KR20150128330A - System and method for controlling digital door lock - Google Patents

Abstract

The present invention relates to a system and a control method of a digital door lock. The system comprises: a digital door lock; a power unit for converting external common power into direct current (DC) power of a certain level, and supplying driving power to the digital door lock; and a web server unit for receiving and storing a message on an abnormal state of the digital door lock, and transmitting the stored message to a mobile device of telephone number information registered in the digital door lock.

Description

[0001] The present invention relates to a digital door lock system,

The present invention relates to a digital door lock system and a control method.

Generally, various door locking devices are installed on the door of a building. Such a keying device may be a key type, an iris recognition type, a fingerprint recognition type, or an electronic or mechanical number key type. One of the most frequently used locking devices in recent years is a digital door lock.

Therefore, the technology of the utility model document 1 related to the digital door lock has been proposed. The technology of this document uses a battery to cover and protect both the battery compartment formed on the front surface of the indoor unit body and the detachment button with a single battery cover It is possible to have a simple feeling on the side of the design when the indoor unit body is viewed, and it is possible to prevent defects such as lifting of the battery cover.

However, the utility model document 1 has the following problems because the power supplied to the digital door lock is supplied through the battery.

First, use a DC 1.5V battery (primary battery) to drive the controller, and periodically replace the battery approximately four to six months.

Second, since it is impossible to mount a network module with a large power consumption, it is impossible to provide various security / security services through the network module.

Utility Model Document 1: Registration Utility Model No. 20-0465832 (Registered on Mar. 03, 2013)

SUMMARY OF THE INVENTION It is an object of the present invention to provide a digital door lock system and a control method capable of mounting various network modules with high power consumption in a digital door lock, .

According to an aspect of the present invention, there is provided a digital door lock system including: a digital door lock; a power source for converting external commercial power to a DC power of a predetermined level to supply driving power to the digital door lock; And transmits the stored message to the mobile device of the telephone number information registered in the digital door lock.

In addition, the abnormal state of the digital door lock may be a case where a shock of the digital door lock is generated, a high voltage is generated, and an abnormality in the data of the sensor module is detected in the house where the digital door lock is installed.

The power supply unit may include a first rectifier that removes ripple components included in the commercial power supply, rectifies and smoothing the full wave rectified and converted into a DC power of a predetermined level, and an on / A first switch for switching the output of the first rectifier to an output voltage of the first rectifier and a second switch for turning on the output of the first rectifier; A second rectifier for half-wave rectifying the voltage of the oscillation frequency received by the radio receiver, and a constant voltage generator for generating a driving power of the digital door lock by receiving an output voltage of the second rectifier.

According to another aspect of the present invention, there is provided a method for controlling a digital door lock system, the method comprising: initializing a digital door lock by setting authentication information; determining whether there is authentication information input to the digital door lock; Determining whether or not there is a signal related to a state of the digital door lock; if it is determined that there is authentication information input to the digital door lock, if the inputted authentication information and the preset authentication information coincide with each other, Generating an event message, which is a message relating to the content of the abnormal state, and transmitting the event message to the web server unit when it is determined that there is a signal related to the abnormal state of the digital door lock.

In addition, the web server unit may parse the received event message, store the received event message in a database, and transmit the stored message to a mobile device having phone number information registered in the digital door lock.

The digital door lock system and the control method of the present invention include a wireless power supply unit for wirelessly supplying a commercial power source installed outside the digital door lock to a digital door lock as a driving power, A variety of security / security services may be possible.

1 is a schematic view illustrating a network connection configuration of a digital door lock system according to an embodiment,
2 is a block diagram illustrating a digital door lock system according to an embodiment;
FIG. 3 is a block diagram showing the wireless power supply unit of FIG. 2;
4 is a flowchart of a digital door lock control method according to an embodiment.

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

1 is a schematic view illustrating a network connection configuration of a digital door lock system according to an embodiment. FIG. 2 is a block diagram illustrating a digital door lock system according to an embodiment of the present invention, and FIG. 3 is a block diagram illustrating a wireless power supply unit of FIG. 2. Referring to FIG.

1 to 3, the digital door lock apparatus according to the embodiment includes a wireless power supply unit 10, an inner door lock unit 30, an outer door lock unit 50, a controller 70, and a web server unit 90). Here, the controller 70 controls the overall operation of the digital door lock such as the inner door lock unit 30 and the outer door lock unit 50. Also, the controller 70 may be disposed in the inner door lock portion 30, for example.

The wireless power supply unit 10 converts the commercial power supplied to the outside of the digital door lock, that is, the AC power, into a DC power of a certain level to semi-permanently supply the driving power or DC power to the digital door lock. That is, the wireless power supply unit 10 supplies power to each module of the digital door lock without replacing the battery by radio transmission instead of the battery of the existing digital door lock.

