KR101138331B1 - A guide/commercial broadcast system make use of an radir communication auxiliary equipment and method thereof - Google Patents

Abstract

The present invention relates to a guide / advertisement system using a wireless communication assistant and a method thereof. The present invention is configured to transmit a voice signal including radio re-broadcasting, guidance and commercial broadcasting for radio communication auxiliary equipments used in case of fire and disaster, and to switch to emergency broadcast transmission in an emergency situation. Accordingly, the present invention provides an effect of increasing the utilization of expensive wireless communication auxiliary facilities.

Description

A guide / commercial broadcast system make use of an radir communication auxiliary equipment and method

The present invention relates to a guidance / broadcasting system using a wireless communication auxiliary facility and a method thereof, and in particular, the emergency broadcasting device included in the wireless communication auxiliary facility used in an emergency disaster not only broadcasts the radio but also guides / advertisements. The present invention relates to a guidance / advertisement system using a wireless communication auxiliary facility and a method thereof for enabling various operations of a wireless communication auxiliary facility.

Radio communication aids are used as fire and disaster aids for smooth radio communication between subways, underground parking lots and tunnels where radio waves do not reach during fire and disaster regulations.

In other words, the underground floor or the tunnel has poor transmission characteristics of radio waves due to its structure, so that radio communication is not easy, and thus, it is difficult for radio communication between fire fighters at fire suppression or rescue site. In order to compensate for the difficulty of radio waves in the underground buildings of a certain size or more, a radio communication auxiliary facility is provided to install a leaky coaxial cable so that wireless communication can be performed smoothly.

An installation configuration example of such a wireless communication auxiliary equipment is briefly shown in FIG.

1, the radio connection terminal (1) and the external radio connection terminal box (2) of the wireless communication auxiliary equipment 100 is connected to the wireless communication auxiliary equipment 100 through the common device (3), the wireless communication auxiliary equipment ( 100) is provided with an underground rebroadcasting device (4) connected to the receiving antenna in order to relay radio broadcasts in normal times and to transmit emergency broadcasts at an airwave frequency installed in case of an emergency such as a fire. The underground broadcasting system (4) is connected to the broadband distributor (5) installed in the basement, the broadband distributor (5) is installed a leakage coaxial cable (LCX Cable) acting as an antenna, the terminal resistor is installed at the end of the cable Thus, reflection of electromagnetic waves is prevented.

When operating the radio communication auxiliary equipment 100, when the radio is connected to the radio connection terminal 1 or the external radio connection terminal box 2 of the radio communication auxiliary equipment 100, the radio signal is input through the common unit 3 You will be able to communicate with them. Underground rebroadcasting device (4) receives the radio wave through the usual reception antenna to re-send the radio broadcast, and emit an emergency broadcast in case of emergency. The output of the underground broadcasting system 5 is approximately 88-108 MHz, the fire extinguishing radio is approximately 450 MHz and the police radio is approximately 800-900 MHz. The output of the wireless communication auxiliary equipment 100 is distributed to the leaky coaxial cable through the broadband splitter 5 to be externally transmitted. This enables communication with the underground and listening to the radio in subways and tunnels.

In other words, wireless communication aids are installed, so they can be used as disaster assisting equipments through smooth radio communication with radio shade areas such as underground or tunnels through external radio connection terminal boxes in case of fire or emergency disasters. It is used for radio rebroadcast.

However, the use of such radio communication auxiliary facilities is extremely limited in use compared to the point that the initial installation cost is high, that is, it is installed as fire and disaster aid activity equipment for fire or emergency disaster, but usually, AM / FM radio underground broadcasting is functioning. Also, underground underground parking lot of large buildings except tunnel is not installed in general.

