KR20230101057A - Digital door lock management server, opening/closing control system, and digital door lock control method communicating with a mobile terminal. - Google Patents

Abstract

A digital door lock management server communicating with a mobile terminal and a digital door lock control method are disclosed.
The digital door lock control system according to the present invention receives a selection of one or more modes among a digital door lock installed in a door, a public mode, and a personal mode, performs an authentication process for the access of the mobile terminal, and provides a one-time password to lock the digital door. It includes a digital door lock management server that determines whether to open or close, and a mobile terminal that communicates with the digital door lock management server and performs an authentication process.

Description

Digital door lock management server, opening/closing control system, and digital door lock control method communicating with a mobile terminal

The present invention relates to a digital door lock management server, an opening and closing control system, and a digital door lock control method communicating with a mobile terminal, and more particularly, to a digital door lock management server that can control the opening and closing process of a door through a digital door lock It relates to a door lock management server and control method.

In general, households, shops, government agencies, corporations, etc. widely use access control systems for restricting the access of unauthorized outsiders. Access control systems are manufactured and used in various forms, ranging from low-cost simple locks to expensive mechanical devices with complex mechanical mechanisms and electronic devices in which electronic technology is combined with mechanical mechanisms.

One aspect of the present invention is to strengthen security by performing authentication on all visitors without distinguishing between regular visitors and temporary visitors, and to promote user convenience through a non-contact authentication process of a digital door lock, while at the output of the digital door lock Provided is a digital door lock management server and control method using a mobile terminal capable of maintaining an improved security level without the risk of password leakage since only an authentication button is formed and no numeric key is formed.

The technical problem of the present invention is not limited to the technical problem mentioned above, and other technical problems not mentioned will be clearly understood by those skilled in the art from the following description.

When the digital door lock management server according to an embodiment of the present invention performs authentication of the mobile terminal according to the mode of the digital door lock and the mode selection unit for selecting one or more modes of the public mode or the personal mode of the digital door lock. An authentication unit that generates a terminal authentication code using a random code generated each time and a pre-stored special code, a communication unit that provides the random code to the mobile terminal and receives the authentication code from the mobile terminal, A code comparison unit that compares the authentication code with the terminal authentication code, generates an authentication success signal if the authentication code and the terminal authentication code match, and generates an authentication failure signal if they do not match, and an authentication success signal from the code comparison unit is received, a one-time password is provided, and when an authentication failure signal is received, a password providing unit that initializes the terminal authentication code and the authentication code, and transmits the one-time password input to the mobile terminal by a visitor carrying the mobile terminal. and an opening and closing control unit for determining whether to open or close the digital door lock.

The authentication unit includes a special code storage unit for storing a special code input by a user of the digital door lock to perform the authentication process, a random code generator for generating the random code whenever the authentication process starts, and the special code and an authentication algorithm performer for performing the authentication process using the random code, and the random code generator may provide the random code to the mobile terminal so that the mobile terminal can generate an authentication code. there is.

The authentication unit, when the mobile terminal requests authentication from the public mode digital door lock after the common mode authentication time has been initialized, starts the authentication process, and after the common mode authentication time has been initialized by the mobile terminal When requesting authentication from the digital door lock in the personal mode, a signal requesting a selection on whether or not to perform the authentication process is transmitted to the mobile terminal, and when a selection signal indicating that the authentication process is not performed is received, the mobile terminal When the authentication process is forcibly terminated and a selection signal indicating that the authentication process is performed is received from the mobile terminal, authentication can be performed regardless of the authentication success record.

The code comparison unit, a comparison unit that compares whether the authentication code and the terminal authentication code match or not, and when authentication of the mobile terminal and the digital door lock selected in the common mode is successful, the common mode authentication time, which is the successful authentication time and a time storage unit for storing , and an initialization unit for initializing the common mode authentication time when a predetermined time elapses from the common mode authentication time.

The code comparison unit compares the authentication code and the terminal authentication code, and if the authentication code and the terminal authentication code match, the authentication success signal is generated and transmitted to the password providing unit, and an authentication success message is transmitted to the mobile terminal. and, if the authentication code and the terminal authentication code do not match, generating the authentication failure signal and transmitting the authentication failure signal to the password providing unit, and simultaneously notifying an authentication failure message to the mobile terminal.

When a signal requesting the authentication process is received from an authentication button formed on the output unit of the digital door lock, the authentication process may be started.

A digital door lock opening and closing control system according to an embodiment of the present invention communicates with a digital door lock, a digital door lock management server that determines whether to open or close the digital door lock, and the digital door lock management server to perform an authentication process, and from the management server and a mobile terminal receiving a one-time password.

The digital door lock management server selects at least one mode of the public mode or personal mode of the digital door lock, and a random code generated each time authentication of the mobile terminal is performed according to the mode of the digital door lock and a pre-stored special code Generates a terminal authentication code using , transmits the random code to the mobile terminal, receives an authentication code from the mobile terminal, compares the authentication code provided by the mobile terminal with the terminal authentication code, and performs the authentication If the code and the terminal authentication code match, an authentication success signal is generated; if they do not match, an authentication failure signal is generated. When the authentication success signal is generated, a one-time password is provided to the mobile terminal, and when the authentication failure signal is generated , It is possible to initialize the terminal authentication code and the authentication code, receive the one-time password input to the mobile terminal by a visitor carrying the mobile terminal, and compare them to determine whether to open or close the digital door lock.

The mobile terminal includes a code storage unit for storing an individual code received from a user, an authentication execution unit for generating an authentication code using the individual code and the random code, a short-range communication unit capable of transmitting and receiving information with the digital door lock, An input unit receiving a one-time password from the digital door lock management server and receiving the one-time password may be included.

