KR100958420B1 - Door Open/Close System By Combination of User Verification Data And Visitor Verification Data And Door Open/Close Device Thereof - Google Patents

Abstract

The present invention relates to a door opening and closing system and a door opening and closing device for confirming that a mail box or a delivery item is stored in a box provided at a short distance or a remote location. By providing a storage box that can be connected to a portable terminal and the like, the visitor inputs a part of data information such as a password for opening the door of the storage box, and the rest of the door is opened and closed by data combination as input by the user of the interphone or portable terminal. Security can be maintained by preventing the disclosure of passwords, indirectly verifying the visitor's identity through some data information entered by the visitor, preventing indiscriminate intercom calls, and checking the contents of mail or delivery items. And directly It can be received at home or remotely without any need to increase the convenience between the visitor and the receiver, as well as the door opening / closing system and the door opening and closing device based on the combination of the user and the visitor's authentication data that can prevent damage from the offender who impersonates the visitor. It is about.

To this end, the present invention is a door opening and closing system having a predetermined receiving space therein and opening and closing the storage box in which the door is installed, the door opening and closing system receives a specific object by opening and closing the door, the first data for door opening and closing authentication is A storage box including an input key input unit, a communication connection unit for data communication, and a control unit for opening and closing the door according to data information input for door opening and closing authentication; A communication terminal capable of data communication with the holder through the communication connection unit of the holder; A receiver terminal receiving first data input to the holder through a communication terminal, providing the same to a user, receiving second data for door opening and closing authentication from the user, and transmitting the first data to the controller of the holder; The control unit of the holder is configured to open the door when the combination of the first data and the second data transmitted from the key input unit and the receiver terminal matches the preset opening / closing authentication data, respectively.

Box, door opener, key input, mail, delivery, handheld terminal

Description

Door opening / closing system by combination of authentication data of user and visitor and door opening / closing device therefor {Door Open / Close System By Combination of User Verification Data And Visitor Verification Data And Door Open / Close Device Thereof}

The present invention provides a door opening and closing device for opening and closing the door at a short distance or a remote location, and a door opening and closing system and a door opening and closing device for confirming that the door or the door is opened without receiving mail or delivery items directly. More particularly, the present invention has a storage box that can be connected to an interphone or a mobile phone connected to an interphone in a home, and a visitor inputs a part of data information such as a password for opening a door of the storage box, and the rest is an interphone or a mobile terminal. By opening and closing the door by data combination as the user inputs, it is possible to maintain security by preventing the disclosure of the password, and indirectly confirms the visitor's identity through some data information input by the visitor, and makes indiscriminate interphone calls. Prevention It is possible to receive items such as mail or deliveries at home or remotely without having to face the visitor directly, thereby increasing convenience between the visitor and the receiver and preventing damage from the offender who impersonates the visitor. It relates to a door opening and closing system and a door opening and closing device based on a visitor's authentication data combination.

In general, registered mail or parcels are delivered by postal delivery to the recipient's recipient or to the person at the time of delivery and receive the stamp or signature of the addressee.

However, if the recipient does not have a recipient or anyone else nearby, the delivery will be impossible and will be delivered only if there is a recipient after returning the mailer two or three times.

Therefore, the postal delivery unit has a problem that the work efficiency of the postal delivery is reduced by having to revisit a number of times when there is no recipient or other persons in the destination.

In addition, there is an inconvenience in that the receiver must always be waiting to receive a registration or parcel at the destination.

In recent years, there have been many cases of invasion and various criminal acts in the home under the guise of postal delivery or courier delivery.

Therefore, it is urgent to provide a device that can receive the delivery in the absence, and even if there is a recipient in the home or office, it is possible to safely receive the mail without face-to-face delivery.

On the other hand, when the visitor visits the house while the homeowner is out, a device for allowing the homeowner to remotely transmit the authentication number through a mobile terminal from a remote place is used to open and close the front door.

However, in the case of such a device, a person who is not a visitor often presses the bell for a joke, which may be cumbersome and annoying from the landlord's point of view.

Therefore, there is a need for a device that allows the homeowner to call the portable terminal only when the visitor is a true visitor after confirming whether the person pressing the bell is a true visitor.

