KR100919830B1 - Broadcasting system in school - Google Patents

Abstract

PURPOSE: A school broadcast system is provided to make the unified broadcasting possible for announcement and an emergency. CONSTITUTION: A school broadcast system comprises an audio source unit(10), a main control unit(20), plural emergency bell guide systems(30), an emergency bell control device(40), a main control computer(50), and a high definition image television receiver(60). The audio source unit provides sound data for informing of school hours and a voice signal at a designated time. The main control unit branches the sound data of the audio source unit and then outputs it.

Description

School broadcast system {BROADCASTING SYSTEM IN SCHOOL}

The present invention relates to a school broadcasting system, and more particularly, to a school broadcasting system in which emergency alarm systems, a broadcasting system, and an electronic system are connected to each other.

In general, a CCTV camera, a public address (PA) broadcasting system, an emergency call system, and an emergency alarm system are separately installed and used in a school. However, since these systems are operated separately and not integrated control, the stability and efficiency of the system is lowered, and therefore there is a problem that it is difficult to quickly respond to an emergency situation.

In addition, each system must be installed and managed separately, resulting in high system installation and management costs. Therefore, there is a need for a system capable of reducing management costs by configuring several systems into one integrated system.

In particular, recently, many electronic blackboards installed in schools are driven individually for each classroom, so there is a need for a system that can manage the electronic blackboard integrally.

The technical problem of the present invention is to provide a school broadcasting system systemized by connecting emergency alert systems, a broadcasting system, and an electronic system to each other.

Another technical problem of the present invention is to provide a school broadcasting system capable of integrated management of information input such as emergency situation, entrance information, departure information, and announcement in a classroom.

According to an aspect of the present invention, there is provided a school broadcasting system including: an audio source device for providing sound data regarding school class time notification information at a specified time or providing a voice signal; A main control device electrically connected to the audio source device to receive sound data from the audio source device, convert the sound data into an FM signal, and simultaneously branch and output sound data of the audio source device; A plurality of emergency bell guide devices installed in a corridor, a playground, and a gymnasium of a school, and storing sound signals related to alarms and audibly outputting the sound signals when a control signal is received; An emergency bell control device for outputting and driving a sound signal to each of the plurality of emergency bell guide devices; A main control computer electrically connected to the main control device to control matters related to the output of the audio source device and the emergency bell control device connected to the main control device; A high-definition image receiver (HD TV) installed in each room of the school and visually showing an image screen by receiving an image signal; Emergency switch installed in each room of the school; Speakers installed in each room of the school, and outputs an acoustic signal as an acoustic sound; It is installed in each room of the school, a guide device for converting the voice of a person into an electrical signal to be delivered to the speaker; It is installed in each room of the school, receives the audio signal output from the main control device and transmits it to the speaker, receives the image data from the outside, decodes the video signal and outputs it to the high-definition image receiver, the emergency switch A terminal server transferring the turn on state of the emergency switching to the main controller at the turn on of the main controller; An RF coupling device for wirelessly connecting the terminal server and the main control device; And an electronic board installed in each classroom of the school and electrically connected to the terminal server to recognize a handwritten input signal and transmit the handwritten input signal to the main controller. Characterized in that comprises a.

In this case, the main control device is composed of a plurality of, an FM modulator electrically connected to the audio source device for receiving sound data from the audio source device to convert the FM signal; A synthesizer electrically connected to the FM modulator to synthesize the FM signal converted into the FM modulator; An audio mixer electrically connected to the audio source device to mix voice data provided from the audio source device; An electronic volume electrically connected to the audio mixer to receive the mixed voice data; It is electrically connected to the main control computer, and receives a signal relating to the control of the main control computer to turn on or off the power of the plurality of FM modulators, and receives a signal relating to the control of the main control computer A controller for adjusting the size of the electron volume; An RX demodulator electrically connected between a transmission / reception linker and the control unit and RX demodulating a signal transmitted from the transmission / reception linker to the control unit; A TX modulation unit electrically connected between the transmission / reception linker and the control unit and configured to perform TX modulation on a signal transmitted from the control unit to the transmission / reception linker; And a control unit transmitting and receiving linker electrically connected between the synthesizing unit and the RF combining device and configured to transmit or receive a plurality of packets defined by a communication protocol to connect the main control unit and the terminal server to a wired or wireless communication network. ; It may be configured to include.

