KR100633023B1 - Method and device for fire alarm service using cable broadcasting network and sensor network - Google Patents

Abstract

The present invention includes a plurality of sensor networks for relaying sensing data obtained from each sensor node, including a plurality of sensor nodes for monitoring a fire occurrence, and receiving and processing cable broadcast signals and corresponding sensor networks among the plurality of sensor networks. A plurality of set top boxes for generating a fire occurrence signal and analyzing the sensed data relayed from the plurality of set top boxes and relaying the cable broadcasting signals to the plurality of set top boxes, and the fire occurrence signals through the plurality of set top boxes. And a cable broadcasting network for receiving the relay and receiving the fire occurrence signal relayed through the cable broadcasting network, generating a fire alarm, and transmitting the fire alarm to the plurality of set-top boxes through the cable broadcasting network. Sensor network and caching included It relates to a fire alarm system using the network block.

According to the present invention, when the fire occurs through each node of the sensor network, the apartment complex residents can be notified quickly of the fire through the TV screen through the set-top box disposed in the home, and also through the cable broadcasting network apartment management room Fire notifications can be promptly sent to each other, and the cable broadcasting network can be automatically broadcast to each home in the apartment complex, and the fire can be quickly and automatically transmitted through wired or wireless networks to related organizations such as fire departments. It is possible to implement an efficient fire alarm system at low cost through the set-top box and the cable broadcasting network so as to be notified.

Sensor nodes, sensor networks, fire alarms, cable broadcast networks, set-top boxes,

Description

Fire alarm system and method using sensor network and cable broadcasting network {METHOD AND DEVICE FOR FIRE ALARM SERVICE USING CABLE BROADCASTING NETWORK AND SENSOR NETWORK}

1 is a block diagram of a fire alarm system according to the prior art.

2 is a block diagram of a fire alarm system using a sensor network and a cable broadcasting network according to the present invention.

3 is a block diagram of a set-top box in a fire alarm system using a sensor network and a cable broadcasting network according to the present invention.

Figure 4 is a block diagram of a fire alarm device in a fire alarm system using a sensor network and a cable broadcasting network according to the present invention.

5 is a flowchart illustrating a fire alarm method using a sensor network and a cable broadcasting network according to the present invention.

<Description of the symbols for the main parts of the drawings>

110: monitoring means 115a: fire detection sensor

115b: surveillance camera 120: sprinkler

125: alarm device 130: supervisory control means

140: client computer 145: wireless communication means

150: fire monitoring server system 155: wireless communication means

160: database server 170: firefighting disaster prevention headquarters

180: local fire department 190: manager / monitoring officer

210: sensor network 215: sensor node

230: set-top box 240: cable broadcasting network

250: fire alarm device 310: sensor node interface unit

320: detection data analysis unit

330: fire generation signal generation and alarm screen generation unit

340: TV control unit 350: cable interface unit

410: cable broadcasting network interface unit

420: fire generation signal receiving unit 430: fire alarm generating unit

440: fire alarm transmitter

The present invention relates to a fire alarm system and method using a sensor network and a cable broadcasting network, and more specifically, to recognize a fire occurrence through each node of the sensor network to the residents of the apartment complex through the set-top box disposed in the home Through the cable network, you can quickly notify the apartment management office of the fire, and through the cable network, you can automatically broadcast the fire to each household in the apartment complex. In addition, the sensor network and cable broadcasting network can be implemented to implement an effective fire alarm system at low cost through the set-top box and cable broadcasting network so that relevant organizations such as fire departments can be notified quickly and automatically of fire occurrence through wired and wireless networks. Fire alarm system and method.

Fires in the home can be minimized if the fire is recognized early and appropriate action is taken. In order to prevent such a fire, various types of fire detection and fire occurrence notification services have been developed, and in particular, a technology for alarming using a TV has been developed in order to effectively alarm in a home.

 For example, Patent Application No. 10-1983-0000011, entitled “Alarm Device”, filed on January 4, 1983 by Rinnai Co., Ltd., and issued on December 7, 1988, discloses gas leaks and fires. Disclosed are a sensor for detecting a sensor and a circuit for discriminating an output of the sensor and generating a detection signal according to the type of the output, and an alarm device for displaying the occurrence location of the fire and the like on the TV receiver according to the detection signal. .