The present invention has been made to solve the above problems, the first object of the present invention is provided with a storage box that can be connected to a mobile terminal connected to the interphone or interphone in the home, and opening and closing authentication data such as a password for opening the door of the storage box As the visitor inputs a part of the information and the rest enters the interphone or portable terminal user, the door is opened and closed by data combination, thereby preventing the disclosure of the password and maintaining security. Through indirect verification of the visitor's identity, it can prevent indiscriminate interphone calls, and receive items such as mail or deliveries at home or remotely without facing the visitor, increasing convenience between the visitor and the recipient. Sikkim as well as visitors It is an object of the present invention to provide a door opening and closing system having a remote check and security of the objects that can prevent damage from the pretender.

In addition, a second object of the present invention is to provide a door opening and closing system that can control the opening and closing of doors when a third party to accept or withdraw the important objects, such as a safe.

In addition, a third object of the present invention is to provide a door opening and closing device that can control the opening and closing of the door is installed in a residential environment or security space for security or various forms.

The present invention has the following features to achieve the first object.

The present invention provides a door opening and closing system having a certain receiving space therein and opening and closing the storage box in which the door is installed, wherein the door opening and closing system receives a specific object by opening and closing the door, and the first data for door opening and closing authentication is input. A storage box including a key input unit, a communication connection unit for data communication, and a control unit for opening and closing the door according to data information input for door opening and closing authentication; A communication terminal capable of data communication with the holder through the communication connection unit of the holder; A receiver terminal receiving first data input to the holder through a communication terminal, providing the same to a user, receiving second data for door opening and closing authentication from the user, and transmitting the first data to the controller of the holder; The control unit of the holder is configured to open the door when the combination of the first data and the second data transmitted from the key input unit and the receiver terminal matches the preset opening / closing authentication data, respectively.

Here, the holder further includes a sensing unit for detecting the inlet or out of a specific object installed and stored at a predetermined point inside the holder, and at least one inside or outside of the holder for photographing means for photographing an object. The receiver is provided with a handset configured to enable a voice call with a receiver terminal connected via a communication terminal or a communication terminal, wherein the handset receives a visitor's voice and outputs a voice of a user of the communication terminal or the receiver terminal. It consists of an input means and an audio output means.

In addition, the handset is further provided with a video input means for photographing the visitor to enable a video call with the receiver terminal connected via the communication terminal or the communication terminal and an image output means for outputting the captured image of the user of the communication terminal or the receiver terminal. Preferably, the communication terminal is an interphone installed in an office or home, and the receiver terminal is any one selected from a computer terminal, a portable terminal, a PMP, a P2P or an IPTV terminal that can communicate with the communication terminal.

In addition, the storage box is installed on one side of the door to be installed in the doorway in the office or home, the door is further provided with a door opening and closing unit for opening the door by the control unit of the storage box, the first data and the receiver terminal input to the key input unit In the case of matching with the pre-set opening / closing authentication data by the combination of the second data inputted from, the door or the door of the holder is selectively opened and closed according to the user's setting.

In addition, the present invention has the following features to achieve the second object.

A door opening and closing system having a predetermined accommodation space therein and opening and closing a storage box in which a door is installed, wherein the door opening and closing system receives a specific object by opening and closing a door, and includes a key input unit for inputting first data for door opening and closing authentication; A storage box including a communication connection unit for data communication and a control unit for opening and closing the door according to data information input for door opening and closing authentication; Information for enabling data communication through the communication connection unit of the holder and receiving the first data input from the key input unit of the holder and providing the same to the user, and receiving the second data for door opening and closing authentication from the user and transmitting the first data to the holder. The terminal is configured to include, wherein the control unit of the holder is configured to open the door when the combination of the first data and the second data received from the key input unit, the information terminal respectively match the predetermined opening and closing authentication data.

Here, the handset is provided with a handset configured to make a voice call with the information terminal, the handset is composed of a voice input means and a voice output means for receiving a visitor's voice and output the user's voice of the communication terminal; The apparatus may further include image input means for photographing a visitor to enable a video call with the information terminal, and image output means for outputting a photographed image of the user of the information terminal.

In addition, the information terminal is preferably an interphone installed in an office or at home or any one selected from a computer terminal, a portable terminal, a PMP, a P2P or an IPTV terminal.

In addition, the present invention has the following features to achieve the third object.

A door installed to control entry and exit on one side of the opening and closing object; A door opening and closing unit for opening and closing the door; A key input unit installed at one side of the door and receiving first data for door opening and closing authentication; A communication connection unit for transmitting the first data input through the key input unit to an information terminal and receiving second data for door opening and closing authentication from the information terminal; And a control unit which opens the door by controlling the door opening and closing part when the combination of the first data and the second data matches a predetermined user authentication information.

