KR101559682B1 - Digital Door Lock System - Google Patents

Abstract

The present invention relates to a digital door lock system for surveillance of the inside and the outside. The present invention aims to make it possible to easily identify the situation in the inside and the outside through cameras placed in the inside and the outside and to rapidly and actively deal with a dangerous or threatening situation. To achieve this purpose, the digital door lock system of the present invention comprises: a digital door lock which comprises: a keypad unit on the outdoor side; a dead bolt on the indoor side; a power supply unit in the main frame; and an MPU; a router which wirelessly transmits to and receives from the MPU; and, a portable terminal which wirelessly transmits to and receives from the router. The digital door lock (10) comprises: an external camera (122) for taking a picture of the outdoors; an internal camera (132) for taking a picture of the indoors; a temperature sensor (134) for measuring the temperature of the indoors and transmitting the information to the MPU (110) to generate a fire occurrence signal when the indoor temperature is higher than a set temperature in the MPU (110); a gas sensor (135) for detecting if gas leaks in the indoors to let the MPU (110) generate a gas leak occurrence signal if a gas leak detecting signal is generated; an infrared light sensor (136) for letting the MPU (110) generate a disorder signal if a detecting signal is not generated until a certain time has passed in a certain area in the indoors; and, an image storage unit (146) for saving images taken by the external and internal cameras (122) (132).

Description

Digital door lock system capable of indoor and outdoor surveillance {Digital Door Lock System}

The present invention relates to a digital door lock system capable of indoor and outdoor surveillance, and more particularly, to an indoor and outdoor digital door lock system capable of quickly and positively detecting dangerous or dangerous situations And more particularly, to a digital door lock system capable of indoor and outdoor monitoring.

Generally, it is installed in major facilities such as banks, museums, hospitals, etc., or at home or office. Disaster prevention system employs surveillance cameras to monitor images and sensors to monitor the situation by sensor operation .

In recent years, the popularization of the Internet and smart phones has enabled the surveillance camera to be connected to the Internet to monitor images on a smartphone. Also, door locks, safes, and door locks that are used in homes and offices are convenient, but they do not have a monitoring function for disaster prevention.

Methods of utilizing the above-mentioned sensors Technically superior technology among disaster prevention systems is wireless sensors for monitoring fire, gas, and crime using wireless technology. This technology is easy to install because it uses batteries. This can be configured as a narrow-band circuit that operates at low current consumption by utilizing the frequency used for a specific small-power communication, but is unsuitable for wireless communication of image and voice.

In addition, the disaster prevention system using the Internet is a system that uses a camera built-in image and Wi-Fi wireless technology. It is able to monitor the image from a remote place by linking with the currently widely used smart phone.

Here, Wi-Fi is a wireless technology that is not suitable for battery use because it uses a broadband circuit to utilize wireless communication of video and audio, In addition, in the case of a digital door lock and a locking device, which are now commonly used, a narrow band circuit communicating with a wireless sensor is configured and a battery can be used because it operates with low current consumption.

In the prior art patent, Korean Patent No. 582144 entitled " Crime prevention system using near-field communication network " has a sensor section composed of a plurality of sensors distributed in the home. When the crime prevention mode is set, And transmits the combined data to the other anti-crime prevention devices grouped through the wireless communication module, and transmits the combined data to the other anti-crime prevention devices in the same group When the emergency situation detection signal is received, the received status data is determined as the type of the anti-disaster device and the status occurrence status, and an alarm signal suitable for the type of the anti-disaster device and the status occurrence status is generated.

Korean Patent Publication No. 2007-643, 'security system combined with surveillance camera and emergency bell system', connects the control cable of the emergency bell unit composed of the emergency button and the warning light to the field control panel provided in the field to control the rotary camera , The field control panel receives a predetermined signal from the rotating camera and the emergency bell unit and transmits the signal to the control module through the signal converting unit. When the emergency button of the emergency bell unit is operated, the warning light provided at the corresponding place is driven, The signal is transmitted to the control module through the field control panel and the signal converter, and the corresponding position is displayed on the monitor. Meanwhile, the control module receives the image information from the rotary camera installed in the area where the emergency button is operated, It is stored in the medium.