A digital door lock control method communicating with a mobile terminal according to an embodiment of the present invention includes the steps of selecting one of the public mode and personal mode of the digital door lock, and authentication of the mobile terminal according to the mode of the digital door lock. Generating a terminal authentication code using a random code generated each time it is performed and a pre-stored special code, providing the random code to the mobile terminal, and receiving the authentication code generated during the authentication process of the mobile terminal. , comparing the authentication code provided from the mobile terminal with the terminal authentication code to generate an authentication success signal or an authentication failure signal, providing a one-time password to the mobile terminal when the authentication success signal is received, and performing the authentication Upon receiving a failure signal, initializing the terminal authentication code and the authentication code, receiving the one-time password input to the mobile terminal by a visitor carrying the mobile terminal, and determining whether to open or close the digital door lock. includes The receiving of the authentication code may include, if authentication of the mobile terminal and the digital door lock selected in the common mode is successful, storing a public mode authentication time that is a successful authentication time, a predetermined time from the public mode authentication time When elapsed, initializing the authentication success time in the digital door lock, which is the common mode of the mobile terminal, may be included.

The generating of the terminal authentication code may include storing a special code input from the user of the digital door lock, generating the random code, and the random code may be used to generate an authentication code of the mobile terminal. It may include steps to provide.

The generating of the terminal authentication code may include, when the mobile terminal requests authentication from the public mode digital door lock after the public mode authentication time is initialized, the authentication process is started, and the mobile terminal performs the public mode authentication. When authentication is requested from the personal mode digital door lock after the time is initialized, a signal requesting a selection on whether or not to perform the authentication process is transmitted to the mobile terminal, and when a selection signal indicating that the authentication process is not performed is received Forcibly ending the authentication process of the mobile terminal, and performing authentication regardless of whether the common mode authentication time is stored when a selection signal indicating that the authentication process is performed is received from the mobile terminal. .

Generating an authentication success signal or an authentication failure signal may include comparing the authentication code and the terminal authentication code, generating the authentication success signal when the authentication code and the terminal authentication code match, and providing the one-time password to the mobile terminal. If the authentication code and the terminal authentication code do not match, the authentication failure signal may be generated to notify the mobile terminal of authentication failure to the mobile terminal.

When a signal requesting the authentication process is received from an authentication button installed in the output unit of the digital door lock, the authentication process may be performed.

According to one aspect of the present invention described above, the digital door lock management server receives an input signal from the authentication button formed on the output unit of the digital door lock, and performs authentication of the mobile terminal existing in a short distance using short-range communication, thereby obtaining a successful mobile terminal authentication provides a one-time password every moment, and if the one-time password is input to the mobile terminal that has requested authentication, the digital door lock management server receives the input one-time password and can control the opening and closing operation of the digital door lock.

In addition, by using the authentication method between the mobile terminal and the digital door lock management server, it is possible to control the opening and closing of the digital door lock without directly manipulating the digital door lock. Since there is no door lock, the security level of the door can be improved, and the cost required for replacement or upgrade of the digital door lock can be reduced.

1 shows a schematic configuration of a digital door lock opening and closing control system using a mobile terminal according to an embodiment of the present invention.
It is a drawing drawing.
2 is a diagram showing a configuration according to an embodiment of a digital door lock.
FIG. 3 is a flow chart of the first embodiment showing a specific entry/exit process using the system of FIG. 1 .
FIG. 4 is a flow chart for a second embodiment showing a specific entry/exit process using the system of FIG. 1 .
Figure 5a is a block diagram showing the configuration of a digital door lock management server.
5B is a block diagram showing the configuration of a code comparison unit, which is one of the configurations of a digital door lock management server.
Figure 5c is a block diagram showing the configuration of the authentication unit, one of the configuration of the digital door lock management server.
6A is a block diagram showing the configuration of a mobile terminal.
6b and 6c are diagrams illustrating an embodiment of an output unit of a mobile terminal.
7a and 7b are control flowcharts of the management server according to the first and second embodiments of the present invention.
1 shows a schematic configuration of a digital door lock opening and closing control system using a mobile terminal according to an embodiment of the present invention.
It is a drawing drawing.
2 is a diagram showing a configuration according to an embodiment of a digital door lock.
FIG. 3 is a flow chart of the first embodiment showing a specific entry/exit process using the system of FIG. 1 .
FIG. 4 is a flow chart for a second embodiment showing a specific entry/exit process using the system of FIG. 1 .
Figure 5a is a block diagram showing the configuration of a digital door lock management server.
5B is a block diagram showing the configuration of a code comparison unit, which is one of the configurations of a digital door lock management server.
Figure 5c is a block diagram showing the configuration of the authentication unit, one of the configuration of the digital door lock management server.
6A is a block diagram showing the configuration of a mobile terminal.
6b and 6c are diagrams illustrating an embodiment of an output unit of a mobile terminal.
7a and 7b are control flowcharts of the management server according to the first and second embodiments of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The detailed description of the present invention which follows refers to the accompanying drawings which illustrate, by way of illustration, specific embodiments in which the present invention may be practiced. These embodiments are described in sufficient detail to enable one skilled in the art to practice the present invention. It should be understood that the various embodiments of the present invention are different from each other but are not necessarily mutually exclusive. For example, specific shapes, structures, and characteristics described herein may be implemented in another embodiment without departing from the spirit and scope of the invention in connection with one embodiment. Additionally, it should be understood that the location or arrangement of individual components within each disclosed embodiment may be changed without departing from the spirit and scope of the invention. Accordingly, the detailed description set forth below is not to be taken in a limiting sense, and the scope of the present invention, if properly described, is limited only by the appended claims, along with all equivalents as claimed by those claims. Like reference numbers in the drawings indicate the same or similar function throughout the various aspects.

