KR101296863B1 - Entry authentication system using nfc door lock - Google Patents

Abstract

The present invention relates to an access authentication system using a door lock capable of NFC communication and the NFC door lock to easily perform access authentication of the door lock using a terminal of a user or a visitor.
The main feature of the present invention is to register and store authentication information for a user or visitor, and if the authentication information is provided while NFC communication with the user terminal 200 or visitor terminal 300, whether the same authentication information compared to the stored information A door lock 100 for checking and releasing the lock if it is the same; A user terminal 200 having a user access application installed and providing authentication information of the user while communicating with the door lock 100 by NFC; And when the visitor access application is installed, the phone number, the name is registered as the authentication information, the visitor terminal 300 for providing the authentication information of the visitor while NFC communication with the door lock 100, characterized in that it comprises a.

Description

ENTRY AUTHENTICATION SYSTEM USING NFC DOOR LOCK}

The present invention relates to an access authentication system using a door lock capable of NFC communication and the NFC door lock to easily perform access authentication of the door lock using a terminal of a user or a visitor.

In recent years, more and more people have become more interested in security as their life becomes more enriched and more leisurely. Conventional door locks have been inconvenient due to the inconvenience that the user has to carry the key at the time of going out and the copying of the key is easy and the key is lost. The digital door lock has been developed and used in order to solve both inconvenience and anxiety simultaneously.

A digital door lock device is used by introducing an electronic card system or a password system using electrical characteristics. In the case of a door lock using the electronic card, the electronic card is connected to a card reader provided in the door lock. Read and control to open and close the door after checking the information registered in the electronic card.

In addition, in the case of the door lock incorporating a password system, if the user directly enters the password, it is controlled to open and close the door by checking whether it matches the registered password.

As such, the digital door lock has various functions for the purpose of security and security by allowing the door to be unlocked by the digital signal response. This allows the accessor to release the lock state of the door lock by the control unit receiving the signal as the user inputs the password set in the button operation unit on the outer body.

Accordingly, in recent years, the door opening and closing system has been technologically developed from a conventional opening and closing method using a contact smart card to a door opening and closing method using a contactless smart card. Even in the case of using a door opening and closing method using a non-contact smart card, the user must have a separate smart card, which causes inconvenience in terms of use and management.

In the door lock configured as described above, the user must notify the visitor of the password to the sudden visit of a close relative or friend in the absence of the user, after which the user has to change the password again and password management in case of frequent password change There is a problem.

The problem to be solved by the present invention is to provide an access authentication system using an NFC door lock to easily perform the access authentication of the door lock using a door lock capable of NFC communication and the terminal of the user or visitor.

The access authentication system using the NFC door lock according to the present invention stores and stores authentication information about a user or a visitor, and receives the access authentication information while NFC is communicated with the user terminal 200 or the visitor terminal 300. Door lock 100 for checking whether the same authentication information is compared with the case where the lock is released; A user terminal 200 having a user access application installed and providing authentication information of the user while communicating with the door lock 100 by NFC; And when the visitor access application is installed, the phone number, the name is registered as the authentication information, the visitor terminal 300 for providing the authentication information of the visitor while NFC communication with the door lock 100, characterized in that it comprises a.

Preferably, the door lock 100 includes a first NFC communication unit 110 for performing NFC communication with the user terminal 200 or the visitor terminal 300; A user register unit 120 which registers and stores authentication information used when entering and leaving the user terminal while communicating with the user terminal; A visitor registration unit 130 that receives and stores authentication information regarding a telephone number and a name of the visitor from the user terminal 200; Authentication to receive authentication information of the user or the visitor while NFC communication with the user terminal 200 or the visitor terminal 300, and check whether the same authentication information compared to the stored authentication information, and in the same case, unlocking the door lock 100 And an information checking unit 140, wherein the user terminal 200 includes a second NFC communication unit 210 for performing NFC communication with the door lock 100; A user authentication information registration unit 220 for registering authentication information about the user and providing the user's name and phone number as authentication information while communicating with the door lock 100; A visitor setting unit 230 which communicates with the door lock 100 and provides the visitor's name and phone number as authentication information; NFC communication with the door lock includes a user authentication information transmission unit 240 for providing the authentication information of the user terminal to release the door lock, visitor terminal 300 is a third NFC communication unit for performing NFC communication with the door lock 100 310; A visitor authentication information registration unit 320 for registering a visitor's name and a phone number used as the authentication information of the door lock; Characterized in that it comprises a; visitor authentication information transmission unit 330 for providing the authentication information of the visitor terminal to the door lock to release the door lock while NFC communication with the door lock.

