KR100870640B1 - The wireless broadcasting system for selectively broadcasting to receiver systems by using radio unit and method thereof - Google Patents

Abstract

A wireless broadcasting system for selectively broadcasting by using radio unit and a method thereof are provided to save electric power since the power of a broadcast amplifier is on only when music broadcasting not all the time. A wireless terminal on a reception side(301) receives signal transmitted from the wireless terminal on a transmission side. A broadcast amplifier(308) outputs a signal received from the wireless terminal on receiving side. An apparatus(305) for controlling receiving signal controls the broadcast amplifier according to the signal received the wireless terminal on the receiving side. A speaker outputs the signal outputted from the broadcast amplifier to the speech signal. The apparatus for controlling receiving signal compares a code received from the wireless terminal on the transmission side with pre-stored its own code number.

Description

The wireless broadcasting system for selectively broadcasting to receiver systems by using radio unit and method

The present invention relates to a wireless broadcasting system and a method for selectively broadcasting using a living radio, and more particularly, a short range broadcasting for wirelessly broadcasting only a receiver selected using a radio in a frequency band of a living radio. A system and method thereof are provided.

In general, unlike urban areas, rural areas and mountainous areas are areas where communication is vulnerable, and local villages are equipped with amplifiers and speakers installed in the village's public facilities or homes because of the necessity to provide disaster warning or administrative broadcasting. Is the reality. These amplifiers and speakers are called village amplifiers.

The village amplifier is a device that transmits information through broadcasting to villagers. It consists of an amplifier to amplify the voice, a speaker, and a microphone to convert the voice signal into an electrical signal.

Conventional village amplifiers have a lot of inconvenience because they have to go to the village hall and broadcast by using a microphone connected to the wire when installing amplifiers and speakers in a public facility such as a village hall. there was. The installation location of the amplifier is also restricted because the person who wants to broadcast should go to the place where the amplifier is located and turn on and use the amplifier. In addition, there is a problem that a quick broadcast in the event of an emergency disaster situation, etc., there was a problem that anyone can easily access the village amplifier.

In general, commercially available wireless microphones are expensive and have no countermeasures in frequency crosstalk. In the case of a wireless microphone, the microphone user is not informed about the same frequency usage. In addition, the output is less than 10 mW in terms of outdoor utilization than the life radio proposed in the present invention.

As one of the prior arts for solving the above problems, the invention of the wireless broadcasting system (Registration No. 10-0427042), as shown in FIG. 1, is a radio 10 used as a wireless microphone for broadcasting wirelessly, the radio 10 A receiver 20 for receiving a signal transmitted from a) and outputting the received data signal to the amplifier control device and outputting a voice signal to the broadcast amplifier, an amplifier control device 30 for controlling the broadcast amplifier according to the received signal, Broadcast amplifier 40 for amplifying and outputting a voice signal output from the receiver to a predetermined level, an amplifier control device for controlling the broadcast amplifier receives the data signal output from the receiver and a speaker 50 for outputting voice do. Since the radio used in the prior art is a radio using the UHF band (448 MHz), which is the same frequency band as a general life radio, it uses an open frequency. As a result, a signal transmitted from an unwanted radio is transmitted to the broadcast amplifier 40. There is a feature that requires security procedures to prevent access. However, since the radio is used at a short distance, signals that are weaker than the minimum field strength are blocked so that they cannot be received, and there is no procedure for checking whether the radio user of the transmitting side is in an area where the user can make a call. There is a problem in that there is no way to know the radio at the transmitting side. In addition, there is no method of selecting and broadcasting some of the receiving broadcast amplifier systems provided in homes or town halls scattered in various places. In addition, there is no means and method for notifying broadcast contents separately for a receiver broadcast amplifier system which is not broadcast.

The present invention has been made to solve the problems of the prior art as described above, an object of the present invention is to provide a short-range broadcasting amplifier system that can be broadcast wirelessly by using the radio of the radio frequency band radio. .

It is still another object of the present invention to provide a short range broadcasting amplifier system capable of wirelessly broadcasting to only a receiving wireless broadcasting amplifier system selected using a radio of a frequency band of a living radio.

It is still another object of the present invention to provide a method for transmitting broadcast contents notified by another means to a system that has not been acknowledged among selected wireless broadcast amplifier systems.

