KR100609612B1 - Biometrics Door Lock by Using Identification and Control Method Thereof - Google Patents

Abstract

The present invention relates to a biometric door lock using an ID and a control method thereof.

A biometric information input unit for receiving and transmitting biometric information; A keypad for receiving and transmitting an ID; A biometric information storage unit in which inputted biometric information and an input ID are mapped and stored; A biometric information recognizing unit for comparing and inputting the input biometric information with stored biometric information stored in the biometric information storage unit to generate and transmit an authentication success signal or an authentication failure signal; And performing ID authentication for comparing and authenticating the input ID with a storage ID stored in the biometric information storage unit, and generating a decryption signal when the ID authentication is successful and the authentication success signal is received, Device; And a motor driving unit which is driven when receiving the decoding signal to unlock a connected mortise lock.

According to the present invention, the security of the biometric door lock can be greatly increased by using the ID, and the information of the registered users can be managed on a group basis.

A biometric door lock, a group ID, a personal ID, biometric information,

Description

≪ Desc / Clms Page number 1 > Biometrics Door Lock Using ID and Control Method Thereof &

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a block diagram schematically showing an internal configuration of a fingerprint recognition door lock which controls access to a fingerprint of a conventional biometric door lock,

FIG. 2 is a block diagram schematically illustrating an internal configuration of a biometric door lock according to a preferred embodiment of the present invention. FIG.

FIG. 3 is a flowchart illustrating a process of registering biometric information, a group ID, and / or an individual ID in a biometric door lock according to a preferred embodiment of the present invention;

4 is a flow chart illustrating a process of unlocking a biometric door lock according to a preferred embodiment of the present invention.

Description of the Related Art

100: fingerprint recognition door lock 110: fingerprint input unit

120: fingerprint recognition unit 130: fingerprint storage unit

140, 250: central processing unit 150, 270: motor driving section

160, 280: Mortis Lock 200: Biometric Door Lock

210: Biometric information input unit 220: Biometric information recognition unit

230: Biometric information storage unit 240: Keypad

260: Timer

The present invention relates to a biometric door lock using an ID and a control method thereof. More specifically, personal ID and / or biometric information is registered for each group ID in a biometric door lock that recognizes a fingerprint, a long text, a voice, a vein, an iris, a retina, a signature, The present invention relates to a biometric door lock and a control method thereof, which control authentication of a visitor through an optional combination of personal ID and biometric information, and perform access control and information management of a registered user on a group ID basis.

Currently, general households, shops, government agencies, businesses, etc. are widely using access control systems to restrict unauthorized access by outsiders. Access control systems are used in many forms, from low cost simple locks to expensive mechanical devices with complex mechanical mechanisms, to electronic devices that combine mechanical mechanisms with electronic technology.

FIG. 1 is a block diagram briefly showing an internal configuration of a fingerprint recognition door lock which controls access to a fingerprint of a conventional biometric door lock.

The conventional fingerprint recognition door lock 100 includes a fingerprint input unit 110, a fingerprint recognition unit 120, a fingerprint storage unit 130, a central processing unit 140, a motor driving unit 150, a motis lock 160, .

The fingerprint input unit 110 is a device for receiving fingerprint information of a user. The fingerprint input unit 110 scans input fingerprints and converts the scanned fingerprints into electronic information recognizable by the fingerprint recognition door lock 100 and transmits the electronic information to the fingerprint recognition unit 120 do. The fingerprint recognition unit 120 compares the input fingerprint information received from the fingerprint input unit 110 with a plurality of stored fingerprint information stored in the fingerprint storage unit 130 to determine whether they match or not and outputs the determination result to the central processing unit 140 ). The fingerprint storage unit 130 stores registered fingerprint information transmitted from the fingerprint input unit 110.