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

1 is a diagram showing a schematic configuration of a digital door lock opening and closing control system using a mobile terminal according to an embodiment of the present invention.

A digital door lock opening and closing control system communicating with a mobile terminal according to this embodiment includes a digital door lock management server 100, a mobile terminal 300, and a digital door lock 500.

Hereinafter, a user is defined as one of the owner or manager of a building in which the digital door lock 500 is installed, and a visitor is any person possessing a mobile terminal 300 requiring authentication to access a door in which the digital door lock 500 is installed. Defined by

The digital door lock management server 100 for digital door lock opening and closing control may be a separate terminal or a part of a module of the terminal. That is, the digital door lock management server 100 is configured in the digital door lock 500 and can control the opening and closing process of the digital door lock 500, and is configured as a separate device from the digital door lock 500 to operate the digital door lock 500. can also be controlled remotely.

The digital door lock management server 100 may be mobile or fixed. The digital door lock management server 100 may be in the form of a server or engine, and may be a device, an apparatus, a terminal, a user equipment (UE), a mobile station (MS), It can also be called by other terms, such as wireless device or handheld device.

The digital door lock management server 100 may communicate with the mobile terminal 300 and the digital door lock 500 . Specifically, the digital door lock management server 100 may communicate with the mobile terminal 300 to perform an authentication process required for an access process. Thereafter, the digital door lock management server 100 may control the opening and closing process of the door through the digital door lock 500 by transmitting an open/close control signal to the digital door lock 500 according to the result of the authentication process.

The mobile terminal 300 is an intelligent terminal possessed or carried by the visitor. The mobile terminal 300 may have software (application) installed and executed for performing the access authentication process. It can be controlled by software to perform.

The mobile terminal 300 may execute or manufacture various software based on an operating system (OS), that is, a system. The operating system is a system program for enabling software to use the hardware of the device, and is a mobile computer operating system such as Android OS, iOS, Windows mobile OS, Bada OS, Symbian OS, Blackberry OS, and Windows-based, Linux-based, Unix-based, It can include all computer operating systems such as MAC, AIX, and HP-UX.

For example, the mobile terminal 300 may be in the form of a smart phone, a PDA, a laptop computer, a tablet PC, or a wearable device. Hereinafter, for convenience of explanation, the mobile terminal 300 is defined as a smart phone. However, as described above, the shape of the mobile terminal 300 is not limited to a smart phone.

When a visitor carries the mobile terminal 100 to pass through the door, the mobile terminal 300 may perform an authentication process by communicating with the digital door lock management server 100 described above. To this end, the mobile terminal 300 may receive an individual code for identifying an entrant and generate an authentication code by combining it with a random code provided from the digital door lock management server 100 . The mobile terminal 300 may transmit the generated authentication code to the digital door lock management server 100 . The individual code may be provided by a visitor carrying the mobile terminal 300 for authentication by a user at the place where the digital door lock 500 is installed, or may be a code such as a special code pre-stored in the digital door lock management server 100. there is.

The digital door lock 500 is a locking device that is installed on the door and controls the opening and closing process of the door. The digital door lock 500 may be in the form of any one of a variety of previously known or commercialized door locks. However, the digital door lock 500 according to this embodiment has an authentication button 501 on the output unit, so that the digital door lock management server 100 can be requested to start the authentication process. The output unit of the digital door lock may be a display or a panel.

In addition, the digital door lock 500 may require a communication module capable of performing wireless communication with the digital door lock management server 100 described above. That is, in the present invention, the digital door lock management server 100 can determine whether to open or close the door, and the digital door lock 500 can perform an operation to open or close the door according to a control signal received from the digital door lock management server 100. can

Referring to FIG. 2, the digital door lock 500 of FIG. 1 will be described in detail.

The digital door lock 500 according to this embodiment may be any one of a public mode digital door lock 500a and a personal mode digital door lock 510a, 510b, and 510c.

The common mode digital door lock 500a can be used only when there is one door, so it can be limited to the case where it can pass through the door with one authentication. On the other hand, since the personal mode digital door locks 510a, 510b, and 510c perform authentication using the authentication result of the public mode digital door lock 500a, they can be used when two or more authentications must be performed.

For example, when installed in an apartment, a common mode digital door lock 500a may be installed at the front door of the front floor, and personal mode digital door locks 510a, 510b, and 510c may be installed at each house on each floor. there is. As another example, when installed in a complex building, a common mode digital door lock 500a may be installed on the lobby floor, and personal mode digital door locks 510a, 510b, and 510c may be installed on each floor.

Referring to FIG. 3, a first embodiment showing a specific access process using the system of FIG. 1 will be described.

According to this embodiment, the digital door lock management server 100 receives and stores a special code from the user of the digital door lock 500 in advance (610). An application may be installed in the mobile terminal 300 to be used for authentication, but is not limited thereto, and whenever authentication is requested, a URL is provided from the digital door lock management server 100, and the authentication process can be performed by accessing a web page. Yes (611, 612).

When the digital door lock 500 receives an input signal from the authentication button 501 formed on the output unit, it can transmit a signal to start the authentication process to the digital door lock management server 100 (620), and the digital door lock management server 100 You can start the certification process. The digital door lock management server 100 that has started the authentication process may request the mobile terminal 300 to perform the authentication process (621). The digital door lock management server 100 may generate a random code to start the authentication process, and generate a terminal authentication code by combining the random code with the special number input and stored by the user (623').