The wireless power transmission unit 10 may include a first rectifier 110, a switching device 130, a wireless transmitter 150, a wireless receiver 170, and the like, for example, a contactless power supply (CPS) The second rectifier 190, and the constant voltage device 210, and may be installed in the door provided with the digital door lock or on the wall side of the door. The AC power input to the wireless power supply unit 10 may be supplied from an external power supply or may be supplied from an apartment wall-pad.

The first rectifier 110 removes the ripple component included in the input AC power, and then rectifies and smoothing the full-wave, converts the DC power into a DC power of a predetermined level, and outputs the rectified DC power. The switching element 130 turns on / off the output of the first rectifier 110.

The radio transmitter 150 wirelessly transmits an oscillation frequency corresponding to an output voltage of the first rectifier 110 generated by switching-driven by the switching device 130.

The wireless receiver 170 receives the wirelessly transmitted oscillation frequency from the wireless transmitter 150. Here, the radio transmitter 150 and the radio receiver 170 are one transformer of each coil / core, wherein the primary coil / core corresponds to the radio transmitter 150 and the secondary coil / And corresponds to the wireless receiver 170. That is, the radio receiver 170 is disposed facing the radio transmitter 150 at a position close to the radio transmitter 150, and receives the radio transmission frequency transmitted from the radio transmitter 150.

The second rectifier 190 half-wave rectifies the voltage of the secondary coil of the transformer, that is, the voltage of the oscillation frequency received by the wireless receiver 170. The constant voltage generator 210 generates a DC voltage of DC 4V to DC 6V, which is a constant voltage required to drive the digital door lock by receiving the output voltage of the second rectifier 190.

The inner door lock unit 30 includes a power supply unit (PSU) 310, an interlocking module 330, a lock module 350, a communication module 370, and an event module 390.

The PSU 310 receives DC power from the wireless power supply unit 10 and supplies driving power to the digital door lock. The interlock module 330 interlocks with the outer door lock part 50 and converts the authentication information input from the outer door lock part 50 into data and outputs the data. Here, the authentication information includes access condition information, access password, biometric information such as a fingerprint, etc. stored in a smart card containing an IC chip.

The locking module 350 is interlocked with the outer door lock portion 50 through the interlocking module 330 to lock and unlock the door. For example, the locking module 330 can lock and unlock the door by receiving the data converted through the interlocking module 350 with information about the authentication of the outer door lock part 50. [ Here, the locking module 350 may be designed in the form of a button or the like.

The communication module 370 is wirelessly connected to a sensor module installed in the house through a wireless communication module and a web server unit 90 connected to the Internet network, and transmits and receives data in a house where a digital door lock is installed at a door. Here, the wireless communication module may be Wi-Fi (Wireless Fidelity). The sensor module installed in the house may be a fire detection sensor and a temperature sensor installed on a kitchen, and a passive infrared sensor (PIR sensor) installed on a window.

The event module 390 detects an abnormal symptom by the controller 70 among the data of the sensor module installed in the house collected through the communication module 370 and the generation of a shock and high voltage of the digital door lock The control unit 70 generates an event message, which is a message about the contents of the abnormal state. At this time, the event message is transmitted to the web server unit 90 through the communication module 370 under the control of the control unit 70. [

The outer door lock unit 50 includes an authentication module 510 and an output module 530 and receives authentication information provided by a user through the authentication module 510 for locking and unlocking the door.

The authentication module 510 receives the authentication information having a predetermined form and includes a slot type in which a smart card is inserted to receive the authentication information, a numeric key, a touch-based keypad, an RFID reader, . ≪ / RTI > For example, when the touch-based keypad is used, a user touches a portion corresponding to the authentication information to input authentication information, and the input authentication information is transmitted to the access control function of the controller 70 through the interlocking module 330 do. In addition, when the RFID reader is used, a user can check the card reader (RF-CARD) and input authentication information.

The output unit 530 displays the operation status of the digital door lock according to whether the input authentication information performed by the control unit 70 is valid or not, to the passenger through sound reproduction, flashing of light, or the like. The output unit 530 may include, for example, a speaker and / or a light emitting diode (LED).

The web server unit 90 parses the received event message and stores the parsed message in a database. The web server unit 90 transmits the stored message to the mobile device of the registered phone number information through the mobile communication network. For example, the mobile device may be a cellular phone, and the mobile communication network may use a Code Division Multiple Access (CDMA), a Long Term Evolution (LTE) The server unit 90 may transmit the short message service (SMS) message.

At this time, the user of the mobile phone receiving the message transmitted from the web server unit 90 can confirm the received message. In addition, the user may access a web site connected to the web server unit 90 through a mobile communication network to check the message stored in the web server unit 90. [

Hereinafter, the digital door lock control method according to the embodiment will be described in detail.

