CN218998081U

CN218998081U - Broadcast receiving and expanding machine supporting 5G communication

Info

Publication number: CN218998081U
Application number: CN202223518433.5U
Authority: CN
Inventors: 葛虎峰; 范建飞; 王明敏; 宋涛; 陈宝霞; 汪健; 周伟; 邓勇; 朱允斌
Original assignee: Oriental Cable Network Co ltd
Current assignee: Oriental Cable Network Co ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-05-09
Anticipated expiration: 2032-12-28

Abstract

The utility model relates to a broadcast receiving and expanding machine supporting 5G communication, which comprises the following steps: a speaker; the audio amplifying module is electrically connected with the loudspeaker; the emergency broadcast main control module is electrically connected with the audio amplification module; and the 5G receiving module is electrically connected with the emergency broadcast main control module. The 5G receiving module comprises: a 5G radio frequency antenna unit; the 5G main control decoding chip is electrically connected with the 5G radio frequency antenna unit and is electrically connected with the emergency broadcast main control module through the signal output interface. The emergency broadcast main control module comprises: the storage sub-module comprises a FLASH unit; the control chip is electrically connected with the storage submodule and is electrically connected with the 5G receiving module through the signal input interface; and the audio signal output unit is electrically connected with the control chip. Compared with the prior art, the method solves the problems of high construction cost, poor mobility in special scenes, inflexibility in networking and difficult environmental laying.

Description

Broadcast receiving and expanding machine supporting 5G communication

Technical Field

The utility model relates to the technical field of wireless communication, in particular to a broadcast transceiver supporting 5G communication.

Background

Emergency broadcasting refers to providing a rapid and fast message transmission channel when sudden public crisis such as major natural disasters, sudden events, public health, social security and the like occur.

The broadcasting in the analog age is based on a simple structure of a microphone, a power amplifier and a loudspeaker, or adopts a low-power wireless frequency modulation transmitting mode. The digital broadcasting era adopts TS or IP digital coding transmission mode, and has basic instruction control, including remote switch, volume control and regional point-to-point broadcasting capability. The mode lacks of supervision and monitoring capability, one-way terminals are most, and a manager cannot intuitively and accurately know the running condition of the whole system; the emergency broadcasting function and the application are single, the fusion and interconnection capability is not provided, and the simple audio broadcasting can be only carried out.

In the vast and rare areas, the wired network coverage difficulty is high due to weak infrastructure, so that the construction cost of the traditional emergency broadcast is increased. The 700MHz band of 5G has significant advantages in terms of base station coverage, is regarded as a gold band for developing mobile communications, is suitable for 5G underlay networks, and has unique high quality coverage advantages in the ToB service field.

Chinese patent application number CN202121552244.2 discloses an intelligent receiving and expanding machine based on emergency management, including receiving and expanding machine shell, tweeter and control panel, tweeter fixed connection is on receiving and expanding machine shell positive right side, control panel fixed connection is on receiving and expanding machine shell positive left side. According to the utility model, the output end is driven by the screw rod to move left and right through the starting motor, the screw sleeve drives the vertical plate to move left and right, the screw sleeve drives the transverse plate to move left and right through the sliding block and the sliding groove, dust on the front surface and the top of the collecting and expanding machine is removed through the hairbrush by the vertical plate and the transverse plate, the problem that the collecting and expanding machine cannot be used under normal conditions is solved, only after some emergency situations occur, the collecting and expanding machine can be used for field management, a large amount of dust is attached to the surface of the collecting and expanding machine after the collecting and expanding machine is placed for a long time, the use of the collecting and expanding machine is affected, the emergency situations can not be well dealt with, the irrecoverable loss or casualties can be caused, and the automatic dust removing advantage is provided. However, no improvement is made in the communication scheme of the broadcast receiver.

In summary, there is currently a lack of an emergency broadcast transceiver supporting the 5g 700mhz band.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide a broadcast transceiver supporting 5G communication, so as to solve the problem that the emergency broadcast construction cost is high due to the fact that the coverage difficulty of a wired network is high in part of areas due to weak infrastructure.