The mobile terminal 300, upon receiving a request for authentication from the digital door lock management server 100 and starting the authentication process, may request the visitor holding the mobile terminal 300 to input an individual code (622), and the digital door lock management server An authentication code may be generated by combining the random code and the individual code received from (100) (623). The mobile terminal 300 may transmit the generated authentication code to the digital door lock management server 100 (624), and the mobile terminal 300 that has transmitted the authentication code until it receives an authentication failure message or receives a one-time password. can wait

The digital door lock management server 100 receiving the authentication code from the mobile terminal 300 may compare the generated terminal authentication code with the provided authentication code to determine whether they match or not (630).

The digital door lock management server 100 may transmit a one-time password if the results of comparing the authentication code and the terminal authentication code match, and transmit an authentication failure message to the mobile terminal 300 if they do not match (631). The mobile terminal 300 receiving the authentication failure message may retry or give up authentication, and the mobile terminal 300 provided with the one-time password may move to the password input screen, and the visitor carrying the mobile terminal 300 It can request to input a one-time password (632), and can transmit the input password to the digital door lock management server (100) (634). The digital door lock management server 100 may compare the password provided from the mobile terminal 300 with the one-time password provided to the mobile terminal 300 (640). The digital door lock management server 100 can generate a signal to open the digital door lock 500 and transmit it to the digital door lock 500 when the password provided from the mobile terminal 300 and the generated one-time password match (650, 651), authentication can be terminated if the password provided from the mobile terminal 300 and the generated one-time password do not match.

Referring to FIG. 4, a second embodiment showing a specific access process using the digital door lock opening and closing control system of FIG. 1 will be described.

4 is a flow chart showing an authentication process for secondary authentication after primary authentication, in which the public mode digital door lock 500a is referred to as primary authentication, and the personal mode digital door locks 510a, 510b, and 510c are authenticated. is referred to as second-factor authentication.

An application may be installed in the mobile terminal 300 used for authentication, but is not limited thereto, and whenever authentication is requested, a URL is provided from the digital door lock management server 100 to access a web page to perform the authentication process. can (711, 712).

According to this embodiment, the digital door lock management server 100 may receive and store a common mode special code from the user of the common mode digital door lock 500a in advance (710). When an input signal is generated from the authentication button 501 formed on the output unit, the common mode digital door lock 500a may transmit a signal to start the first authentication process to the digital door lock management server 100 (720), and the first authentication The digital door lock management server 100 starting the process may request the mobile terminal 300 to perform the first authentication process (721). The digital door lock management server 100 may generate a random code to start the authentication process, and generate a primary terminal authentication code by combining the public mode special number input and stored by the user and the generated random code (723 ').

The mobile terminal 300, which is requested to perform authentication from the digital door lock management server 100 and where the primary authentication process has started, requests the visitor holding the mobile terminal 300 to input the public mode individual code (722), The first authentication code may be generated by combining the random code provided from the door lock management server 100 and the common mode individual code (723). The mobile terminal 300 may provide the generated primary authentication code to the digital door lock management server 100 (724), and may wait until an authentication failure message is received or a primary one-time password is provided.

The digital door lock management server 100 may compare the generated primary terminal authentication code with the primary authentication code provided from the mobile terminal 300 to determine whether they match or not (730). If the first authentication code and the first terminal authentication code match, the digital door lock management server 100 may store the successful authentication time (731), generate a first one-time password, and transmit it to the mobile terminal 300. (732). If the primary authentication code and the primary terminal authentication code do not match, an authentication failure message may be transmitted to the mobile terminal 300 and the application may be forcibly terminated.

The mobile terminal 300 receiving the authentication failure message can retry or give up authentication, and the mobile terminal 300 provided with the first one-time password moves to the next screen to input the first one-time password (733 ), the input one-time password may be transmitted to the digital door lock management server 100 (734).

The digital door lock management server 100 may compare the password provided from the mobile terminal 300 with the first one-time password generated (740). The digital door lock management server 100 generates a signal to open the common mode digital door lock 500a and transmits it to the common mode digital door lock 500a when the password provided from the mobile terminal 300 and the generated first one-time password match. It can be done (750, 751), and if the password provided from the mobile terminal 300 and the generated primary one-time password do not match, authentication can be terminated.

In addition, the digital door lock management server 100 may receive and store a personal mode special code from the user of the personal mode digital door locks 510a, 510b, and 510c in advance (759).

The personal mode digital door locks 510a, 510b, and 510c may transmit a signal to start a second authentication process to the digital door lock management server 100 when an input signal is generated from the authentication button 501 formed on the output unit (760). .

The digital door lock management server 100 that has received a second authentication process request from the personal mode digital door locks 510a, 510b, and 510c can check the public mode authentication success time of the mobile terminal 300 (760'), and public mode authentication. In the case of a mobile terminal 300 in which the success time is not stored, a message to the user to select 'whether to enforce or end the secondary authentication process because a visitor who exceeded the public mode authentication success time requested authentication' can send When a user of the personal mode digital door locks 510a, 510b, and 510c receives a selection signal to end the second authentication process, the application of the mobile terminal 300 may be forcibly terminated.

When a user of the personal mode digital door locks 510a, 510b, and 510c receives a selection signal indicating that the secondary authentication process is enforced or when the public mode authentication success time is stored, the authentication process starts, and the mobile terminal 300 displays the personal It may be requested to perform a secondary authentication process for opening the mode digital door locks 510a, 510b, and 510c (761).

The digital door lock management server 100 that has started the secondary authentication process may generate a secondary terminal authentication code by combining a personal mode special number and a random code (763').

