KR200380869Y1 - Home automation system with digital door lock - Google Patents

Abstract

In the digital door lock home automation system of the present invention, a digital door lock is installed at a door and a home server terminal device is installed in a house. However, the digital door lock and the home server terminal device perform home network wireless communication, and the digital door lock is a camera unit. And a doorbell button, a solar cell module, and a speakerphone unit, and converts solar energy collected by the solar panel of the solar cell module into photovoltaic cells and supplies them to the operating power of the digital door lock. When inputting, the subject is photographed by the camera unit and transmitted to the home server terminal device, and the home call channel is formed to allow the visitor to talk to the subscriber of the home server terminal device through the speakerphone unit, and to control the door opening by the password input and the home server terminal device. Open the door according to one of the door open controls.

Description

Digital Door Lock Home Automation System {HOME AUTOMATION SYSTEM WITH DIGITAL DOOR LOCK}

The present invention relates to a home automation system, and more particularly, to a digital door lock home automation system that combines a digital door lock and a door phone function with home automation.

Nowadays, most homes have door phones such as interphones or video phones, and door locks are selectively installed for convenience of door use. There are various kinds of door locks such as password input method, fingerprint recognition, iris recognition, voice recognition, etc. Until now, the digital door lock, which is a method in which a user inputs a password, has become the mainstream, and a combination method with other methods is also spreading.

However, since the digital door lock and the door phone are installed separately, there is an inefficient aspect in which the installation cost is increased as each is installed.

In addition, each home is installed separately because they are not interlocked with each other, so there were many inconveniences. For example, because the digital door lock only opens the door, when the visitor presses the doorbell, the person in the house must check the intercom or video phone to confirm or nurture it, and then go directly to the door and open the door. will be. In addition, the digital door lock only informs the battery door replacement time of the digital door lock, so when there is a long time to go out, there is an inconvenience of having to take measures from the outside when it is time to replace it.

Accordingly, an object of the present invention is to provide a digital door lock home automation system having the effect of installation and cost reduction by mounting the door phone function on the digital door lock.

Another object of the present invention is to provide a digital door lock home automation system that can eliminate the inconvenience of replacing the battery of the digital door lock.

Another object of the present invention is to provide a digital door lock home automation system equipped with a visitor video confirmation, a call function, and notification of a replacement time of a rechargeable battery in a home.

Another object of the present invention is to provide a digital door lock home automation system that enables the user to check the current state of the digital door lock door and remote control (remote visitor check and call function, remote door open, remote password change, remote battery replacement time notification function). To provide.

In accordance with the above object, the present invention, in the digital door lock home automation system, install a digital door lock at the door and a home server terminal device in the house, the home door wireless communication between the digital door lock and the home server terminal device The digital door lock is equipped with a camera unit, a doorbell button, a solar cell module, and a speaker phone unit, and supplies solar energy collected by the solar panel of the solar cell module to photovoltaic cells and supplies it to the operating power of the digital door lock. The control unit of the digital door lock photographs the subject with the camera unit when the button is pressed and transmits it to the home server terminal device, and establishes a home call channel so that the visitor talks with the subscriber of the home server terminal device through the speakerphone unit and enters the password. The door by one of the door open control and the door open control from the home server terminal device. It characterized in that the configuration've ever opened.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. It should be noted that the same elements in the figures are represented by the same numerals wherever possible. In addition, detailed descriptions of well-known functions and configurations that may unnecessarily obscure the subject matter of the present invention will be omitted.

1 is a block diagram of a digital door lock home automation system according to an embodiment of the present invention, a digital door lock 2 installed at an entrance door, a home server terminal device 4 installed at a home, and a home server terminal 4 ) And a user terminal 6 that communicates via wired or wireless. The user terminal 6 is, for example, an indoor fixed line telephone 6c connected in parallel to the trunk line of the home server terminal 4 or a subscriber wired telephone 6a connected to the home server terminal 4 via a public network 5. Or a mobile phone 6b connected to the home server terminal 4 through the public network 5 and the mobile communication network 7.

As shown in FIG. 1, the digital door lock 2 according to the embodiment of the present invention has a camera 10 and a doorbell button 16 provided therein to check a visitor image and a convenient doorbell location for a visitor. The solar panel 12 converts solar energy into electrical energy on the front part of the handle 11 of the digital door lock 2 in order to solve the existing inconvenience and inconvenience that the user has to replace the battery every 4-6 months. ) Is installed. The solar panel 12 is a part of the solar cell module for solar charging built in the digital door lock (2). In addition, a speaker phone unit 32 having a speaker SPK and a microphone MIC for an indoor door phone call with a visitor is provided at one side of the handle 11 of the digital door lock 2.

