KR101768172B1

KR101768172B1 - Remote door lock

Info

Publication number: KR101768172B1
Application number: KR1020150049788A
Authority: KR
Inventors: 김백섭
Original assignee: 한림대학교 산학협력단
Priority date: 2015-04-08
Filing date: 2015-04-08
Publication date: 2017-08-16
Also published as: KR20160120562A

Abstract

The present invention relates to a door lock control system and a door lock control method for controlling a door lock in a remote place by using wireless communication without causing a security problem due to wireless communication, A remote control lock device is proposed in which a separate management system is not required without being leaked. To this end, the present invention provides a portable terminal of a landlord, which is driven by a housing in which a keypad, a temporary number button and a camera are exposed, a motor, a locker for locking or unlocking a door, And a remote control unit for transmitting the image signal captured by the camera together, notifying the speaker if a temporary number is provided in the portable terminal, and unlocking the locker when the temporary number notified via the keypad is correctly inputted, .

Description

Remote door lock < RTI ID = 0.0 >

The present invention relates to a remote control locking device, and more particularly, it is possible to open a door after confirming a visitor from a remote place by using a smart phone without using a separate encryption or dedicated communication network. At this time, And a remote control locking device in which a password for door opening is not exposed.

Door locks designed for the entrance and exit of doors are applied various user identification methods such as password input method, fingerprint recognition method, iris recognition method. Among them, the fingerprint recognition method and the iris recognition method are expensive because of expensive sensor and image processing device and program cost for user recognition, so they are not widely used except for research institute and corporation. An input method is used. The password input method is a method of unlocking the door when the landlord inputs the preset password in the correct order. The structure for user recognition is simple compared to the iris recognition method and the fingerprint recognition method, and sufficient security .

However, if the landlord is not at home, door locks according to the password input method may restrict access to the visitor. In this case, it is necessary to inform the visitor of the password of the door lock, which may deteriorate the security of the door lock have. About this

- Patent No. 10-1315940 proposes a door lock system using a smart phone that allows a landlord to remotely check the image of a visitor through a smart phone and open a door lock,

- Patent Document 10-2014-0135901 proposes a control method of an access control terminal that connects a door to a smartphone of a door lock-door lock management terminal-a landlord, and a management terminal confirms a visitor to a landlord and then opens a door have.

However, since the door lock is remotely controlled through the smart phone, the information about the door lock may leak out during use of the wireless communication network,

Open Patent Publication No. 10-2014-0135901 discloses that there is little fear that information for a door lock is leaked to a visitor, but it is required to construct a separate management terminal system for intermediating a visitor and a landlord.

That is, a security system using an existing door lock or a door lock requires a separate management system or a security problem due to radio control.

An object of the present invention is to provide a wireless communication system which solves a security problem due to wireless communication by wirelessly providing a non-reusable one-time temporary number to a visitor after a single use, enabling a door to be opened after confirming a visitor from a remote place, And thus does not require a mediating system to provide a safe and secure remote control locking device.

According to the present invention, the above-mentioned object can be accomplished by providing a portable terminal which is operated by a keypad, a temporary number button and a camera exposed housing, a motor for locking or unlocking a door, and a temporary number button selected by a visitor, And transmits the image signal captured by the camera together. When the temporary number is provided in the portable terminal, the speaker notifies the speaker of the temporary number, and if the temporary number notified via the keypad is correctly inputted, the locker is controlled to be unlocked This is accomplished by a remote control.

Here, the temporary number may be an arbitrary number column selected from the portable terminal.

In addition, the apparatus may further include a microphone for generating a voice signal for voice around the housing and transmitting the voice signal to the remote controller, and the video signal may further include a voice signal.

The remote control unit may further include a codec that encodes the video signal or the audio signal according to a predetermined format.

The remote control unit may further include a text to speech (TTS) module for receiving a message from the portable terminal and converting the received message into voice.

In addition, the portable terminal further includes a display device mounted on the housing and having a display surface exposed, and the remote controller may process a video call between the visitor and the landlord using the portable terminal and the display device.

The remote control locking device according to the present invention does not cause a security problem due to wireless communication when controlling door lock release at a remote place using wireless communication and improves security because the door lock is controlled while checking a visitor, A door lock is not leaked due to the door lock, but a separate management system is not required.

1 shows an external view of a remote control locking device according to an embodiment of the present invention.
Fig. 2 shows an embodiment of the operational conceptual view of the remote control locking device shown in Fig.
3 shows a block diagram of a remote control terminal device according to an embodiment of the present invention.
FIG. 4 shows a reference diagram for a control flow between a remote control terminal device and a portable terminal according to an embodiment.

Hereinafter, the present invention will be described in detail with reference to the drawings.

