KR20230102004A - Digital door lock system that can be monitored indoors and outdoors. - Google Patents

Abstract

The present invention relates to a digital door lock system capable of monitoring indoors and outdoors, and is capable of quickly and actively responding to dangerous or threatening situations by easily grasping outdoor and indoor situations through cameras configured outdoors and indoors. It has a purpose. To this end, the present invention consists of a keypad unit on the outdoor side, a dead bolt on the indoor side, a digital door lock comprising a power supply unit on the inside of the body and including an MPU, a router that wirelessly transmits and receives the MPU, and the router In the digital door lock system including a portable terminal that transmits and receives wirelessly, the digital door lock (10) includes an outside camera (122) for photographing the outdoors; an inside camera 132 for taking pictures of the interior; A temperature sensor 134 that measures the indoor temperature and transmits it to the MPU 110 to generate 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 there is a gas leak in the room and generating a gas leak signal in the MPU 110 when a gas leak detection signal is generated; An infrared sensor 136 for generating an abnormal signal in the MPU 110 when a detection signal is not generated until a certain time elapses in a certain area of the room; and an image storage unit 146 to store video images captured by the outer and inner cameras 122 and 132.

Description

Digital door lock system that can be monitored indoors and outdoors.}

The present invention relates to a digital door lock system capable of monitoring indoors and outdoors, and more particularly, by easily grasping outdoor and indoor situations through cameras configured outdoors and indoors, thereby quickly and actively responding to dangerous or threatening situations. It relates to a digital door lock system capable of monitoring indoors and outdoors.

In general, a method installed in major facilities such as banks, museums, hospitals, homes, offices, etc. The disaster prevention system employs a video monitoring method using surveillance cameras and a method of monitoring the situation by sensor operation using sensors. are doing

Recently, with the popularization of the Internet and smartphones, a technology for monitoring images with a smartphone by connecting a surveillance camera to the Internet has also been implemented. In addition, door locks, safes, and door control locking devices used in homes and offices are convenient, but do not have a monitoring function for method and disaster prevention.

How to use the above sensors Among disaster prevention systems, the technologically superior technology is wireless sensors for monitoring fire, gas, and crime prevention using wireless technology. Since this technology uses batteries, installation is convenient. Although this can be configured as a narrowband circuit that operates with low current consumption by utilizing the frequency used for specific small power communication, it is unsuitable for the use of video and audio wireless communication.

In addition, the method using the Internet The disaster prevention system is a system that utilizes video and Wi-Fi wireless technology with a built-in camera. It can monitor images from a remote location by linking with smartphones, which are currently widely available.

Here, Wi-Fi constitutes a broadband circuit for utilizing video and voice wireless communication, so it consumes a large amount of current, so it is an unsuitable wireless technology to use batteries. In addition, in the case of digital door locks and locking devices, which are currently common, a narrowband circuit that communicates with a wireless sensor is configured to operate with low current consumption, so batteries can be used.

Looking at the earlier filed patents, the 'crime prevention and disaster prevention system using a local area wireless communication network' of Korean Patent No. 582144 has a sensor unit composed of a number of sensors distributed in the home, and analyzes the detection signal detected by the sensor unit when the crime prevention and disaster prevention mode is set. After determining the emergency situation, combining the situation information including the emergency situation and the identification factor, the combined data is transmitted to other crime prevention and disaster prevention devices grouped through a wireless communication module, and from other crime prevention and disaster prevention devices in the same group. When an emergency situation detection signal is received, the received situation data determines the type of crime prevention and disaster prevention device and the occurrence state of the situation, and then generates an alarm signal suitable for the type of crime prevention and disaster prevention device and the occurrence state of the situation.