A short range broadcasting amplifier system according to an embodiment for achieving the above object of the present invention is a short range wireless broadcasting system composed of a transmitting side radio and a receiving side broadcasting amplifier system, wherein the receiving side broadcasting amplifier system is a transmitting side living amplifier. A receiving side radio receiving a signal transmitted from the radio; A broadcast amplifier receiving the signal received from the receiving radio and amplifying the signal; A reception control device for controlling the broadcast amplifier according to a signal received from the reception radio; And a speaker for outputting the signal output from the broadcasting amplifier as a voice signal, and the reception control apparatus performs a procedure of comparing a code received from the transmitter-side living radio with its own code number stored therein, and a comparison result. When the codes coincide with each other, a reception OK signal is transmitted to a transmitting side radio and a power supply of the broadcasting amplifier is controlled.

Preferably, in the system, the received code is an integrated code or a unique code, and when the integrated code is received, it indicates that it is broadcast through the entire receiving-side broadcast amplifier system, and when the unique code is received, it corresponds to the corresponding code. It is characterized in that selectively broadcast only via the receiving broadcast amplifier system.

Preferably, the receiving side broadcast amplifier system further comprises an emergency button and a voice chip, and when the emergency button is pressed, a predetermined integrated code is generated accordingly, and the reception control device is integrated. After confirming the code, the power of the broadcasting amplifier is turned on, and the voice stored in advance in the voice chip is transmitted through the broadcasting amplifier instead of the voice signal transmitted from the transmitting radio.

Preferably, in the system, the transmitting radio and the receiving radio are Bluetooth, infrared communication (IrDA), Wi-Fi (Wireless Fidelity), home RF, UWB (Ultra Wide Band), or Characterized in that any one of the terminals providing a push-to-talk (PTT).

According to another aspect of the present invention, there is provided a transmitter of a short range broadcasting amplifier system, which includes a living radio for transmitting a voice for broadcasting; And a selection switch including an acknowledgment LED, individual switches for selective broadcasting, an integrated switch for the entire broadcasting, a microphone for voice transmission, and a transmission control device for controlling the constituent means in the selection switch. The control unit confirms that either the integrated switch or the individual switch is selected, and when the integrated switch is selected, transmits the integrated code, checks whether the code is properly received from the entire broadcasting amplifier system, and then the transceiver When the user controls to start broadcasting, and when an individual switch is selected, the unique code corresponding to the corresponding number of the selected switch is sequentially transmitted, and after confirming reception from the receiving broadcast amplifier system, the receiving broadcast is confirmed. Only the amplifier system controls the transmitter user to start broadcasting. There is provided a transmission side of the radio local area wireless broadcasting system of.

Preferably, when the integrated switch is turned on, the transmission control unit switches the living radio to a transmission mode through a security earphone, transmits an integrated code through a microphone terminal of the security earphone, and receives the broadcast amplifier systems on the receiving side. After waiting in the reception mode, a code reception signal indicating whether or not a code is properly received from a living radio of the broadcast amplifier system is received, and when an OK signal is received from the broadcast amplifier system, the broadcast receiver system corresponding to the receiver is indicated. The LED of the number corresponding to the unique code is turned on, and it is possible to transmit a voice signal through the microphone, characterized in that it further comprises controlling the user of the transmitting side radio to start broadcasting.

Preferably, when the individual switch is selected, the transmission control device sequentially transmits a unique code corresponding to the corresponding number of the selected individual switch, checks the reception side from the receiving broadcast amplifier system, and then confirms the reception side. The LED of the number corresponding to the broadcasting amplifier system is turned on, and if the reception OK signal is not received, the signal is repeatedly transmitted and received several times, and if the reception OK signal is not received, the LED blinks, and the receiving broadcast is confirmed. And controlling the transmitting radio user to start broadcasting with the amplifier system.

Preferably, the transmitting radio further includes transmitting the broadcast contents to the receiving side through an external telephone line in place of the receiving broadcasting amplifier system which is not received.

Preferably, the broadcast transmission through the external telephone line is any one or more of voice transmission through a wired telephone, voice transmission through a mobile communication terminal, or SMS or MMS message transmission through a mobile communication terminal.

Preferably, the radio of the transmitting radio is Bluetooth, infrared communication (IrDA), Wi-Fi (Wireless Fidelity), home RF, Ultra Wide Band (UWB), or push-to-talk It is characterized in that any one of the mobile communication terminal providing.