Preferably, the door lock 100 includes an access history storage unit 150 for storing the authenticated information when the access of the user terminal 200 or the visitor terminal 300 is authenticated by the authentication information confirmation unit 140; The user terminal 200 may further include an access history checking unit 250 that communicates with the door lock and receives an access history of a user or a visitor stored in the door lock 100.

Preferably, the door lock 100 registers and stores a message such as a notice provided to another user or visitor provided from the user terminal while communicating with the user terminal, and registers the message when the door lock 100 receives access authentication information from the user or visitor. Message management unit 160 for providing; The user terminal 200 may further include a message register 270 that registers a message transmitted to another user or visitor while communicating with the door lock 100.

Preferably, it further comprises a wall pad to communicate with the door lock to modify or delete the message, the user or visitor registered in the door lock, the door lock is registered in the door lock to the wall pad 400 while communicating with the wall pad 400 of the home network It further comprises a wall pad management unit 170 that provides information on the user or visitor, the access history, and receives a message such as a notice clause from the wall pad 400, a correction or deletion of the user or visitor registered in the door lock. It is characterized by.

Preferably, the user registration unit 120 of the door lock 100 encrypts the authentication information of the user or generates a security key to provide to the user terminal, the user authentication information registration unit 220 of the user terminal 200 is encrypted from the door lock When receiving the call information or security key, it is characterized in that it is stored together with the authentication information.

Preferably, the door lock 100 registers the user registered for the first time as an administrator, the administrator is characterized in that the user, the visitor to delete the previously registered, reset the accessible date through the user terminal.

Preferably, the visitor registration unit 130 of the door lock 100 is characterized in that the access period of the visitor, the number of visits are provided as additional information.

Preferably, the user terminal 200 further includes a door lock registrant resetting unit 260 for confirming information on a user or a visitor registered in the door lock while communicating with the door lock, and correcting or deleting the registered information of the registered user or visitor. Characterized in that.

Preferably, the user's authentication information is displayed when the user registration screen of the door lock is activated, the user's name and phone number used as the authentication information is registered and the registered authentication information is provided from the user terminal to the door lock by NFC communication. It is characterized by.

Preferably, the user terminal is characterized in that the telephone number of the user terminal is automatically registered when the user access application is installed and the user's name is input from the user.

Preferably, the user manager is activated only on a user terminal registered as an administrator in the door lock.

The access authentication system using the NFC door lock according to the present invention can conveniently perform the access authentication of the door lock using a smartphone having an NFC function used by the user or visitor, a separate smart card for authentication of the door lock as conventional Or there is an advantage that does not need to always have a smart key.

In addition, NFCNFC door lock according to the present invention, even if only one of the conventional registered smart card or smart key is lost, it is not necessary to know the lost card and delete the registered smart card or the smart key as a whole and newly register the card. The access authentication system using the smart phone, smart card, smart key can be individually registered and deleted, and can check and modify the individual registration information has the advantage of individual management of access smart phone, smart card, smart key.

In addition, even if a visitor such as acquaintances do not have a master at the scheduled time of visit, the owner of the household lock does not have to wait for the visitor because the door lock can be authenticated after the information is registered in advance.