The mobile terminal 300, which is requested to perform authentication from the digital door lock management server 100 and where the secondary authentication process has started, may request the visitor holding the mobile terminal 300 to input a personal mode individual code (762), A second authentication code may be generated by combining the random code received from the digital door lock management server 100 and the individual code for personal mode (763). The mobile terminal 300 may transmit the generated second authentication code to the digital door lock management server 100 (764), and may wait until an authentication failure message is received or a second one-time password is provided.

The digital door lock management server 100 may compare the generated secondary authentication code with the secondary authentication code provided from the mobile terminal 300 to determine whether they match (770). The digital door lock management server 100 may transmit the second one-time password to the mobile terminal 300 if the second authentication code and the second terminal authentication code match (771), and the second authentication code and the second terminal authentication code. If do not match, an authentication failure message may be transmitted to the mobile terminal 300 .

The mobile terminal 300 receiving the authentication failure message can retry or give up authentication, and the mobile terminal 300 receiving the second one-time password moves to the next screen to input the second one-time password (772 ), the input secondary one-time password may be transmitted to the digital door lock management server 100 (773).

The digital door lock management server 100 can compare the second one-time password provided from the mobile terminal 300 with the generated second one-time password (780), and if each password matches, the personal mode digital door lock (510a, 510b, 510c) ) may be generated and transmitted to the personal mode digital door locks 510a, 510b, and 510c (790 and 791). The digital door lock management server 100 may terminate authentication when the password provided from the mobile terminal 300 and the generated second one-time password do not match.

Referring to FIG. 5A, specific functions of the digital door lock management server 100 of FIG. 1 will be described.

The digital door lock management server 100 according to this embodiment includes a mode selection unit 110, an authentication unit 120, a communication unit 130, a code comparison unit 140, a password providing unit 150, and an opening/closing control unit 160 can include

The mode selector 110 may receive and set any one of the public mode digital door lock 500a or the personal mode digital door lock 510a, 510b, 510c of the digital door lock 500 from the user of the digital door lock 500.

The authentication unit 120 may store a special code input in advance from the user of the digital door lock 500, generate a random code whenever a visitor carrying the mobile terminal 300 requests authentication, and A terminal authentication code may be generated and stored by combining random codes. A detailed description of the authentication unit 120 will be described later with reference to FIG. 5B.

The communication unit 130 may communicate with the mobile terminal 300 . The communication unit 130 and the mobile terminal 300 may transmit and receive data using any one of various known wireless communication techniques. To perform communication with the communication unit 130 of the digital door lock management server 100, the mobile terminal 300 may be provided with a communication module capable of performing wireless communication.

The code comparison unit 140 may compare whether the authentication code provided from the mobile terminal 300 and the terminal authentication code generated by the authentication unit 120 match or not match. The code comparison unit 140 may generate an authentication success signal when the authentication code and the terminal authentication code match, and generate an authentication failure signal when the authentication code and the terminal authentication code do not match and transmit the signal to the mobile terminal 300, The application of the mobile terminal 300 can be forcibly terminated. A detailed description of the code comparison unit 140 will be described later with reference to FIG. 5C.

The password providing unit 150 may receive an authentication success signal from the code comparison unit 140 , generate a one-time password, and transmit the one-time password to the mobile terminal 300 .

The opening and closing control unit 160 may compare whether the password provided from the mobile terminal 300 and the one-time password generated by the password providing unit 150 match, and if they match, a signal to open the digital door lock 500 is sent to the digital door lock 500. ), and if they do not match, authentication can be terminated.

Referring to FIG. 5B, a specific function of the authentication unit 120, which is one of the configurations of the digital door lock management server 100 of FIG. 5A, will be described.

The authentication unit 120 may include a special code storage unit 121, a random code generation unit 123, and an authentication algorithm execution unit 125, and in the case of a digital door lock with a personal mode selected, the mobile terminal 300 It can be checked whether the authentication success time authenticated by the common mode digital door lock 500a is stored.

The special code storage unit 121 may request the user of the digital door lock 500 to input a special code, and the received special code may be stored. A user of the digital door lock 500 may change the special code periodically or at any time according to convenience.

The random code generator 123 can generate a terminal authentication code whenever a visitor carrying the mobile terminal 300 requests authentication, and the random code used to generate the terminal authentication code in the mobile terminal 300 is random. The same random code as the code can be transmitted.

The authentication algorithm performing unit 125 may generate and store a terminal authentication code by combining the special code stored in the special code storage unit and the random code generated by the random code generator.

Referring to FIG. 5C, a specific function of the code comparison unit 140, which is one of the components of the digital door lock management server 100 of FIG. 5A, will be described.

The code comparison unit 140 may include a comparison unit 141, a time storage unit 143, and an initialization unit 145.

The comparison unit 141 may compare whether the authentication code provided from the mobile terminal 300 and the terminal authentication code generated by the authentication unit 120 match or not match. When the authentication code and the terminal authentication code match, an authentication success signal may be generated and transmitted to the password provider 150 . If the authentication code and the terminal authentication code do not match, an authentication failure signal may be generated, an authentication failure message may be transmitted to the mobile terminal 300, and the application may be forcibly terminated.

The time storage unit 143 may store the authentication success time of the mobile terminal 300 when an authentication success signal is generated when the authentication code and the terminal authentication code match.

The initialization unit 145 may initialize the authentication success time stored in the time storage unit 143 after a predetermined time has elapsed after the authentication success time is stored in the time storage unit 143 .

Referring to FIG. 6A, specific functions of the mobile terminal 300 of FIG. 1 will be described.

The mobile terminal 300 according to this embodiment may include a code storage unit 310, an authentication unit 330, a short-range communication unit 350, and an input unit 370.