The information terminal is preferably an interphone installed in an office or a home or any one selected from a computer terminal, a portable terminal, a PMP, a P2P or an IPTV terminal. The door opening and closing device is installed at one side of the door or in a proximal position. The handset is configured to make a voice call with the terminal, wherein the handset comprises a voice input means and a voice output means for receiving a visitor's voice and outputting a user's voice in the information terminal. Image input means for photographing a visitor to enable a video call with the information terminal, and an image output means for outputting a photographed image of the user of the information terminal may be further provided.

According to the present invention, a visitor has a storage box that can be connected to an interphone or a mobile terminal connected to an interphone, and a visitor inputs a part of data information such as a password for opening a door of the storage box, and inputs the rest by an interphone or portable terminal user. By opening and closing the door by data combination, the security of the password can be prevented and the security of the password can be maintained.In addition, the user's identity can be indirectly verified through some data information entered by the visitor, and indiscriminate intercom calls can be prevented. In addition, it is possible to receive items such as mail or deliveries at home or remotely without directly facing the visitor, thereby increasing convenience between the visitor and the receiver and preventing damage from the offender who impersonates the visitor.

In addition, it is possible to control the opening of the door for the visitor in the home or office, and also to remotely control the opening and closing of the door even when a third party imports or withdraws important items such as a safe. .

Hereinafter, the door opening and closing system and the door opening and closing device according to the present invention will be described in detail with the accompanying drawings.

(First embodiment)

1 is a block diagram of a door opening and closing system according to a first embodiment of the present invention, Figure 2 is a block diagram showing the internal configuration of the storage box according to the first embodiment of the present invention.

Referring to the drawings, the door opening and closing system according to the present embodiment is the storage box 100 and the storage box 100 and the communication terminal 200 and the communication terminal 200 that can communicate with the storage box 100 is largely accommodated in the storage box 100 and It consists of a receiver terminal 300 that can communicate.

The biggest feature of the present embodiment is the first data that the visitor inputs opening and closing authentication data information such as a password for opening and closing the door 101 of the storage box 100 and the second data that the user of the receiver terminal 300 inputs. Divided into and is configured to open and close the door through a combination thereof, and thus the various effects of the present invention will be derived.

Here, the first data and the second data may be implemented in various forms according to a setting. For example, the opening and closing authentication data is 4 digits '2894', the first data is '28', and the second data is '94. If each is set to ', the visitor has to enter' 28 ', so when the user enters' 94', the control unit 110 determines whether or not match with the opening and closing authentication data set through a combination thereof Will be.

The holder 100 of the present invention for this purpose is a door opening and closing unit 120 for opening the door 101 by the control of the control unit 110 when the input data information and the set data information is the same, and the communication terminal 200 A communication connection unit 130 installed to enable data communication with the sensing unit, a sensing unit 140 configured to detect an incoming or outgoing of a specific object installed and received at a predetermined point inside the storage box 100, and inside the storage box 100. Alternatively, at least one externally installed photographing means 150 for photographing an object, a key input unit 160 for receiving data information for opening and closing a door from an approaching visitor, the key input unit 160, a sensing unit 140, and the like; The controller 110 is configured to receive input data, sensing data, and photographing data from the photographing means 150, process them, and control the communication connection unit 130 to communicate with the communication terminal 200.

Here, the door opening and closing unit 120 is to open and close the door according to the control signal of the control unit 110, the door opening and closing method may be configured in various forms, such as mechanical, electromagnetic.

In addition, the communication connection unit 130 is provided to request a communication connection to the communication terminal 200 through the control unit 110 when the visitor who has accessed the holder 100, the schedule data information is input to the key input unit 160.

The communication connection method between the storage box 100 and the communication terminal 200 may be a wired or wireless method, and in the case of a wireless method, all possible communication methods such as RFID communication, infrared communication, and Zigbee communication may be applied.

In addition, if necessary, wired and wireless communication through the intermediary base station is also possible.

Meanwhile, when the door is opened, the sensing unit 140 may be a camera for acquiring image information as a means of detecting whether a specific object is drawn in or drawn out from the visitor, as well as an infrared sensor that can check only whether the object is drawn.

In the present exemplary embodiment, since a separate photographing means 150 is provided inside or outside the storage box 100, it is preferable to apply various inlet and outflow detectors in addition to the camera.

The photographing means 150 is installed inside or outside the storage box 100 to photograph a visitor approaching the storage box 100 or to photograph the interior of the storage box 100 and provide the same to the user.