However, the patent application No. 10-1983-0000011 can be detected only in the case of a fire that occurs in the home, and also has the disadvantage that it can detect only a specific point where the sensor is installed in the home. have. In addition, the installation of these sensors should be connected to the alarm system by wire, so consideration should be given to the arrangement and wiring of the sensors at the same time as the construction of the house. In addition, such a conventional disaster prevention solution has a low efficiency compared to the investment cost for the disaster prevention infrastructure, and also has a disadvantage that the cost is expensive when applied to many existing built houses.

In recent years, with the spread of the Internet network, there is an increasing number of cases that include the use of the Internet network to notify the relevant organizations such as fire departments.

For example, Patent Application No. 10-2003-0023291, entitled "Remotely Integrated Automatic Monitoring System for Building Fire Prevention," filed April 14, 2003 and published October 20, 2004 by Far East Network. The call discloses this approach.

1 is a block diagram of a fire alarm system disclosed in the patent application No. 10-2003-0023291.

Surveillance means 110 is a fire detection sensor (115a) or a surveillance camera (115b) and the like installed on each element in the building that can detect a fire or emergency.

The sprinkler 120 or the alarm device 125 is a device for extinguishing or generating an alarm when a fire occurs.

The monitoring control means 130 grasps the state of each monitoring means 110, analyzes the occurrence of the emergency state, and controls the alarm or follow-up in case of emergency.

The client computer 140 collects the data and the status information from the monitoring control means 130 and transmits the real-time online to the host system along with the detailed information according to the fire monitoring.

The wireless communication means 145 receives the fire occurrence from the client computer 140 and notifies the fire monitoring server system 150 through the wireless communication network, and the interface is made through the wireless communication means 155.

 The fire monitoring server system 150 receives fire monitoring and status information from the client computer 140 for fire monitoring control through an online communication network in real time and analyzes detailed information on the location and status of the fire prevention disaster prevention headquarters 170. And the local fire department 180, the manager of the site, and the manager 190 registered in advance.

The database server 160 is connected to the fire monitoring server system 150 and manages the location information of the fire monitoring area and the detailed information of the building, the location information of each fire station, and the fire monitoring history of each building, which are managed by the client computer 140. Register and manage the database as a database.

However, such a fire prevention solution through the internet network should also be connected to a sensing device such as a sensor through a separate wired network, and a separate device should be added to an alarm method for efficiently informing the occurrence of a fire. The disadvantage is the high cost.

Therefore, there is an increasing need for a method for efficiently preparing for a fire, notifying a fire quickly, and automatically notifying related agencies such as a fire station without using a conventional expensive disaster prevention solution.

An object of the present invention is to recognize when a fire occurs through each node of the sensor network to notify residents of the apartment complex quickly through the TV screen through the set-top box disposed in the home, and also to the apartment management office through the cable broadcasting network Fire notifications can be made promptly, and the cable broadcasting network can be automatically broadcast to each home in the apartment complex, and related organizations such as fire departments can be quickly and automatically detected through wired or wireless networks. The present invention provides a fire alarm system and method using a sensor network and a cable broadcast network that can implement a low cost and efficient fire alarm system through a set-top box and a cable broadcast network.

In order to achieve the above technical problem, the present invention includes a plurality of sensor networks for relaying the sensing data obtained from each sensor node, including a plurality of sensor nodes for monitoring the fire occurrence, and receives and processes the cable broadcast signal A plurality of set-top boxes for generating a fire occurrence signal and analyzing the sensed data relayed from corresponding sensor networks among the sensor networks, and relaying the cable broadcast signals to the plurality of set-top boxes, A cable broadcasting network receiving the fire occurrence signal through a set top box and relaying the signal, and generating the fire alarm by receiving the fire occurrence signal relayed through the cable broadcasting network, and generating the fire alarm through the cable broadcasting network. Fire alarm sending to box It provides a fire alarm system using a sensor network and a cable network that includes the value.

In the fire alarm system using a sensor network and a cable broadcasting network according to the present invention, each of the plurality of set-top box, the sensor node interface unit for receiving the detection data from each of the plurality of sensor nodes included in the corresponding sensor network; A detection data analysis unit for determining whether a fire has occurred by analyzing the detection data received from the sensor node interface, and generating the fire occurrence signal when the detection data analysis unit determines that a fire has occurred, and generating the fire occurrence signal When the fire alarm is received from the fire alarm device, a fire generation signal generation and alarm screen generation unit generating a fire occurrence alarm screen, and the fire occurrence signal generated by the fire generation signal generation and alarm screen generation unit are connected to the cable. Reminding through the broadcasting network A cable interface unit which transmits to the fire alarm device and receives the fire alarm from the fire alarm device and transmits the fire alarm to the fire generation signal generation and alarm screen generation unit; and the fire generation generated by the fire generation signal generation and alarm screen generation unit. It is preferable to include a TV control unit for receiving the alarm screen and transmitting the video and audio signals to the corresponding TV display device.

