KR102231990B1 - Apparatus for automatic opening door using portable terminal - Google Patents

Abstract

The present invention relates to an automatic door opening device for automatically opening a door when personal authentication information of a portable terminal of a user is authenticated. The automatic door opening device comprises: a radar sensor transmitting electromagnetic waves to a user and receiving reflected waves to detect a progress direction of the user; and a camera unit detecting whether the user passes by or intends to enter and whether the progress direction of the user is an entry direction or an exit direction. According to the present invention, by controlling automatic door opening and elevator automatic call by accurately detecting the entry direction and the exit direction of the user, even when the door is opened to unauthorized users or when the user exits through the door such as when the user gets off an elevator and exits through a front door, malfunctions such as when the elevator is called again are minimized, and detection accuracy is improved to achieve advance in performance of the device.

Description

Automatic door opening device using a mobile terminal {APPARATUS FOR AUTOMATIC OPENING DOOR USING PORTABLE TERMINAL}

The present invention relates to an automatic door opening device, and in particular, to an automatic door opening device for managing the opening and closing of the door by identifying the direction of the user after authenticating a user using a portable terminal, a radar sensor, a camera, and an IoT module. will be.

Door opening and closing devices installed in common entrances, general offices, hospital operating rooms, etc. of multi-family houses are mainly using a fingerprint or RF card. Briefly, a door opening/closing device in which a device for selectively locking or unlocking the door by using a number keypad or a fingerprint recognition or RFID card on the outside of the door is widely used.

However, in the case of the fingerprint recognition method, there is an inconvenience in that a fingerprint must be entered multiple times due to misrecognition, and in the method using an RF card, a separate RF card must be held, and in case of loss, there is an inconvenience in use. In addition, since both RF card and fingerprint recognition are contact methods, there is an inconvenient point of having to put down the object when the user wants to use the elevator past the common entrance in the parking lot, and when the user holds an object in both hands.

As part of a solution to this inconvenience in use, Korean Patent Publication No. 2003-0016983 provides a visitor reservation unit and a Bluetooth terminal that receives reservations from visitors who want to visit places requiring security and records reservation information. A terminal information input unit for receiving and outputting terminal information of a visitor in possession; A visitor authentication unit that determines the presence or absence of the terminal information among the reservation information and outputs a visit authentication signal; There is disclosed a visitor access control device having a Bluetooth function comprising an access door opening/closing unit that receives the visit authentication signal and determines whether or not the visitor passes through the door. However, this method has a limitation in that smooth access control cannot be performed with one method because the Bluetooth function is different for each smartphone manufacturer, model, and OS.

Korean Patent No. 1915657 discloses a door and elevator automatic control system that detects the approach of a user with a smartphone and automatically opens the door or automatically calls the elevator when passing through the opened door. I'm doing it. However, in such a system, when the user passes without entering the door, or when the user exits the door, it is mistaken to enter, and the door is reopened, or the elevator is called again even when the user advances.

Domestic Patent No. 2086722 discloses an automatic door opening device using the direction detection function of Bluetooth, but the direction detection function of Bluetooth is not accurate, so it is still not possible to effectively block unnecessary opening and closing operations of the door and unnecessary calling operations of elevators. There is.

The present invention is to solve the problems of the prior art described above. One object of the present invention is to accurately determine the direction of the user using a camera and a radar sensor, so that the user passes without entering the door or It is to provide an automatic door opening device that does not open the door when exiting the door and opens the door only when the user enters the door.

Another object of the present invention is to provide an automatic door opening device capable of effectively blocking the unnecessary opening and closing operation of the door and unnecessary calling operation of the elevator by opening the door only to authorized users, but accurately detecting the direction and intention of the user. .

One aspect of the present invention for achieving the above object,

In the automatic door opening device that automatically opens the door when the personal authentication information of the user's portable terminal is authenticated, a radar sensor that transmits an electromagnetic wave to the user and receives a reflected wave to detect the direction of the user and whether the user is passing by It relates to an automatic door opening device comprising at least one of a camera unit that detects whether or not a user's moving direction is an entry direction or an exit direction.

The camera unit may be configured to detect a portion of the user's face from the captured image and determine whether the user's moving direction is an entry direction or an exit direction according to whether the detected face image is a user's face image or a back view image.