The terminal server may further include a terminal server transmission / reception linker configured to transmit or receive a plurality of packets prescribed by a communication protocol to connect the main controller and the terminal server to a wired or wireless communication network; An HD audio and video decoder for decoding an audio signal output from the transmission / reception linker and decoding a video signal input through an external input; An FM receiver which receives the FM signal output from the transmission / reception linker and demodulates the audio signal; A digital amplifier for amplifying an acoustic signal output from the FM receiver; A microcomputer that recognizes text input from the electronic board and transmits text data to the main controller; A data demodulator for demodulating data transmitted from the terminal server transmission / reception linker to the microcomputer; A data modulator for modulating data transmitted from the microcomputer to the terminal server transmission / reception linker; A modem electrically connected to the transmission and reception linker, the modem connecting the electronic board to an external internet network; And a switching hub electrically connected between the modem and the electronic board, and capable of simultaneous connection with a computer and IP telephones in addition to the electronic board. It may be configured to include.

As described above, according to the present invention, since the emergency alert systems, the broadcasting system, and the electronic system are connected to each other and systemized, the integrated broadcasting related to the guide broadcasting is possible, the integrated broadcasting is possible even in an emergency, and the emergency situation in the classroom It is possible to input information such as entrance and exit information and announcements, and it is possible to integrate and manage a small number of people.

1 is a block diagram of a school broadcasting system according to an embodiment of the present invention.

2 is a block diagram showing in more detail the periphery of the terminal server shown in FIG.

Explanation of symbols on the main parts of the drawings

10; Audio source device 20; Main controller

30; Emergency bell guide 40; Emergency Bell Control

50; Main computer 60; High definition image receiver

70; Emergency switch 80; speaker

90; Guide device 100; Terminal Server

110; RF coupling device 120; Electronic board

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

Hereinafter, the components constituting the school broadcasting system according to an embodiment of the present invention, the roles of the components, and the combination of the components will be described.

1 is a block diagram of a school broadcasting system according to an embodiment of the present invention. 2 is a block diagram illustrating in more detail the periphery of the terminal server shown in FIG. 1.

As shown in Figure 1 and 2, the school broadcasting system according to an embodiment of the present invention is the audio source device 10, the main control device 20, the emergency bell guide device 30, emergency bell control device 40 ), Main computer (50), high-definition image receiver (60), emergency switch (70), speaker (80), guide device (90), terminal server (100), RF coupling device (110), and electronic board (120) It is formed, including.

The audio source device 10 serves to provide sound data regarding school class time notification information at a designated time or to provide a voice signal. Here, the acoustic data provided by the audio source device 10 is data containing information for notifying students of the time by ringing bells at the start time, the end time of the class, and the end time of the school. In addition, the audio source device 10 may be linked with a microphone to provide a broadcaster's voice signal as sound data.

The main controller 20 is electrically connected to the audio source device 10 to receive sound data from the audio source device 10, convert the sound data into an FM signal, and simultaneously branch and output the sound data of the audio source device 10. do.

In the present embodiment, the main controller 20 is the FM modulator 21, the synthesizer 22, the audio mixer 23, the electronic volume 24, the controller 25, the RX demodulator 26, TX modulation The unit 27 and the control unit transmission and reception linker 28 is formed.

The FM modulator 21 is composed of a plurality. In addition, the FM modulator 21 is electrically connected to the audio source device 10 to receive voice data from the audio source device 10 and convert the voice data into an FM signal. Here, the FM modulator 21 serves to convert a plurality of voice data provided from the audio source device 10 into respective designated FM frequencies. Therefore, the terminal server 100 receiving a signal from the FM modulator 21 can receive a plurality of FM signals with a single cable, thereby allowing multiple broadcasting to receive different FM signals for each classroom.