When the code storage unit 310 receives an authentication execution request signal from the digital door lock management server 100, it may request a visitor holding the mobile terminal 300 to input an individual code, and when the visitor inputs the individual code, the code storage unit 310 may store it. can

The authentication performing unit 330 may generate an authentication code by combining the random code provided from the digital door lock management server 100 and the individual code stored in the code storage unit 310, and transmits the authentication code to the digital door lock management server 100. You can do so, and you can wait until you receive an authentication failure message or are provided with a one-time password.

Upon receiving the authentication failure message, the visitor carrying the mobile terminal 300 may retry the authentication process or give up.

The short-distance communication unit 350 may communicate with the digital door lock 500 . The short-distance communication unit 350 of the mobile terminal 300 may transmit/receive data with the digital door lock management server 100 using any one of various known wireless communication techniques. To perform communication with the short-range communication unit 350 of the mobile terminal 300, the digital door lock management server 100 may include a communication module capable of performing wireless communication.

When the input unit 370 receives the one-time password from the digital door lock management server 100, it moves to the next screen, receives the password from a visitor holding the mobile terminal 300, and transmits the password to the digital door lock management server 100. .

Referring to FIGS. 6B and 6C, the output unit of the mobile terminal of FIG. 6A will be described.

The output unit of the mobile terminal 300 may be a display or a panel.

6B may be a message provided from the digital door lock management server 100 when the authentication code generated by the mobile terminal 300 and the terminal authentication code generated by the digital door lock management server 100 do not match. After receiving the message shown in FIG. 6B, the application or web page of the mobile terminal 300 may be forcibly terminated.

6C may be a message provided with a one-time password from the digital door lock management server 100 when the authentication code generated by the mobile terminal 300 and the terminal authentication code generated by the digital door lock management server 100 do not match. After receiving the message shown in FIG. 6C, the application or web page of the mobile terminal 300 may move to a password input page.

Referring to FIGS. 7A and 7B, a detailed sequence of the digital door lock management server 100 for controlling opening and closing of the digital door lock of FIG. 1 will be described.

7A and 7B are flowcharts for performing an authentication process after a user selects one of public mode and personal mode.

The digital door lock 500 may request the user to select one of the public mode and the private mode (810 and 910). In the common mode digital door lock 500a, which has been selected by the user as a public mode, a primary authentication request signal is input from a visitor carrying the mobile terminal 300 through the authentication button 501 formed on the output part of the digital door lock, and the digital door lock The digital door lock management server 100 may perform the first authentication process by transmitting a signal requesting the authentication to the management server 100 (815).

When an authentication request signal is received from the common mode digital door lock 500a, the digital door lock management server 100 may generate a random code to start an authentication process (820). A primary terminal authentication code may be generated by combining the common mode special code and the random code input from the user of the public mode digital door lock 500a and stored (830).

At this time, the digital door lock management server 100 may check whether the primary authentication code provided from the mobile terminal 300 and the primary terminal authentication code match (840). If the primary authentication code and the primary terminal authentication code match, the digital door lock management server 100 may store the common mode authentication success time, generate an authentication success signal, and transmit it to the digital door lock management server 100 (841). , If the primary authentication code and the primary terminal authentication code do not match, an authentication failure signal may be generated, an authentication failure signal may be transmitted to the mobile terminal 300, and the application of the mobile terminal 300 may be forcibly terminated. (842).

Upon receiving the authentication success signal, the digital door lock management server 100 may generate a first one-time password and transmit it to the mobile terminal 300 (850). It is possible to check whether the first one-time password provided from the mobile terminal 300 and the first one-time password generated by the digital door lock management server 100 match (860). If the first one-time password provided from the mobile terminal 300 and the first one-time password generated by the digital door lock digital door lock management server 100 match, a control signal for opening the common mode digital door lock 500a is generated to generate a common mode digital door lock. It can be transmitted to the door lock (500a) (861), and if the first one-time password provided from the mobile terminal 300 and the first one-time password generated by the digital door lock management server 100 do not match, the authentication process can be terminated. Yes (863).

The personal mode digital door locks 510a, 510b, and 510c that have received the personal mode selection from the user are authentication buttons 501 formed on the output parts of the personal mode digital door locks 510a, 510b, and 510c from visitors carrying the mobile terminal 300 When an authentication request signal is input through (920), a second authentication request signal can be transmitted to the digital door lock management server 100, and the digital door lock management server 100 succeeds in common mode authentication stored in the mobile terminal 300. The time can be checked (930).

If the public mode authentication success time is not stored, the user of the personal mode digital door locks 510a, 510b, and 510c is asked whether to enforce the secondary authentication process because a visitor exceeding the public mode authentication success time has requested authentication, A message for selecting 'whether to end' may be transmitted (932).

When the user of the personal mode digital door locks 510a, 510b, and 510c selects to terminate visitor authentication, the application of the mobile terminal 300 can be forcibly terminated (933). When the user selects to force the second authentication of the visitor or the mobile terminal 300, in which the public mode authentication success time is stored, requests the second authentication, a signal requesting the digital door lock management server 100 to perform the second authentication is sent. It can be transmitted so that the digital door lock management server 100 performs a second authentication process (931).

When the second authentication process is performed, the digital door lock management server 100 can generate a random code, and the second terminal authentication code is obtained by combining the personal mode special code and the random code input and stored by the user of the digital door lock 500. can be created (940).