In addition, in the fire alarm system using a sensor network and a cable broadcasting network according to the present invention, the TV control unit stops the existing displayed screen when the corresponding TV display device is in operation when transmitting the fire occurrence alarm screen and the fire occurrence alarm It is desirable to transmit the screen to the TV display device.

In addition, in a fire alarm system using a sensor network and a cable broadcasting network according to the present invention, the TV control unit forcibly turns on the power of the TV display device when the corresponding TV display device is not operating when the fire occurrence alarm screen is transmitted. It is preferable to turn on and transmit the fire occurrence alarm screen to the TV display device.

In addition, in the fire alarm system using a sensor network and a cable broadcasting network according to the present invention, the fire generation signal generation and alarm screen generation unit of the sensor node that transmitted the detection data based on the fire occurrence signal when generating the fire occurrence signal It is preferable to generate the fire alarm screen by analyzing the location and displaying the location of the fire.

In addition, in the fire alarm system using the sensor network and cable broadcasting network according to the present invention, the fire generation signal generation and alarm screen generation unit when the fire alarm is received by reading the fire occurrence position indication data contained in the fire alarm occurred It is preferable to generate the fire alarm screen by displaying the location.

In the fire alarm system using a sensor network and a cable broadcasting network according to the present invention, the sensor network communicates with the plurality of sensor nodes through a wireless transmission method and relays the sensed data to the set-top box through a wireless transmission method. It is preferable.

In the fire alarm system using a sensor network and a cable broadcasting network according to the present invention, the sensor node interface unit preferably includes the same sensor node as each sensor node included in the sensor network.

In addition, in the fire alarm system using a sensor network and a cable broadcasting network according to the present invention, the fire alarm device is a cable broadcasting network interface unit for transmitting or receiving a signal through the cable broadcasting network, and the fire occurs through the cable broadcasting network interface unit A fire alarm signal receiving unit receiving a signal, a fire alarm generating unit generating a fire alarm based on the fire occurrence signal received through the fire generating signal receiving unit, and a fire alarm signal generated by the fire alarm generating unit; It is preferable to include a fire alarm transmission unit for transmitting to the plurality of set-top boxes through a cable broadcasting network interface unit.

In addition, in the fire alarm system using a sensor network and a cable broadcasting network according to the present invention, it is preferable that the fire alarm transmitter automatically transmits the fire occurrence signal to an external organization such as a fire station through a wired or wireless communication network.

In addition, in the fire alarm system using a sensor network and a cable broadcasting network according to the present invention, the fire alarm generation unit, the sensor node of the sensor node that has transmitted the detection data based on the fire occurrence signal by reading the received fire occurrence signal It is preferable to generate the location including the location where the fire occurred when analyzing the location of the fire alarm.

In addition, in the fire alarm system using a sensor network and a cable broadcasting network according to the present invention, the cable broadcasting network, the out-of-band method of the open cable (OpenCable) standard using the out-of-band method to the set-top signal It is preferable to relay between the box and the fire alarm device.

In addition, in the fire alarm system using a sensor network and a cable broadcasting network according to the present invention, the cable broadcasting network, using the open cable standard DSG (DOCSIS Set-top box Gateway) method to transmit the fire occurrence signal to the set-top box and the It is desirable to relay between fire alarm devices.

In addition, the present invention is a fire alarm method using a cable network to relay the sensor network and cable broadcast signal disposed in the premises, receiving the detection data from each sensor node included in the sensor network, and analyzes the received data Determining whether a fire has occurred, generating a fire alarm screen if it is determined that the fire has occurred, displaying a generated fire alarm screen, and generating a fire signal if it is determined that the fire has occurred. It provides a fire alarm method using a sensor network and a cable broadcasting network comprising the step of transmitting to the fire occurrence alarm device through the cable broadcasting network.

In the fire alarm method using the sensor network and the cable broadcasting network according to the present invention, the step of generating a fire alarm screen when it is determined that the fire occurred, the step of receiving a fire occurrence signal from the fire occurrence alarm device through the cable broadcasting network And, it is preferable to further include the step of generating a fire alarm screen.