The synthesizer 22 is electrically connected to the FM modulator 21 to synthesize the FM signal converted into the FM modulator 21. The combining unit 22 serves to reduce the number of lines by integrating the FM modulator 21 into a single line by combining.

The audio mixer 23 is electrically connected to the audio source device 10 to mix sound data provided from the audio source device 10. Here, the audio mixer 23 mixes sound data provided from the audio source device 10, thereby converting the voice data into analog sound data and delivering the same to the electronic volume 24.

The electron volume 24 is composed of a plurality. In addition, the electronic volume 24 is electrically connected to the audio mixer 23 and receives the mixed voice data from the audio mixer 23.

The control unit 25 is electrically connected to the main control computer 50 and controls the overall matter of the control operation performed by the control unit 25 by the main control computer 50. The controller 25 may be formed of a central processing unit such as a microprocessor.

In this case, the controller 25 receives a signal related to the control of the main control computer 50 and controls the operation state of the plurality of FM modulators 21. In addition, the controller 25 receives a signal related to the control of the main controller computer 50 and adjusts the sizes of the plurality of electron volumes 24.

The RX demodulator 26 is electrically connected between the transmission and reception linker 28 and the control unit 25, and RX demodulates a signal transmitted from the terminal server to the control unit 25. In this case, the RX demodulator 26 demodulates a signal transmitted by being modulated at a specific frequency in the terminal server and transmits the demodulated signal to the controller 25.

The TX modulator 27 is electrically connected between the electronic volume 24 and the controller 25, and TX demodulates the signal transmitted from the controller 25 to the electronic volume 24. In this case, the TX modulator 27 serves to match the signal transmitted from the controller 25 to the electronic volume 24.

The control unit transmission and reception linker 28 is electrically connected between the synthesis unit 22 and the RF coupling device 110, and the protocol as a communication protocol to connect between the main control unit 20 and the terminal server 100 to a wired communication network Or receive multiple packets.

The plurality of emergency bell guide device 30 is installed in the corridor, playground and gymnasium of the school. In addition, the emergency bell guide device 30 stores the sound signal related to the alarm, and when the control signal is input to output the sound signal acoustically. Here, the sound signal generated by the emergency bell guide device 30 is a device for generating an acoustic wave mechanically or voicely when receiving a control signal.

The emergency bell control device 40 outputs and drives a control signal to each of the plurality of emergency bell guide devices 30. Here, the emergency bell control device 40 is an amplifier for amplifying the control signal input to the emergency bell guide device 30, and whether or not to output a control signal output to each of the plurality of emergency bell guide device (30) It can be formed including a switch and a volume control device for determining.

The main control computer 50 is electrically connected to the control unit 25 of the main control unit 20 and serves to set a control related to the control of the control unit 25. Here, the main control computer 50 sets the control unit 25 and is electrically connected to the main control device 20 and related to the output of the audio source device 10 and the emergency bell control device 40 connected to the main control device 20. Control.

In addition, the main control computer 50 may monitor each situation input from the terminal server 100 to know the matters and the various situations of the classroom.

The audio source device 10, the main control device 20, the main control computer 50, and the emergency bell control device 40 are installed in a broadcasting room, a situation room, or a security room of a school, and are used in the first half of a broadcast or emergency in a school. It can be controlled and managed in one place.

The high definition image receiver (HD TV) 60 is installed in each room of the school and visually shows an image screen by receiving an image signal. These high quality image receivers 60 are installed in each classroom of the school for audiovisual lessons.

The emergency switch 70 is installed in each room of the school so that students can press at the moment of emergencies generated during the class time or off-class time of the school.

The speaker 80 is installed in each room of the school, and outputs an acoustic signal as an acoustic sound. The speaker 80 receives the sound signal output from the audio source device 10 and outputs the sound signal to each room of the school.