Therefore, the object of the present invention was devised in view of the above-mentioned point, using the emergency broadcasting device built in most of the radio communication auxiliary facilities to use for radio re-broadcasting in normal times and to use it as a disaster aid activity equipment in an emergency situation. If the vehicle enters a shaded area where radio waves do not pass, such as an underground parking lot or a tunnel, while the driver and the passenger are listening to the radio broadcast in the car, they can listen to the guidance / advertisement for the installation place instead of the radio broadcast. In addition, the present invention provides a guide / commercial system and a method using a wireless communication auxiliary facility to transmit a guide / commercial broadcast through a leakage coaxial cable (LCX) from the ground.

Guide / advertisement system using the wireless communication aids of the present invention for achieving the above object, in a re-broadcasting system using the wireless communication aids, a plurality of sound cards are embedded to guide and advertise separately or simultaneously Sound reproducing device for transmitting as a signal, a drive device for selectively transmitting a plurality of announcements and commercials, to block the announcements and commercials in the emergency situation and to transmit emergency broadcasts, and to transmit from the drive device Includes wireless telecommunications aids equipped with emergency broadcast equipment for transmitting guidance and commercials or emergency broadcasts.

Guidance / commercial method using a wireless communication aids to achieve the object of the present invention, using the radio communication aids for normal radio communication with the outside in the radio shade area in the event of an emergency for everyday guidance and commercials In the method, (1) setting whether to transmit the usual announcement / commercial or the general radio re-broadcast, and (2) if the general radio re-broadcast is set in the step (1) the wireless communication auxiliary equipment is external reception Receiving a radio broadcast through an antenna and radiating it through a leaky coaxial cable to re-broadcast the radio, and if the announcement / commercial transmission is set, transmitting at least one guide and commercial broadcast by time and channel as a voice signal, (3 ) If an emergency signal due to a fire is input during transmission of the above guide and commercial broadcast, the guide and commercial broadcast is blocked and emergency broadcast is performed. Transmitting, and (4) interrupting all voice signal transmissions and re-broadcasting in case of an emergency in which an emergency should be received due to other emergency.

The guidance / broadcasting system and the method using the wireless telecommunication aids of the present invention use the wireless telecommunications aids as firefighting and disaster aid activities in an emergency situation, and use this equipment in a normal state other than a disaster situation. Unlike existing ones that only transmit radio re-broadcast, it is possible to send out various guides and advertisements for the installed site, and it has the effect of utilizing various wireless communication auxiliary facilities installed at high cost.

1 is a view showing an installation configuration example of a general wireless communication auxiliary equipment;
Figure 2 is a block diagram showing a guide / commercial system using a wireless communication auxiliary equipment according to the present invention,
3 is a detailed configuration diagram showing a driving device of the system of FIG. 2;
Figure 4 is a flow chart for explaining the guidance / commercial method using the wireless communication auxiliary equipment of Figure 2 system.

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

Figure 2 shows a block diagram of a guide / commercial system using a wireless communication auxiliary equipment according to the present invention. The system shown in FIG. 2 is largely comprised of a wireless communication auxiliary device 100, a drive device 200, a fire fighting interlock emergency input terminal 300, and a sound reproducing device 400.

The general wireless communication auxiliary equipment 100 includes an emergency broadcasting device (E / M) 110, and in addition to communication through an external radio connection terminal box (not shown), the microphone of the emergency broadcasting device 110 (MIC). It also consists of a device that can communicate urgent matters.

The driving device 200 is connected to the output terminal corresponding to the input terminal of the emergency broadcasting apparatus 110 to selectively output a plurality of guides and commercials, to block the guidance / commercials in case of emergency and to output the emergency broadcasts It is composed. The driving device 200 is also connected to the fire fighting interlock emergency input terminal 300 and configured to select and output the highest priority when the fire fighting emergency signal is input. A detailed configuration of the driving device 200 will be described later with reference to FIG. 3.

The sound reproducing apparatus 400 includes a plurality of sound cards 410 and 420, and is configured to reproduce guides and commercials and to transmit them as individual or simultaneous voice signals. The sound reproducing apparatus 400 is configured to control the type and time of the announcement / advertisement by remote control through the Internet network and the network.