In addition, in the fire alarm method using the sensor network and the cable broadcasting network according to the present invention, the step of generating a fire alarm screen when it is determined that the fire occurs, the position of the sensor node that transmitted the detection data to determine that the fire occurred It is preferable to include the step of generating a fire occurrence alarm screen by analyzing the location of the fire occurred.

In addition, in the fire alarm method using a sensor network and a cable broadcasting network according to the present invention, the step of displaying the generated fire alarm screen, the existing screen when the TV display device to display the fire alarm screen is in operation And stopping the display and displaying the fire alarm screen on the TV display device.

In addition, in the fire alarm method using a sensor network and a cable broadcasting network according to the present invention, displaying the generated fire alarm screen, the TV display device to display the fire alarm screen is not operating the TV Comprising the step of forcibly turning on the power of the display device (on) and displaying the fire alarm screen on the TV display device.

Hereinafter, a fire alarm system and method using a sensor network and a cable broadcasting network of the present invention will be described in more detail with reference to the accompanying drawings.

2 is a block diagram of a fire alarm system using a sensor network and a cable broadcasting network according to the present invention.

As shown, a fire alarm system using a sensor network and a cable broadcasting network according to the present invention includes a plurality of sensor networks 210A and 210B including a plurality of sensor nodes 215a to 215n and 215a 'to 215n', and a plurality of sensor networks. Set top boxes 230A to 230B, a cable broadcasting network 240, and a fire alarm device 250 are included.

Each of the sensor nodes 215a to 215n and 215a 'to 215n' is disposed at a location of a room or a living room in each home and collects data for detecting a fire. That is, the sensor collects temperature or light sensing data using sensors such as a temperature sensor and a light sensor. Each sensor node 215a through 215n and 215a 'through 215n' forms sensor networks 210A and 210B, respectively, via a wired or wireless network. Both wired and wireless connection methods may be used, but it may be desirable to form a sensor network using a wireless network standard such as a wireless network, for example, a WPAN (Wireless Personal Area Network) due to the difficulty and cost of installation.

Each of the plurality of sensor networks 210A and 210B is connected to a corresponding set top box. That is, the sensor network 210A is connected to the set top box 230A, and the sensor network 210B is connected to the set top box 230B. Although the sensor networks 210A and 210B and the set-top boxes 230A and 230B are shown for the sake of simplicity, the number of the sensor networks and the set-top boxes correspond to the number of set-top boxes subscribed to the cable broadcasting network in the complex, for example. .

3 is a block diagram of a set-top box in a fire alarm system using a sensor network and a cable broadcasting network according to the present invention.

As illustrated, the set-top box 230 includes a sensor node interface 310, a sensing data analyzer 320, a fire generation signal generation and alarm screen generator 330, a TV controller 340, and a cable interface. The unit 350 is included. The set top box 230 is preferably a set top box that supports an open cable (OpenCable) standard, but may be used in the case of a set top box according to a conventional standard. In addition, when the open cable standard is supported, an out-of-band scheme or a DOCSIS set-top box gateway (DSG) scheme may be supported for uplink data transmission. Although the set-top box 230 includes components for cable TV broadcasting, detailed descriptions of these components are omitted since they are not related to the characteristics of the fire alarm system using the sensor network and the cable broadcasting network according to the present invention. .

The sensor node interface 310 receives sensing data from each of the plurality of sensor nodes included in the sensor network connected to the corresponding set-top box. The sensor node interface 310 may communicate with each sensor node including the same sensor node as each sensor node included in the sensor network. The sensor node interface 310 periodically communicates with each of the plurality of sensor nodes to collect sensing data.

The sensing data analyzer 320 analyzes the sensing data received from the sensor node interface 310 to determine whether a fire has occurred. The sensed data may be, for example, numerical data such as light, temperature, and smoke collected at each sensor node. Determination of fire occurrence may be determined as the occurrence of fire, for example, when the temperature is above a certain temperature or when smoke occurs above a certain value.

The fire generation signal generation and alarm screen generation unit 330 generates a fire occurrence signal based on the generated fire occurrence signal when it is determined that the fire detection signal is detected by the detection data analyzer 320, and generates a fire occurrence signal in the cable broadcasting network. It transmits to the fire alarm apparatus 250 via the 240. In addition, a fire alarm screen is generated even when a fire alarm is received from the fire alarm device 250.