1 shows an external view of a remote control locking device according to an embodiment of the present invention.

1 (a) shows an external view of a remote control locking device in the form of a housing, a keypad, a camera, a microphone, a speaker, and a temporary number button,

Fig. 1 (b) shows a remote control lock device appearance in the form that a display device for video communication is further added to the remote control lock device of Fig. 1 (a). 1 (a) and 1 (b), the reference numerals for the housing, the keypad, the camera, the microphone, the speaker, and the temporary number buttons are given the same. However, Only the reference numerals of the display device shown in FIG.

1 (a), a remote control locking apparatus according to an embodiment includes a keypad 102, a camera 111, a microphone 112, a speaker 113, and a temporary number button 114 are exposed to the outside of the housing 101. The housing 101 is installed in various doors such as a door, a door, and the door can be opened using a built-in motor when the password applied to the keypad 102 is correct. The camera 111 is exposed toward the front of the housing 101 and can be activated when the visitor selects the temporary number button 114 or can be picked up by the landlord's portable terminal (not shown) . The microphone 112 may be activated when the visitor selects the temporary number button 114 or may be driven by the landlord's portable terminal (not shown) to generate a voice signal for voice near the door.

The speaker 113 can output a temporary number transmitted by a portable terminal (not shown) of the landlord by voice and guide the visitor to input the correct temporary number by operating the keypad 102 in accordance with the outputted voice.

Next, the display device 115 shown in Fig. 1 (b) can be driven by a portable terminal (not shown) responding to the visitor's selection of the temporary number button 114. [ The display device 115 displays the image of the landlord, and the visitor checks whether the user has visited the correct house while watching the image of the landlord. At this time, the landlord and the visitor can view the image of the owner do. That is, the visitor and the landlord can recognize the other party while making a video call.

Fig. 2 shows an embodiment of the operational conceptual view of the remote control locking device shown in Fig.

2, a remote control locking apparatus according to an embodiment of the present invention is mounted on a door 10 so as to open the door 10 and includes a keypad 102, a speaker 113, A microphone 112 and a camera 111 may be disposed. The keypad 102, the speaker 113, the microphone 112 and the camera 111 may be arranged to be exposed toward the front of the door 10 while being mounted on the housing 101. [ This should capture and record the environment around the door 10 and allow the visitor or the landlord to operate the keypad 102 to unlock the door 10 or to open the door 10 to the landlord who is located at a remote location A temporary number button 114 for requesting to be exposed. A process of opening the door 10 by the remote control locking device 100 having such a structure will be described.

First, when a landlord directly places a door at a difficult distance and the landlord carries the portable terminal 50, the visitor enters a temporary number button (not shown) provided in the remote control locking device 100 disposed at the front of the door 10 The remote control locking device 100 may be able to detect that a visitor is present in the portable terminal 50 of the landlord by using an AP (Access Point) in the house, a CDMA network, or one of other wireless networks. Can be notified. The portable terminal 50 is activated in response to the visitor notification of the remote control locking device 100 and the driven app can play the visitor image and the visitor voice on the touch screen 51. [ The landlord's portable terminal 50 can confirm the identity of the visitor through the app. At this time, the portable terminal 50 may allow the visitor and the landlord to make a remote video call through the remote control locking device 100. Since the camera 111 and the microphone 112 are installed in the remote control locking device 100 and the camera and the microphone are not provided in the portable terminal 50,

The remote control lock apparatus 100 decodes and reproduces a video signal and a voice signal transmitted from the portable terminal 50,

Likewise, the video and audio signals transmitted to the portable terminal 50 are encoded and provided to the portable terminal 50 so that the users of the remote control locking device 100 and the portable terminal 50 can proceed the video call .

After the landlord identifies the visitor through the visitor image displayed on the portable terminal 50, the landlord can select the temporary number by pressing the keypad 52 among the menus displayed by the app. The temporary number may be in the form of a numerical string selected by the landlord to select the keypad 52, and may have three, four, or more digits. The temporary number transmitted from the portable terminal 50 to the remote control locking device 100 through the wireless network may be in the form of letters or voices.

When a temporary number is transmitted to the remote control locking device 100 in the form of a character or voice without being encrypted in the portable terminal 50, even if letters or voice are exposed in the process of being wirelessly transmitted, The temporary number of the form corresponds to a one-time temporary number that can not be exploited by another person.

The one-time temporary number transmitted from the portable terminal 50 to the remote control lock device 100 can be reproduced through the speaker 113. The visitor can listen to the one-time temporary number reproduced through the speaker 113, The remote control lock device can unlock the door 10 by inputting the one-time temporary number using the keypad 102 provided in the apparatus 100 in order. Thereafter, the remote control lock apparatus 100 does not release the locked state of the door 10 even if the exposed one-time temporary number is re-inputted. Since the remote control lock apparatus 100 according to the embodiment restricts the number of times of use of the one-time temporary number to one, the temporary number can not be reused, and even if the third party obtains the one- time temporary number during the wireless communication, none.

