CN217770098U

CN217770098U - Emergency IP broadcast with multi-mode input

Info

Publication number: CN217770098U
Application number: CN202221385824.1U
Authority: CN
Inventors: 姚尚奇; 罗泓
Original assignee: Jiangxi Guoxuan Guangdian Technology Co ltd
Current assignee: Jiangxi Guoxuan Guangdian Technology Co ltd
Priority date: 2022-06-06
Filing date: 2022-06-06
Publication date: 2022-11-08
Anticipated expiration: 2032-06-06

Abstract

The utility model relates to an emergency broadcasting field especially relates to an emergent IP broadcast of multi-mode input, including DTMB receiving module, FM receiving module, microphone input module, local sound source input module, DTMB receiving module, FM receiving module, microphone input module, the equal single chip microcomputer of local sound source input module is connected, the singlechip still passes through line connection digital power amplifier, digital power amplifier still is connected with speaker module, the singlechip still is connected with wireless transmitting module, digital power amplifier still is connected with audio processing module, audio processing module passes through audio input module and connects wireless receiving module. When a geological disaster causes line damage, emergency broadcast files input into the single chip microcomputer can be sent out through the wireless transmitting module after being processed, the files sent out by the single chip microcomputer are received through the wireless receiving module connected with the loudspeaker module, the audio files are played through the loudspeaker module, and emergency broadcast is played after the lines are damaged.

Description

Emergency IP broadcast with multi-mode input

[ technical field ] A

The utility model relates to an emergent broadcasting field especially relates to an emergent IP broadcast of multi-mode input.

[ background ] A method for producing a semiconductor device

The national emergency broadcasting center is a major decision made by the nation after severe earthquake disasters such as Wenchuan and Yushu, and the national radio station plays an important role in the situation that electric power, communication and information transmission are damaged and interrupted, so that the construction of a national emergency broadcasting system is new and urgent and becomes an important component in a national emergency system.

However, each loudspeaker is connected with the single chip microcomputer of the control center through a line, and the loudspeaker cannot work due to the fact that the line is damaged when geological disasters occur.

The utility model discloses it is not enough to provide to study to prior art promptly.

[ Utility model ] content

The utility model aims at overcoming the shortcoming of above-mentioned prior art, provide an emergent IP broadcast of multimode input.

The utility model discloses can realize through following technical scheme:

the utility model discloses an emergent IP broadcast of multi-mode input, including DTMB receiving module, FM receiving module, microphone input module, local sound source input module, DTMB receiving module, FM receiving module, microphone input module, the equal single chip microcomputer of local sound source input module are connected, the singlechip still passes through line connection digital power amplifier, digital power amplifier still is connected with speaker module, the singlechip still is connected with wireless transmitting module, digital power amplifier still is connected with audio processing module, audio processing module passes through audio input module and connects wireless receiving module. The DTMB receiving module assembly and the FM receiving module assembly respectively pass through I with the singlechip ² The C standard protocol is connected, digital broadcast is received by the DTMB receiving module, data is transmitted to the loudspeaker after the data is decoded by the single chip microcomputer and is played by the loudspeaker module, radio waves sent by a broadcasting station can be received by the FM receiving module, wireless broadcast can be played by the loudspeaker, voice can be directly input by the microphone input module, the voice is played by the loudspeaker module after being processed by the single chip microcomputer, a local audio file can be directly input to the single chip microcomputer by the local audio input module and is played by the loudspeaker module after being processed by the single chip microcomputer, when a line is damaged due to geological disasters,the emergency broadcast file input into the single chip microcomputer can be sent out through the wireless transmitting module after being processed, the file sent out by the single chip microcomputer is received through the wireless receiving module connected with the loudspeaker module, the audio file is played through the loudspeaker module, and the emergency broadcast is played after the line is damaged.

Preferably, the mobile phone further comprises a storage battery module, and the storage battery module is electrically connected with the wireless receiving module, the audio input module, the audio processing module, the digital power module and the loudspeaker module. The storage battery module is arranged, so that the loudspeaker module can normally work under the condition that the circuit is damaged and cannot supply power.