The aim of the utility model can be achieved by the following technical scheme:

the utility model provides a broadcast receiving and expanding machine supporting 5G communication, which comprises the following steps: a speaker; the audio amplification module is electrically connected with the loudspeaker; the emergency broadcast main control module is electrically connected with the audio amplification module; and the 5G receiving module is electrically connected with the emergency broadcast main control module.

As a preferred technical solution, the 5G receiving module includes: a 5G radio frequency antenna unit; and the 5G main control decoding chip is electrically connected with the 5G radio frequency antenna unit and is electrically connected with the emergency broadcast main control module through a signal output interface.

As an preferable technical scheme, the 5G receiving module further includes a first power supply unit and a first operation indicating unit electrically connected with the 5G main control decoding chip respectively.

As an preferable technical scheme, the emergency broadcast main control module includes: the storage sub-module comprises a FLASH unit; the control chip is electrically connected with the storage submodule and is electrically connected with the 5G receiving module through a signal input interface; and the audio signal output unit is electrically connected with the control chip.

As an optimized technical scheme, the emergency broadcast main control module further comprises a second power supply unit and a second operation indicating unit which are respectively and electrically connected with the control chip.

As an preferable technical scheme, the 5G receiving module further includes a SIM card slot unit.

As an preferable technical scheme, the emergency broadcast main control module further comprises an RF demodulation unit and/or an ethernet unit electrically connected with the control chip.

As an optimal technical scheme, the model of the emergency broadcast main control module is NUC975, the model of the 5G receiving module is RG200U, and the model of the audio amplifying module is CS8623E.

As the preferable technical scheme, the device also comprises a volume potentiometer which is connected with the audio amplifying module.

As a preferable technical scheme, the loudspeaker is a sound column and/or a tweeter.

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

(1) The 5G receiving module is arranged, an area which can be covered by a wired network can be used as a main transmission channel by relying on a bidirectional network, effective coverage of emergency signals is ensured, and point supplement installation is carried out through 5G communication in a place which cannot be reached by the wired network, so that the problems of high construction cost, poor mobility in special scenes, inflexibility in networking and difficult environmental laying are solved.

(2) The wireless technology supports the characteristics of accessing a 5G 700M frequency band network, 700MHz long-distance coverage of 5G, enhanced mobile broadband (eMBB), low time delay and high reliability (uRLLC) and mass machine type communication (mMTC), and breaks through the limitations of the prior wireless technology in the aspects of reliability, connection density, transmission capability and the like.

Drawings

Fig. 1 is a schematic diagram of the structure of a broadcast receiving and expanding machine in embodiment 1;

fig. 2 is a schematic detailed view of the structure of the broadcast receiving and expanding machine in embodiment 1;

fig. 3 is a circuit diagram of a 5G rf antenna unit in embodiment 1;

fig. 4 is a circuit diagram of a 5G master control decoding chip in embodiment 1;

fig. 5 is a circuit diagram of the emergency broadcast master control module in embodiment 1;

fig. 6 is a circuit diagram of a second power supply unit in embodiment 1;

fig. 7 is a circuit diagram of an audio amplifying module in embodiment 1,

wherein, 1, a loudspeaker, 2, an audio amplifying module, 3, an emergency broadcast main control module, 301, a FLASH unit, 302, a control chip, 303, a signal input interface, 304, an audio signal output unit, 305, a second power supply unit, 306 and a second operation indicating unit, 307, RF demodulation unit, 308, ethernet unit, 4, 5G receiving module, 401, 5G radio frequency antenna unit, 402, 5G master control decoding chip, 403, signal output interface, 404, first power supply unit, 405, first operation indication unit, 406, SIM card slot unit.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

It should be noted that the terms "first," "second," and "second" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Example 1

As shown in fig. 1, the present embodiment provides a broadcast transceiver, which includes a speaker 1, an audio amplifying module 2, an emergency broadcast main control module 3, and a 5G receiving module 4. The audio amplifying module 2 is electrically connected with the loudspeaker 1, the emergency broadcast main control module 3 is electrically connected with the audio amplifying module 2, and the 5G receiving module 4 is electrically connected with the emergency broadcast main control module 3. A circuit diagram of the audio amplification module is shown in fig. 7.