Republic of Korea Patent Publication No. 2007-643 'a security system combining a surveillance camera and an emergency bell device' connects the control cable of an emergency bell unit consisting of an emergency button and a warning light to a field control panel provided in the field to control a rotating camera, , The on-site control panel receives a predetermined signal from the rotary camera and the emergency bell unit and transmits it to the control module unit through the signal conversion unit, and when the emergency button of the emergency bell unit is operated, the warning light provided in the corresponding place is driven and its operation The signal is transmitted to the control module unit through the field control panel and the signal conversion unit, and the location is displayed on the monitor, while the control module unit receives video information from the rotary camera installed in the area where the emergency button was operated and displays and records it on the monitor. stored on media.

Korea Utility Model Publication No. 2009-6777 'Wireless network-based video crime prevention system' is based on a wireless network, and the situation information recognized from the main control device is transmitted to the control server of the control center, and the generated In a video security system interconnected so that control information is transmitted to the main control device, the communication between the control server of the control center and the main control device connected to the control server is based on the W-CDMA network, and is controlled by the main control device and the main control device. Communication with a plurality of control target devices including a wireless sensor and a wireless camera is provided with devices connected by the wireless communication technology of IEEE802.15.4 and the Zigbee protocol. Republic of Korea Patent Publication No. 2011-15962 'crime prevention and disaster prevention system using Bluetooth' includes a sensing means for detecting a thief intrusion, a gas leak, and a fire, and a home gateway for transmitting emergency information detected by the sensing means to the outside. In addition to delivering emergency situation information transmitted from the home gateway to residents, a mobile phone is provided that automatically dials at least one of the fire station, police station, and security office to deliver emergency situation information.

On the other hand, the trend of modern society is increasing the number of single women living alone due to the increase in unmarried women. This has been a frequent target of crime, and crimes continue to occur even now.

In addition, in order to check the case where an elderly person living alone collapses and does not move in the house, police or firefighting related personnel must periodically visit or check the current status frequently through wired and wireless. This requires a lot of manpower and maintenance costs.

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

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

As proposed to solve the above problems, an object of the present invention is to easily grasp outdoor and indoor situations through cameras configured outdoors and indoors, thereby enabling quick and active responses to dangerous or threatening situations. It is to provide a digital door lock system capable of monitoring indoors and outdoors.

Another object of the present invention is to provide a digital door lock system capable of monitoring indoors and outdoors maximizing the shooting range obtained through the camera by further configuring fisheye lenses to expand the shooting range for each of the outer and inner cameras.

The present invention for achieving the object of the present invention as described above, a keypad unit is configured on the outdoor side, a dead bolt is configured on the indoor side, and a digital door lock including an MPU and a power supply unit configured to supply power at all times to the inside of the main body , In the digital door lock system including a router for wirelessly transmitting and receiving with the MPU, and a portable terminal for wirelessly transmitting and receiving with the router, the digital door lock includes an outside camera for photographing the outdoors; An inside camera that takes pictures of the interior; a temperature sensor that measures the indoor temperature and transmits it to the MPU to generate a fire signal when the indoor temperature is higher than the set temperature set in the MPU; A gas sensor for detecting whether there is a gas leak in the room and generating a gas leak signal in the MPU when a gas leak detection signal is generated; An infrared sensor for generating an abnormal signal in the MPU when a detection signal is not generated until a certain time elapses in a certain area of the room; and an image storage unit configured to store video images captured by the outer and inner cameras.

In the present invention, the digital door lock preferably further includes an illuminance sensor for detecting outdoor illuminance and controlling the infrared lamp to illuminate.

In the present invention, in the digital door lock, when a detection signal is generated through the infrared sensor, time is counted in a return method to return to the initial state, so that an abnormal signal is generated when the detection signal of the infrared sensor is not detected for a certain period of time It is preferable to further include; a timer to control.

In the present invention, the digital door lock, image data taken through the outside and inside camera is updated to a designated virtual storage space; it is preferable to include so.

In the present invention, it is preferable that each of the outer and inner cameras further include a fish-eye lens to expand the shooting range.

According to the present invention, it is possible to easily grasp outdoor and indoor situations through cameras configured outdoors and indoors, so that it is possible to quickly and actively respond to dangerous or threatening situations.