3 shows a detailed configuration of the drive device 200 of the system of FIG. The driving device 200 illustrated in FIG. 3 includes a plurality of voices for receiving a voice signal output from a power supply unit 250 for supplying operation power to each component and sound cards 410 and 420 embedded in the sound reproducing apparatus 400. It is connected to the voice input jacks (Voice IN Jack) (210,220) and the voice input jacks (210,220) and the fire emergency interlocking emergency input terminal 300 is provided with an emergency situation detector 230 for detecting an emergency situation from the input signal. . The driving device 200 of FIG. 3 also outputs through the broadcasting channel transmission control unit 240 and the broadcasting channel transmission control unit 240 which connect or block the respective voice signals according to whether the emergency situation detector 230 is detected. The voice transmission terminal 270 and the E / M microphone connection terminal 260 for exporting the voice signal to the emergency broadcasting apparatus 110 of the wireless communication auxiliary facility 100 are provided.

In the system of the present invention having such a configuration, an operation of guiding / advertising using a wireless communication assistant will be described in detail with reference to FIG. 4.

First, it is set by the administrator whether to transmit a guide / commercial broadcast or a radio broadcast normally (step 401). In the normal radio rebroadcast transmission setting state, the radio rebroadcast function of the wireless communication auxiliary equipment 100 is operated to transmit radio broadcast (step 402). That is, the wireless communication assistant 100 receives the radio wave from the outside through the reception antenna and retransmits the received radio broadcast through the installed cable. Leakage coaxial cable (LCX Cable) is configured to radiate the radio wave through the cable, there is a slot (slot) in the outer conductor to leak the radio waves with a stable characteristic, taking advantage of the flexibility of the cable in the antenna method to the radio shadow area It is equipped with the optimal conditions suitable for the radio transmission medium to solve. This cable enables wireless communication in the 1 ㎓ band in areas that do not reach the earth's radio waves such as tunnels, subways, building basement floors and underground shopping malls, and simultaneously serves as an antenna and a transmission path. In other words, there is a fine hole on the outside of the leaky coaxial cable, thereby transmitting and receiving radio waves, and also serves to move the radio waves.

In the guide / commercial transmission setting state, the driving device 200 is operated to transmit at least one guide and commercial broadcast (step 403).

When one announcement and commercial is to be transmitted, the sound reproducing apparatus 400 operates the mounted sound reproducing program, and the voice signal Voice1 of the announcement / commercial to be transmitted is a sound card 420 (1). )) To be input to the corresponding input terminal Vin1 of the driving device 200. In this embodiment, a multi-operation and a sound output program for a plurality of sound cards are possible, and thus a winamp sound reproduction program is used that makes it easy to output sound for each channel. In addition, it is possible to remotely control the sound reproducing apparatus 400 through the application program (application program) to output the desired guidance / commercial at the desired time.

In the case of transmitting a plurality of announcements and commercials, the sound reproducing apparatus 400 operates the mounted sound reproducing program, and the voice signals (Voice1 to Voicecen) of the plurality of announcements / commercials to be transmitted are designated to each of the announcements / The advertisement sound cards 420 (1) to 420 (n) are input to the corresponding input terminals Vin1 to Vinn of the driving device 200.

The driving device 200 receives a voice signal (Voice1 to Voicec) flowing from the sound reproducing apparatus 400 through the voice input jacks 220 (1) to 220 (n) and selects the emergency situation 230 and the broadcasting. Output to the transmission control unit 240. The emergency situation detector 230 receives the driving power through the power supply unit 250 and is connected to the voice input jacks 210 and 220 and the firefighting emergency emergency input terminal 300 to guide the emergency and integrated broadcasting. The emergency situation is determined by detecting whether an advertisement is input and whether a fire emergency signal is input (step 404). If it is determined that the emergency and integrated broadcast voice signals are not input through the voice input jack 210 and the voice signals of the guide and commercial broadcasts are input, the emergency situation detector 230 selects the voice signals of the guide and commercial broadcasts. Sends an operation signal to the broadcast selection transmission control unit 240 to transmit. In step 404, if there is no voice signal, step 402 is performed to activate the radio re-broadcast function of the wireless communication assistant 100 to transmit the radio broadcast.