Preferably, the single chip microcomputer is further connected with a public network through a limited broadcast input and an IP cloud broadcast network module respectively.

Preferably, the DTMB receiving module, the FM receiving module, the microphone input module and the local sound source input module are all connected with the single chip microcomputer through the input switching unit.

Compared with the prior art, the utility model has the advantages that:

the device can realize the playing of emergency broadcast through the loudspeaker after the line is damaged.

[ description of the drawings ]

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings, in which:

FIG. 1 is a block diagram of the present invention;

[ detailed description ] A

The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings:

as shown in figure 1, the utility model discloses an emergency IP broadcast with multimode input, which comprises a DTMB receiving module, an FM receiving module, a microphone input module and a local sound source input module, wherein the DTMB receiving module, the FM receiving module, the microphone input module and the local sound source input module are all connected with a single chip microcomputer, the single chip microcomputer is also connected with a digital power amplifier through a line, the digital power amplifier is also connected with a loudspeaker module, the single chip microcomputer is also connected with a wireless transmitting module, the digital power amplifier is also connected with an audio processing module,the audio processing module is connected with the wireless receiving module through the audio input module. The DTMB receiving module assembly and the FM receiving module assembly respectively pass through I with the singlechip ² The C standard protocol is connected, the digital broadcast is received by the DTMB receiving module, the digital broadcast is decoded by the single chip microcomputer and then transmitted to the loudspeaker, the digital broadcast is played by the loudspeaker module, the radio waves sent by a broadcasting station can be received by the FM receiving module, the radio broadcast can be played by the loudspeaker, voice can be directly input by the microphone input module, the voice is played by the loudspeaker module after being processed by the single chip microcomputer, a local audio file can be directly input to the single chip microcomputer through the local audio input module and then played by the loudspeaker module, when a line is damaged due to geological disasters, the emergency broadcast file input to the single chip microcomputer can be processed and then sent out by the wireless transmitting module, the file sent by the single chip microcomputer is received by the wireless receiving module connected with the loudspeaker module, the audio file is played by the loudspeaker module, and the emergency broadcast is played after the line is damaged.

The wireless receiving module is electrically connected with the audio input module, the audio processing module, the digital power module and the loudspeaker module. Under normal conditions, 220V civil electricity is used for supplying power to each part, but in the case of circuit damage, the storage battery module can be arranged to realize that the loudspeaker module normally works under the condition that the circuit damage cannot supply power.

The single chip microcomputer is further connected with a public network through a limited broadcast input module and an IP cloud broadcast network module.

The DTMB receiving module, the FM receiving module, the microphone input module and the local sound source input module are all connected with the single chip microcomputer through the input switching unit.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many changes, modifications, substitutions and variations can be made to the embodiments without departing from the technical principles of the present invention, and these changes, modifications, substitutions and variations should also be considered as the protection scope of the present invention.

Claims

1. An emergency IP broadcast with multimode input, comprising: including DTMB receiving module, FM receiving module, microphone input module, local sound source input module, DTMB receiving module, FM receiving module, microphone input module, the equal single chip microcomputer connection of local sound source input module, the single chip microcomputer still passes through line connection digital power amplifier, digital power amplifier still is connected with speaker module, the single chip microcomputer still is connected with wireless transmitting module, digital power amplifier still is connected with audio frequency processing module, audio frequency processing module passes through audio frequency input module and connects wireless receiving module.

2. An emergency IP broadcast of multi-mode input according to claim 1, characterized in that: still contain the battery module, battery module and aforementioned wireless receiving module, audio input module, audio frequency processing module, digital power module and speaker module electric connection.

3. An emergency IP broadcast of multi-mode input according to claim 1, characterized in that: the single chip microcomputer is further connected with a public network through a limited broadcast input module and an IP cloud broadcast network module.

4. An emergency IP broadcast of multi-mode input according to claim 1, characterized in that: the DTMB receiving module, the FM receiving module, the microphone input module and the local sound source input module are all connected with the single chip microcomputer through the input switching unit.