In addition, by further configuring a fish-eye lens to expand the shooting range in each of the outer and inner cameras, there is an effect of maximizing the shooting range obtained through the camera.

1 is a block diagram of a digital door lock system according to the present invention.

Hereinafter, a preferred embodiment 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 built into the body of the digital door lock and controlling overall operations.

In addition, the digital door lock 10 includes an outside camera 122 for photographing outdoors, an infrared lamp 124 for lighting to facilitate photographing when visibility is poor, such as at night, and a sensor for detecting outdoor illumination. It includes an illuminance sensor 126 and a keypad unit 128 enabling input of a password.

The outside camera 122 photographs an outdoor area, photographs visitors or people passing by outdoors, and stores it to easily identify the visitor, thereby increasing the effectiveness of crime prevention according to visitor identification.

In addition, the video captured by the outside camera 122 is transmitted to the portable terminal 30 of a designated person through the sharing device 20, so that a visitor or a person passing by outdoors can be identified even from the outside.

In addition, a fish-eye lens 123 is further configured in the outer camera 122 to capture a wide range of areas by maximizing a recording radius.

The infrared lamp 124 starts outdoor lighting when the visibility is poor, such as at night or on a foggy day when shooting with the outside camera 122 to obtain a clear photographed image through the outside camera 122 . Of course, it is not limited to the infrared lamp 124, and any means for assisting in acquiring a clear image or image through the external camera 122 when visibility is poor can be used.

The illuminance sensor 126 detects the outdoor illuminance and sends a control signal to the infrared lamp 124 through the MPU 110 when it is below a certain range, thereby capturing a clear image through the external camera 122. make this possible

The keypad unit 128 is configured on the outdoor side and is a means for a visitor or the like to input a password to lock or unlock the digital door lock 10. In this case, the keypad unit 128 is not limited to inputting a password through a key button, and includes any means capable of unlocking the digital door lock 10. For example, means for unlocking the digital door lock 10 such as iris recognition or fingerprint recognition.

In addition, the digital door lock 10 includes an inside camera 132 for taking pictures of the inside, a temperature sensor 134 for measuring the temperature inside the room, and a gas sensor 135 for detecting leakage of gas in the room. , an infrared sensor 136 for detecting an operating state indoors, and a timer 137 for counting time. The inside camera 132 takes pictures of the inside of the room so that the user holding the portable terminal 30 can check the state of the inside. That is, by being able to check the image taken by the inner camera 132 in real time through the portable terminal 30, the effect of crime prevention through the identification of an arbitrary intruder and the state of people in need of care such as the elderly or the disabled There are effects of protection function that can take immediate action according to the situation, and effects of disaster prevention that can respond immediately to dangerous situations such as fire. In this case, it is preferable that the image captured through the inner camera 132 is displayed according to the selection of the user carrying the portable terminal 30 .

In addition, a fish-eye lens 133 is further configured in the inner camera 132 to enable imaging of a wide area.

In addition, the inner camera 132 may include a lighting means for lighting so that a clear image can be taken when visibility is poor. Of course, it can be omitted in some cases, and the lighting means can use any means used as a lighting means for a camera, such as an infrared lamp or an LED.

The temperature sensor 134 is a means for measuring indoor temperature. In addition, the temperature measured by the temperature sensor 134 is transmitted to the MPU 110, and the MPU 110 recognizes that a fire has occurred if the transmitted indoor temperature is higher than the set indoor temperature.

Subsequently, the MPU 110 immediately unlocks the digital door lock 10 when it is recognized as a fire through the temperature sensor 134 . This is because when a fire occurs, a dangerous thing occurs in which people cannot unlock the digital door lock 10 indoors embarrassedly, and firefighters have to break the door to extinguish an indoor fire outdoors. Losing golden time for solving problems.

The gas sensor 135 is a means for detecting a gas leak in the room. This generates a detection signal for gas leakage that occurs while using gas such as a gas stove.