The guide device 90 is installed in each room of the school. The guide device 90 may include a microphone for converting a human voice into an electrical signal and an amplifier for amplifying an acoustic signal of the microphone. Such a guide device 90 serves to amplify the voice spoken by the instructor in class and transmit it to the digital amplifier 104 and then output the speaker 80.

The terminal server 100 is composed of a plurality so as to be installed in each room of the school. In addition, the terminal server 100 receives a sound signal output from the audio source device 10 to the main controller 20 and transmits the sound signal to the speaker 80. In addition, the terminal server 100 receives the image data from the outside, decodes it, converts it into a video signal, and outputs it to the high quality image receiver 60. In addition, the terminal server 100 transmits the turn-on state of the emergency switch 70 to the main controller 20 at the turn-on of the emergency switch 70.

In this embodiment, the terminal server 100 is a terminal server transmission and reception linker 101, HD audio and video decoder 102, FM receiver 103, digital amplifier 104, microcomputer 105, data demodulator 106 ), A data modulator 107, a switching hub 108, and a modem 109.

The terminal server transmission / reception linker 101 transmits or receives a plurality of packets regulated by a communication protocol to connect the main control device 20 and the terminal server 100 to a wired or wireless communication network.

The HD audio and video decoder 102 decodes an acoustic signal output from the transmission / reception linker 101. Also, the HD audio and video decoder 102 decodes a video signal input through an external input and outputs a video to the high quality image receiver 60.

The FM receiver 103 is electrically connected between the transmission and reception linker 101 and the digital amplifier 104, and demodulates the FM signal output from the transmission and reception linker 101 and outputs the demodulated FM signal to the digital amplifier 104.

The digital amplifier 104 amplifies an acoustic signal output from the FM receiver 103. In addition, the digital amplifier 104 amplifies a sound signal output from the HD audio and video decoder 102 through an external input and serves to output to the speaker 80.

The microcomputer 105 recognizes the text information input from the electronic board 120 and the setting state, and transmits a related signal to the main controller 20.

In this case, the microcomputer 105 transmits the information input through the electronic board 120 to the main control device 20 through the RF coupling device 110 to display the electronic board 120 on the monitoring screen of the main control computer 50. It plays a role of recognizing the information inputted in. In addition, the microcomputer 105 may be attached to a secondary memory to temporarily store the information.

In this case, the microcomputer 105 may exchange data written on the electronic board 120 between the terminal server 100 installed in each room and exchange them with each other.

In addition, the microcomputer 105 may be electrically connected to the digital amplifier 104 to adjust the level of the sound signal output from the digital amplifier 104 or correction of the sound range.

The data demodulator 106 demodulates data transmitted from the terminal server transmission / reception linker 101 to the microcomputer 105.

The data modulator 107 modulates data transmitted from the microcomputer 105 to the terminal server transmission / reception linker 101.

The modem 108 is electrically connected between the transmit / receive linker 101 and the switching hub 109. The modem 108 enables the electronic board 120, a computer, and an IP telephone to connect to an external internet network to perform internet communication.

The switching hub 109 is electrically connected between the modem 108 and the electronic board 120. Here, the switching hub 109 may be connected to a computer and an IP phone in addition to the electronic board 120 to transmit and receive data even when the electronic board 120, the computer, and the IP phones are simultaneously connected to the modem 108. do.

The RF coupling device 110 integrates and transmits data transmitted and received by the plurality of terminal servers 100 to one terminal device so that the plurality of terminal servers 100 can communicate with the main controller 20. That is, the RF coupling device 110 performs communication by connecting a communication between the terminal servers 100 or the communication between the terminal server 100 and the main controller 20 with one cable. Here, matters related to the frequency band and the communication protocol of the RF coupling device 110 are well known techniques, and thus will not be described in detail.

The electronic board 120 is installed around the blackboard in each room of the school or overlapping with the blackboard. In addition, the electronic board 120 is installed in the facilities of the school, such as a gymnasium, a teaching gate, and a professor's room, in addition to the classroom.