A 'video network security system based on a wireless network' of Korea published utility model 2009-6777 is a system in which detected situation information from a main control device is transmitted to a control server of a control center on the basis of a wireless network, In a video surveillance system in which control information is transmitted to a main control unit, communication between the control server of the control center and the main control unit connected to the control server is based on a W-CDMA network and is controlled by the main control unit and the main control unit Communication with a plurality of control target devices including a wireless sensor and a wireless camera is equipped with devices connected with the IEEE802.15.4 wireless communication technology and the ZigBee protocol.

Korean Patent Laid-Open Publication No. 2011-15962 discloses a security disaster prevention system using Bluetooth, which includes sensing means for detecting intrusion of a thief, gas leakage and fire, a home gateway for transmitting emergency situation information sensed by the sensing means to the outside, And a cellular phone for delivering emergency situation information transmitted from the home gateway to a resident and automatically dialing to at least one of a fire station, a police station, and a guard room to transmit emergency situation information.

On the other hand, the tendency of modern society is to increase the number of unmarried women and to increase the number of single women 's houses. This has frequently been the subject of crime, and there is constant crime still happening.

Also, in order to confirm that the elderly living alone has fallen in the house and there is no movement, police or firefighting personnel should periodically visit or check their current status by wired and wireless. This is a lot of manpower input and maintenance costs.

As a solution to this problem, Korean Patent Laid-Open Publication No. 2005-31267 discloses a digital door lock control device using a mobile phone. This discloses a method for changing the password of a door lock using a mobile phone.

However, in the above case, there is a problem in that it is not possible to positively cope with an emergency situation or a dangerous situation due to a neglect of the elderly person living alone, a fire or the like as a technique of simply changing the password.

Korean Patent No. 1315940 (Registered on October 1, 2013) Korean Patent No. 1391624 (Registered on April 28, 2014) Korean Patent No. 1441507 (Registered on September 11, 2014)

SUMMARY OF THE INVENTION The object of the present invention is to solve the above-mentioned problems, and it is an object of the present invention to provide a camera which can easily detect outdoor and indoor situations through a camera constructed outdoors and indoors so as to promptly and positively respond to a danger or a threat situation And to provide a digital door lock system capable of indoor and outdoor monitoring.

It is another object of the present invention to provide a digital door lock system capable of indoor and outdoor surveillance that maximizes a photographing range obtained through a camera by further configuring a fisheye lens for enlarging the photographing range of each of the outside and inside cameras.

According to another aspect of the present invention, there is provided a portable terminal including a keypad unit on the outdoor side, a dead bolt on the indoor side, a power source unit for supplying power to the inside of the main unit, A sharer wirelessly transmitting and receiving data to and from the MPU, and a portable terminal wirelessly communicating with the sharer, the digital door lock system further comprising: an outside camera for photographing the outside of the digital door lock; An inner camera for photographing the room; A temperature sensor for measuring the indoor temperature and transmitting the detected indoor temperature to the MPU and generating a fire occurrence signal when the indoor temperature is higher than the set temperature set in the MPU; A gas sensor for detecting whether a gas leakage has occurred in the room and generating a gas leakage occurrence signal in the MPU when a gas leakage detection signal is generated; An infrared sensor for causing the MPU to generate an abnormal signal if a sensing signal is not generated until a predetermined time elapses in a certain area of the room; And an image storage unit for storing image images taken through the outer and inner cameras.

In the present invention, it is preferable that the digital door lock further includes an illuminance detection sensor for sensing outdoor illuminance and controlling the infrared lamp to be illuminated.

According to the present invention, the digital door lock may be provided with a digital door lock such that when a sensing signal is generated through the infrared sensor, the time is counted by a returning method of returning to the initial state so that an abnormal signal is generated when the sensing signal of the infrared sensor is not sensed for a predetermined time And a timer for controlling the timer.

In the present invention, the digital door lock preferably includes image data photographed through the outside and inside cameras to be updated to a designated virtual storage space.

In the present invention, it is preferable that each of the outer and inner cameras further includes a fisheye lens for enlarging the photographing range.