In addition, the detection signal generated through the gas sensor 135 is transmitted to the MPU 110, and the MPU 110 unlocks the digital door lock 10 by recognizing a gas leak.

On the other hand, when the indoor temperature or gas leak signal generated through the temperature sensor 134 or the gas sensor 135 is transmitted to the MPU 110, the MPU 110 sends a warning signal to the portable terminal 30 or an internal An image captured by the camera 132 is transmitted.

In this case, the user of the portable terminal 30 checks the transmitted image and if it is determined that there is no abnormality, by transmitting a lock signal to the MPU 110 through the portable terminal 30, room temperature or gas The digital door lock 10 unlocked by the leak signal is converted into a locked state so that the effect of crime prevention or disaster prevention is maintained.

The infrared sensor 136 designates a certain range in the room and generates an abnormal signal when an object or the like is not detected within the specified range. In addition, when an abnormal signal is generated through the infrared sensor 136, it is transmitted to the MPU 110, which transmits the abnormal signal to the portable terminal 30. In this case, the video taken through the inside camera 132 is transmitted so that a remote user can easily check the indoor condition and provide prompt and active relief accordingly.

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

In addition, 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 required for operation of the digital door lock 10 .

The image storage unit 146 is a means for storing images captured by the outer or inner cameras 122 and 132. In addition, it is preferable that the image data stored in the image storage unit 146 is continuously stored in an overwrite method at 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, by configuring the image data stored in the image storage unit 146 to be transferred to and stored in the designated virtual storage space 147 after a certain period of time, the image data captured through the outer or inner camera 122, 132 Extend storage time.

In addition, it is preferable to use a virtual storage space such as a web hard or cloud as the virtual storage space 147 . Of course, the present invention is not limited thereto, and any means capable of storing image data photographed through the outer or inner cameras 122 and 132 for a certain period of time may be used.

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

The sharer 20 is a means for smooth transmission and reception of radio waves by relaying between the MPU 110 of the digital door lock 10 and the portable terminal 30 . In this case, only one of the transmission/reception unit 148 of the router 20 or the MPU 110 may be used.

The portable terminal 30 is a generic term for wireless terminals carried by users, and receives an image transmitted through the MPU 110 of the digital door lock 10 or a danger or threat signal, through which quick and immediate response is possible. It is a means to

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

Looking at the operating state of the digital door lock system capable of monitoring indoors and outdoors configured as above is as follows.

First, in general use, the digital door lock 10 is unlocked by inputting a password through the keypad unit 128 outdoors.

In this case, when an input of a key button through the keypad unit 128 is detected, image data photographed through the outside camera 122 of the digital door lock 10 is transmitted to the portable terminal 30 . Through this, after confirming the video image captured by the external camera 122 through the portable terminal 30 as well as the keypad unit 128, the lock state of the digital door lock 10 is selectively controlled to be unlocked, thereby providing double security. It can also be configured to perform functions.

That is, the digital door lock 10 is locked only when the first signal according to the input of the password through the keypad unit 128 and the second signal according to the input of the selective signal of the portable terminal 30 through image confirmation are satisfied. By releasing this, the security function is strengthened.

In addition, if the outdoor illuminance is sensed through the illuminance sensor 126 and the detected illuminance value is less than the illuminance value set in the MPU 110, it is determined that the nighttime or visibility is poor, and the infrared lamp 124 is used. By operating, the image acquired through the outer camera 122 is made clear.

On the other hand, when the indoor temperature exceeds the indoor temperature value set in the MPU 110 through the temperature sensor 134, the MPU 110 recognizes that a fire has occurred and takes pictures through the internal camera 132 of the portable terminal 30. The video is transmitted so that the user can easily grasp the indoor situation.

Also, in this case, the MPU 110 forcibly releases the locked state of the digital door lock 10.

If, due to the temperature sensor 134 or other reasons, it is confirmed through the image transmitted to the portable terminal 30 that the fire has not actually occurred, the user unlocks the digital door lock through the portable terminal 30. Lock (10).