The broadcast screening transmission control unit 240 receives the voice signal input from the voice input jack 220 according to the operation signal sent from the emergency situation detector 230 through the voice transmission terminal 270 to emergency the wireless communication auxiliary equipment 100. Output to the broadcast device 110 (step 405). The emergency broadcasting apparatus 110 of the wireless communication auxiliary equipment 100 transmits the voice signal of the guidance and the advertising broadcast to the outside via the channel-specific section (step 406).

While performing step 406 of transmitting at least one guide and commercial contents, if the user wants to make an emergency broadcast, the sound reproducing apparatus 400 operates a sound play and transmits a voice signal according to the emergency sound card 410. Through the corresponding voice input jack 210 of the driving device 200 through. The transmitted voice signal is simultaneously transmitted to the emergency situation detector 230 and the broadcast selection transmission control unit 240. When the emergency situation detector 230 receives a signal from the voice input jack 210 during one or a plurality of guides / advertisements, the emergency situation detector 230 determines that the emergency input is required and the voice input jack 220 is input to the broadcast selection controller 240. 1) to 220 (n)) block all voice signals and send an operation signal to connect only the voice signals through the voice input jack 210. The broadcast selection transmission control unit 240 blocks the transmission of the voice signal of the guidance and commercial content input from the voice input jacks 220 (1) to 220 (n) according to the operation signal sent from the emergency situation detector 230, Instead, the emergency broadcast signal input from the voice input jack 210 is selected and transmitted to the emergency broadcast apparatus 110 of the wireless communication auxiliary equipment 100 through the E / M microphone connection terminal 260.

In the event of guidance and commercials or an urgent broadcast, the emergency situation detector 230 of the driving device 200 checks whether an emergency signal is input from the fire fighting interlock emergency input terminal 300 to determine the occurrence of an emergency (step 407). ). As a result of the determination in step 407, if a fire emergency signal is input through the fire fighting interlock emergency input terminal 300, the emergency situation detector 230 determines that it is the highest priority situation and sends the voice input jacks 210 and 220 to the broadcast transmission control unit 240. Blocking all voice signals of so that no further guidance / commercials are transmitted and emergency broadcasts are activated (step 408). That is, the radio communication auxiliary facility 100 to send an emergency broadcast to provide information about the occurrence of an emergency.

If the radio communication auxiliary equipment 100 is installed on the ground, not in the radio wave area, such as the basement, the FM radio frequency is used in a car theater used for commercial use on the ground where general radio reception is possible. However, the use in such places transmits only the small power prescribed by the Radio Law, so it is not possible to send the smooth guidance / commercial to the place where it wants to be. Receiving via radio becomes possible.

To this end, if a leaky coaxial cable (LCX) is installed in the business space of a car theater where guidance and commercials are desired and transmitted through the guidance / advertisement system according to the present invention, reception is possible only at a designated place, and the menstruation phenomenon of radio waves It can eliminate jamming caused by In addition, by using the present invention to install a leaky coaxial cable (LCX) in the large parking lot, such as public places, golf course or the outer periphery of the entrance / out of the way as a device that can broadcast the announcement about the event, etc. to the user who boarded the vehicle It can be used.

According to the Radio Law and the Enforcement Decree of the Radio Law, when the electric field strength measured at a distance of 3m in the frequency band less than 322MHz is 500μV / m or less, the frequency can be used without permission of the Korea Communications Commission. It can be installed at intervals so that it can be received within a certain range with a small output using FM broadcasting frequency without affecting the frequency band used by broadcasting stations, etc. Can be provided.