If the remote control lock apparatus according to the embodiment is implemented in the form shown in Fig. 1 (b), the remote control lock apparatus displays the one-time temporary number transmitted from the portable terminal 50 using the display device 115 Can be displayed on the display device 115 in the form of characters or images. In this case, the visitor can open the door 10 by inputting the one-time temporary number displayed on the display device 115 using the keypad 102.

The app for transmitting the one-time temporary number to the remote control locking device 100 may be installed in the portable terminal 50 and then transmitted to the remote control locking device 100 using the wireless communication function and the display function of the portable terminal 50, It is possible to handle the following functions. App (App)

1) a function of performing IP setting in advance between the remote control lock device 100 and the app (App)

2) receiving a visitor notification message (or push message) from the remote control lock device 100 and displaying the menu of the application on the touch screen of the portable terminal 50,

3) a function of displaying a display menu 55, a keypad 52, a transmission menu 53 and a video call menu 54 for displaying a visitor,

4) a function for the user of the portable terminal 50 to transmit, to the remote control locking device 100, a numerical string written in the keypad 52 displayed by the app,

5) a function of receiving an image captured by the camera 111 of the remote control lock device 100 and displaying it on the display menu 55,

6) When the user of the portable terminal 50 selects the video call menu 54, the image captured in the camera (not shown) provided in the portable terminal 50 and the recorded voice are transmitted to the remote control terminal 100 And receives the video and audio from the remote control terminal apparatus 100 and reproduces the video and audio.

On the other hand, the visitor must select the temporary number button 114 provided in the remote control terminal apparatus 100 to obtain the one-time temporary number using the remote control terminal apparatus 100, and select the temporary number button 114 Thereafter, the application (APP) installed in the portable terminal 50 can acquire a temporary number or proceed with a video call with the portable terminal 50. The one-time temporary number may be in the form of a reproduced sound reproduced by the speaker 113 or in the form of a text or an image on a display device (reference numeral 115 in FIG.

Thereafter, the visitor inputs a temporary number through the keypad 102, and when the inputted one-time temporary number is input in the correct order, the remote control terminal 100 according to the embodiment opens the door 10.

3 shows a block diagram of a remote control terminal device according to an embodiment of the present invention.

3, the remote control terminal 100 according to the embodiment includes a remote controller 110, an RF unit 120, a motor driver 130, a rocker 140, a codec 150, a camera 111, A microphone 112 and a keypad 102. The codec 150 may further include a TTS module 151. [

The RF unit 120 is connected to a home AP (Access Point) and can be controlled by the remote control unit 110.

The remote control unit 110 is connected to the keypad 102 and the temporary number button 114. When the preset password is inputted through the keypad 102, the remote controller 110 drives the motor driver 130 to move the locker 140 to the door 10 ).

If the temporary number button 114 is selected instead of the preset password through the keypad 102, the remote control unit 110 transmits the password to the landlord's portable terminal 50 using the RF unit 120, It will notify you of the occurrence. When the temporary number is transmitted from the portable terminal 50, the remote controller 110 transmits the one-time temporary number to the codec 150 to be reproduced by the speaker 113, It can be displayed in the form of an image.

The remote control unit 110 may change the operation flow depending on what action is taken in the app installed in the mobile terminal 50. [ Hereinafter, the operation flow of the remote control unit 110 will be described according to the action of the app.

7) In case of transmitting a one-time temporary number through a text message in an app: The remote control unit 110 generates a voice by driving a TTS module 151 for converting a text message into voice, and provides the voice to the speaker 113 can do.

8) In case of transmitting the one-time temporary number to the voice file in the app, the remote control unit 110 provides the voice file to the codec 150, the codec 150 decodes the voice file, .

9) Requesting a video call from an app The remote control unit 110 transmits an image captured by the camera 111 and a voice recorded in the microphone 112 to the CODEC 150, (E.g., MP4, AVI, WAV, etc.) in an agreed format (e.g., MP4, AVI, WAV, etc.) and transmits the encoded image and audio to an app installed in the mobile terminal 50 through the RF unit 120. [

10) When providing a one-time temporary number in the form of an image in an app, the remote control unit 110 may decode the image and display the decoded image on the display device 115.

The remote control unit 110 can open or close the locker 140 by driving the motor driver 130 if the visitor inputs a one-time temporary number through the keypad 102 in the correct order. The motor driver 130 can rotate the motor built in the locker 140 in the forward or reverse direction and the rocker 140 opens or closes the door 10 in accordance with the rotation direction of the motor.