According to the present invention, outdoor and indoor situations can be easily grasped through a camera constructed outdoors and indoors, so that it is possible to quickly and positively cope with a danger or a threat situation.

Further, the fisheye lens for enlarging the photographing range is further provided for each of the outside and inside cameras, thereby maximizing the photographing range obtained through the camera.

1 is a block diagram of a digital door lock system in accordance with the present invention;

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

The digital door lock system of the present invention includes a digital door lock (10) configured at a door, a router (20), and a portable terminal (30).

The digital door lock (10) includes an MPU (110) incorporated in a main body of a digital door lock and controlling overall operation.

In addition, the digital door lock 10 includes an outside camera 122 that allows the outside to be photographed, an infrared lamp 124 that illuminates so that photographing is easy when the clock is bad, such as at night, An illuminance detection sensor 126 and a keypad unit 128 for enabling input of a password.

The outside camera 122 photographs an area outside the room and photographs people passing through the visitor or outside the room, stores the information and easily identifies the visitor, thereby enhancing the effect of crime prevention according to visitor identification.

In addition, the image photographed through the outside camera 122 is transmitted to the portable terminal 30 of the designated person through the router 20, so that it is possible to identify a person who is visiting from outside or a person passing through the outside.

The fisheye lens 123 is further provided in the outer camera 122 so as to maximize the photographing radius to photograph a wide range of areas.

The infrared lamp 124 is used to start outdoor lighting when the outside camera 122 is in a bad condition such as a night time or a foggy day, and obtain a clear shot image through the outside camera 122 . Of course, the present invention is not limited to the infrared lamp 124, and any means can be used as long as it is capable of capturing a clear image or acquiring an image through the outer camera 122 when the clock is not good.

The illuminance sensor 126 senses the illuminance of the outdoor and transmits a control signal to the infrared lamp 124 through the MPU 110 when the illuminance is below a predetermined range, .

The keypad unit 128 is disposed on the outdoor side and is a means for a visitor to enter a password for locking or unlocking the digital door lock 10. [ In this case, the keypad unit 128 is not limited to the input of the password through the key button, and includes any means that can release the locked state of the digital door lock 10. [ For example, means for unlocking the digital door lock 10 such as iris recognition or fingerprint recognition.

The digital door lock 10 includes an inner camera 132 for photographing the room, a temperature sensor 134 for measuring the temperature of the room, a gas sensor 135 for detecting gas leakage in the room, An infrared sensor 136 for detecting the operation state in the room, and a timer 137 for counting time.

The inside camera 132 photographs the inside of the room and allows the user who owns the portable terminal 30 to check the indoor condition. In other words, the image captured by the inner camera 132 can be checked in real time through the portable terminal 30, and the effect of crime through arbitrary intruder identification and the state of people who need care such as the elderly or the disabled And the effect of disaster prevention that can respond immediately to dangerous situations such as fire. In this case, it is preferable that an image photographed through the inner camera 132 is displayed according to a selection of a user carrying the portable terminal 30.

Further, the inside camera 132 is further provided with a fish-eye lens 133 so as to photograph a wide range of areas.

In addition, the inner camera 132 may include illumination means for illuminating a clear image when the clock is defective. Of course, it may be omitted in some cases, and the illumination means may be any means used as a lighting means of a camera such as an infrared lamp or an LED.

The temperature sensor 134 is a means for measuring the temperature of the room. In addition, the temperature measured through the temperature sensor 134 is transmitted to the MPU 110, and the MPU 110 recognizes the occurrence of a fire when the transmitted room temperature is equal to or higher than the set room temperature.

Then, the MPU 110 immediately releases the locked state of the digital door lock 10 when it is recognized that a fire has occurred through the temperature sensor 134. [ This is because, when a fire occurs, dangerous things happen that people can not disengage the digital door lock (10) indoors, and in addition, there is a need for firefighters to break the doors in order to suppress the indoor fire, It is to solve the problem of losing the golden time for.

The gas sensor 135 is a means for detecting a gas leak in a room. This generates a sensing signal for the leakage of gas that occurs during the use of a gas such as a gas stove.