The controller 110 transmits such photographing information to the communication terminal 200 or the receiver terminal 300 connected by the communication connection unit 130, and stores the photographing storage information if necessary by storing it in a separate memory means. It can also be configured for viewing.

As such, the controller 110 controls various components of the storage box 100 to allow data processing, storage, and transmission.

In addition, the control unit 110 stores the authentication data information for opening and closing the door, and the control unit 110 inputs the first data which is the visitor input data information through the key input unit 160 and the user of the receiver terminal 300. The door opening / closing unit 120 is operated by combining the second data, which is data information, to determine whether the stored data corresponds to the stored opening / closing authentication data information.

On the other hand, the box 100 may be provided with a handset unit 170 so that the user and the visitor of the communication terminal or the receiver terminal can make a voice call or a video call.

The handset 170 is composed of a voice input / output means 171 and an image input / output means 172, in the case of the image input means can be replaced with the above-described recording means 150, of course.

A microphone is preferable as the voice input means, and a speaker is preferable as the voice output means.

In addition, a camera is preferable as the image input means, and a monitor may be preferable as the image output means.

In addition, the box 100 according to the present invention is provided with a bell button unit 180 can be configured to send a call signal to the communication terminal 200, in this case the communication terminal 200 communicates with the receiver terminal 300 It would be desirable to configure the connection so as to prevent indiscriminate calls.

Of course, if the visitor who does not know the specific portion of the password by removing the bell button unit 180 may not be able to call to the communication terminal 200 may be prevented indiscriminately the source.

On the other hand, the communication terminal 200 is capable of data communication with the storage box 100 and the key input unit 210 is installed to enable data input, but is provided to transmit the input data information to the storage box 100, home Or an interphone provided in the office.

In addition, the receiver terminal 300 is capable of data communication with the communication terminal 200, and is connected to the communication terminal 200 to transmit the input data of the key input unit 310 is installed to enable data input to the communication terminal 200. do.

The receiver terminal 300 is preferably any one selected from a computer terminal, a portable terminal, a PMP, a P2P or an IPTV terminal.

According to the present embodiment, for example, when the visitor visits, when the first data, which is opening / closing authentication data allocated to the visitor, is input to the key input unit 160 of the storage box 100, the communication terminal 200 does this. The receiver receives the connection to the set receiver terminal 300 and transmits the first data. The user of the receiver terminal 300 receives the first data and confirms it, and if it is regarded as a regular visitor, the second data is input through the key input unit 310 provided in the receiver terminal 300.

If the user determines that the visitor is not a regular visitor after checking the first data, the user may be configured to block opening by not inputting the key for a certain time or inputting a specific key corresponding to the rejection intention.

In addition, in order to prevent a call to the indiscriminate receiver terminal 300, the controller 110 may be set not to transmit it to the communication terminal 200 when it is not regular first data.

In addition, when the user requests, voice and video calls with the visitor may be made through the handset 170, and the contents may be checked from the photographing means and the sensing unit.

(Second embodiment)

Figure 3 is a block diagram of a door opening and closing system according to a second embodiment of the present invention, Figure 4 is a block diagram showing the internal configuration of the storage box according to the second embodiment of the present invention.

Referring to the drawings, the door opening and closing system according to the present embodiment is largely coupled to the door 400 of the home or office, the communication terminal 200 and the communication terminal 200 and the communication box 200 and the storage box 100, the accommodation is accommodated The receiver 200 is configured to communicate with the storage box 100 via the terminal 200.

This embodiment is the same configuration as the first embodiment described above, but the configuration that can control the opening of the access door 400 for visitors visiting in the home or office is added.

That is, the controller 110 operates the door opening / closing unit 410 to open and close the door 400 when the first data of the visitor matches the opening / closing authentication data information stored through the second data of the user of the receiver terminal 300. Let's go.

Here, the control unit 110 stores the door 101 opening / closing data information of the storage box 100 and the opening / closing data information of the access door 400 differently and stores the door 101 of the storage box 100 according to the input data information. The door 101 of the storage box 100 in addition to the data information input by the user to the communication terminal 200 or the receiver terminal 300 may be configured to open or to open the door 400. This can be solved by further inputting data information on whether to open the door 400 or open the door.

For example, when the opening / closing data information stored in the control unit is 44 (visitor input data) and 92 (user input data), the user inputs 92 in addition to 92 in the key input unit to instruct opening and closing of the door 400. To open the door).

