Radio station voice switching system

Abstract

The utility model discloses a radio station voice switching system, comprising at least one short-wave radio station which receives and sends far-end voice data through an HF wireless channel; the at least one ultra-short wave radio station is used for receiving and sending far-end voice data through a VHF (very high frequency) or UHF (ultra high frequency) wireless channel; the network voice switching device comprises a network switching board, a switching board and a power supply module, the switching board is connected with the network switching board through a connector, the network switching board comprises an MCU core module, a serial port circuit and a switching circuit, and the network switching board is used for processing and forwarding voice data. The short-wave radio station and the ultra-short-wave radio station are both in communication connection with the network voice switching device. The radio station voice switching system provided by the utility model can realize automatic switching and control of voice services between a short-wave radio station and an ultra-short-wave radio station, and improves communication efficiency and flexibility.

Description

TECHNICAL FIELD

[0001] The utility model relates to wireless communication technical field, concretely relates to a wireless radio voice switching system. BACKGROUND

[0002] The traditional voice communication between wireless radios mainly transmits through analog signals, which has the problems of low communication efficiency and easy to be interfered. With the development of digital technology, the communication between wireless radios gradually turns to digital, but the existing digital switching system is often single-functioned and cannot meet the communication needs between wireless radios of multiple modes. SUMMARY

[0003] In view of the above-mentioned deficiencies of the existing voice switching system, the utility model provides a wireless radio voice switching system, which can realize the automatic switching and control of voice service between short-wave radios and ultra-short-wave radios and improve the communication efficiency and flexibility.

[0004] To achieve the above-mentioned purpose, the embodiment of the utility model adopts the following technical scheme:

[0005] A wireless radio voice switching system, comprising:

[0006] At least one short-wave radio, which receives and transmits remote voice data through an HF wireless channel;

[0007] At least one ultra-short-wave radio, which receives and transmits remote voice data through a VHF or UHF wireless channel;

[0008] A network voice switching device, comprising a network switching board, a switching board and a power module, wherein the switching board is connected with the network switching board through a connector, the network switching board comprises an MCU core module, a serial port circuit and a switching circuit, the network switching board is used for realizing the processing and forwarding of voice data, and the short-wave radio and the ultra-short-wave radio are in communication connection with the network voice switching device.

[0009] In one embodiment, the network switching board is provided with at least one serial port interface and at least five network port interfaces, and the serial port interface and the network port interface are both externally led out.

[0010] In one embodiment, the switching board comprises a protection circuit and a network tap, and the switching board is provided with at least five externally led-out network interfaces connected with the network tap and used for connecting the short-wave radio or the ultra-short-wave radio.

[0011] In one embodiment, the MCU core module adopts an X2000E-PHY core card.

[0012] In one embodiment, the switching circuit employs a network switching chip of SF2507 type.

[0013] In one embodiment, the network voice switching device is provided with an outgoing management network port, which is used for externally connecting a host computer.

[0014] In one embodiment, the short-wave radio station is connected with the network voice switching device in communication through a network port or an analog audio mode, and the ultra-short-wave radio station is connected with the network voice switching device in communication through a network port or an analog audio mode.

[0015] The wireless radio station voice switching system has the advantages that the wireless radio station voice switching system comprises a short-wave radio station, an ultra-short-wave radio station and a network voice switching device, the short-wave radio station receives and transmits remote voice data through an HF wireless channel, the ultra-short-wave radio station receives and transmits remote voice data through a VHF or UHF wireless channel, the device integrates the short-wave radio station, the ultra-short-wave radio station and the network voice switching device, realizes automatic switching and control of voice services between wireless radio stations, and improves communication efficiency and flexibility. The network switching board is provided with at least one serial port interface and at least five network port interfaces, rich interface resources are provided, and the system is convenient for expansion and management. The system has the advantages of high communication efficiency, good flexibility, high reliability and the like, and is suitable for various wireless communication scenes. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiments. Obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor.

[0017] Figure 1 It is the principle block diagram of the wireless radio station voice switching system of the utility model;

[0018] Figure 2 It is the principle block diagram of the network voice switching device of the utility model. DETAILED DESCRIPTION

[0019] In the description of the utility model, it is necessary to explain that unless there are explicit provisions and limitations, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be fixed connection, can also be detachable connection, or integrated connection: can be mechanical connection, can also be electrical connection: can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to specific circumstances.

