video file and transmitted to the server system unit 40 through the first communication unit 16.

3 is a flowchart illustrating a process of entering and exiting a resident registered in a database according to a preferred embodiment of the present invention. For convenience of explanation, apartment residents are described as examples. However, the present invention is not necessarily limited thereto.

Referring to the drawings, if a person is close to the apartment common entrance door is to determine whether a resident or a visitor (S100). In the case of the visitor, the visitor mode may be used according to the instructions displayed on the screen unit 12 of the common entrance terminal 10 (S200). If it is not a visitor, the common entrance terminal 10 automatically generates a face information of the person who comes close to make an authentication request to the server system unit 40 (S110).

The server system unit 40 performs a similarity analysis based on the resident DB 51 (S120). Similarity analysis is divided into residents and residents but not certified residents (S130). If verified as a resident, the door is opened (S150). The image file transmitted from the common entrance terminal 10 is stored as an access record in the log DB 53 together with the access time of the resident (S140). If it is determined that it is not similar to the occupant, the screen prompts for a face password.

When his face appears on the screen, the screen is pressed according to a predetermined pattern input in advance (S131). When the pattern of the dictionary and the input signal match the door is opened (S150). At this time, the video signal output to the screen is generated as a video file (S132). This image file is stored as an entry and exit record in the Log DB 53 with time (S140).

4 is a flowchart illustrating a process of entering and exiting a visitor who is not registered in the database according to a preferred embodiment of the present invention.

Referring to the drawings, the visitor mode is switched to the visitor mode by pressing the visitor mode on the screen unit 12 according to the tips output from the screen unit 12 and the voice unit 13 of the common entrance terminal 10 (S200). When the visitor presses the button of the household to be visited, the image of the visitor recognized by the common entrance terminal 10 is transmitted to the internal terminal 61 of the visited generation and the access request signal of the visitor (S210). The householder may allow the visitor's access after checking through the internal terminal (S220).

In the case of allowing access, a part of the video signal transmitted from the common entrance terminal 10 to the internal terminal is generated as an image file and transmitted to the server through the first transmission and reception means 30 (S230). This image file is stored in the assigned record or field of the visitor DB 52 together with the access time (S240).

When the visitor enters and exits, the video information captured by the visited external terminal 60 for each visited generation is transmitted to the server system 40 through the second transmission / reception means 31. It is used to determine whether the visitor's identity is determined by analyzing similarity between the transmitted image file and the image file photographed by the common entrance terminal 10 (250). If the same, the visitor's image file and information about the visited place and access time are stored in the log DB 53 (260). If it is not the same, the server beeps to inform the administrator that a risk factor has occurred (s270).

As mentioned above, although this invention was demonstrated by the limited embodiment and drawing, this invention is not limited by this, The person of ordinary skill in the art to which this invention belongs, Of course, various modifications and variations are possible within the scope of equivalent claims.

According to the access and visitor recording system through real-time face recognition of the present invention, the resident has the convenience of accessing the common front door without any action by storing the face image file of the resident in the resident DB, and the resident who is not authenticated. In the case of using the face password entered in advance can be entered, so knowing the existing password can increase the safety and convenience than the access system that anyone can enter.

In addition, in case of visitors, intelligent crime can be prevented by generating image files through face recognition, and as a result, the visitor can also serve as a security device that can maintain the happiness of the home.

Claims (8)

A common entrance terminal for recognizing a face of a person and generating a face image file; And a server computer including the database of the face image file according to a residence type and processing data received from the common entrance terminal. The server computer It is determined whether the face image information of the person who wants to access from the common entrance terminal is the same as the resident image file registered in the resident DB, and in case of similarity, the signal to open the door is not displayed. To and The common entrance terminal Access control and visitor recording system through real-time face recognition, characterized in that for controlling the person who wants to enter based on the door opening and closing signal. The method of claim 1, The database is Resident face information corresponding to the face recognition information is stored in the image file format, divided into resident DB, visitor DB, Log DB, The server computer transmits a door opening and closing control signal to the common entrance terminal according to the type, and access control and visitor recording system using real time face recognition. In the access control and visitor recording device through the face recognition, A lens unit which automatically recognizes when a person is near; A screen unit used for access of a non-resident or an unauthorized resident who is not registered in the resident DB; A voice unit that facilitates smooth communication with visitors and insiders of the site; A memory unit capable of storing an image file generated by the controller; A first communication unit which transmits an image file generated from the common entrance terminal to a server system unit and transmits an audio signal and an image signal to an internal terminal; A second communication unit for receiving a door opening and closing signal from the server system unit and the internal terminal; And a controller configured to generate a face image signal recognized through the lens unit as an image file, control a door open / close signal, and control the series of processes according to a programmed operation. The method of claim 3, wherein Access unit using a face recognition further comprising; an alarm unit for comparing the image file of the external terminal and the front door of the entrance door to sound an alarm when not similar. In the access method through face recognition, Step 1 of automatically recognizing a face of an approaching person; Generating a recognized video signal into an image file; Transmitting the generated image file to the server system; Fourth step of analyzing similarity with the face image files classified by the server system Transmitting the opening / closing control signal of the door based on the result of the analysis; Access method comprising a. The method of claim 5, A sixth step of accessing when the input signal of the screen unit of the common entrance terminal by the predetermined pattern is the same as the signal registered in advance when the resident DB is registered but not authenticated; Access method further comprising In real time face recognition access control and visitor recording device, Resident DB which is divided into residents and non-residents face image files are stored separately; DB management means for managing the resident DB; Transmission and reception means for receiving a face image file of a person who wants to enter and exit from the common entrance terminal and transmitting an opening / closing signal of a door; Authentication determination means for determining whether the received face image file is an accessible resident based on the resident DB; System operation means for generating a door open / close control signal for the face-recognized person to be a resident; Access control and visitor recording apparatus through face recognition including an alarm unit for outputting a warning sound when the image file transmitted from the common entrance terminal and the external terminal outside the entrance. The method of claim 7, wherein The DB management means access control and visitor record through the face recognition further comprises a visitor DB to store the face image file and the visit destination information, the visit time of the visitor and the visitor DB and the face DB file of all the people who enter and exit. Device.