1 is a schematic diagram of an access authentication system using the NFC door lock of the present invention.
2 is a block diagram of a door lock according to the present invention.
Figure 3 is a block diagram of a user terminal according to the present invention.
4 is a block diagram of a visitor terminal according to the present invention;
5 is a screen for registering authentication information in the user terminal according to the present invention.
6 is a screen for registering the visitor authentication information in the user terminal according to the present invention.
7A and 7B are screens showing a door opening state in a user terminal or a visitor terminal according to the present invention.
8 is a screen in which the door lock access history is displayed on the user terminal according to the present invention.
9A and 9B are screens for displaying information on a user or a visitor registered in a door lock according to an embodiment of the present invention on a user terminal registered as an administrator;
10 is a screen displaying a message to a user or visitor terminal according to the present invention.

Hereinafter, with reference to the accompanying drawings will be described in detail the access authentication system using the NFC door lock of the present invention.

As shown in FIG. 1, the basic concept of the access authentication system using the NFC door lock according to the present invention includes a door lock 100 capable of communicating with NFC (Near Field Communication), a user terminal 200, and a visitor terminal 300. After the access application is installed in the user terminal 200, if the authentication information about the user or the visitor is registered in the door lock 100 through NFC (Near Field Communication) communication, the user terminal 200 or the visitor terminal 300 is the door lock 100 ) To perform the access authentication while NFC and to unlock the door lock 100.

As shown in FIG. 2, the door lock 100 receives authentication information while communicating with the user terminal 200 and the visitor terminal 300 to control the release of the door. The door lock 100 includes a registration button 181 for registering a user and a reset button 182 for deleting a registered user or visitor, and includes a first NFC communication unit 110, a user registration unit 120, and a visitor registration unit. 130, the access authentication information check unit 140, the access history storage unit 150.

The first NFC communicator 110 performs NFC communication with the user terminal 200 or the visitor terminal 300.

The user registration unit 120 receives the authentication information used when entering and exiting from the user terminal while communicating with the terminal of the user and stores it in the user DB 122. As authentication information for the user, the user's name and phone number are preferably used. The user registration unit 120 is activated when the user operates the registration button 181 and receives and stores authentication information of the user from the user terminal 200. In this case, the first registered user may be registered as an administrator, and communication with a user terminal registered as an administrator may be provided with information about a previously registered user, deletion of a visitor, setting an accessible date, and the like.

In addition, the user registration unit 120 may encrypt the authentication information of the user or generate a security key and provide it to the user terminal. Since the encryption information or the security key of the door lock is newly generated every time the user terminal is registered, the access lock can be blocked due to the difference of the encryption information or the security key even if an attempt is made to access the lost user terminal.

The visitor registration unit 130 receives additional information such as a phone number for the visitor, authentication information for the name, an access allowance period, and the number of visits from the user terminal 200 and stores it in the visitor DB 132. Visitors include the user's acquaintances, acquaintances, and the like. In addition, the visitor registration unit 130 may communicate with a user terminal registered as an administrator and receive information about deletion of a previously registered visitor, change of an access permission period, and the like.

The authentication information checking unit 140 receives the authentication information of the user or the visitor while NFC communication with the user terminal 200 or the visitor terminal 300, and compares the authentication information stored in the user DB 112 or the visitor DB 132. Check if it is the same authentication information, and if it is the same, unlock the door lock 100.

The access history storage unit 150 stores the authenticated information in the access history DB 142 when access of the user terminal 200 or the visitor terminal 300 is authenticated by the authentication information confirming unit 140. When the user terminal 200 is connected, the access history storage unit 150 may provide the stored authentication information to check the information on the accessor to the user terminal 200.

The message manager 160 registers a message such as an announcement provided to another user or a visitor provided from the user terminal while communicating with the user terminal, stores the message in the message DB 162, and provides access authentication information from the corresponding user or visitor. Provide a registered message when received.

The wall pad management unit 170 communicates with the wall pad 400 of the home network, and provides information and access history about the user or visitor registered in the door lock to the wall pad 400, and the notice period from the wall pad 400. You will be provided with a message, a modification or deletion of the user or visitor registered in the door lock.