The automatic door opening device of the present invention includes a Bluetooth module for transmitting and receiving data from a portable terminal through Bluetooth communication; An authentication management server that generates an access door open signal and transmits it to the control unit when the user's personal authentication information matches the registered personal authentication information, and generates an authentication failure processing signal and transmits it to the control unit if it does not exist; A control unit that transmits the received Bluetooth signal to an authentication management server, receives a signal related to opening/closed doors from the authentication management server, and controls the opening/closing processing unit; A memory unit storing personal authentication information of a portable terminal of an authenticated user to be provided to the control unit; An opening/closing processing unit for opening and closing the door according to the control of the control unit; And an Internet of Things (IoT) module for bidirectional communication with the authentication management server.

The automatic door opening device of the present invention may further include an elevator automatic call unit for automatically calling an elevator in a building when the door lock device is unlocked by authentication of a portable terminal.

In the present invention, the personal authentication information may be a user's mobile phone number, password, or the like.

In the case of the existing mobile terminal's Bluetooth-based door opening and closing system, it is difficult to distinguish whether a person is entering or exiting, and even in the direction of entry, it is very difficult to distinguish whether it is a passing person or a person entering the door. There are many errors in the door opening/closing function or the elevator call function. According to the present invention, it is possible to open and close the door more accurately by using the radar sensor and the camera respectively or simultaneously.

According to the present invention, by accurately detecting a user's access direction and exit direction to control automatic door opening and automatic elevator call, the access door is opened to an unauthorized user, or the user exits the elevator and exits through the entrance door. Even when exiting, malfunctions such as an elevator being called again can be minimized and the detection accuracy can be improved to enhance the performance of the device.

1A-C is a schematic block diagram of an automatic door opening device according to an embodiment of the present invention. 1A is a schematic block diagram of an automatic door opening device according to an embodiment of the present invention including both a radar sensor and a camera unit, and FIG. 1B is a door automatic opening device according to another embodiment of the present invention including only a radar sensor. 1C is a schematic block diagram of an automatic door opening device according to another embodiment of the present invention including only a camera unit.
2 is a view for explaining the operation of the automatic door opening device according to an embodiment of the present invention.

Hereinafter, specific embodiments of the present invention will be described in detail with reference to the accompanying drawings. However, in describing the present invention, if it is determined that a detailed description of a related known technology may obscure the subject matter of the present invention, the detailed description thereof will be omitted. In the description with reference to the accompanying drawings, the same reference numerals are assigned to the same or corresponding components, and redundant descriptions thereof will be omitted.

The terms used in the present application are only used to describe specific embodiments, and are not intended to limit the present invention. Singular expressions include plural expressions unless the context clearly indicates otherwise. In the present application, terms such as "comprise" or "include" are intended to designate the existence of features, components, parts, or combinations thereof described in the specification, and one or more other features, components, and parts It is to be understood that the possibility of the presence or addition of or combinations thereof is not preliminarily excluded. In addition, terms such as'~~ unit' and'~~ module' described in the specification mean a unit that processes at least one function or operation, which may be implemented by hardware or software, or a combination of hardware and software.

In the present invention, the "automatic door opening device" refers to a device that allows only authenticated users installed in the common entrance of an apartment house, in a restricted access area, etc., to access, but automatically opens the door when the authenticated user approaches. do.

In the present invention, the term "portable terminal" refers to a digital device in a form that is easy to carry by a user having both a computing function and a communication function, such as a smart phone, a smart pad, a smart watch, a mobile phone, a notebook computer, and a tablet PC.

1 is a schematic block diagram of an automatic door opening device according to an embodiment of the present invention, and FIG. 2 is a view for explaining the installation and operation of the automatic door opening device according to an embodiment of the present invention.

1 and 2, a system including an automatic door opening device according to an embodiment of the present invention includes a portable terminal 100, an authentication management server 200, and an automatic door opening device 300. As shown in FIG. 1, the portable terminal 100, the authentication management server 200, and the automatic door opening device 300 are connected through a network. That is, the portable terminal 100 is connected to the authentication management server 200 and the automatic door opening device 300 through a network, and the automatic door opening device 300 is connected to the authentication management server 200 through a network. In the present invention, the function of the authentication management server 200 may be absorbed in the automatic door opening device 300 according to an embodiment.