In addition, when any gas leak occurs through the gas sensor 135, the MPU 110 unlocks the digital door lock 10 and transmits an indoor shot image to the portable terminal 30.

In this case, as described above, if gas leakage does not occur through the image transmitted to the portable terminal 30, the unlocked digital door lock 10 is locked.

In addition, if a detection signal is not generated for a certain period of time through the infrared sensor 136, an abnormal signal is transmitted to the MPU 110, and when the abnormal signal is received, an indoor image is transmitted to the portable terminal 30 to inform the user. Indicates indoor conditions.

In this case, when a detection signal is generated through the infrared sensor 136, the timer 137 operates in a return method in which the count returns to the beginning, and when the count time of the timer 137 elapses for a predetermined time, an abnormal signal is generated. It is desirable to do so.

In addition, it is preferable that the infrared sensor 136 be turned on/off by the user. This prevents the infrared sensor 136 from generating an abnormal signal due to long-term neglect according to a predetermined schedule, such as a long-term business trip or training.

Meanwhile, the image data photographed by the outer and inner cameras 122 and 132 are stored in the image storage unit 146 or the virtual storage space 147 for a certain period of time. This is to increase the effect of crime prevention to be able to identify arbitrary outside intruders. What has been described above is only one embodiment for implementing a digital door lock system capable of monitoring indoors and outdoors, and the present invention is not limited to the above embodiment. Those skilled in the art in the field belonging to the present invention will be able to understand that various modifications are possible without departing from the gist of the present invention.

10: digital door lock, 110: MPU
122: outside camera, 123: fisheye lens
124: infrared lamp, 126: illuminance sensor
128: keypad unit, 132: inner camera
133: fisheye lens, 134: temperature sensor
135: gas sensor, 136: infrared sensor
137: timer, 142: power unit
144: memory unit, 146: image storage unit
147: virtual storage space, 148: transmission and reception unit
20: router, 30: mobile terminal

Claims (1)

A keypad unit is configured on the outdoor side, a deadbolt is configured on the indoor side, and a digital door lock comprising a power supply unit that supplies power at all times to the inside of the main body and including an MPU, a router that transmits and receives wirelessly to and from the MPU, and a wireless router with the router In the digital door lock system including a portable terminal for transmitting and receiving, the digital door lock (10) includes an outside camera (122) for photographing the outdoors;
an inside camera 132 for taking pictures of the interior;
A temperature sensor 134 that measures the indoor temperature and transmits it to the MPU 110 to generate 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 there is a gas leak in the room and generating a gas leak signal in the MPU 110 when a gas leak detection signal is generated;
An infrared sensor 136 for generating an abnormal signal in the MPU 110 when a detection signal is not generated until a certain time elapses in a certain area of the room; and
It includes an image storage unit 146 to store video images captured through the outer and inner cameras 122 and 132;
The digital door lock 10 includes an illuminance sensor 126 that detects outdoor illuminance and controls the infrared lamp 124 to start lighting;
When a detection signal is generated through the infrared sensor 136, a timer that counts time in a return method to return to the initial state and generates an abnormal signal when the detection signal of the infrared sensor 136 is not detected for a certain period of time (137);
allowing the image data photographed through the outer and inner cameras 122 and 132 to be stored in a designated virtual storage space 147;
Each of the outer and inner cameras 122 and 132 includes a fisheye lens 123 and 133 to enlarge a photographing range;
When an abnormal signal is transmitted to the MPU 110, the lock state of the digital door lock 10 is forcibly released so that outsiders can easily enter and exit and the emergency situation can be quickly handled;
When the lock of the digital door lock 10 is forcibly released through the MPU 110, the images captured through the inner and outer cameras 132 and 122 are transmitted to the portable terminal 30, and confirmed by Forced locking of the unlocked digital door lock 10 when it is determined that there is no emergency;
A digital door lock system capable of monitoring indoors and outdoors, characterized in that to allow.

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