4 is a flowchart of a digital door lock control method according to an embodiment. As shown in FIG. 4, first, the digital door lock is initialized by initializing the authentication information such as access password using the inner door lock unit 30 (S100).

After the initialization (S100), it is determined whether or not the authentication information is input (S200), and it is determined whether a signal regarding the abnormal state is inputted (S300). Here, when the abnormality state is detected by the control unit 70 among the data of the sensor module installed in the house collected through the communication module 370, for example, when a shock and a high voltage are generated in the digital door lock, Lt; / RTI >

If it is determined that there is an input of the authentication information (Yes), it is determined whether or not the input authentication information and the preset authentication information coincide with each other (S210). If it is determined that there is no input of the authentication information (No), it is determined whether the authentication information is input again.

If it is determined that the input authentication information coincides with the predetermined authentication information (Yes), it is determined that the input / output of the normal user is unlocked (S230). Here, if the input authentication information does not coincide with the preset authentication information (No), it is determined whether authentication information is input again.

If it is determined in step S300 that there is a signal input regarding the abnormal state (Yes), an event message, which is a message about the contents of the abnormal state, is generated (S310). Here, when it is determined that there is no signal input regarding the abnormal state (No), it is determined whether or not a signal relating to the abnormal state is input again.

Then, the generated event message is transmitted to the web server unit 90 through the communication module 370 (S330). At this time, the web server unit 90 parses the message generated by the received event module 390 and stores the message in the database, and transmits the stored message to the mobile phone of the phone number information registered in the controller 17, Lt; / RTI >

As described above, the digital door lock system and the control method according to the embodiment include a wireless power supply unit for wirelessly supplying commercial power provided outside the digital door lock to the digital door lock as driving power, It is possible to install various network modules and it is possible to provide various security / safety services through the network.

In addition, the digital door lock system and the control method according to the embodiment may include a wireless power supply unit and supply power to each module of the digital door lock without replacing the battery through radio transmission instead of the battery of the existing digital door lock, The cost of replacing the battery is reduced, and the cost of the AS of the digital door lock generated from the battery is reduced.

In addition, the digital door lock system and the control method according to the embodiment can mount a network module and interlock the Internet network and the mobile network to the digital door lock, so that it is possible to grasp the unauthorized entry / The safety of the home can be ensured even when the user is out of the home.

Although the preferred embodiments of the present invention have been described above, the present invention is not limited to the above-described embodiments, and various changes, modifications and substitutions are possible within the scope of the technical idea of the present invention.

10: wireless power supply unit 30: inner door lock unit
50: outer door lock unit 70:
90: Web server unit 110: First rectifier
130: switching element 150: radio transmitter
170: Wireless receiver 190: Second rectifier
210: constant voltage unit 310: PSU
330: interlock module 350: lock module
370: Communication module 390: Event module

Claims (6)

Digital door lock;
A power supply unit for converting an external commercial power supply to a DC power of a predetermined level to supply driving power to the digital door lock; And
A web server unit for receiving and storing a message regarding the content of the abnormal state of the digital door lock and transmitting the stored message to the mobile device of the telephone number information registered in the digital door lock;
A digital door lock system. The method according to claim 1,
Wherein the abnormality of the digital door lock is detected when a shock of the digital door lock is generated, a high voltage is generated, and an abnormality in the data of the sensor module is detected in the house where the digital door lock is installed. The method according to claim 1,
The power supply unit,
A first rectifier that removes ripple components included in the commercial power supply, performs full-wave rectification, smoothing, and converts and outputs the DC power to a constant level DC power;
A switching device for turning on / off the output of the first rectifier;
A wireless transmitter for wirelessly transmitting an oscillation frequency corresponding to an output voltage of the first rectifier generated by switching operation by the switching element;
A wireless receiver for receiving the oscillation frequency wirelessly transmitted from the wireless transmitter;
A second rectifier for half-wave rectifying the voltage of the oscillation frequency received by the wireless receiver; And
A constant voltage generator receiving the output voltage of the second rectifier to generate driving power for the digital door lock;
A digital door lock system. Setting authentication information of the digital door lock;
Determining whether there is authentication information input to the digital door lock, and determining whether there is a signal related to an abnormal state of the digital door lock;
Performing unlocking of the door if the input authentication information and the predetermined authentication information coincide with each other when it is determined that there is authentication information input to the digital door lock; And
Generating an event message, which is a message about the contents of the abnormal state, if the signal is related to the abnormal state of the digital door lock, and transmitting the event message to the web server;
And a control unit for controlling the digital door lock system. The method of claim 4,
Wherein the abnormal state of the digital door lock is a case where a shock of the digital door lock is generated, a high voltage is generated, and an abnormality in the data of the sensor module is detected in the house where the digital door lock is installed. The method of claim 4,
Wherein the web server parses the received event message and stores the parsed event message in a database and transmits the stored message to the mobile device of the telephone number information registered in the digital door lock.

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