As shown in FIG. 3, the user terminal 200 is a terminal having an NFC function, and includes a smartphone, a mobile communication terminal, etc., in which a door lock access application can be installed. The user terminal 200 performs access authentication while NFC communication with the door lock 100. The user terminal 200 is a second NFC communication unit 210, user authentication information registration unit 220, visitor setting unit 230, user authentication information transmission unit 240, access history check unit 250, door lock registrant reset An access application for a user having a government 260 and a message register 270 is installed.

The second NFC communication unit 210 performs NFC communication with the door lock 100.

The user authentication information registration unit 220 registers authentication information about the user and provides authentication information for the registered user while communicating with the door lock 100. The authentication information of the user includes the user's name and telephone number. For example, as shown in FIG. 5, when the registration button of the door lock is operated, a user registration screen is displayed so that the user's name and phone number used as authentication information are registered and the registered authentication information is provided to the door lock from the user terminal through NFC communication. . At this time, the telephone number of the user terminal is automatically registered when the access application for the user is installed, the user's name is input from the user. In addition, when the automatic access authentication information is automatically registered, the user's name can be prevented from artificially manipulating authentication information by another person.

In addition, the user authentication information registration unit 220 may store it as authentication information when receiving encryption information or a security key from the door lock.

The visitor setting unit 230 registers authentication information about the visitor, and provides authentication information about the registered visitor while communicating with the door lock 100. At this time, the visitor's access authentication information also includes the visitor's name and phone number. For example, as shown in FIG. 6, the visitor's name and phone number may be input through the visitor registration screen displayed on the user terminal.

The user authentication information transmitting unit 240 provides authentication information of the user terminal to release the door lock while NFC communication with the door lock. For example, when communicating with the door lock, a door opening page is displayed as shown in FIGS. 7A and 7B.

The access history checking unit 250 is provided with the access history of the user or visitor stored in the access history DB 142 of the door lock 100 while communicating with the door lock. As shown in FIG. 8, the entrance history can be confirmed by executing the entrance history confirmation function.

The door lock registrant resetting unit 260 checks information on the user or visitor registered in the door lock while communicating with the door lock, and corrects or deletes the registered information of the registered user or visitor. At this time, the user management unit is preferably activated only in the user terminal registered as an administrator in the door lock. For example, as illustrated in FIG. 9A, the user manager may identify a registered user or a visitor from the door lock, and may reset an accessible date of the registered user or the visitor as illustrated in FIG. 9B.

The message registration unit 270 registers a message delivered to another user or visitor while communicating with the door lock 100. If a user or a visitor who delivers a message registered through the message register 270 is specified, the message can be confirmed only when they are authenticated as shown in FIG. 10.

As shown in FIG. 4, the visitor terminal 300 is a terminal having an NFC function and includes a smartphone, a mobile communication terminal, and the like. The visitor terminal 300 has a visitor entrance application including a third NFC communication unit 310, a visitor access authentication information registration unit 320, and a visitor authentication information transmission unit 330.

The third NFC communication unit 310 performs NFC communication with the door lock 100.

The visitor authentication information registration unit 320 registers a visitor's name and phone number used as authentication information of the door lock. In this case, when the visitor access application is installed, the telephone number of the visitor terminal is automatically registered and the visitor's name is preferably input from the visitor. In addition, if the visitor's name is also automatically registered at the time of installation of the access application, authentication information by others can be prevented from being artificially manipulated.

The visitor authentication information transmitting unit 330 provides authentication information of the visitor terminal to the door lock to release the door lock when NFC is communicated with the door lock.

Look at the registration process of the user in the access authentication system using the NFC door lock according to the present invention.

First, the user installs the access application for the user in the user terminal 200 capable of NFC communication.

Thereafter, when the user selects and operates the registration button of the door lock to move the user terminal close, the door lock activates the user setting unit of the user terminal while NFC communication displays the user input menu.

In the user input menu, a phone number used as authentication information is automatically input, and a user's name is input from the user.