The digital door lock 2 also performs wireless communication with the home server terminal 4 and the IEEE (International Electrotechnical Commission) 802.15.4. IEEE 802.15.4 wireless communication is a protocol aiming at low power at low speed (data transmission rate: 20 kbps to 250 kbps) and is recognized as a communication technology most suitable for home network implementation.

FIG. 2 is a block diagram of the digital door lock 2 of FIG. 1.

Referring to FIG. 2, the digital door lock 2 according to the embodiment of the present invention includes a control unit 30 that controls overall control, a camera unit 10 for confirming visitor images, and a solar cell module for solar charging. (11) is provided. The solar cell module 11 is a rechargeable battery 14 that is a secondary battery, a solar panel 12 for converting the concentrated solar energy into electrical energy, and charging the electric energy obtained from the solar panel 12 with the rechargeable battery 14. It consists of a power charging unit 13 for. The power charged in the rechargeable battery 14 is used as the operating power of the digital door lock 2.

The digital door lock 2 also includes a doorbell button 14 for outputting key data corresponding to the doorbell button press of the visitor, and an RF unit 18 for performing wireless communication (IEEE 802.15.4) under the control of the control unit 30. ) And an RF antenna 20. In addition, the digital door lock 2 is provided with a voice cement memory 22 provided for convenience of the use of the digital door lock (2), a password input key input unit 24 is provided when the door is opened, the user There is also provided a password memory 26 for storing the password set by and a door open motor 28 which can open and close the door. In addition, a voice processing unit 29 for a voice call and a speaker phone unit 32 having a speaker SPK and a microphone MIC are included.

In addition, the digital door lock 2 according to the embodiment of the present invention performs the home network wireless communication of the IEEE 802.15.4 communication method with the home server terminal device (4).

 3 is a block diagram of the home server terminal 4 of FIG. 1 performing wireless communication with the digital door lock 2. The home server terminal device 4 is a terminal device in which a home server function and a video phone function are combined, and includes a large touch screen part 48 employing a wide LCD 42 and a touch screen pad (TSP) 44. Easy to use by user.

Referring to FIG. 3, the home server terminal 4 includes a large touch screen unit 48, a crime prevention input unit 50, a fire and gas detection unit 52, a key button unit 54, and a memory unit 68. do. The external communication unit 55 is a VoIP line connected to the Internet via an ADSL / VDSL modem and a trunk line interface 62 connected to a user terminal 6 such as a subscriber's wired telephone 6a or a home wired telephone 6c. And a communication unit 64, and other communication units 66 for communication interfaces such as power line communication, USB communication, RS-232C communication, and gateway communication.

The security input unit 50 may be connected to detectors such as a human body detector and a door open detector, and the fire and gas detector 52 performs gas valve opening and lock detection, gas leak detection or fire detection.

The home server terminal 4 of such a configuration performs fire detection, gas leak detection, intruder detection, door control, home gateway function, PLC home appliance control function, crime prevention / disaster prevention and dispatch guard function, visitor image checking function, etc. In particular, the RF wireless communication unit (IEEE 802.15.4) is mounted in accordance with an embodiment of the present invention performs the indoor control and monitoring function for the digital door lock (2) of FIG. In addition, remote control and monitoring to the remote site by the subscriber's wired terminal (6a) or mobile phone (6b) through the landline telephone (6c) or public network (5).

4 and 5 is a control flow chart according to an embodiment of the present invention.

Hereinafter, an operation according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

Conventional digital door lock has only a door opening function, but the digital door lock home automation system according to an embodiment of the present invention is equipped with a remote control function, a status checking function, and a solar charging function as well as existing functions of the digital door lock. In addition, in the conventional digital door lock, the battery door replacement time is notified by the digital door lock body. However, in the present invention, when the battery replacement time is reached, the home server terminal device 4 or the home server terminal device 4 is notified to the user terminal 6. It allows the user to prepare in advance.

First, referring to FIG. 4, when a person who knows the door lock password inputs the door lock password using the key input unit 24 of the digital door lock 2 installed at the door, the digital door lock 2 and the home server terminal 4 are shown in FIG. Perform steps 92 to 98 of 4.