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0021] A wireless radio voice switching system comprises a network voice switching device, at least one short wave radio station and at least one ultra-short wave radio station. The short wave radio station receives and transmits remote voice data through an HF wireless channel; the ultra-short wave radio station receives and transmits remote voice data through a VHF or UHF wireless channel. The network voice switching device comprises a network switching board, a switching board and a power module. The network switching board comprises an MCU core module, a serial port circuit and a switching circuit. The network switching board is provided with at least one serial port interface and at least five network port interfaces, and all the interfaces are externally led out. The network switching board realizes the processing and forwarding of voice data through the internally arranged MCU core module, serial port circuit and switching circuit.

[0022] In actual application, the MCU core module adopts an X2000E-PHY core card, and the switching circuit adopts an SF2507 type network switching chip.

[0023] The switching board is connected with the network switching board through a connector. The switching board comprises a protection circuit and a network tap. The switching board is provided with at least five externally led-out network interfaces connected with the network tap, which are used for connecting the short wave radio station or the ultra-short wave radio station. The network tap distributes network audio signals to the corresponding short wave radio station or ultra-short wave radio station. The switching board is further provided with a power port. The protection circuit connects the power port and the power module, and is used for protecting the stable power supply.

[0024] The network voice switching device is further provided with an externally led-out management network port, which is used for externally connecting an upper computer. The upper computer can be a computer. The network voice switching device is configured and managed through computer special software.

[0025] In actual application, the MCU module on the network switching board is in communication connection with the serial port circuit and the switching circuit, so as to realize the analysis, conversion and forwarding of voice data. In the embodiment, the short wave radio station can be in communication connection with the network voice switching device through a network port or an analog audio mode, and the ultra-short wave radio station can be in communication connection with the network voice switching device through a network port or an analog audio mode.

[0026] The working principle of the device is: when the short wave radio station receives voice data sent by a remote short wave radio station through an HF wireless channel, it converts the received analog voice signal into a digital audio signal and outputs it to the network voice switching device through a network cable.

[0027] The wireless radio station voice switching system provided by the utility model realizes the automatic switching and control of voice services between wireless radio stations by integrating the short wave radio station, the ultra-short wave radio station and the network voice switching device, has the advantages of high communication efficiency, good flexibility, high reliability and the like, and is suitable for various wireless communication scenes.

[0028] The above embodiment is a preferred implementation scheme of the utility model, and in addition thereto, the utility model can also be implemented in other modes, and any obvious replacement without departing from the technical scheme concept is within the scope of the utility model patent.

[0029] In order to make the person skilled in the art more conveniently understand the improvement of the utility model relative to the prior art, some drawings and descriptions of the utility model have been simplified, and some other elements have also been omitted in the application file for the sake of clarity, and the person skilled in the art should realize that these omitted elements can also constitute the content of the utility model.

Claims

1. A radio station voice switching system, characterized by, The application relates to a network voice switching device and a network voice switching system. The network voice switching device comprises at least one short-wave radio station, at least one ultra-short-wave radio station, a network switching board, a switching board and a power module, the switching board is connected with the network switching board through a connector, the network switching board comprises an MCU core module, a serial port circuit and a switching circuit, the network switching board is used for realizing processing and forwarding of voice data, and the short-wave radio station and the ultra-short-wave radio station are in communication connection with the network voice switching device. The network switching board is provided with at least one serial port interface and at least five network port interfaces, and the serial port interface and the network port interface are both externally led out. The switching board comprises a protection circuit and a network tap, the switching board is provided with at least five externally led-out network interfaces connected with the network tap and used for connecting the short-wave radio station or the ultra-short-wave radio station.

2. The radio station voice patching system of claim 1, wherein, The MCU core module adopts an X2000E-PHY core card.

3. The radio station voice switching system of claim 1 wherein, The switching circuit adopts an SF2507 type network switching chip.

4. The radio station voice patching system of claim 1, wherein, The network voice switching device is provided with an externally led-out management network port, and the management network port is used for externally connecting an upper computer.

5. The radio station voice patching system of claim 1, wherein, The short-wave radio station is in communication connection with the network voice switching device through a network port or an analog audio mode, and the ultra-short-wave radio station is in communication connection with the network voice switching device through a network port or an analog audio mode.

6. The radio station voice patching system of claim 1, wherein, ​ 7. The radio station voice patching system of claim 1, wherein, ​

Images