According to another aspect of the present invention, there is provided a short range broadcasting method in a short range broadcasting method in a short range wireless broadcasting system including a transmitting side radio and a receiving side broadcasting amplifier system. Receiving a signal transmitted from the receiving radio at the receiving side; Receiving the received signal and amplifying the received signal and outputting the amplified signal through a broadcast amplifier; Controlling, by the reception control apparatus, the broadcast amplifier according to the signal received from the reception radio; And outputting a signal output from the broadcasting amplifier as a voice signal through a speaker, and the controlling of the signal comprises performing a procedure of comparing a code received from the transmitter side radio with its own stored code number. In the short range wireless broadcasting system using the short walk radio, a reception OK signal is transmitted to a transmitting radio of a living radio and the power of the broadcasting amplifier is controlled.

Preferably, in the method, the received code is an integrated code or a unique code, and when the integrated code is received, it indicates that it is broadcast through the entire receiving-side broadcast amplifier system, and when the unique code is received, it corresponds to the corresponding code. It is characterized in that selectively broadcast only via the receiving broadcast amplifier system.

Preferably, the receiving side broadcast amplifier system further comprises an emergency button and a voice chip, and when the emergency button is pressed, a predetermined integrated code is generated accordingly, and the reception control apparatus confirms the code. Thereafter, the power of the broadcast amplifier is turned on, and the voice pre-stored in the voice chip is transmitted through the broadcast amplifier instead of the voice signal transmitted from the transmitter.

Preferably, the transmitting radio and the receiving radio are Bluetooth, Infrared Communication (IrDA), Wi-Fi (Wireless Fidelity), Home RF, Ultra Wide Band (UWB), or Push-to-PTT (Push-to). It is characterized in that any one of the terminal providing a -talk).

In the short range broadcasting method according to another embodiment for achieving the object of the present invention as described above, in the short range broadcasting method in a radio of a transmission side of a short range broadcasting amplifier system, a transmission control device selects either an integrated switch or an individual switch. Confirming that; An integrated switch control step of, when the integrated switch is selected, transmitting the integrated code, checking whether the code is properly received from the entire broadcasting amplifier system of the receiving side, and controlling the transmitting radio user to start broadcasting; And when an individual switch is selected, the transmitter transmits a unique code corresponding to the corresponding number of the selected switch in sequence, checks the reception from the receiving broadcast amplifier system, and then transmits the radio to the receiving broadcasting amplifier system. Is a short-range broadcasting method in a transmitting radio of a short-range wireless broadcasting system, characterized in that it comprises an individual switch control step of controlling to start broadcasting.

Preferably, the integrated switch control step includes the step of switching the living radio to a transmission mode via a security earphone when the integrated switch is turned on, and transmitting the integrated code through the microphone terminal of the security earphone; Receiving a code reception signal indicating whether a code has been properly received from a living radio of the broadcast amplifier system after waiting for the receiving side broadcast amplifier systems in a reception mode; When the OK signal is received from the receiving broadcast amplifier system, turning on the LED of the number corresponding to the unique code representing the receiving broadcast amplifier system; And controlling a transmission side radio user to start broadcasting by enabling a voice signal transmission through a microphone.

Preferably, the individual switch control step, if the individual switch is selected, the step of sequentially transmitting a unique code corresponding to the corresponding number of the selected individual switch; Checking the reception from the receiving broadcast amplifier system and then lighting an LED of a number corresponding to the receiving broadcasting amplifier system whose reception has been confirmed; Performing repeated transmission / reception several times if the reception OK signal is not received; Thereafter, if the reception OK signal is not received, causing the LED to blink; And controlling the radio transceiver user to start broadcasting to the reception broadcast amplifier system in which the reception is confirmed. It includes more.

Preferably, the method further includes transmitting the broadcast content to the receiving side through an external telephone line in place of the receiving broadcasting amplifier system which is not received.

Preferably, the broadcast transmission through the external telephone line is any one or more of voice transmission through a wired telephone, voice transmission through a mobile communication terminal, or SMS or MMS message transmission through a mobile communication terminal.

Preferably, the home radio is a terminal that provides Bluetooth, infrared communication (IrDA), Wi-Fi (Wireless Fidelity), home RF, UWB (Ultra Wide Band), or push-to-talk (PTT). It is characterized in that any one of.