When the door lock password is input through the key input unit 24 of the digital door lock 2 (step 92 of FIG. 4), the control unit 30 of the digital door lock 2 stores the input password in the password memory 26. The door lock release control is also performed in comparison with the password (step 99 in FIG. 4), but first, the camera unit 10 is activated to capture the visitor (step 94 in FIG. 4). Thereafter, the control unit 30 of the digital door lock 2 transmits the access control signal including the image information photographed by the camera unit 10 to the home server terminal device 4 installed in the home through a home network wireless communication method (FIG. Step 96 in step 4), the home server controller 40 of the home server terminal device 4 receives the beep sound and displays the captured image on the wide LCD 42 screen.

This control has the advantage of allowing the visitor to immediately see who is pressing the password and welcoming the person.

On the other hand, when the visitor who does not know the password presses the doorbell button 16 of the digital door lock 2 (step 100 of FIG. 4), the controller 30 of the digital door lock 2 activates the camera unit 10 to photograph the visitor. (Step 102 of FIG. 4). Thereafter, the control unit 30 of the digital door lock 2 transmits the visit signal including the image information photographed by the camera unit 10 to the home server terminal device 4 installed in the home in a home network wireless communication method (FIG. 4). In step 104, the home server control unit 40 of the home server terminal device 4 receives the doorbell sound and displays the captured image on the wide LCD 42 at the same time. In addition, after capturing the captured image and storing the captured still image in the memory unit 68, the process proceeds to step 110 of FIG. 4.

In step 110 of FIG. 4, the home server control unit 40 of the home server terminal 4 determines whether to set the out mode by checking a set flag of the memory unit 68. If not, a digital door lock 2 and an indoor call channel are formed (step 112 in FIG. 4), so that the visitor can make a call with the insider using the speakerphone unit 32 of the digital door lock 2.

The visitor can check the image of the visitor and input the door open. The door open input can be performed by using the remote control attached to the key button unit 54 or the home server terminal 4. When there is a door open input from the subscriber (step 114 in FIG. 4), the home server control unit 40 of the home server terminal 4 wirelessly transmits the door open control signal to the digital door lock 2 (FIG. 4). Step 116), the control unit 30 of the digital door lock 2 controls the door open motor 28 to be the door door open (step 118 of FIG. 4).

If the home server terminal device 4 is set to the outing mode in step 110 of FIG. 4, the home server control unit 40 transmits an outgoing message to the user terminal 6 registered in advance (120 in FIG. 4). step). If the user terminal 6 is a terminal capable of receiving a still image, the captured image may be transmitted together with the still image information captured after the camera is photographed. At the same time, the home server control unit 40 is now out and is taking a call right away, and transmits a voice cement signal containing the purpose of waiting for a while to the digital door lock 2. This allows the visitor to know the current situation.

When the user terminal 6 receives an incoming call, a remote call channel is formed between the digital door lock 2 having the visitor and the registrant's user terminal 6 via the home server terminal 4 to make a call between the two parties. 4 (step 124 of FIG. 4), the registrant may perform door door open remote control using the user terminal 6 as necessary.

Next, with reference to Figure 5 will be described in detail with the remote notification to inform the time to replace the rechargeable battery and the password change control at the remote location.

The digital door lock 2 according to the embodiment of the present invention has a merit that it is possible to perform solar charging on the rechargeable battery 14 of the solar cell module 11 by condensing with the solar panel 12 and thus does not require a separate battery. . However, when the charging performance of the rechargeable battery 14 is deteriorated and it is time to replace the rechargeable battery 14, it is notified to the home server terminal device 4 in advance or the user terminal 6 via the home server terminal device 4. You will be informed.

The controller 30 of the digital door lock 2 checks the voltage of the rechargeable battery 14 (step 130 of FIG. 5), and determines whether the rechargeable battery 14 needs to be replaced (step 132 of FIG. 5). If the rechargeable battery 14 needs to be replaced, the rechargeable battery replacement request message is transmitted to the home server terminal 4 in a home network wireless communication method (step 134 of FIG. 5).

 The home server control unit 40 of the home server terminal device 4 determines whether it is currently set to go out mode (step 136 of FIG. 5), and if it is not set to go out mode, the home server terminal device 4 sends a replacement battery message. Is displayed on the wide LCD 42 and provides a replacement message. The transmission cycle of the battery replacement request message is related to the urgency of the replacement of the battery.In the case where the initial battery replacement urgency is low, for example, the battery replacement request message is transmitted every few hours, but the battery voltage is not replaced. When dropped, the replacement urgency of the rechargeable battery gradually increases, and the transmission cycle of the rechargeable battery replacement message gradually decreases.