The fire occurrence alarm screen may include, for example, an alarm sound for notifying a fire occurrence and a screen for notifying a fire occurrence position. For example, if a fire occurs in a sensor node in a corresponding sensor network, that is, in a bedroom in a home, the location of a sensor node that transmits detection data based on the fire occurrence signal is generated when the fire occurrence signal is generated. Can be obtained by analyzing through ID.

The fire occurrence location thus identified may be configured to display the drawing in the home and the location where the fire occurred on the fire occurrence alarm screen.

Alternatively, when a fire occurs from outside and a fire alarm is received through the fire alarm device 250, the fire occurrence position indication data included in the fire alarm may be read when the fire alarm is received to determine the location of the fire. Even in this case, the fire occurrence alarm screen may be configured to display, for example, the corresponding motion drawing in the apartment complex and the location where the fire occurred.

The TV control unit 340 receives the fire occurrence alarm screen generated by the fire generation signal generation and alarm screen generation unit 330 and transmits the video and audio signals to the corresponding TV display device.

The corresponding TV display device is a device connected to the corresponding set-top box to display a broadcast signal transmitted through a cable broadcasting network, and includes an analog or digital TV or a computer including a TV receiving function and a computer connected to the set-top box. do. Such a TV display device can simply and effectively notify residents in a home that a fire has occurred. In other words, the volume can be maximized in the event of a fire to draw the attention of the occupants and to display a screen containing the fact that the fire occurred.

The TV control unit 340 determines whether the corresponding TV display device is in operation when the fire occurrence alarm screen is transmitted from the fire occurrence signal generation and alarm screen generation unit 330. If the corresponding TV display device displays the current screen, the existing screen is stopped and the fire alarm screen is transmitted to the TV display device for display.

In addition, when the corresponding TV display device is not operating, the power of the TV display device is forcibly turned on and the fire occurrence alarm screen is transmitted to the TV display device for display.

Therefore, if the set-top box is turned on, whether or not watching TV in the home, it is possible to receive information in real time about the occurrence of fire.

The cable interface unit 350 transmits the fire generation signal generated by the fire generation signal generator 330 to the fire alarm device 250 through the cable broadcasting network 240 and receives a fire alarm from the fire alarm device 250. Fire generation signal generation and alarm screen generation unit 330 is transmitted.

Since a fire occurs on any floor within the apartment, it poses a serious threat to all residents, such as the apartment, so that the cable interface unit 350 is a resident of the apartment complex (or the same resident of the apartment) using the same cable network 240. In order to provide them with information on which floor and how many fires occurred, a fire occurrence signal is transmitted to the fire alarm device 250 through the cable broadcasting network 240, and a fire alarm can be sent from the fire alarm device 250. To be received and displayed.

The cable broadcasting network 240 relays a signal transmission between the set top box 230 and the fire alarm device 250. When the set-top box 230 supports the open cable standard, the fire occurrence signal may be relayed by the out-of-band method or the DSG method. In addition, in the case of a general set-top box that does not support the open cable method, for example, a set-top box designed by an independent standard in each cable SO (system operator), the signal transmission method supported by the standard may be used.

4 is a block diagram of a fire alarm device in a fire alarm system using a sensor network and a cable broadcasting network according to the present invention. As shown, in the fire alarm system using the sensor network and the cable broadcasting network according to the present invention, the fire alarm device includes a cable broadcasting network interface unit 410, a fire occurrence signal receiving unit 420, a fire alarm generating unit 430 and And a fire alarm transmitter 440.

The cable broadcasting network interface unit 410 transmits or receives a signal through the cable broadcasting network 240. For example, a fire occurrence signal transmitted from the set top box may be received, and a fire alarm generated by the fire alarm device 250 may be transmitted to each set top box connected to the cable broadcasting network 240.

The fire occurrence signal receiver 420 receives a fire occurrence signal transmitted through the cable broadcast network interface 410.

The fire alarm generation unit 430 generates a fire alarm based on the fire occurrence signal received through the fire occurrence signal receiver 430. When the fire alarm generation unit 430 generates a fire alarm, a fire including a location where a fire occurs by reading a received fire occurrence signal and analyzing a position of a sensor node that transmits detection data based on the fire occurrence signal You can create an alarm. For example, a fire alarm can be generated, including how many rooms and where the current fire occurred.