The short-range wireless broadcasting method according to another embodiment for achieving the above object of the present invention is to provide a computer-readable recording medium recording a program for executing the method.

As described above, the wireless broadcasting amplifier system and method for selectively broadcasting using the living radio according to the present invention do not always have to turn on the power of the broadcasting amplifier, and when using the channel of the living radio to broadcast voice Only by turning on the power has the advantage of saving electricity. In addition, compared to wireless microphones, it is possible to prevent a loss of data and a wider transmission distance compared to a wireless microphone by transmitting the data using the radio transceiver's own time. In addition, it is possible to check whether the receiving radio is received at the transmitting radio, and thus there is an advantage in that the receiver is easily managed.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings and the contents described in the accompanying drawings, but the present invention is not limited or limited to the embodiments. Like reference numerals in the drawings denote like elements.

In addition, for convenience of description, the radio is described as an example, but the radio uses a 1: N communication scheme, such as Bluetooth, infrared communication (IrDA), Wi-Fi (Wireless Fidelity), home RF, and UWB (Ultra Wide). It will be apparent to those skilled in the art that the technical idea of the present invention can be applied to a wired or wireless electric and electronic device using a band, a mobile communication terminal providing a push-to-talk (PTT).

2 is a schematic diagram of a wireless broadcasting system selectively broadcasting according to the present invention.

As shown in FIG. 2, the wireless broadcasting system according to the present invention includes a broadcasting amplifier system 210 including a transmitting radio 220 and a receiving radio 211.

The transmitting radio 220 includes a living radio 221, a microphone 222, a transmission control unit (MCU) 223, and an external telephone line 224. The external telephone line is configured as an external telephone connection pod for delivering broadcast contents through an external telephone, and may be optionally provided. The broadcast amplifier system 210 located at the reception side includes a living transceiver 211, a reception control unit (MCU) 212, a broadcast amplifier 213, and a speaker 214.

The transmission control device 223 of the transmitting radio 220 acts as a control device for controlling the means constituting the entire transmitting radio, and transmits a specific code signal so that the receiving broadcast amplifier system switches to the reception standby mode. It works.

The broadcast amplifier system 210 of the receiving side will be described in detail with reference to FIG. 3.

FIG. 3 is a diagram illustrating a more detailed configuration of the reception home and village broadcast amplifier system 210 of FIG. 2. The receiving side broadcast amplifier system 210 includes a receiving side radio 301, a timer 302, a relay 1 303, a relay 2 304, a reception control device 305, a voice chip 306, an emergency button ( 307 and a broadcast amplifier 308.

Means not required to describe the invention, but necessary to be an apparatus, such as a power supply (not shown), DTMF tone generator / detector, etc., are to those of ordinary skill in the art of radio broadcasting systems using radios. For clarity, they are not shown separately here.

As shown in FIG. 3, the timer 302 of the receiver side broadcast amplifier system 210 may be connected through the receiver side radio 301 and a security earphone, and the timer 302 is configured with an RC circuit. The RC circuit is driven by the beep signal received by the transceiver 301, and informs the driving signal to the relay 1 303 connected to the timer for several seconds to several minutes according to the RC circuit configuration. In this case, when the relay 1 receives the driving signal of the timer, the relay 1 supplies power to the reception control apparatus 305. The reason for having a timer in the present invention is to ensure transmission and reception connection due to the difference in response speed between the transmitting radio and the receiving radio. When power is supplied from the relay 1 303, the reception control apparatus 305 is booted to recognize an integrated code or a unique code that is data received from the reception side radio 301. The integrated code or unique code are values used to determine whether the broadcast amplifier system is allowed to broadcast the voice received from the transmitting radio 220. Since the integrated code or the unique code may be a code type that is necessary to confirm whether the receiving broadcast amplifier system is broadcast content coming to the user, the person skilled in the art can select and, as mentioned in the related art, Since security procedures can be used, detailed descriptions are omitted here.

When it is confirmed that the code is a code allowing the broadcast, the reception control apparatus 305 sends a control signal to the relay 2 304 to supply power to the broadcast amplifier 308 through the relay 2 304. . When the power of the broadcast amplifier is turned on, the broadcast amplifier is ready.