The automatic door opening device 300 according to an embodiment of the present invention is an automatic door opening device that automatically opens a door when personal authentication information of a user's portable terminal is authenticated. A radar sensor 310 for detecting a direction and a camera unit 320 for detecting whether a user is passing or attempting to enter, and whether a user's moving direction is an entry direction or an exit direction are provided. 1A to 1C, the automatic door opening device of the present invention uses the radar sensor 310 and the camera unit 320, respectively, or at the same time to accurately determine the user's moving direction, and the user enters the door. It provides the function of opening the door only when it is done.

In order to use the automatic door opening device of the present invention, the user must register personal authentication information (eg, mobile phone number, user ID) in the authentication management server 200 using a portable terminal, that is, a smartphone, and automatically open the door. The device downloads personal authentication information of portable terminals registered in the corresponding door from the authentication management server 200 and stores the personal authentication information in the memory unit 350. When the portable terminal registered in the automatic door opening device approaches, the personal authentication information of the portable terminal is checked through the Bluetooth module 340.

The radar sensor 310 of the automatic door opening device 300 of the present invention includes at least one transmitting antenna (not shown) for transmitting a radar signal and at least one receiving antenna (not shown) for receiving a reflected signal received from an object. do. The radar sensor 310 distinguishes whether it is an animal or a human, and senses a traveling direction and speed of the person. An object can be detected based on the transmitted laser, and a distance and a relative speed to the detected object can be detected. For example, a radar sensor emits a laser pulse signal and receives a reflected pulse signal reflected off an object. The laser sensor may measure the distance to the object based on the time when the laser pulse signal is emitted and the reflected pulse signal is received. In addition, it is possible to measure the relative speed with the object based on the change in distance over time.

The radar sensor 310 may identify an object using an active contour algorithm such as GVF (Gradient Vector Flow), which is a contour extraction algorithm.

The camera unit 320 may acquire an image of an object approaching the door, and accordingly, determine whether it is a person or an animal by using a matching relationship between the outline of the object and a predefined shape of a person. In addition, when it is determined as a person, the camera unit 320 determines whether it is simply passing by or entering the door, analyzes the shape of the face, and checks whether the face is reflected on the camera or the back view, so that the user enters. It judges whether or not it is going to advance.

The camera unit detects and classifies each object in an image in order to detect the direction a person passes by, and then tracks the classified objects to obtain a moving direction. For this, object detection uses frame differencing, optical flow, and background subtraction, and object classification uses shaped-based classification, motion-based classification, color based classification, and texture based classification. Also, object tracking uses techniques such as point tracking, kernel tracking, and silhouette.

The camera unit 320 converts the surveillance image into a black and white image through a self-contained image conversion module, and analyzes the sharpness of the black and white image through a self-contained image conversion module to read a sharpness value. It can be configured to determine whether the user's moving direction is the entry direction or the exit direction depending on whether the detected face image is the user's face image or the back view image by detecting the user's face part from the captured image. After extracting the user's appearance After analyzing the movement, it determines whether the user is walking forward or passing through a human body detection and posture detection algorithm (standing, walking, falling, sitting, etc.), and then transmits a signal to the control unit so that the access approval process can proceed. When receiving an operation signal from the Bluetooth module 340, the analysis camera unit 320 may be configured to capture an image of a user close to the entrance door.

The control unit 330 combines the image input through the camera 320 with Min-Max background modeling, which is an object extraction algorithm, and GMM to detect a moving object, a background separation algorithm function, a movement region extraction function, and a movement region noise control function. It can be accurately analyzed with the function of extracting and moving objects and the HOG modeling method.

The automatic door opening device 300 of the present invention is provided on one side of the door installed at the entrance of the facility, and the control unit 330 provided in the automatic door opening device 300 determines the opening and closing of the door or manages authentication. Opening and closing of the door may be determined according to a control signal from the server 200.

Referring to FIG. 1, an automatic door opening device 300 according to an embodiment of the present invention includes a Bluetooth module 340 for receiving a Bluetooth signal from a user's portable terminal 100; By analyzing the received Bluetooth signal, personal authentication information of the portable terminal is extracted, it is determined whether it exists in the personal authentication information DB stored in the memory unit 350, and as a result of the determination, the personal authentication information of the user is If present, a control unit 330 for generating a door open signal, and if not present, generating an authentication failure processing signal; A memory unit 350 for storing personal authentication information of a portable terminal of an authenticated user to be provided to the control unit 330; And an access door opening/closing processing unit 370 for opening and closing the door according to the control of the control unit 330. The automatic door opening device 300 may further include an Internet of Things (IoT) module 360 capable of communicating with a management server of an apartment house.