The fire alarm transmitter 440 transmits the generated fire alarm signal to each set top box connected to the cable broadcast network 240 through the cable broadcast network interface 410.

In addition, the fire alarm transmitter 440 may automatically transmit a fire occurrence signal to an external organization such as a fire station through a wired or wireless communication network.

In other words, the fire can be started early by quickly and automatically notifying the outside organizations such as the fire department, police station, and apartment management office through the network such as Internet, telephone network, leased line, hot-line, and wireless telephone network. Allow it to evolve In addition, for households that do not have a cable network, intercoms in the apartments can be used to notify the fire.

5 is a flowchart illustrating a fire alarm method using a sensor network and a cable broadcasting network according to the present invention.

First, sensing data is received from each sensor node included in the sensor network (S110).

Each sensor node may be installed in each home in the apartment. The sensor node detects temperature or smoke from each sensor node and receives numerical data from the set top box.

Thereafter, the set-top box analyzes the data received from the sensor node to determine whether a fire has occurred (S120).

In this case, when it is determined that a fire has occurred, a fire occurrence alarm screen is generated (S130), and this is displayed on a display device such as a TV connected to the set-top box (S140).

Alternatively, when it is determined that a fire has occurred, the step of generating a fire alarm screen may include generating a fire in another home of the apartment, not in a home where the set top box is located, and detecting a fire occurrence signal by detecting the fire alarm in each set top box. In case of transmitting to the network, it can also respond. That is, when a fire occurrence signal is received from a fire occurrence alarm device through a cable broadcasting network, a fire occurrence alarm screen may be generated in response to the fire occurrence alarm screen, and the generated fire occurrence alarm screen is also displayed on a display device such as a TV connected to the set-top box. (S140).

In addition, a fire occurrence signal indicating whether a fire has occurred is transmitted to the fire alarm device through a cable broadcasting network connected to the set-top box (S150).

The fire alarm device may automatically transmit the received fire occurrence signal to a related agency such as a fire station or an apartment management station, and may also send a fire dispatch alarm to each home in the connected apartment through the same cable broadcasting network.

Although the configuration of the present invention has been described in detail, this is for illustrative purposes only, and the scope of protection of the present invention is not limited thereto, and the scope of protection of the present invention is defined through the description of the claims.

As described above, according to the present invention, when a fire occurs through each node of the sensor network, the residents of the apartment complex can quickly notify the fact of the fire through the TV screen through the set-top box disposed in the home, and also the cable broadcasting network. Fire notifications can be promptly sent to the apartment management office through the cable network, and the cable broadcasting network can be automatically broadcast to each household in the apartment complex. In order to be notified of the occurrence of a fire, an efficient fire alarm system can be implemented at low cost through a set-top box and a cable broadcasting network.

Claims (18)