When the power of the broadcast amplifier is turned on, the broadcast voice signal (contents for broadcasting) of the transmitter-side transceiver 220 is broadcast through the broadcast amplifier 308.

Optionally, the reception control apparatus 305 transmits data for notifying the transmitting side radio 220 of the acknowledgment when the power is supplied from the relay 1 303. The transmitter side radio 220 checks whether the receiver side broadcast amplifier system 210 is able to receive the data from the receiver side radio 301.

As shown in FIG. 3, the receiving broadcast amplifier system 210 may further include an emergency button 307 and a voice chip 306, which are transmitted using the emergency button 307 and the voice chip 306. The receiver side broadcast amplifier system 210 may be used in an emergency situation without a separate control command from the side transceiver 220. When the emergency button 307 is pressed, a predetermined integrated code is generated accordingly, and the reception control apparatus 305 compares the generated code with a pre-stored code to determine whether the integrated code is allowed to be broadcast, and then broadcasts. The power of the amplifier is turned on, and the voice stored in advance in the voice chip is transmitted through the broadcast amplifier 308 instead of the voice signal transmitted by the transmitting radio 220. With the voice stored in advance, "Please hurry to the town hall." Voice messages such as these are stored. In addition, the voice chip may further include a function of recording a voice stored in advance through a microphone in the receiving broadcast amplifier system. Adding a recording function is obvious to those skilled in the art related to the voice chip, and a detailed configuration is omitted here.

Hereinafter, a reception signal processing method in the reception side broadcast amplifier system of FIG. 3 will be described in more detail.

When a signal (wave strength, voice signal tone) is received at the receiving side radio 301, the signal is input to the timer 302 through the earphone (S301).

The reception control device 305 is operated by continuously driving the relay 1 for a few seconds to several minutes with the first start point when the input signal is received (S302).

Thereafter, the input integrated code or unique code is compared with the pre-stored code data in the reception control apparatus 305, and if there is no user after detecting the aerial line, the relay 2 304 is operated (S303). If the codes are different from each other as a result of the comparison, the reception control apparatus 305 ends without further processing.

In order to inform the transmitting radio 220 whether the code is properly received, the receiver side radio 301 is switched to the transmission mode by using a security earphone. After the reception OK signal is transmitted to the transmission side radio 220 by using the microphone terminal of the reception side radio 301, the reception side radio 301 is switched back to the reception mode to enable the voice broadcasting.

FIG. 4 is a diagram illustrating still another embodiment of the transmitter-side radio of FIG. 2. The present invention presupposes that there are a plurality of receiving side broadcast amplifier systems 210, and the transmitting radio 220 transmits an integrated code (both receiving side living radios) to broadcast through all receiving broadcasting amplifier systems 210. Code for identification) or a unique code (code for identifying the receiving radio) to broadcast to only a few selected receiver broadcast amplifier systems.

As shown in FIG. 4, the transmitting radio is composed of a living radio 420 and a selection switch 410. In addition, the selection switch 410 is LEDs 401, individual switches 402, integrated switch 403, transmission control device 404, relay 405, microphone 406, external telephone line 407, The monitor speaker 408 may be configured.

When the integrated switch 403 is turned on, the transmission control device 404 switches the living radio 420 to the transmission mode through the security earphone and transmits the integrated code through the microphone terminal of the security earphone.

In addition, the transmission control device 404 is to properly receive the code from the living radio 301 of the broadcast amplifier system 210 located in each home or village hall after waiting for the receiving radio transceiver 301 in the reception mode It receives a code reception signal indicating whether or not.

When the transmission control device 404 receives an OK signal indicating that the reception side radio 301 is received, the LED of the transmission side radio 220 corresponding to the unique code number indicating the reception side radio 301 is received. 401 is turned on. When all the LEDs are turned on, the transmission control device 404 controls the relay 405 to enable the voice signal transmission through the microphone 406 so that the user of the transmitting radio 220 can start broadcasting. Even if some LEDs are not turned on because the OK signal is not received from some receiving side broadcast amplifier systems, starting broadcasting through the transmitting side radio is a user's option of the transmitting side radio 220.

The monitor speaker 408 is used to notify the user by sound of the reception status of the receiving side or to inform the user through display means such as an LCD. Monitors and speakers are means that a person skilled in the art can choose as needed. That is, the monitor and the speaker are options of the user of the transmitting radio 220.