100: wireless communication auxiliary equipment 110: emergency broadcasting device
200: driving device 210, 220: voice input jack
230: emergency detector 240: broadcasting transmission control unit
250: power supply unit 260: emergency microphone connection terminal
270: voice transmission terminal 300: firefighting emergency input terminal
400: sound playback device 410,420: sound card

Claims (8)

In the re-broadcast system using a wireless communication auxiliary equipment,
A sound reproducing apparatus for embedding a plurality of sound cards and transmitting announcements and commercials as voice signals individually or simultaneously;
A driving device that selectively transmits a plurality of guides and commercials, and blocks guides and commercials being broadcasted in an emergency and transmits emergency broadcasts; And
It includes a wireless communication auxiliary facility having an emergency broadcast device for transmitting the guidance and commercials or emergency broadcasts transmitted from the drive device,
The drive device
A power supply unit for supplying operation power of each component;
A plurality of voice input jacks for respectively receiving voice signals output from sound cards of the sound reproducing apparatus;
A detector for detecting whether there is a voice signal input for emergency broadcasting from voice signals input from the voice input jacks;
A controller for selecting and outputting voice signals input from the voice input jacks according to whether the detector is detected; And
And a voice transmission terminal for transmitting a voice signal output through the control unit to the emergency broadcast apparatus of the wireless communication auxiliary facility. The system of claim 1, wherein the sound reproducing apparatus remotely controls the type and time of announcement and commercial broadcasting through an internet network or a network. The apparatus of claim 2, wherein the sound reproducing apparatus is equipped with a winamp sound reproducing program to enable a voice output for each channel of each of a plurality of guides and commercials. Broadcasting system. delete The voice input jack of claim 1, wherein the plurality of voice input jacks comprise one emergency broadcast voice signal input jack and a plurality of guide and commercial voice signal input jacks.
The detector determines whether there is a signal input from the emergency broadcast voice signal input jack, and determines that there is an urgent broadcast if there is a voice signal input, and judges it as a guide and a commercial if there is no voice signal input, and through the emergency input terminal. Or, if there is a fire emergency signal input, the guidance / commercial system using the wireless communication auxiliary equipment, characterized in that it is determined to be the first emergency. According to claim 5, wherein the control unit detects the emergency broadcast as a result of the detection of the detector block the guidance and commercial voice signal input from the voice input jack and only the voice signal input from the emergency broadcast voice signal input jack is sent out And, if it is determined that the emergency situation is the highest priority, guide / advertisement system using a wireless communication auxiliary facility, which blocks all input of the voice input jacks. In the method for using the radio communication aids for normal radio communication with the outside in the radio shade area in case of emergency for everyday guidance and commercial broadcasting,
(1) setting whether to normally transmit a guide / commercial broadcast or a general radio rebroadcast;
(2) When the general radio re-broadcast is set in the step (1), the wireless communication auxiliary equipment receives the radio broadcast through an external receiving antenna and radiates it through a leaky coaxial cable to perform radio re-broadcasting, and guide / advertisement transmission is set. Transmitting at least one guide and commercial broadcast as a voice signal according to time and channel;
(3) determining that the emergency broadcast voice signal is input during transmission of the announcement and commercial broadcasts, and thus blocking the announcement and advertisement broadcast transmission, and transmitting only the emergency broadcast audio signal that is input; And
(4) Guidance / advertisement method using a wireless telecommunication aid facility comprising the step of blocking all voice signal transmission and transmitting re-broadcast in the case of the first priority emergency that should receive a broadcast due to public address or fire emergency. 8. The method of claim 7, wherein even if the guide / commercial transmission is set in step (2), if there is no voice signal input of the guide and commercial, the radio / rebroadcast is performed.

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