At this time, it can be checked whether the secondary authentication code provided from the mobile terminal 300 and the secondary terminal authentication code match (950). If the second authentication code and the second terminal authentication code match, a second authentication success signal may be generated and transmitted to the digital door lock management server 100 . If the second authentication code and the second terminal authentication code do not match, an authentication failure signal may be generated to forcibly terminate the application of the mobile terminal (952). Upon receiving the second authentication success signal, the digital door lock management server 100 may generate a second one-time password and transmit it to the mobile terminal 300 (951). It is possible to check whether the second one-time password provided from the mobile terminal 300 and the second one-time password generated by the digital door lock management server 100 match (960). If the second one-time password provided from the mobile terminal 300 and the second one-time password generated by the digital door lock management server 100 match, a control signal is generated to open the personal mode digital door locks 510a, 510b, and 510c for personal use. It can be transmitted to the mode digital door locks 510a, 510b, and 510c (961). If the second one-time password provided from the mobile terminal 300 and the second one-time password generated by the digital door lock management server 100 do not match, the authentication process may be terminated (963).

Referring to FIG. 8, a detailed procedure of the mobile terminal 300 of FIG. 1 will be described.

In order to open the door where the digital door lock 500 is installed, an application capable of performing an authentication process is executed (1110).

The mobile terminal 300 receiving the first authentication request from the digital door lock management server 100 may receive and store the public mode individual code from a visitor carrying the mobile terminal 300 (1120). A first authentication code may be generated by combining the random code provided from the digital door lock management server 100 and the common mode individual code, and may be transmitted to the digital door lock management server 100 (1130).

When the first one-time password is provided from the digital door lock management server 100, it can be provided to a visitor possessing a mobile terminal 300, goes to the password input screen to receive a password, and inputs the password to the digital door lock management server (100 ) can be transmitted (1140).

When the mobile terminal 300, which has successfully completed the primary authentication process, presses the authentication button 501 to perform the secondary authentication process, it can receive a request for performing secondary authentication from the digital door lock management server 100, and move The personal mode individual code may be received and stored from a visitor carrying the terminal 300 (1120). The second authentication code can be generated by combining the random code provided from the digital door lock management server 100 during the second authentication process and the personal mode special code, and can be transmitted to the digital door lock management server 100 ( 1130).

It is possible to receive a second one-time password from the digital door lock management server 100 and provide it to a visitor holding a mobile terminal 300, go to the password input screen to receive a password, and enter the password into the digital door lock management server (100 ) can be transmitted (1140).

As described above, the digital door lock management server 100 receives an input signal from the authentication button 501 formed on the output unit of the digital door lock 500, and performs an authentication process by communicating with the mobile terminal 300 located nearby. By doing so, the opening and closing operation of the digital door lock 500 can be controlled.

By using the authentication method between the mobile terminal 300 and the digital door lock management server 100, it is possible to control the opening and closing of the digital door lock without directly manipulating the digital door lock, and the output unit of the digital door lock 500 has an authentication button 501 Since only the door lock is formed and the number key is not formed, the security level of the door can be improved, and the cost required for replacement or upgrade of the digital door lock can be reduced.

Such a digital door lock control method may be implemented as an application or implemented in the form of program commands that can be executed through various computer components and recorded on a computer readable recording medium. The computer readable recording medium may include program instructions, data files, data structures, etc. alone or in combination.

Program instructions recorded on the computer-readable recording medium may be those specially designed and configured for the present invention, or those known and usable to those skilled in the art of computer software.

Examples of computer-readable recording media include magnetic media such as hard disks, floppy disks and magnetic tapes, optical recording media such as CD ROMs and DVDs, and magneto-optical media such as floptical disks. , and hardware devices specially configured to store and execute program instructions, such as ROM, RAM, flash memory, and the like.

Examples of program instructions include high-level language codes that can be executed by a computer using an interpreter or the like as well as machine language codes such as those produced by a compiler. The hardware device may be configured to act as one or more software modules to perform processing according to the present invention and vice versa. Although the embodiments of the present invention have been described with reference to the accompanying drawings, those skilled in the art can realize that the present invention can be implemented in other specific forms without changing the technical spirit or essential features. you will be able to understand Therefore, the embodiments described above should be understood as illustrative in all respects and not limiting.

1: Digital door lock opening and closing control system
100: digital door lock management server
110: mode selection unit
120: authentication unit
121: special code storage unit
123: random code generator
125: authentication algorithm execution unit
130: communication department
140: code comparison unit
141: comparison unit
143: time storage unit
145: initialization unit
150: password providing unit
160: opening and closing control unit
300: mobile terminal
310: code storage unit
330: authentication unit
350: short-range communication unit
370: input unit
500: digital door lock
500a: common mode digital door lock
510a, 510b, 510c: personal mode digital door lock
501: authentication button

Claims (15)