As another exemplary embodiment, when only a selected broadcast receiver system 210 is to broadcast a selected broadcast, only individual switches 1, 2, 3, 4 corresponding to a unique number representing the corresponding broadcast amplifier system are provided. 402), the unique code corresponding to the corresponding number of the selected switch is sequentially transmitted, and after confirming reception from the reception radio 301, the reception radio (received) is confirmed. LED 401 corresponding to 301 is turned on.

If there is a receiving broadcast amplifier system in which a reception OK signal is not received, a code is repeatedly transmitted and received several times. If the reception OK signal is still not received, the LED 401 corresponding to the reception side broadcast amplifier system in which the OK signal is not received blinks so that it is easy to receive a separate notice or A / S (after service) later.

In another embodiment, the broadcast contents may be transmitted to the receiving side through the external telephone line 407 instead of the receiving side radio 301.

The broadcast transmission through the external telephone line 407 may be at least one of voice transmission through a wired telephone, voice transmission through a mobile communication terminal, or short message service (SMS) or multimedia message service (MMS) message transmission through a mobile communication terminal. Can be.

The wireless broadcasting system and the method for selectively broadcasting using the life radio according to the present invention can be implemented in the form of program instructions that can be executed by various computer means and recorded in a computer readable medium. The computer readable medium may include program instructions, data files, data structures, etc. alone or in combination. Program instructions recorded on the media may be those specially designed and constructed for the purposes of the present invention, or they may be of the kind well-known and available to those having skill in the computer software arts. Examples of computer-readable recording media include magnetic media such as hard disks, floppy disks, and magnetic tape, optical media such as CD-ROMs, DVDs, and magnetic disks, such as floppy disks. Magneto-optical media, and hardware devices specifically configured to store and execute program instructions, such as ROM, RAM, flash memory, and the like. The medium may be a transmission medium such as an optical or metal wire, a waveguide, or the like including a carrier wave for transmitting a signal specifying a program command, a data structure, or the like. Examples of program instructions include not only machine code generated by a compiler, but also high-level language code that can be executed by a computer using an interpreter or the like. The hardware device described above may be configured to operate as one or more software modules to perform the operations of the present invention, and vice versa.

As described above, the present invention has been described by specific embodiments such as specific components and the like, but the embodiments and the drawings are provided only to help a more general understanding of the present invention, and the present invention is not limited to the above embodiments. For those skilled in the art, various modifications and variations are possible from such description.

Therefore, the spirit of the present invention should not be limited to the described embodiments, and all the things that are equivalent to or equivalent to the claims as well as the following claims will belong to the scope of the present invention. .

1 is a diagram illustrating a wireless broadcasting system according to the related art.

2 is a schematic diagram of a wireless broadcasting system selectively broadcasting according to the present invention.

3 is a diagram illustrating a detailed configuration of a broadcasting amplifier system outside a home and a village in the receiving side of FIG. 2.

FIG. 4 is a diagram illustrating still another embodiment of the transmitter-side radio of FIG. 2.

Claims (13)