A plurality of sensor networks for relaying detection data obtained from each sensor node, including a plurality of sensor nodes for monitoring a fire occurrence; A plurality of set-top boxes that receive and process cable broadcast signals and analyze fire detection data relayed from corresponding sensor networks among the plurality of sensor networks and generate a fire occurrence signal when it is determined that a fire has occurred; A cable broadcasting network for relaying the cable broadcasting signal to the plurality of set top boxes and receiving the fire occurrence signal through the plurality of set top boxes; A fire alarm device for generating a fire alarm by receiving the fire occurrence signal relayed through the cable broadcasting network and transmitting the fire alarm to the plurality of set-top boxes through the cable broadcasting network. Fire alarm system using a sensor network and cable broadcasting network comprising a. The method of claim 1, Each of the plurality of set top boxes, A sensor node interface unit configured to receive sensing data from each of a plurality of sensor nodes included in the corresponding sensor network; A detection data analysis unit which analyzes the detection data received by the sensor node interface to determine whether a fire has occurred; Generating a fire signal when the fire detection signal is generated by the detection data analyzer and generating a fire alarm signal when the fire signal is generated or when the fire alarm is received from the fire alarm device; Alarm screen generation unit, The fire generation signal generated by the fire generation signal and alarm screen generating unit transmits the fire occurrence signal to the fire alarm device through the cable broadcasting network and receives the fire alarm from the fire alarm device to generate the fire occurrence signal and alarm screen Cable interface part to transmit to negative, TV control unit which receives the fire occurrence alarm screen generated by the fire generation signal generation and alarm screen generation unit and transmits the video and audio signals to the corresponding TV display device. Fire alarm system using a sensor network and cable broadcasting network. The method of claim 2, When the corresponding TV display device is in operation, the TV control unit stops the existing displayed screen and transmits the fire occurrence alarm screen to the TV display device when the corresponding TV display device is in operation. Fire alarm system. The method of claim 2, The TV controller is configured to forcibly turn on the power of the TV display device when the corresponding TV display device is not operating when the fire occurrence alarm screen is transmitted, and transmit the fire occurrence alarm screen to the TV display device. Fire alarm system using a sensor network and cable broadcasting network. The method of claim 2, The fire generation signal generation and alarm screen generation unit generates the fire occurrence alarm screen by analyzing the position of the sensor node that transmitted the detection data based on the fire occurrence signal when generating the fire occurrence signal and displaying the location where the fire occurred. Fire alarm system using a sensor network and cable broadcasting network. The method of claim 2, The sensor generation signal and the alarm screen generating unit to generate the fire alarm screen by displaying the location of the fire by reading the fire occurrence position display data included in the fire alarm upon receiving the fire alarm sensor network and cable Fire alarm system using broadcasting network. The method of claim 1, And the sensor network communicates with the plurality of sensor nodes through a wireless transmission method and relays the sensed data to the set-top box through a wireless transmission method. The method of claim 2, And the sensor node interface unit includes the same sensor node as each sensor node included in the sensor network. The method of claim 1, The fire alarm device, A cable broadcasting network interface unit for transmitting or receiving a signal through the cable broadcasting network; A fire occurrence signal receiver configured to receive the fire occurrence signal through the cable broadcasting network interface; A fire alarm generator for generating a fire alarm based on the fire occurrence signal received through the fire occurrence signal receiver; A fire alarm transmitter for transmitting a fire alarm signal generated by the fire alarm generator to the plurality of set-top boxes through the cable broadcasting network interface unit. Fire alarm system using a sensor network and cable broadcasting network. The method of claim 8, The fire alarm transmission unit is a fire alarm system using a sensor network and a cable broadcasting network that automatically transmits the fire occurrence signal to an external organization such as a fire station through a wired or wireless communication network. The method of claim 8, The fire alarm generation unit reads the received fire occurrence signal and analyzes the position of the sensor node that transmitted the detection data based on the fire occurrence signal to generate the fire alarm including the location where the fire occurred. Alarm System Using In-Sensor Network and Cable Broadcast Network. The method of claim 1, The cable broadcasting network uses an out-of-band scheme of an open cable standard to relay the fire occurrence signal between the set top box and the fire alarm device using a sensor network and a cable broadcasting network. Fire alarm system. The method of claim 1, The cable broadcasting network uses an open cable standard DSG (DOCSIS Set-top box Gateway) method to relay the fire occurrence signal between the set-top box and the fire alarm device. . A fire alarm method using a cable broadcasting network for relaying sensor networks and cable broadcasting signals disposed in a premises, Receiving sensory data from each sensor node included in the sensor network; Analyzing the received data to determine whether a fire has occurred; Generating a fire alarm screen if it is determined that the fire has occurred; Displaying the generated fire alarm screen; Generating a fire occurrence signal and transmitting the generated fire signal to the fire occurrence alarm device through the cable broadcasting network Fire alarm method using a sensor network and cable broadcasting network comprising a. The method of claim 14, When it is determined that the fire has occurred generating the fire alarm screen, Receiving a fire occurrence signal from a fire occurrence alarm device through a cable broadcasting network; Steps to Create a Fire Outbreak Alarm Screen Fire alarm method using a sensor network and cable broadcasting network further comprising. The method of claim 14, When it is determined that the fire has occurred generating the fire alarm screen, And generating a fire alarm screen by analyzing a location of a sensor node that transmits the detection data determined to be the fire and displaying a location where a fire has occurred. The method according to claim 14 or 15, The displaying of the generated fire occurrence alarm screen may include stopping the existing displayed screen and displaying the fire occurrence alarm screen on the TV display device when the TV display device displaying the fire occurrence alarm screen is in operation. Fire alarm method using a sensor network and cable broadcasting network. The method according to claim 14 or 15, The displaying of the generated fire alarm screen may include forcibly turning on the power of the TV display device when the TV display device that is to display the fire alarm screen is not in operation and displaying the fire alarm screen. Fire display method using a sensor network and cable broadcasting network comprising the step of displaying on the TV display device.

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