The central processing unit 140 controls the overall operation of the fingerprint recognition door lock 100 such as controlling access based on an authentication success signal or an authentication failure signal received from the fingerprint recognition unit 120. [ The motor driver 150 is driven when it receives the release signal from the central processing unit 140 and unlocks the Mortise Lock 160. When the motor driver 150 receives the coreless signal,

However, as door locks (hereinafter referred to as "biometric door locks") using biometric technology recognized as having relatively high security have been developed rapidly in the fields of electronics, information communication and the like, illegal copying of biometric information has been made, There are security vulnerabilities such as the distribution of illegally copied biometric information through the network. In addition, the conventional biometric door lock only performs a simple access control function that compares the registered biometric information with the inputted biometric information to perform access control of the passengers, and efficiently manages the registered biometric information or assigns specific conditions to the access It is impossible to provide various functions such as a more secure control.

In order to solve the above-described problems, the present invention provides a biometric door lock that recognizes a fingerprint, a long pass, a voice, a vein, an iris, a retina, a signature, And presents a biometric door lock and its control method for controlling the authentication of a visitor through selective combination of a group ID, a personal ID, and biometric information, and for performing access control and information management of a registered user on a group ID basis .

According to a first aspect of the present invention, there is provided a biometric door lock for receiving a biometric information and authenticating an access passenger, the biometric information of the passenger or a registered user is received and converted into a recognizable data format in the biometric door lock A biometric information input unit; A keypad for inputting and receiving an ID from the accessor or the registered user; A biometric information storage unit in which inputted biometric information and an input ID are mapped and stored; A biometric information recognizing unit for comparing and inputting the input biometric information with stored biometric information stored in the biometric information storage unit to generate and transmit an authentication success signal or an authentication failure signal; And performing ID authentication for comparing and authenticating the input ID with a storage ID stored in the biometric information storage unit, and generating a decryption signal when the ID authentication is successful and the authentication success signal is received, Device; And a motor driving unit which is driven when receiving the decoding signal to unlock a connected mortise lock.

According to a second aspect of the present invention, there is provided a method for authenticating a visitor in a biometric door lock that receives biometric information and authenticates an access passenger, the method comprising the steps of: (a) (b) performing biometric information authentication by receiving the biometric information; (c) acquiring current time information and determining whether the input ID or biometric information belongs to the set authentication time information; And (d) performing an unlocking operation when both the ID authentication step and the biometric information authentication step and the time authentication step are successful.

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

2 is a block diagram briefly illustrating an internal configuration of a biometric door lock according to a preferred embodiment of the present invention.

First, a biometric identification door lock 200 according to a preferred embodiment of the present invention includes fingerprint information, face information, long-range information, hand shape information, iris information, retina information, vein information, DNA information, It is a door lock that controls the access control of the passengers by using one or more of the information and the password information. That is, the biometric identification door lock 200 according to the embodiment of the present invention is a door lock that permits access only when at least one of the biometric information and the password (or ID) information is authenticated.

A biometric information recognizing unit 220, a biometric information storing unit 230, a keypad 240, a central processing unit 250, and a display unit 250. The biometric information input unit 210, the biometric information recognizing unit 220, A timer 260, a motor driver 270, a motis lock 280, and the like.

The biometric information input unit 210 inputs biometrics information of a registered user who wishes to register biometric information in the biometric identification door lock 200 (hereinafter referred to as "registered biometric information") and a biometric identification code Is used to receive biometric information (hereinafter, referred to as "certified biometric information"). The biometric information input unit 210 converts the inputted biometric information into a data format recognizable in the biometric identification door lock 200 and stores the converted data in the biometric information storage unit 230.

The biometric information recognition unit 220 receives the authentication biometric information from the biometric information input unit 210 and compares the previously registered biometric information stored in the biometric information storage unit 230 Or not. When the biometric information is stored in the biometric information storage unit 230, the biometric information recognition unit 220 generates a biometric authentication success signal and transmits the biometric authentication success signal to the central processing unit 250.