Here, the electronic board 120 is electrically connected to the terminal server 100, when the instructor enters or leaves the classroom, the gymnasium, the teaching hall, and the faculty room for the education or use of the facility, Recognizing a character writing the exit situation, and transmits the data related to the character to the control unit 25 of the main controller 20.

In this case, the control unit 25 of the main controller 20 transmits the text information to the control computer 50, and the control computer 50 reads the text information and converts the text information into voice information to be coupled to the control computer 50. The speaker converts the audio information into audio information.

On the other hand, the electronic board 120 generates a character image in a bit or word unit, such as a tablet function and an image character reading function (OCR), and transmits the character information recorded on the electronic board 120 to the microcomputer 105. Can be.

In addition, the electronic board 120 may be provided with a keypad to generate a language recorded by the keypad function recorded by the user as text data, and transmit the text data to the control computer 50 through the microcomputer 105.

In addition, the electronic board 120 stores the contents related to the voice spoken by the user instead of the text information, and then transmits the contents to the control computer 50 through the microcomputer 105 to transmit the electronic board 120 from the control computer 50. You can also send out the recorded voice data.

Hereinafter, driving of a school broadcasting system according to an embodiment of the present invention will be described, and driving of a school broadcasting system according to an embodiment of the present invention will be described in each case.

First, the manager in the situation room of the school operates the control computer 50 to wait for the main controller 20 in a ready state when the class time starts.

Subsequently, the manager executes the sound data of the audio source device 10 and transmits the sound data regarding the ring tone regarding the start of the class time to the plurality of FM modulators.

Then, in the FM modulator 21 for modulating the sound data into the FM signal, the FM combiner 21 converts the sound data synthesized by the synthesizer 22 into a packet by the protocol of the communication protocol. Will be sent.

Subsequently, in the RF combining apparatus 110, the data of the packet unit received from the main controller 20 transmitting and receiving linker is transmitted to the terminal server transmitting and receiving linker 101 of the terminal server 100.

Next, the terminal server transmit / receive linker 101 combines the data of the packet unit, converts the data into sound data, sends the signal to the FM receiver 103, amplifies the sound data through the digital amplifier 104, and delivers the sound data to the speaker 80. do.

Then, the speaker 80 outputs a ringtone regarding the start of the class time of the school, students or instructors can receive the ringtone regarding the start of the class to know the start of the class.

The above driving outputs the audio signal input to the audio source device 10 at the end time of the school, the lunch time, and the end time of the school so that the instructors or students can recognize the current school situation. In addition, instructors or students can listen to various matters even when inputting transmission matters generated in the school through the audio source device 10.

In addition, the school broadcasting system according to an embodiment of the present invention may be utilized in an emergency.

In other words, when the emergency room such as a fire is reported or received from the fire sensor (not shown) in the situation room of the school, the control unit 25 controls the electronic volume 42 to output acoustic data regarding the emergency signal. The emergency bell is sent to the control device (40).

Then, the emergency bell control device 40 is to guide the emergency evacuation command for the fire situation through the emergency bell alarm guide device (90).

In addition, when an emergency situation occurs in the classroom, when someone presses the emergency switch 70, the digital amplifier 104 serves to generate a sound signal through the speaker 80 to inform the outside.

Then, people around the classroom can hear the emergency signal generated through the speaker 80, go to the classroom can grasp the situation.

On the other hand, in the school broadcasting system according to an embodiment of the present invention, when the instructor uses the electronic board 120, the microcomputer 105 of the text data or recorded voice information recorded on the electronic board 120, the terminal server 100; Through the control unit 25 of the main control unit 20 through.

Thereafter, the controller 25 transmits text data or voice information transmitted from the electronic board 120 to the main control computer 50.

Then, the main control computer 50 converts the voice information transmitted to the electronic board 120 to the voice information and transmits it to the manager, or sends the voice information transmitted to the electronic board 120 to the manager.

In this case, the manager of the situation room can know the situation in which the instructor or the manager enters or leaves the room or leave information in each facility with the electronic board 120 installed.