Accordingly, in the case of a visitor due to work in the home or office, not a visitor for the delivery of mail or delivery, the door 400 may be remotely opened and closed.

(Third Embodiment)

5 is a block diagram of a door opening and closing system according to a third embodiment of the present invention.

Referring to the drawings, the door opening and closing system according to the present invention is largely composed of a storage box 100 is a specific object is received by the opening and closing of the door, and the information terminal 500 capable of data communication with the storage box 100.

This embodiment is the same as most of the first embodiment described above, but the third party and the information terminal 500 for security if the third party to leave or withdraw the object of the specific storage box 100, such as a safe The door 101 of the holder 100 is opened and closed through a combination of first data and second data between users.

In the first embodiment, a communication terminal such as an interphone is provided in a home or office, and in the present embodiment, the communication connection unit 130 mounted in the storage box 100 includes the communication terminal 200 and the receiver terminal ( It is configured to connect directly to any communication device such as an interphone, an interphone or a computer terminal, a portable terminal, a PMP, a P2P or an IPTV terminal without the configuration of 300).

Therefore, the communication connection unit 130 according to the present embodiment is of course equipped with a communication module that can be connected to various communication devices through the base station or the Internet network.

(Example 4)

6 is a block diagram showing the configuration of a door opening and closing apparatus according to the present invention.

Referring to the drawings, the door opening and closing device according to the present invention, the door 101 is installed to control the entrance and exit on one side of the object to be opened, the door opening and closing portion 110 for opening and closing the door 101, one side of the door 101 And a key input unit 160 installed at the first data for authentication of opening and closing the door, and transmitting the first data input through the key input unit 160 to the information terminal 500 and the information terminal 500. Communication input unit 130 receiving the second data for door opening and closing authentication, and the door 101 is installed at one side or in proximity of the door 101 so as to make a voice call or a video call with the information terminal 500. When the combination of the first data and the second data and the handset unit 170 is provided with the means 171, the image input / output means 172 and the predetermined door opening and closing authentication data, the door opening and closing unit 120 When opening the door by controlling It is composed of a control unit 110.

According to the fourth embodiment, since the visitor needs to press a part of the password through the key input unit 160 to call the receiver's information terminal 500, the homeowner's portable only if the visitor is a true visitor after checking whether the visitor is a true visitor. This has the advantage of being able to call the terminal.

Door 101 of the door opening and closing device according to the present invention will be applied to all the doors that can be opened and closed, including the door 101, the door 400 of the storage box 100 described in the above embodiments.

The door opening and closing device according to the present invention corresponds to the opening and closing device for constituting the above-described door opening and closing system, but in the case of the above-described door opening and closing system, the door opening and closing device has been described through an access door having a storage box or a storage box. All doors will be open or closed.

Therefore, the process of opening and closing the door 101 and the components therefor have been described in the above embodiments, and thus a separate description thereof will be omitted.

As described above, the present invention has been described in the embodiments shown in the drawings, but this is merely exemplary, and it will be understood by those skilled in the art that various modifications and equivalent other embodiments are possible. .

Therefore, the true technical protection scope of the present invention will be defined by the technical spirit of the appended claims.

1 is a block diagram of a door opening and closing system according to a first embodiment of the present invention.

Figure 2 is a block diagram showing the internal configuration of the storage box according to the first embodiment of the present invention.

3 is a block diagram of a door opening and closing system according to a second embodiment of the present invention.

Figure 4 is a block diagram showing the internal configuration of the storage box according to a second embodiment of the present invention.

5 is a block diagram of a door opening and closing system according to a third embodiment of the present invention.

Figure 6 is a block diagram showing the configuration of the door opening and closing apparatus according to the present invention.

7 is a block diagram of a door opening and closing apparatus according to the present invention.

<Description of the symbols for the main parts of the drawings>

100: storage box 101: door

110: control unit 120: door opening and closing part

130: communication connection 140: sensing unit

150: recording means 160, 210, 310: key input unit

170: handset 171: voice input / output means

172: video input / output means 180: bell button

200: communication terminal 300: receiver terminal

400: access door 500: information terminal

Claims (11)