The automatic door opening device 300 of the present invention is transmitted through the Bluetooth module of the portable terminal 100 when the user's portable terminal 100 enters the communication range capable of Bluetooth communication, and the automatic door opening device ( When the personal authentication information received through the Bluetooth module 340 of 300) matches the personal authentication information of the portable terminal 100 registered in the memory unit 350, the locking device for the door is released. The memory unit 350 stores the registered user's name, password, smartphone number, password, and personal authentication information.

The Bluetooth module 340 is a component that performs Bluetooth communication with the user's portable terminal 100, receives a Bluetooth signal from the portable terminal 100 and transmits it to the controller 330, and transmits the signal from the controller 330 to the portable terminal. Can be sent to (100).

The control unit 330 controls the operation of the radar sensor 310 and the camera unit 320, processes a signal from the Bluetooth module 340, and generates a control signal for opening and closing the door. Also, a data signal and a control signal transmitted from the portable terminal 100 may be input and a control signal may be generated. The controller 330 receives a Bluetooth signal including personal authentication information from the portable terminal 100 and performs introductory authentication of the portable terminal 100 using the received information.

The control unit 330 outputs a driving signal to the door opening/closing processing unit 370 for an authenticated user. In addition, the control unit 330 is configured to register a portable terminal carried by a user. The door opening/closing processing unit 370 may open and close the door in which the automatic door opening device is installed according to a control signal from the control unit 330. The door opening/closing processing unit 370 is configured to be freely designed in an automatic door by transmitting NC/NO information using a 12V/0V signal or a relay element.

The IoT module 360 may perform two-way communication with a management server in a management office of an apartment house. Such a management server may be a server distinct from the authentication management server used in another embodiment of the present invention, or may be a single integrated server. In the present invention, the IoT module 360 performs two-way communication with the authentication management server 200 through a wired or wireless network. Here, the network refers to a connection structure in which information exchange is possible between respective nodes such as user terminals and servers, and examples of such networks are the Internet, LAN (Local Area Network), and Wireless LAN (Wireless LAN). Local Area Network), Wide Area Network (WAN), Personal Area Network (PAN), 3G, 4G, Wi-Fi, etc. are included, but are not necessarily limited to these.

In addition to the above-described components, the automatic door opening device 300 of the present invention includes a key button for inputting a password, a call button for notifying a user's visit, a microphone for receiving a voice data signal, a speaker for outputting a voice data signal, and a door. It may include a door actuator capable of opening or closing the door.

The automatic door opening device 300 of the present invention is capable of Bluetooth communication only with registered portable terminals, and Bluetooth communication is not possible with all other unregistered portable terminals, so even if a user with an unregistered portable terminal accesses the door There is no risk of unlocking.

In the present invention, the portable terminal 100 may be installed with an application related to the access operation of the common entrance. The portable terminal may be a smart phone equipped with a beacon device, which is a short-range wireless communication device based on a Bluetooth 4.0 (BLE) protocol. The portable terminal may communicate with an automatic door opening device installed in a common entrance through various short-range communications. Here, the short-range communication may be a wireless local area network (WLAN) or a wireless personal area network (WPAN). The WLAN may be a general wireless LAN, and the WPAN may be Bluetooth, ZigBee, ultra wideband communication (UWB), millimeter wave communication, or Z-Wave communication.

The user's portable terminal 100 receives a registration request from the automatic door opening device 300, registers the portable terminal 100 in the corresponding automatic door opening device 300, and uses the automatic door opening device 300. You can control the door by requesting the authentication of (100).

In the present invention, the portable terminal 100 registers the first user portable terminal 100 by sending the user inputs the number of dong numbers, phone numbers, etc. of the apartment house to the authentication management server 200 or the automatic door opening device 300. It performs a function, and performs a function of executing an app to control the automatic opening device 300 by communicating with the automatic opening device 300. When the user turns off the Bluetooth function, a function that informs the user that the access function of the common entrance may be restricted can be performed.