When the user's phone number and name used as authentication information are registered through the user information input menu, the user terminal transmits the user's registration information to the door lock through NFC communication.

The door lock registers the received telephone number and name of the user as authentication information of the user. In this case, the first registered user may be registered as a representative user.

Meanwhile, when the user loses the user terminal, the door lock may encrypt the authentication information of the user or generate a security key to provide the user terminal so that the registered user information is not used. Since the encryption information or the security key of the door lock is newly generated every time the user terminal is registered, the access lock can be blocked due to the difference of the encryption information or the security key even if an attempt is made to access the lost user terminal.

When the user loses the user terminal, the reset button of the door lock may be selected to initialize the authentication information of the registered user, and the above-described process may be repeated to newly register the user information.

In the access authentication system using the NFC door lock according to the present invention looks at the registration process of the visitor including the user's acquaintances, acquaintances.

First, after the user terminal 200 accesses the door lock 100 through NFC communication, when the user selects the visitor setting unit 230, a visitor input menu is displayed. In this case, it is preferable to restrict the registration of the visitor so that only the representative user terminal can register.

When the user registers by inputting a phone number and name used as visitor authentication information in the visitor input menu, the user terminal 200 transmits access authentication information of the registered visitor to the door lock through NFC communication. In this case, the visitor setting unit 230 of the user terminal 200 may additionally register additional items such as a visitor's access period and the number of visits.

The door lock 100 registers the received visitor's phone number and name as the visitor's authentication information. In this case, the door lock is stored together with the visitor's authentication information when the visitor receives additional items such as a visitor's access period and the number of visits.

Meanwhile, when the visitor's access authentication information is provided to the door lock, the user terminal 200 provides the content registered as the visitor and information for downloading the visitor's access application to the visitor's phone number.

In this case, when the door lock 100 is separated into the entrance door lock 100 installed in the common entrance, such as a multi-family house, apartment, and the door door lock installed in the door for each household, the visitor access authentication information is registered only in the entrance door lock 100. can do.

In the access authentication system using the NFC door lock according to the present invention looks at the access approval process of users and visitors.

When the user terminal or visitor terminal 300 is close to the door lock 100 in order to unlock the door, the user terminal or visitor terminal 300 communicates with the door lock 100 by NFC to the door lock ( 100).

The door lock 100 checks whether the authentication information of the user or the visitor provided from the user terminal or the visitor terminal 300 is the same by comparing the authentication information of the registered user or the visitor. In this case, the door lock is compared with the encryption information provided to the user or the security key provided to the user.

The door lock 100 unlocks the door lock 100 when the verification information provided from the user terminal 200 or the visitor terminal 300 is identical to the registered user or visitor authentication information. In this case, the door lock 100 unlocks the door lock and provides the message to the user terminal 200 or the visitor terminal 300 so that the user or visitor can check the message.

In addition, the door lock 100, if it is confirmed that the provided user or visitor authentication information is different from the authentication information of the registered visitors, and displays the entry and exit matters. For example, a warning light or a warning sound can be displayed.

As described above, although the present invention has been described by way of limited embodiments and drawings, the present invention is not limited thereto, and the technical idea of the present invention and the following by those skilled in the art to which the present invention pertains. Of course, various modifications and variations are possible within the scope of equivalents of the claims to be described.

100: door lock 110: first NFC communication unit
120: user register 130: visitor register
140: authentication information confirmation unit 150: access history storage unit
160: message management unit 170: wall pad management unit
200: user terminal 210: second NFC communication unit
220: user authentication information register 230: visitor setting unit
240: user authentication information transmission unit 250: access history confirmation unit
260: door lock register reset unit 270: message register
300: visitor terminal 310: the second NFC communication unit
320: third authentication information register 330: visitor authentication information transmission unit