In step 136 of FIG. 5, the home server controller 40 of the home server terminal device 4 displays the rechargeable battery replacement message on the screen unit 42 of the home server terminal device 4. If it is determined that the rechargeable battery check voltage level is necessary for emergency replacement of the rechargeable battery (step 141 of FIG. 5), the emergency battery replacement request message is transmitted to the user terminal 6 that is now remote (step 142 of FIG. 5). Induce the user to purchase and bring the rechargeable battery 14 when returning home.

In the embodiment of the present invention, the user can change the password of the digital door lock (2) in the remote or home as needed. The password change control may be performed through the home server terminal device 4 or the user terminal 6 and is performed in the administrator mode.

When the password change request is made in the administrator mode using the user terminal 6 (step 150 of FIG. 5), the user terminal 6 transmits the password change message to the home server terminal 4. The home server terminal device 4 receives a password change request from the key button unit 54 or the touch screen pad 44 of the home server terminal device 4 or from the user terminal 6 (step 154 of FIG. 5). ), The password change message is transmitted to the digital door lock 2 through IEEE 802.15.4 home network wireless communication (step 156 of FIG. 5).

When the password change message is received, the controller 30 of the digital door lock 2 updates the password stored in the password memory 26 with the received new password (step 158 of FIG. 5), and then the home server terminal device 4. The update complete message is transmitted (step 160 of FIG. 5).

When the home server terminal 4 receives the password update completion message, the home server terminal 4 determines whether it is the password change request subject or the forwarder (step 162 of FIG. 5), and if it is the subject, the wide LCD ( 42) displays a password replacement complete message (step 164 of FIG. 5). If it is not the subject and the forwarder, the home server terminal 4 transmits the received password update completion message to the user terminal 6 (step 166 of FIG. 5), and the user terminal 6 accordingly sends a password replacement completion message. Displayed on the terminal display window (step 168 of FIG. 5).

As such, in the present invention, since the password of the door can be changed even at a remote location by interworking with the home server terminal device 4, a more reliable access control system can be constructed.

In addition, in the present invention, a remote user can perform remote operation stop for the digital door lock 2 using the user terminal 6 in the same manner as a remote control such as changing a password.

In the above description of the present invention, specific embodiments have been described, but various modifications may be made without departing from the scope of the present invention. Therefore, the scope of the present invention should not be determined by the described embodiments, but should be determined by the equivalent of utility model registration claims and utility model registration claims.

As described above, the present invention is effective in installation and cost reduction by installing the door phone function on the digital door lock, and can solve the inconvenience of the user due to the replacement of the battery used in the digital door lock. In addition, the present invention has the advantage of the user and visitor video confirmation, call function, door opening control, etc. in the home, and check the status and remote control of the digital door lock door at a remote location (remote visitor check and call function, remote door opening, Remote password change, remote rechargeable battery replacement notification function) is an advantage.

1 is a block diagram of a digital door lock home automation system according to an embodiment of the present invention,

2 is a block diagram of the digital door lock of FIG.

3 is a block diagram of the home server terminal of FIG. 1;

4 and 5 is a control flowchart according to an embodiment of the present invention.

Claims (3)

In the digital door lock home automation system, Install a digital door lock at the door and install a home server terminal device in the house, but perform a home network wireless communication between the digital door lock and the home server terminal device. The digital door lock, It is equipped with a camera, a doorbell button, a solar cell module, and a speakerphone unit. The solar energy collected by the solar panel of the solar cell module is photoelectrically converted into a rechargeable battery and supplied as an operating power of the digital door lock, and the control unit of the digital door lock. When the button is pressed, the subject is photographed by the camera unit and transmitted to the home server terminal device, and the home call channel is formed, and the visitor talks with the subscriber of the home server terminal device through the speaker phone unit, and controls the door opening and the home by entering a password. A digital door lock home automation system, characterized in that the door is opened in accordance with one of the door open control from the server terminal device. The digital door lock of claim 1, further comprising a user terminal connected to the home server terminal device in a wired or wireless manner, wherein the home door terminal apparatus checks the status and remotely controls the door of the digital door lock at a remote user terminal. Home Automation System. The home server terminal apparatus of claim 1 or 2, wherein the home server terminal apparatus includes an RF wireless communication unit for communicating with a digital door lock in an IEEE 802.15.4 home network wireless communication system, and the home server control unit of the home server terminal apparatus is a home network wireless terminal. When the door signal is transmitted by the doorbell button input from the digital door lock by the communication method, the doorbell sound is generated, the captured image taken by the camera unit is displayed on the touch screen, and the still image is captured by capturing the captured image. Digital door lock home automation system characterized by the storage box.