A schematic detailed view of the structure of the broadcast receiver is shown in fig. 2. The 5G receiving module 4 includes: the device comprises a 5G radio frequency antenna unit 401, a 5G master control decoding chip 402, a first power supply unit 404, a first operation indicating unit 405 and a SIM card slot unit 406. As shown in fig. 4, which is a circuit diagram of a 5G main control decoding chip, the 5G main control decoding chip 402 is electrically connected with the 5G radio frequency antenna unit 401 and is electrically connected with the emergency broadcast main control module 3 through the signal output interface 403; the first power supply unit 404 and the first operation indicating unit 405 are electrically connected with the 5G main control decoding chip 402, respectively. A circuit diagram of a 5G rf antenna unit is shown in fig. 3.

A circuit diagram of the emergency broadcast master control module is shown in fig. 5. The emergency broadcast master control module 3 includes: a storage sub-module, a control chip 302, an audio signal output unit 304, a second power supply unit 305, a second operation instruction unit 306, an RF demodulation unit 307, and an ethernet unit 308. The storage submodule comprises a FLASH unit 301; the control chip 302 is electrically connected with the storage submodule and is electrically connected with the 5G receiving module 4 through the signal input interface 303; an audio signal output unit 304 electrically connected to the control chip 302; the second power supply unit 305 and the second operation instruction unit 306 are electrically connected to the control chip 302, respectively. The RF demodulation unit 307 and the ethernet unit 308 are electrically connected to the control chip 302, respectively; the RF demodulation unit 307 and the ethernet unit 308 are electrically connected to the control chip 302. A circuit diagram of the second power supply unit is shown in fig. 3.

In this embodiment, the model of the emergency broadcast main control module 3 is NUC975, the model of the 5G receiving module 4 is RG200U, and the model of the audio amplifying module 2 is CS8623E. The speaker 1 is a sound pillar, and the model of the second power supply unit 305 is EA3036.

The working process of the equipment is as follows: after the device is powered on, the first power supply unit 404 of the 5G receiving module 4 starts to work to supply power to each unit part. The first operation indication unit 405 of the 5G receiving module 4 starts power indication, the 5G main control decoding chip 402 starts initialization, the 5G radio frequency antenna unit 401 is connected in a driving way, the SIM card slot unit 406 starts to read the SIM card of the operator, after the SIM information is read, the main control module starts network registration, after the network registration is successful, the first operation indication unit 405 is used for indicating that the registration is successful, and the signal output interface 403 sends the network data received by the 5G receiving module 4 to the emergency broadcast main control module 3. The second power supply unit 305 of the emergency broadcast main control module 3 starts to provide working power for each unit, the second operation instruction unit 306 starts to instruct the power supply, the control chip 302 starts to read the program in the FLASH unit 301 and start the initialization program, and performs driving initialization on the RF demodulation unit 307, the ethernet card module 308 and the audio signal output unit 304, and enters the program operation after completion. The signal input interface 303 starts to receive the network registration success information transmitted by the 5G receiving module 4, and starts to register the receiver-expander with the emergency broadcasting platform. And the emergency broadcasting platform feeds back relevant registration data after receiving the registration information of the transceiver, and writes the information of the transceiver into a database to finish platform registration. The receiving and expanding machine receives the registration information fed back by the platform, and displays the registration information on the second operation indicating unit 306 after the registration is successful. The emergency broadcasting platform starts to send broadcasting tasks to the receiving and expanding machine, pushes audio stream data, starts and initializes the audio amplifying module 2 after the receiving and expanding machine receives task information, decodes the received audio data stream, sends the decoded audio data stream to the audio signal output unit 304 for digital-to-analog audio conversion, sends the decoded audio data stream to the audio amplifying module 2 for amplifying, and the amplified audio signal gives the loudspeaker 1 to sound. After the broadcasting starts, the control chip 302 feeds back the task completion to the platform.