In the transmitter side of the short range wireless broadcasting system, Life radios for transmitting voice for broadcast; And It consists of a selection switch including the acknowledgment LEDs, individual switches for the selective broadcast, integrated switch for the entire broadcast, a microphone for voice transmission, a transmission control unit for controlling the means in the selection switch, The transmission control device confirms that either an integrated switch or an individual switch is selected, When the integrated switch is selected, the integrated code is transmitted, and after confirming that the code has been properly received from the entire broadcasting amplifier system, the radio transceiver user can start broadcasting. When an individual switch is selected, the transmitter transmits a unique code corresponding to the corresponding number of the selected switch in sequence, checks the reception from the receiving broadcast amplifier system, and then transmits the radio to the receiving broadcasting amplifier system. Set it to a state where you can start broadcasting, The transmission control device When the integrated switch is turned on, the radio is switched to the transmission mode through the security earphone, and the integrated code is transmitted through the microphone terminal of the security earphone. After receiving the receiving side broadcast amplifier systems in a receiving mode, receiving a code reception signal indicating whether or not a code is properly received from a living radio of the broadcasting amplifier system, When the OK signal is received from the receiving broadcast amplifier system, the LED corresponding to the unique code indicating the receiving broadcasting amplifier system is turned on. A transceiver for a short range wireless broadcasting system according to claim 1, wherein the user can start broadcasting by transmitting a voice signal through a microphone. delete The method of claim 1, The transmission control device When the individual switch is selected, the unique code corresponding to the corresponding number of the selected individual switch is sequentially transmitted, and after confirming reception from the receiving broadcast amplifier system, the LED of the number corresponding to the receiving broadcast amplifier system whose reception is confirmed Lights up, If the reception OK signal is not received, send and receive repeatedly. After that, if the reception OK signal is not received, the LED blinks, A transmitter on a short-range wireless broadcasting system according to claim 1, wherein the transmitter is set to a state in which a user of a transmitter can start broadcasting. The method of claim 3, wherein Transmitting radio of the short-range wireless broadcasting system further comprising transmitting the broadcast content to the receiving side via an external telephone line in place of the receiving side broadcasting amplifier system that is not received. The method of claim 4, wherein The broadcast transmission through the external telephone line may be any one or more of voice transmission through a wired telephone, voice transmission through a mobile communication terminal, or SMS or MMS message transmission through a mobile communication terminal. . The method of claim 1, The walkie-talkie is any one of a terminal that provides Bluetooth, infrared communication (IrDA), Wi-Fi (Wireless Fidelity), home RF, Ultra Wide Band (UWB), or push-to-talk (PTT). And a transmitter side transceiver of a short range wireless broadcasting system. In the near field broadcasting method of a radio of a short range wireless broadcasting system, Confirming, by the transmission control apparatus, one of the integrated switch and the individual switch is selected; An integrated switch control step of, when the integrated switch is selected, transmitting the integrated code, checking whether the code is properly received from the entire broadcasting amplifier system of the receiving side, and then setting the integrated switch to a state in which the transmitting radio user can start broadcasting; And When an individual switch is selected, the transmitter transmits a unique code corresponding to the corresponding number of the selected switch in sequence, checks the reception from the receiving broadcast amplifier system, and then sends the radio to the receiving broadcast amplifier system. It consists of individual switch control steps to set the status to start broadcasting, The integrated switch control step When the integrated switch is turned on, the transceiver is switched to a transmission mode through a security earphone, and the integrated code is transmitted through a microphone terminal of the security earphone; Receiving a code reception signal indicating whether a code has been properly received from a transceiver of the broadcast amplifier system after the receiving side broadcast amplifier systems have been put in a reception mode; When the OK signal is received from the receiving broadcast amplifier system, turning on the LED of the number corresponding to the unique code representing the receiving broadcast amplifier system; And And transmitting a voice signal through a microphone to set a state in which a user of a transmitting radio can start broadcasting, and the short range broadcasting method of the transmitting radio of the short range wireless broadcasting system. delete The method of claim 7, wherein The individual switch control step When the individual switch is selected, sequentially transmitting a unique code corresponding to the corresponding number of the selected individual switch; Checking the reception from the receiving broadcast amplifier system and then lighting an LED of a number corresponding to the receiving broadcasting amplifier system whose reception has been confirmed; Performing repeated transmission / reception several times if the reception OK signal is not received; Thereafter, if the reception OK signal is not received, causing the LED to blink; And Setting a state in which a user of a transmitting side transceiver can start broadcasting to a receiving side broadcasting amplifier system in which reception is confirmed; The near field broadcasting method of the transceiver of the short range wireless broadcasting system comprising a. The method of claim 9, The short-range broadcasting method of the transceiver of the short-range wireless broadcasting system further comprising transmitting the contents of the broadcast to the receiving side via an external telephone line in place of the receiving side broadcasting amplifier system that is not received. The method of claim 10, The broadcast transmission through the external telephone line may be any one or more of voice transmission through a wired telephone, voice transmission through a mobile communication terminal, or SMS or MMS message transmission through a mobile communication terminal. Near field broadcast method. The method of claim 7, wherein The transmitting radio may be any one of a terminal that provides Bluetooth, infrared communication (IrDA), Wi-Fi (Wireless Fidelity), home RF, ultra wide band (UWB), or push-to-talk (PTT). The near field broadcasting method of the transceiver of a near field wireless broadcasting system of the above. A computer-readable recording medium having recorded thereon a program for executing the method of any one of claims 11 to 12.

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