The authentication management server 200 may be installed in the apartment management office, the authentication management server 200 communicates with the automatic door opening device 300, and the user's portable terminal 100 and the automatic door opening device 300 Manage the authentication result of personal authentication information transmitted from ). First, the authentication management server 200 may store an application program required for apartment management. The application program is an application that performs any one function among enterprise resource planning (ERP), enterprise information portal (EIP), enterprise application integration (EAI), groupware, knowledge management system (KMS), and apartment house management program. Can be In this embodiment, the authentication management server 200 may have a function integrated into the main server of the apartment house.

In the authentication management server 200, information for registering the portable terminal 100 of a new user or changing or canceling information of the portable terminal 100 can be input and processed. In addition, after the user registers information on the portable terminal 100, it also performs a function of analyzing and processing registration request data transmitted from the user's portable terminal application. In addition, when the door opening data is transmitted from the portable terminal 100, the corresponding door opening signal is transmitted to the door opening/closing processing unit 370 so that the door can be opened.

The automatic door opening device 300 can be installed inside or outside the door, and analyzes the Bluetooth signal transmitted from the user's portable terminal 100 to extract personal authentication information of the user's portable terminal, and the IoT module 360 ) By wirelessly transmitting to the authentication management server 200, and then opening or not opening the door according to the authentication data sent from the authentication management server 200 is performed.

The automatic door opening device 300 of the present invention is the unique information of the portable terminal for user authentication, in addition to personal authentication information, international mobile equipment identification information (IMEI; International Mobile Equipment Identity), serial number, mobile phone number, which is the unique information of the user terminal. One or more of them may be additionally used.

The automatic door opening device of the present invention may further include an elevator automatic call unit (not shown) that automatically calls an elevator in the building when the door lock device is unlocked by authentication of the portable terminal. Another embodiment of the present invention includes a radar sensor for Bluetooth low-power wireless communication and one or more cameras, and controls them to be interlocked organically to detect a user with a portable terminal to handle automatic opening of doors and automatic calls of elevators. It relates to an automatic door opening device provided to be able to.

In this embodiment, the Bluetooth module transmits an elevator call signal to an elevator automatic call unit (not shown) installed in the building and calls the elevator to move to the corresponding floor (generally the first floor) at the same time as the user enters and exits. On the other hand, the Bluetooth module 340 is connected to an elevator automatic call unit (not shown) in the building, and when authentication for a user application is normally completed, it transmits an elevator call signal to the corresponding elevator automatic call unit, so that a user entering the building can access and exit. At the same time, you can make it possible to take the elevator right away.

Next, the operation of the automatic door opening device of the present invention will be described.

FIG. 2 is a diagram illustrating an installation form and operation of the automatic door opening device of FIG. 1. Referring to FIG. 2, the entry direction D _in indicates the user's entry direction, and the exit direction D _out indicates the user's exit direction.

In order to use the door opening/closing management in the method of the present invention, a user registration process must be preceded, but this process does not have to be done near the automatic door opening device, for example, by visiting a management office and managing the phone number. After registering on the server, you can complete the registration by installing the application on the spot.

The portable terminal 100 checks whether an application related to the automatic door opening device is installed, and if not installed, downloads and installs an application related to the automatic door opening device through an app store or an authentication management server.

In the present invention, after the portable terminal is connected to the automatic door opening device, after receiving a Bluetooth signal from the portable terminal, the received Bluetooth signal is analyzed to extract personal authentication information of the portable terminal, and the extracted personal authentication information is authenticated. Whether it exists in the personal authentication information DB storing the personal authentication information of the user's portable terminal. When the user's portable terminal exists in his/her personal authentication information DB, the door lock is unlocked, while if it does not exist, the introductory authentication failure processing is performed.

The automatic door opening device of the present invention accurately detects the user's approach and exit direction by the radar sensor 310 and the camera unit 320, and opens the door even when it is detected that the user is leaving the door, but automatically calls the elevator. Control so as not to cause unnecessary malfunction. Meanwhile, when the automatic door opening device of the present invention detects that the user is entering, the door is opened through an authentication procedure and the elevator is automatically called. On the other hand, when a person with an unauthorized portable terminal approaches the door, or when a person with an authenticated portable terminal simply passes the door, the door is not opened and the elevator is not automatically called.