In the biometric information storage unit 230, when the biometric identification door lock 200 is switched to the biometric information registration mode in which the registered user registers biometric information, the registered biometric information transmitted from the biometric information input unit 210 is stored as stored biometric information do. In the biometric information storage unit 230, the registered biometric information input in the biometric information registration mode is mapped and stored by the group ID and / or the personal ID input through the keypad 240. That is, a plurality of individual IDs to which biometric information is mapped belong to each group ID.

The keypad 240 transfers the input group ID and / or the personal ID to the central processing unit 250. When the central processing unit 250 operates in the biometric information registration mode, the central processing unit 250 maps the input group ID and / or individual ID to the biometric information input or input through the biometric information input unit 210, Lt; / RTI > When the central processing unit 250 operates in the authentication mode for authenticating a user, the central processing unit 250 transmits the group ID and / or the personal ID input through the keypad 240 to the biometric information recognition unit 220. When receiving the authentication success signal from the biometric information recognition unit 220, the central processing unit 250 controls the motatus lock 280 to perform the unlocking operation through the motor driving unit 270.

Meanwhile, the biometrics door lock 200 according to the preferred embodiment of the present invention performs authentication of a user by setting time information that can be authenticated for each group ID or personal ID. That is, even if the authentication of the inputted biometric information and the group ID and / or the personal ID is successful, the biometric-based door lock unit 200 can detect that the authentication-enabled time information is set in the input group ID and / It is determined whether or not the final authentication is successful. Here, the authentication time information may be set in units of years, months, days, hours, and the like.

A timer 260 measures the date and time in real time and transmits the time information measured by the command of the central processing unit 250 to the central processing unit 250. The central processing unit 250 uses the time information received from the timer 260 to compare the group ID and / or the personal ID with the authenticatable time information set for the user who entered it, and determines whether or not the authentication is performed.

FIG. 3 is a flowchart illustrating a process of registering biometric information, a group ID, and / or a personal ID in a biometric door lock according to a preferred embodiment of the present invention.

A user who wishes to register biometric information in the biometric door lock 200 operates the keypad 240 provided in the biometric door lock 200 to input key data for switching to the biometric information registration mode in operation S300. The biometrics door lock 200 receiving the key data in the biometric information registration mode switches the operation mode to the biometric information registration mode (S302).

The biometric identification door lock 200, which is switched to the biometric information registration mode, requests the user to input a group ID and / or a personal ID through a speaker and / or a display device, / Or a personal ID (S304). The biometric door lock 200 receives the input of the group ID and the personal ID, inputs the biometric information, and receives the biometric information through the biometric information input unit 210.

The biometric door lock 200 determines whether the biometric information input in step S306 is valid biometric information (S308). Herein, valid biometric information means biometric information input to the biometric door lock 200 having sufficient information amount for authentication. If it is determined in step S308 that valid biometric information has been input, the biometric identification door lock 200 maps the group ID and / or the personal ID entered in step S304 to the biometric information input in step S306 and transmits the biometric information to the biometric information storage unit 230 (S310). Of course, it is also possible to input the group ID and / or the personal ID after first inputting the biometric information in a sequence different from that described in FIG.

On the other hand, the biometric information input to the biometric information door lock unit 200 can be changed or deleted for each group ID, and the allowable authentication time that can be entered and exited can be set, which makes it easy to manage the biometric information registration user. Of course, unauthorized time information such as a temporary access stop time for temporarily stopping access to the group ID or a permanent access stop for permanently stopping access may be set for each group ID. Of course, the time for changing, deleting, and authenticating biometric information may be set for each personal ID.

4 is a flow chart illustrating a process of unlocking a biometric door lock according to a preferred embodiment of the present invention.

A user desiring to unlock the biometric door lock 200 continuously inputs the group ID and the personal ID through the keypad 240 (S400). The central processing unit 250 receiving the group ID and the personal ID through the keypad 240 searches for the storage group ID and the personal ID stored in the biometric information storage unit 230 and determines whether or not the authentication is performed (S402). Of course, although it is described that the group ID and the individual ID are continuously input in steps S400 and S402, it is also possible to input and receive the group ID first, and to input the personal ID only when the authentication is normally performed .