In addition, the sensing signal generated through the gas sensor 135 is transmitted to the MPU 110, and the MPU 110 releases the lock of the digital door lock 10 by recognizing the gas leakage.

When the indoor temperature or the gas leakage signal generated through the temperature sensor 134 or the gas sensor 135 is transmitted to the MPU 110, the MPU 110 transmits a warning signal to the portable terminal 30, And transmits the image photographed through the camera 132.

In this case, when the user of the portable terminal 30 checks the image to be sent and judges that there is no abnormality, a lock signal is transmitted to the MPU 110 through the portable terminal 30, The digital door lock 10 unlocked by the leakage signal is switched to the locked state so that the effect of crime prevention or disaster prevention is maintained.

The infrared sensor 136 designates a certain range of the room and generates an abnormal signal if an object or the like is not detected in the designated range. When an abnormal signal is generated through the infrared sensor 136, the signal is transmitted to the MPU 110, and the abnormal signal is transmitted to the portable terminal 30. In this case, an image photographed through the inner camera 132 is transmitted to allow a remote user to easily check the indoor status and promptly and positively relieving the user.

The timer 137 counts the time and transmits an abnormal signal to the MPU 110 if a detection signal is not generated through the infrared sensor 136 even after a predetermined time elapses.

The digital door lock 10 includes a power supply unit 142, a memory unit 144, an image storage unit 146, and a transceiver unit 148.

The power supply unit 142 is a means for supplying power to the digital door lock 10.

The memory unit 144 is a means for storing data necessary for the operation of the digital door lock 10.

The image storage unit 146 is a means for storing an image photographed through the outer or inner camera 122 (132). Also, it is preferable that the image data stored in the image storage unit 146 is continuously stored over a predetermined time or period.

In addition, it is preferable that the image data stored in the image storage unit 146 is automatically uploaded to the virtual storage space 147. That is, the image data stored in the image storage unit 146 may be transferred to and stored in the virtual storage space 147 after a predetermined period of time, so that the image data captured through the outer or inner camera 122 (132) Increase the storage time.

In addition, the virtual storage space 147 preferably uses a virtual storage space such as a web hard or a cloud. Of course, the present invention is not limited thereto, and any means can be used as long as it can store image data photographed through the outer or inner camera 122 (132) for a certain period of time.

The transceiver unit 148 is a means for enabling transmission and reception of radio waves between the MPU 110 and the router 20. [

The router 20 is a means for relaying the communication between the MPU 110 and the portable terminal 30 of the digital door lock 10 to facilitate transmission and reception of radio waves. In this case, either the router 20 or the transmitting / receiving unit 148 of the MPU 110 may be used.

The portable terminal 30 collectively refers to wireless terminals carried by users and receives images or dangerous or threatening signals transmitted through the MPU 110 of the digital door lock 10 to promptly and immediately cope with them .

Also, the portable terminal 30 preferably includes a smart phone or a PDA.

The operation status of the digital door lock system capable of indoor and outdoor monitoring as described above will be described below.

First, the general use is to unlock the digital door lock 10 by inputting the password through the keypad unit 128 outdoors.

In this case, when the input of the key button through the keypad unit 128 is detected, the image data photographed through the outside camera 122 of the digital door lock 10 is transmitted to the portable terminal 30. [ Accordingly, the image of the image photographed by the outside camera 122 is checked not only through the keypad unit 128 but also through the portable terminal 30, and then controls the digital door lock 10 to be unlocked selectively, Function to perform the function.

That is, only when the primary signal according to the input of the password through the keypad unit 128 and the secondary signal according to the input of the selective signal of the portable terminal 30 through the image confirmation are both satisfied, the lock of the digital door lock 10 So that the security function is strengthened.

When the illuminance of the outdoor is sensed through the illuminance sensor 126 and the sensed illuminance value is lower than the illuminance value set in the MPU 110, it is determined that the nighttime or the clock is bad, and the infrared lamp 124 So that the image obtained through the outer camera 122 is sharpened.

If the room temperature exceeds the room temperature value set in the MPU 110 through the temperature sensor 134, the MPU 110 recognizes that the fire has occurred and transmits the fire signal to the portable terminal 30 through the inside camera 132 So that the user can easily grasp the indoor situation.