In a state in which the automatic door opening device according to the present invention maintains the standby mode, it is determined whether user information is received from the user's portable terminal through short-range wireless communication in a set manner. The Bluetooth module 340 always transmits a connection signal, and when the portable terminal 100 approaches the door to the extent that such a connection signal is received, the radar sensor 310 and the camera unit 320 are connected to the corresponding portable terminal ( It is possible to detect whether 100) is simply passing by or actually entering, and whether it is accessed through the door from the inside of the building or from the outside of the building.

Subsequently, when user information is received from the user's portable terminal 100, the registered data is analyzed and extracted, and then the user information stored in the server installed in the authentication management server 200 or in the memory unit 350 of the automatic door opening device is applied. User authentication is performed.

If user authentication is normally completed in the previous step, the radar sensor 310 and the camera unit 320 detect whether or not the user is approaching through motion detection. When it is determined that the user is approaching the door, the door opening/closing processing unit 370 is operated to provide the door to be opened. If the user authentication has not been completed normally, the user simply passes, the user goes in the direction of entry, or the user authentication is completed normally but the user does not access within the set time, delete the authenticated user information and enter the standby mode. Enter.

The control unit 330 of the automatic door opening device of the present invention transmits a door opening signal to the opening/closing processing unit 370 when the following three conditions are satisfied.

end. The portable terminal is the user's portable terminal registered in the personal authentication information DB.

I. Recognizes the user's approach by using a radar sensor.

All. Recognizes that the user attempts to enter the door by using the camera unit.

At this time, in the step of detecting that the user attempts to enter the door using the camera unit, whether the user is passing through the door or attempting to enter through the door is identified, and then the case of attempting entry is detected. It detects whether the user is approaching the door or moving away from the door, and detects when the door enters the direction of entry.

In the automatic door opening device of the present invention, the determination of the user's entry or exit direction may be detected using only a radar sensor or simultaneously using a racer sensor and a camera unit.

Although the embodiments of the present invention have been described in detail above, the present invention is not limited thereto, and various changes or modifications can be made within the spirit and scope of the present invention. As it is obvious, such changes or modifications should be construed as being included in the appended claims.

100: portable terminal
200: authentication management server
300: automatic door opening device
310: radar sensor
320: camera unit
330: control unit
340: bluetooth module
350: memory unit
360: Internet of Things (IoT) module
370: opening and closing processing unit

Claims (6)

In the automatic door opening device that automatically opens the door when the personal authentication information of the user's portable terminal is authenticated, a radar sensor that transmits an electromagnetic wave to a user and receives a reflected wave to detect the direction of the user, and whether the user is passing by And at least one of a camera unit that detects whether the user's moving direction is an entry direction or an exit direction,
The camera unit is configured to detect a portion of the user's face from the captured image, and determine whether the user's moving direction is an entry direction or an exit direction according to whether the detected face image is a user's face image or a back view image, and the user's portable terminal The personal authentication information of is authenticated, and it is configured to automatically open the door when it is detected that the user has approached by using a radar sensor, and when it is detected that the user is attempting to enter the door by using the camera unit.
The automatic door opening device further includes an elevator automatic call unit that automatically calls an elevator in the building when the door is unlocked by authentication of the portable terminal, and the access direction of the user and the access direction of the user by the radar sensor and the camera unit An automatic door opening device, characterized in that it is configured so as not to automatically call an elevator while opening the door when it is detected that the user exits the door by accurately detecting the exit direction.
delete The method of claim 1, wherein the automatic door opening device
A Bluetooth module for transmitting and receiving data from a portable terminal through Bluetooth communication;
A control unit for controlling the operation of the radar sensor and the camera unit, transmitting the Bluetooth signal received from the portable terminal to the authentication management server, and controlling the opening/closing processing unit by receiving a signal related to opening/closing the door from the authentication management server;
A memory unit storing personal authentication information of a portable terminal of an authenticated user to be provided to the control unit;
An opening/closing processing unit for opening and closing the door according to the control of the control unit; And
An automatic door opening device comprising an Internet of Things (IoT) module for bidirectional communication with the authentication management server.
The method of claim 3, wherein the automatic door opening device generates a door open signal and transmits it to the control unit when the user's personal authentication information matches the registered personal authentication information, and generates an authentication failure processing signal if it does not exist. The automatic door opening device, characterized in that it further comprises an authentication management server that transmits to the control unit.
delete The apparatus of claim 1, wherein the personal authentication information is a mobile phone number of a user.

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