The central processing unit 250 determines whether the ID authentication using the group ID and / or the personal ID is successful (S404). If it is determined that the ID authentication is successful, the central processing unit 250 transmits authentication time information Is set (S406). If it is determined in step S406 that the authentication time information is set, the central processing unit 250 requests the current time information to the timer 260 to obtain current time information (S408).

In step S408, the central processing unit 250 determines whether the current time information belongs to the set authentication time information identified in step S406 (S410). If it is determined in step S406 that the authentication time information is not set or that the authentication of the determination time in step S410 is successful, the central processing unit 250 requests the input of biometric information, (Step S412).

The biometric information recognizing unit 220 receiving the biometric information receives the group ID and / or the personal ID from the central processing unit 250, searches the biometric information storage unit 230 and stores the group ID and / The stored biometric information to be matched is extracted (S414). The biometric information recognizing unit 220 compares the inputted biometric information with the stored biometric information to determine whether the biometric information authentication operation is successful (S416). If it is determined that the biometric information authentication is successful as a result of the determination in step S416, the biometric information recognition unit 230 generates and transmits an authentication success signal to the central processing unit 250. The central processing unit 250 generates a decryption signal To the motor driver 270 (S418). The motor driving unit 270, which has received the unlocking signal, unlocks the motice lock 280.

While the present invention has been described with reference to exemplary embodiments, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. Accordingly, the embodiments disclosed herein are intended to be illustrative rather than limiting, and the spirit and scope of the present invention is not limited by these embodiments. The scope of the present invention should be construed according to the following claims, and all the techniques within the scope of the present invention should be construed as being included in the scope of the present invention.

As described above, according to the present invention, not only biometric information but also a group ID and / or a personal ID are registered to perform authentication of a visitor by selectively combining biometric information, a group ID, and / or a personal ID, Effect.

In addition, it has the feature of setting the allowable authentication time that can be entered for each group ID or individual ID, and limiting the access for each group or each individual, and advantageously can be performed conveniently in groups such as registration, change and deletion of biometric information Respectively.

Claims (8)

1. A biometric door lock for receiving a biometric information and authenticating a user, A biometric information input unit for receiving biometric information of the accessor or a registered user and converting the biometric information into a data format recognizable by the biometric door lock; A keypad for inputting and receiving an ID from the accessor or the registered user; A biometric information storage unit in which inputted biometric information and an input ID are mapped and stored; A biometric information recognizing unit for comparing and inputting the input biometric information with stored biometric information stored in the biometric information storage unit to generate and transmit an authentication success signal or an authentication failure signal; And performing ID authentication for comparing and authenticating the input ID with a storage ID stored in the biometric information storage unit, and generating a decryption signal when the ID authentication is successful and the authentication success signal is received, Device; And And a motor driving unit (not shown) which is driven to receive a release signal and unlocks a connected mortise lock Wherein the central processing unit is capable of setting at least one of authentication time information that can be accessed and non-authentication time information that is temporarily or permanently prohibited from accessing the ID, and when the ID authentication is successful, Wherein the time authentication is performed by determining whether the authentication time information or the non-authentication time information is set. delete delete delete A method for authenticating a visitor in a biometric door lock for receiving a biometric information and authenticating a visitor, (a) performing ID authentication by receiving an ID; (b) performing biometric information authentication by receiving the biometric information; (c) acquiring current time information and determining whether the input ID or biometric information belongs to the set authentication time information; And (d) performing the idle operation when both the ID authentication step and the biometric information authentication step and the time authentication step are successful Wherein the authentication time information is at least one of an authenticatable time that can be accessed and an unauthorized authenticable time when the authenticatable time is set, and when the current time belongs to the authenticatable time, And if the current time is within the unauthorized time, the authentication fails if the current time is set to the unauthorized time. delete delete delete

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