In this case, the MPU 110 forces the digital door lock 10 to be unlocked.

If it is confirmed through the image transmitted to the portable terminal 30 that the fire is not substantially caused due to the temperature sensor 134 or other reasons, the user can access the unlocked digital door lock (10).

When any gas leakage occurs through the gas sensor 135, the MPU 110 releases the lock of the digital door lock 10 and transmits the indoor photographing image to the portable terminal 30.

In this case, as described above, the unlocked digital door lock 10 is locked if no gas leakage occurs through the image transmitted to the portable terminal 30.

If a detection signal is not generated for a predetermined period of time through the infrared sensor 136, the abnormal signal is transmitted to the MPU 110. When the abnormal signal is received, the captured image of the room is transmitted to the mobile terminal 30, Indicate the indoor situation.

In this case, when a sensing signal is generated through the infrared sensor 136, the timer 137 operates in a returning manner in which the count returns to the first time. When the counting time of the timer 137 elapses, .

In addition, it is preferable that the infrared sensor 136 is capable of ON / OFF of the user. This prevents an abnormal signal from being generated in the infrared sensor 136 due to a long time of leaving on a predetermined schedule such as long-term business trip or training.

Meanwhile, the image data photographed through the outer and inner cameras 122 and 132 is stored in the image storage unit 146 or the virtual storage space 147 for a predetermined period of time. This is to increase the effectiveness of crime prevention to identify any external intruders.

The above description is only one embodiment for implementing a digital door lock system capable of indoor and outdoor monitoring, and the present invention is not limited to the above embodiment. It will be understood by those skilled in the art that various changes may be made without departing from the spirit of the invention.

10: Digital Door Lock 110: MPU
122: outer camera 123: fisheye lens
124: Infrared lamp 126: Illumination sensor
128: keypad unit 132: inner camera
133: Fish eye lens 134: Temperature sensor
135: Gas sensor 136: Infrared sensor
137: Timer 142: Power source
144: memory unit 146: image storage unit
147: virtual storage space 148: transmitting /
20: router 30: portable terminal

Claims (5)

A digital door lock which comprises a keypad unit on the outdoor side and a dead bolt on the indoor side and supplies power to the inside of the main body at all times and includes an MPU, a router for transmitting / receiving wirelessly with the MPU, And a portable terminal for transmitting / receiving data to / from the portable terminal,
The digital door lock (10) is provided with an outside camera (122) for photographing the outside;
An inner camera 132 for photographing the room;
A temperature sensor 134 for measuring the indoor temperature and transmitting the detected indoor temperature to the MPU 110 and generating a fire occurrence signal when the indoor temperature is higher than the set temperature set in the MPU 110;
A gas sensor 135 for detecting whether a gas leakage has occurred in the room and generating a gas leakage occurrence signal in the MPU 110 when a gas leakage detection signal is generated;
An infrared sensor 136 for generating an abnormal signal in the MPU 110 if a sensing signal is not generated until a predetermined time elapses in a predetermined area of the room; And
And an image storage unit (146) for storing image images photographed through the outer and inner cameras (122) and (132);
The digital door lock (10) is provided with an illuminance detection sensor (126) for detecting outdoor illuminance and controlling the infrared lamp (124) to start illumination;
A timer for counting the time in a returning manner of returning to the initial state when the detection signal is generated through the infrared sensor 136 and controlling the generation of an abnormal signal when the detection signal of the infrared sensor 136 is not detected for a predetermined time, (137);
So that image data photographed through the outside and inside cameras 122 and 132 are stored in a designated virtual storage space 147;
Each of the outer and inner cameras 122 and 132 includes a fisheye lens 123 (133) for enlarging the photographing range;
And forcibly releasing the locking state of the digital door lock (10) so that an emergency can be promptly processed when an abnormal signal is transmitted to the MPU (110);
When the lock of the digital door lock 10 is forcibly released through the MPU 110, an image photographed through the inner and outer cameras 132 and 122 is transmitted to the portable terminal 30 and is checked Locks the digital door lock (10) unlocked if it is judged that it is not an emergency situation;
Wherein said door lock system comprises: delete delete delete delete

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