Claims (11)

delete A door lock configured to receive and store authentication information about a user or a visitor, and when the access authentication information is provided while NFC communication with the user terminal or the visitor terminal is performed, checking whether the authentication information is the same as the stored information and releasing the lock if the access information is the same; A user terminal having a user access application installed and providing authentication information of the user while communicating with the door lock by NFC; And a visitor terminal that registers a phone number and name as authentication information when the access application for the visitor is installed, and provides authentication information of the visitor while communicating with the door lock by NFC.
The door lock may include a first NFC communication unit configured to perform NFC communication with a user terminal or a visitor terminal; A user registration unit which registers and stores authentication information used when entering and leaving the user terminal while communicating with the user terminal; A visitor registration unit configured to receive and store authentication information regarding a telephone number and a name of the visitor from the user terminal; And an authentication information confirmation unit configured to receive authentication information of the user or the visitor while communicating with the user terminal or the visitor terminal, verifying whether the authentication information is the same as compared with the stored authentication information, and unlocking the door lock in the same case.
The user terminal includes a second NFC communication unit for performing NFC communication with the door lock; A user authentication information registration unit which registers authentication information about the user and provides the name and phone number of the user as authentication information while communicating with the door lock; A visitor setting unit which communicates with the door lock and provides the visitor's name and phone number as authentication information; It includes a user authentication information transmission unit for providing authentication information of the user terminal to release the door lock while communicating with the door lock NFC,
The visitor terminal includes a third NFC communication unit for performing NFC communication with the door lock; A visitor authentication information registration unit that registers a visitor's name and phone number used as door lock authentication information; Access authentication system using an NFC door lock, comprising: a visitor authentication information transmission unit for providing a door lock with the authentication information of the visitor terminal to release the door lock while communicating with the door lock NFC. The door lock according to claim 2, further comprising: an access history storage unit for storing the authenticated information when the access of the user terminal or the visitor terminal is authenticated by the authentication information confirming unit; User terminal access authentication system using the NFC door lock, characterized in that it further comprises an access history check unit for receiving the access history of the user or visitor stored in the door lock while communicating with the door lock. The method of claim 2, wherein the door lock registers and stores a message such as a notice provided to other users or visitors provided from the user terminal while communicating with the user terminal, and receives the registered message when the door lock is provided with access authentication information from the user or visitor. Providing a message management unit; The user terminal further comprises a message registration unit for registering a message to be delivered to other users or visitors while communicating with the door lock access authentication system using the NFC door lock. The method according to claim 2, wherein the user registration unit of the door lock encrypts the authentication information of the user or generates a security key to provide to the user terminal, when the user authentication information registration unit of the user terminal receives encryption information or security key from the door lock Access authentication system using an NFC door lock, characterized in that stored together with the authentication information. The system of claim 2, wherein the door lock registers a user registered for the first time as an administrator, and the administrator resets a previously registered user and a visitor through a user terminal, and resets an accessible date. The access authentication system using an NFC door lock according to claim 2, wherein the visitor registration unit of the door lock receives the visitor's access period and the number of visits as additional information. The method of claim 2, wherein the user terminal further comprises a door lock registrant reset unit for confirming information on the user or visitor registered in the door lock while communicating with the door lock, and correct or delete the registered information of the registered user or visitor. Access authentication system using NFC door lock. The method of claim 2, wherein the user's authentication information is displayed when the user registration screen of the door lock is activated, the user's name and phone number used as the authentication information is registered, and the registered authentication information is transferred from the user terminal to the door lock by NFC. Access authentication system using an NFC door lock, characterized in that provided. The system of claim 2, wherein the user terminal automatically registers a phone number of the user terminal when a user access application is installed, and a user's name is input from the user. The method according to claim 2, further comprising a wall pad for modifying or deleting a message, a user or a visitor registered in the door lock while communicating with the door lock,
The door lock communicates with the wall pad of the home network and provides information and access history for the user or visitor registered in the door lock on the wall pad, and the message such as notification notices from the wall pad and the modification or deletion of the user or visitor registered in the door lock. Access authentication system using the NFC door lock, characterized in that it further comprises a wall pad management unit provided.

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