It relates to a digital door lock management server that authenticates a mobile terminal and determines the opening and closing operation of at least one digital door lock.
a mode selection unit for selecting one or more modes from among a public mode and a private mode of the digital door lock;
an authentication unit generating a terminal authentication code using a random code generated whenever authentication of the mobile terminal is performed according to the mode of the digital door lock and a pre-stored special code;
a communication unit providing the random code to the mobile terminal and receiving an authentication code from the mobile terminal;
a code comparison unit that compares the authentication code provided from the mobile terminal with the terminal authentication code, generates an authentication success signal if the authentication code and the terminal authentication code match, and generates an authentication failure signal if they do not match;
a password providing unit for providing a one-time password when receiving an authentication success signal from the code comparison unit and initializing the terminal authentication code and the authentication code when receiving an authentication failure signal; and
A digital door lock management server comprising: an opening/closing control unit that receives the one-time password input to the mobile terminal by a visitor carrying the mobile terminal and determines whether to open or close the digital door lock.
According to claim 1,
The authentication unit,
a special code storage unit for storing a special code input by a user of the digital door lock to perform the authentication process;
a random code generating unit generating the random code whenever the authentication process starts; and an authentication algorithm performer performing the authentication process using the special code and the random code.
◈Claim 3 was abandoned when the registration fee was paid.◈
According to claim 2,
The random code generator,
A digital door lock management server that provides the random code to the mobile terminal so that the mobile terminal can generate an authentication code.
According to claim 1,
The authentication unit,
When the mobile terminal requests authentication from the public mode digital door lock after the public mode authentication time is initialized,
initiate the authentication process;
When the mobile terminal requests authentication from the personal mode digital door lock after the public mode authentication time is initialized,
A signal requesting a selection on whether or not to perform the authentication process is transmitted to the mobile terminal, and when a selection signal indicating that the authentication process is not performed is received, the authentication process of the mobile terminal is forcibly terminated, and from the mobile terminal A digital door lock management server that performs authentication regardless of the authentication success record when receiving a selection signal indicating that the authentication process is performed.
According to claim 1,
The code comparison unit,
a comparison unit that compares the authentication code received from the mobile terminal with the terminal authentication code;
a time storage unit for storing a common mode authentication time, which is a successful authentication time, when authentication of the mobile terminal and the digital door lock selected in the public mode is successful; and
and an initialization unit that initializes the common mode authentication time when a predetermined time elapses from the common mode authentication time. According to claim 1,
The code comparison unit,
Compare the authentication code with the terminal authentication code;
When the authentication code and the terminal authentication code match, the authentication success signal is generated and transmitted to the password providing unit, and at the same time, an authentication success message is provided to the mobile terminal;
And if the authentication code and the terminal authentication code do not match, the authentication failure signal is generated and transmitted to the password providing unit, and at the same time, the mobile terminal is notified of an authentication failure message. According to claim 1,
A digital door lock management server that starts the authentication process when a signal requesting the authentication process is received from an authentication button formed on an output unit of the digital door lock.
digital door lock;
A digital door lock management server that determines whether the digital door lock is opened or closed;
A mobile terminal that communicates with the digital door lock management server to perform an authentication process and receives a one-time password from the digital door lock management server;
The digital door lock management server,
Selecting at least one mode of the public mode or private mode of the digital door lock,
A terminal authentication code is generated using a random code generated each time the mobile terminal is authenticated according to the mode of the digital door lock and a pre-stored special code,
Transmitting the random code to the mobile terminal and receiving an authentication code from the mobile terminal;
The authentication code provided by the mobile terminal is compared with the terminal authentication code, and if the authentication code and the terminal authentication code match, an authentication success signal is generated, and if they do not match, an authentication failure signal is generated;
When the authentication success signal is generated, a one-time password is provided to the mobile terminal,
When the authentication failure signal is generated, initializing the terminal authentication code and the authentication code;
A digital door lock opening and closing control system for receiving and comparing the one-time password input to the mobile terminal by a visitor carrying the mobile terminal and determining whether to open or close the digital door lock.
According to claim 8,
The mobile terminal,
a code storage unit for storing individual codes received from users;
an authentication performing unit generating an authentication code using the individual code and the random code;
a short-distance communication unit capable of transmitting and receiving information with the digital door lock; and
A digital door lock opening and closing control system including an input unit for receiving a one-time password from the digital door lock management server and receiving the one-time password.
It relates to a digital door lock control method communicating with a mobile terminal,
Selecting one mode of the public mode or private mode of the digital door lock;
Generating a terminal authentication code using a random code generated whenever authentication of the mobile terminal is performed according to the mode of the digital door lock and a pre-stored special code;
providing the random code to the mobile terminal and receiving an authentication code generated in an authentication process of the mobile terminal;
generating an authentication success signal or an authentication failure signal by comparing the authentication code provided from the mobile terminal with the terminal authentication code;
providing a one-time password to the mobile terminal when the authentication success signal is received, and initializing the terminal authentication code and the authentication code when the authentication failure signal is received; and
A digital door lock control method for communicating with a mobile terminal, comprising: determining whether to open or close the digital door lock by receiving the one-time password input to the mobile terminal by a visitor carrying the mobile terminal.
According to claim 10,
Receiving the authentication code,
If authentication of the mobile terminal and the digital door lock selected in the public mode is successful, storing a common mode authentication time, which is a successful authentication time; and
A digital door lock control method for communicating with a mobile terminal, comprising: initializing an authentication success time in the digital door lock, which is the common mode of the mobile terminal, when a predetermined time elapses from the common mode authentication time.
According to claim 10,
Generating the terminal authentication code,
Storing the special code input from the user of the digital door lock;
generating the random code; and providing the random code to the mobile terminal so as to generate an authentication code of the mobile terminal.
According to claim 10,
Generating the terminal authentication code,
When the mobile terminal requests authentication from the public mode digital door lock after the public mode authentication time is initialized, the authentication process is started;
When the mobile terminal requests authentication from the personal mode digital door lock after the public mode authentication time is initialized, a signal requesting a selection on whether or not to perform the authentication process is transmitted to the mobile terminal,
When a selection signal indicating that the authentication process is not performed is received, the authentication process of the mobile terminal is forcibly terminated, and when a selection signal indicating that the authentication process is performed is received from the mobile terminal, whether the common mode authentication time is stored. A digital door lock control method for communicating with a mobile terminal, including performing authentication regardless of the.
According to claim 10,
Generating an authentication success signal or an authentication failure signal,
Comparing the authentication code and the terminal authentication code, and generating the authentication success signal when the authentication code and the terminal authentication code match, so that the one-time password can be provided to the mobile terminal;
If the authentication code and the terminal authentication code do not match, the authentication failure signal is generated to notify the mobile terminal of the authentication failure to the mobile terminal.
According to claim 10,
A digital door lock control method communicating with a mobile terminal, performing the authentication process when a signal requesting the authentication process is received from an authentication button installed in an output unit of the digital door lock.

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