Based on the above access mode, the 5G 700MHz frequency band network is well adapted, the transmission mode that the broadcast and television emergency broadcast can only use the wired network originally is well supplemented, and the wired network and the wireless network are converged in one device to realize the integration of the form and the function. The emergency broadcast transmission mode is more diversified.

Example 2

In comparison with embodiment 1, in this embodiment, each module in embodiment 1 is packaged on a housing matched with the module, and the module serves as a host of the transceiver. The main machine of the receiving and expanding machine has the size of 200mm, 140mm, 50mm, a power input interface and/or a fuse interface and/or a built-in power supply, and the front panel is also provided with a power indicator lamp, a network port, an RF input, an audio power output, a volume potentiometer and the like. The volume potentiometer is connected with the audio amplifying module 2 and used for controlling the volume. In addition, in the present embodiment, the speaker 1 is replaced with a tweeter.

The receiver has a 5G network signal and an RF frequency modulated input. The system has the functions of receiving emergency broadcast IP signals, analyzing the broadcasting and controlling of the emergency broadcast signals, supporting real-time voice feedback monitoring, inputting frequency modulation emergency broadcast signals, supporting national standard emergency broadcast signals, indicating frequency adjustment and high-sensitivity receiving, and forming complementation and backup of various signals. The product has the characteristics of multifunction and high integration, and provides good stability.

While the utility model has been described with reference to certain preferred embodiments, it will be understood by those skilled in the art that various changes and substitutions of equivalents may be made and equivalents will be apparent to those skilled in the art without departing from the scope of the utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims

1. A broadcast receiver-expander supporting 5G communications, comprising:

a speaker (1);

an audio amplification module (2) electrically connected with the loudspeaker (1);

the emergency broadcast main control module (3) is electrically connected with the audio amplification module (2);

and the 5G receiving module (4) is electrically connected with the emergency broadcast main control module (3).

2. A broadcast receiving and expanding machine supporting 5G communication according to claim 1, wherein said 5G receiving module (4) comprises:

a 5G radio frequency antenna unit (401);

the 5G main control decoding chip (402) is electrically connected with the 5G radio frequency antenna unit (401) and is electrically connected with the emergency broadcast main control module (3) through the signal output interface (403).

3. The broadcast transceiver supporting 5G communication according to claim 2, wherein the 5G receiving module (4) further comprises a first power supply unit (404) and a first operation indicating unit (405) electrically connected to the 5G master control decoding chip (402), respectively.

4. A broadcast transceiver supporting 5G communication according to claim 1, wherein the emergency broadcast master control module (3) comprises:

a storage sub-module comprising a FLASH unit (301);

the control chip (302) is electrically connected with the storage submodule and is electrically connected with the 5G receiving module (4) through a signal input interface (303);

and the audio signal output unit (304) is electrically connected with the control chip (302).

5. The broadcast transceiver supporting 5G communication according to claim 4, wherein the emergency broadcast master control module (3) further comprises a second power supply unit (305) and a second operation indicating unit (306) electrically connected to the control chip (302), respectively.

6. A broadcast receiver-expander supporting 5G communication as claimed in claim 1, wherein the 5G receiving module (4) further comprises a SIM card slot unit (406).

7. A broadcast transceiver supporting 5G communication according to claim 1, wherein the emergency broadcast master control module (3) further comprises an RF demodulation unit (307) and/or an ethernet unit (308) electrically connected to the control chip (302).

8. The broadcast transceiver supporting 5G communication according to claim 1, wherein the emergency broadcast master control module (3) is of a type NUC975, the 5G receiving module (4) is of a type RG200U, and the audio amplifying module (2) is of a type CS8623E.

9. A broadcast receiver-expander supporting 5G communication as claimed in claim 1 and further comprising a volume potentiometer (5) connected to the audio amplification module (2).

10. A broadcast receiving and expanding machine supporting 5G communication according to claim 1, characterized in that the loudspeaker (1) is a sound column and/or a tweeter.