FIG. 4 shows a reference diagram for a control flow between a remote control terminal device and a portable terminal according to an embodiment. 4 will be described with reference to FIGS. 1 to 3. FIG.

Referring to FIG. 4, the remote control terminal and the portable terminal according to the embodiment include:

B1) The visitor is attached to the door 10 and selects the temporary number button 114 in the remote control terminal 100 exposed to the outside of the door 10. [

A0) The remote control terminal apparatus 100 drives the RF unit 120 to inform the landlord's portable terminal 50 of the occurrence of a visitor.

A1) The remote control terminal apparatus 100 drives the camera 111 to pick up an image of a visitor, records a voice around a visitor or a visitor through the microphone 112, and transmits a preset format (for example, MP4, AVI, WAV, etc.), and then transmits the encoded data to the landlord's portable terminal 50. The portable terminal 50 displays the same on the touch screen 51, and the landlord confirms the visitor through the video and voice for the visitor.

A2) When the landlord generates a one-time temporary number using the keypad 52, the landlord selects the transmission menu 53 after inputting the one-time temporary number, and the app stores the one-time temporary number to the remote control terminal device 100).

B2) In this case, the remote control terminal 100 outputs the one-time temporary number transmitted from the portable terminal 50 to the speaker 113,

B3) After hearing the one-time temporary number outputted to the speaker 113, the visitor can input the one-time temporary number in the correct order by using the keypad 102. [

Meanwhile, in step A2), when the landlord selects the video call menu 54, the portable terminal 50 and the remote control terminal 100 may be connected as an IP camera. For this purpose, the portable terminal 50 and the remote control terminal 100 are required to perform IP setting in advance, whereby the portable terminal 50 can acquire a video or a recorded voice required by the remote control terminal 100 You can get it by requesting it at any time.

When the landlord selects the video call menu 54, the app captures an image of the landlord using a camera (not shown) and a microphone (not shown) built in the portable terminal 50 and records the voice After encoding, it is transmitted to the remote control terminal device 100,

The remote control terminal apparatus 100 may acquire and encode images and sounds for a visitor using the camera 111 and the microphone 112 and transmit the encoded images to an app installed in the mobile terminal 50. The mobile terminal 50 and the remote control lock apparatus 100 can perform a video call according to the mutual transmission of the visualized voice and the visitor can judge whether or not he or she has visited correctly, You can check if it is correct. After confirming the mutual confirmation, the landlord generates a one-time temporary number using the keypad 52 displayed on the touch screen by the app (App), and the app can transmit the one-time temporary number to the remote control terminal device 100 It is.

10: door 50: portable terminal
51: touch screen 52: keypad (portable terminal)
53: Transmission menu 54: Video call menu
55: display menu 100; Remote control terminal device
101: housing 102: keypad
111: camera 112: microphone
113: Speaker 114: Temporary number button

Claims

A communication unit, a locker for locking or unlocking the door by driving the motor, and a remote control unit for controlling operations of the keypad, the communication unit, and the locker, Remote control lock; And
And a portable terminal for generating a one-time temporary number for remotely controlling the door lock of the remote control lock device,
When the temporary number button is pressed, the remote control unit of the remote control locking unit establishes a communication path with the portable terminal through the communication unit and transmits a visitor notification message to the portable terminal,
The portable terminal receiving the visitor notification message generates a temporary number of a one-time password and transmits the generated temporary number to the remote control lock device,
The remote controller of the remote control lock device converts the received temporary number into voice and plays it through the speaker. When the number string input by the visitor coincides with the temporary number, the remote controller controls the locker to release the lock of the door The remote control locking device is interlocked with the portable terminal.

delete

The method according to claim 1,
And a camera and a microphone mounted around the housing,
Wherein the remote control unit transmits a voice signal and a video signal generated through the microphone and the camera to the portable terminal when the pressing of the temporary number button is detected.

The method of claim 3,
The remote control unit includes:
Further comprising a codec for encoding the audio signal and the video signal generated by the microphone and the camera and for decoding the audio signal and the video signal received through the communication unit.

5. The method of claim 4,
The codec further includes a text to speech (TTS) module for converting character data into voice,
Wherein the remote control unit controls the TTS module when the temporary password is received as character data in the portable terminal, converts the received character data into voice, and reproduces the converted voice through the speaker.

The method according to claim 1,
And a display device mounted on the housing and having a display surface exposed,
The remote control unit includes:
And the temporary number is displayed on the display device.

The method according to claim 6,
And a camera mounted around the housing,
The remote control unit includes:
Wherein the control unit transmits an image of a visitor generated through the camera when the portable terminal requests a video call, and controls the user image of the portable terminal to be displayed through the display unit.