Here, since the electronic board 120 is installed in a facility such as a classroom, a gymnasium, a teaching hall, and a professor's room, the manager can check whether the facility is accessible through text or voice information recorded on the electronic board 120.

Claims (3)

An audio source device providing sound data regarding school class time notification information at a designated time or providing a voice signal; A main control device electrically connected to the audio source device to receive sound data from the audio source device, convert the sound data into an FM signal, and simultaneously branch and output sound data of the audio source device; A plurality of emergency bell guide devices installed in a corridor, a playground, and a gymnasium of a school, and storing sound signals related to alarms and audibly outputting the sound signals when a control signal is received; An emergency bell control device for outputting and driving a control signal to each of the plurality of emergency bell guide devices; A main control computer electrically connected to the main control device to control matters related to the output of the audio source device and the emergency bell control device connected to the main control device; A high-definition image receiver (HD TV) installed in each room of the school and visually showing an image screen by receiving an image signal; Emergency switch installed in each room of the school; Speakers installed in each room of the school, and outputs an acoustic signal as an acoustic sound; It is installed in each room of the school, a guide device for converting the voice of a person into an electrical signal to be delivered to the speaker; It is installed in each room of the school, receives the audio signal output from the main control device and transmits it to the speaker, receives the image data from the outside, decodes the video signal and outputs it to the high-definition image receiver, the emergency switch A terminal server transferring the turn on state of the emergency switching to the main controller at the turn on of the main controller; An RF coupling device for wirelessly connecting the terminal server and the main control device; And, An electronic board installed in each classroom of a school, electrically connected to the terminal server, recognizing a handwritten input signal, and transmitting the handwritten input information to the main controller; School broadcast system, characterized in that comprises a. The method of claim 1, The main controller An FM modulator configured to be plural in number and electrically connected to the audio source device to receive sound data from the audio source device and convert the sound data into an FM signal; A synthesizer electrically connected to the FM modulator to synthesize the FM signal converted into the FM modulator; An audio mixer electrically connected to the audio source device to mix voice data provided from the audio source device; An electronic volume electrically connected to the audio mixer to receive the mixed voice data; It is electrically connected to the main control computer, and receives a signal relating to the control of the main control computer to turn on or off the power of the plurality of FM modulators, and receives a signal relating to the control of the main control computer A controller for adjusting the size of the electron volume; An RX demodulator electrically connected between a transmission / reception linker and the control unit and RX demodulating a signal transmitted from the transmission / reception linker to the control unit; A TX modulation unit electrically connected between the transmission / reception linker and the control unit and configured to perform TX modulation on a signal transmitted from the control unit to the transmission / reception linker; And, A control unit transmission / reception linker electrically connected between the synthesis unit and the RF combining device, and configured to transmit or receive a plurality of packets regulated by a communication protocol between the main control unit and the terminal server to a wired or wireless communication network; School broadcast system, characterized in that comprises a. The method of claim 1, The terminal server A terminal server transmission / reception linker for transmitting or receiving a plurality of packets prescribed by a communication protocol to connect the main controller and the terminal server to a wired or wireless communication network; An HD audio and video decoder for decoding an audio signal output from the transmission / reception linker and decoding a video signal input through an external input; An FM receiver which receives the FM signal output from the transmission / reception linker and demodulates the audio signal; A digital amplifier for amplifying an acoustic signal output from the FM receiver; A microcomputer that recognizes text input from the electronic board and transmits text data to the main controller; A data demodulator for demodulating data transmitted from the terminal server transmission / reception linker to the microcomputer; And A data modulator for modulating data transmitted from the microcomputer to the terminal server transmission / reception linker; A modem electrically connected to the transmission and reception linker, the modem connecting the electronic board to an external internet network; And A switching hub electrically connected between the modem and the electronic board, wherein the switching hub enables simultaneous connection with a computer and IP telephones in addition to the electronic board; School broadcast system, characterized in that comprises a.