In the door opening and closing system for opening and closing the storage box having a certain receiving space therein door is installed, The door opening and closing system Specific objects are received by opening and closing the door, the key input unit for inputting the first data for door opening and closing authentication, a communication connection for data communication and a control unit for opening and closing the door according to the data information input for the door opening and closing authentication. A storage box configured to include; A communication terminal capable of data communication with the holder through the communication connection unit of the holder; A receiver terminal receiving first data input to the holder through a communication terminal, providing the same to a user, receiving second data for door opening and closing authentication from the user, and transmitting the first data to the controller of the holder; Consists of including The control unit of the holder opens the door when the combination of the first data and the second data transmitted from the key input unit and the receiver terminal matches the preset door opening / closing authentication data, and the control unit opens the first data input in advance. If it is determined that the first data is not the door opening and closing system by combining the authentication data of the user and the visitor, characterized in that it is not transmitted to the receiver terminal. The method of claim 1, The holder is A sensing unit installed at a predetermined point inside the storage box to detect an incoming or outgoing specific object received; Door opening and closing system according to the combination of the authentication data of the user and the visitor, characterized in that it further comprises a photographing means is installed inside or outside the storage box to photograph the object. 3. The method of claim 2, In the holder The handset is configured to enable a voice call or a video call with a receiver terminal connected via a communication terminal or a communication terminal, The handset is a voice input means and a voice output means for receiving the voice of the visitor and outputs the voice of the user of the communication terminal or the receiver terminal; And a video input means for photographing the visitor and an image output means for outputting the photographed image of the user of the communication terminal or the receiver terminal. The method of claim 1, The communication terminal is an interphone installed in an office or home, and the receiver terminal is any one selected from a computer terminal, a portable terminal, a PMP, a P2P or an IPTV terminal that can communicate with the communication terminal. Door opening and closing system by data combination. The method of claim 1, The storage box is installed at one side of the door to be installed in the doorway in the office or home, and the door is further provided with a door opening and closing part for opening the door by the control unit of the storage box from the first data and the receiver terminal input to the key input unit The door opening and closing by the combination of the authentication data of the user and the visitor, characterized in that the door or the door of the storage box is selectively opened and closed according to the user's setting when the input and the second authentication data match the predetermined opening and closing authentication data system. In the door opening and closing system for opening and closing the storage box having a certain receiving space therein door is installed, The door opening and closing system A specific object is received by opening and closing the door, and includes a key input unit to which first data for door opening and closing authentication is input, a communication connection unit for data communication, and a control unit for opening and closing the door according to data information input for door opening and closing authentication. A storage box configured to include; Information for enabling data communication through the communication connection unit of the holder and receiving the first data input from the key input unit of the holder and providing the same to the user and receiving the second data for door opening and closing authentication from the user and transmitting the first data to the holder. A terminal; configured to include, The control unit of the holder opens the door when the combination of the first data and the second data received from the key input unit and the information terminal matches the preset door opening / closing authentication data, and the control unit opens the preset first data. If it is determined that the first data is not the door opening and closing system by combining the authentication data of the user and the visitor, characterized in that it is not transmitted to the information terminal. The method of claim 6, In the holder The handset is configured to enable a voice call or a video call with the information terminal, The handset is A voice input means and a voice output means for receiving a visitor's voice and outputting a voice of a user of the communication terminal; And a video input means for photographing a visitor, and an image output means for outputting a photographed image of the information terminal user. The method of claim 6, The information terminal is an interphone installed in the office or at home or any one selected from a computer terminal, a portable terminal, PMP, P2P or IPTV terminal door opening and closing system by the combination of the authentication data of the user and the visitor. A door installed to control entry and exit on one side of the opening and closing object; A door opening and closing unit for opening and closing the door; A key input unit installed at one side of the door and receiving first data for door opening and closing authentication; A communication connection unit for transmitting the first data input through the key input unit to an information terminal and receiving second data for door opening and closing authentication from the information terminal; And When the combination of the first data and the second data matches the preset door opening / closing authentication data, the door is opened by controlling the door opening and closing unit, and the information is determined that the first data input is not the first data. Door opening and closing device by a combination of the authentication data of the user and the visitor comprising a control unit not transmitting it to the terminal. The method of claim 9, The information terminal is an interphone installed in the office or at home or any one selected from a computer terminal, a portable terminal, PMP, P2P or IPTV terminal door opening and closing device by the combination of the authentication data of the user and the visitor. The method of claim 9, The door opening and closing device The handset is installed at one side of the door or in a proximal position and configured to enable a voice call or a video call with the information terminal. The handset is A voice input means and a voice output means for receiving a visitor's voice and outputting a voice of a user of the information terminal; And a video input means for photographing a visitor and an image output means for outputting a photographed image of the user of the information terminal.

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