CN-224205086-U - Radio station supporting dual transmission modes

CN224205086UCN 224205086 UCN224205086 UCN 224205086UCN-224205086-U

Abstract

The utility model discloses a radio station supporting a dual transmission mode, and belongs to the technical field of radio station communication. The radio station comprises a shell and a radio station main body arranged in the shell, wherein the radio station main body comprises a first circuit layer, a second circuit layer, a third circuit layer and a fourth circuit layer which are sequentially and adjacently arranged, a display module, a peripheral interface module and a key module are arranged on the first circuit layer, a power module, a central processing unit and a positioning module are arranged on the second circuit layer, an information processing module, a transmission route selection switch, a reception route selection switch and a mode control module are arranged on the third circuit layer, and an optical fiber receiving module, a wireless receiving module, an optical fiber transmitting module and a wireless transmitting module are arranged on the fourth circuit layer. The utility model reasonably distributes the positions of all modules in the radio station, realizes the miniaturized design of the radio station, is convenient to carry and meets the use requirement of complex scenes.

Inventors

LU LEI
LI YUAN
ZHOU HUA
PU TAO
ZHENG JILIN
LI JIN
LU LIN
Shen Maiying
MENG XIANSHUAI
Hu Xiaqian

Assignees

中国人民解放军陆军工程大学

Dates

Publication Date: 20260505
Application Date: 20250506

Claims (9)

1. The radio station supporting the dual transmission mode is characterized by comprising a shell and a radio station main body arranged in the shell, wherein the radio station main body comprises a first circuit layer, a second circuit layer, a third circuit layer and a fourth circuit layer which are sequentially and adjacently arranged, a display module, a peripheral interface module and a key module are arranged on the first circuit layer, a power module, a central processing unit and a positioning module are arranged on the second circuit layer, an information processing module, a transmission route selection switch, a reception route selection switch and a mode control module are arranged on the third circuit layer, and an optical fiber receiving module, a wireless receiving module, an optical fiber transmitting module and a wireless transmitting module are arranged on the fourth circuit layer.
2. The station supporting dual transmission modes according to claim 1, wherein the central processing unit is connected to the peripheral interface module, the positioning module, the mode control module, and the information processing module, respectively.
3. The station supporting dual transmission modes according to claim 1, wherein an input terminal of the power module is connected to an external power source, and an output terminal of the power module is electrically connected to the central processing unit, the information processing module, and the mode control module.
4. The station supporting dual transmission modes according to claim 1, wherein the mode control module is communicatively coupled to a receive route switch, a transmit route switch, an optical fiber receive module, a wireless receive module, an optical fiber transmit module, and a wireless transmit module, respectively.
5. The station supporting dual transmission modes according to claim 1, wherein the transmission routing switch comprises a signal buffer unit and a channel selection unit, the signal buffer unit is connected with the signal processing module, the channel selection unit is connected with the mode control module, the signal buffer unit is connected with the channel selection unit, and the channel selection switch is connected with the wireless transmission module and the optical fiber transmission module.
6. The station supporting dual transmission modes according to claim 1, wherein the receiving and route selecting switch comprises a signal selecting unit and an output buffer unit, the output buffer unit is respectively connected with the output ends of the wireless receiving module and the optical fiber receiving module, the signal selecting unit receives the control signal of the mode control module, the signal selecting unit is connected with the output buffer unit, and the output end of the output buffer unit is connected with the information processing module.
7. The station of claim 1, wherein the optical fiber receiving module comprises a first optical detector, the first optical detector receives an optical fiber input signal, an output end of the first optical detector is connected with an input end of a preamplifier, an input end of a peak detection circuit is connected with an output end of the preamplifier, an output end of the peak detection circuit is connected with an input end of a limiting amplifier, an output end of the preamplifier is connected with an input end of the limiting amplifier, and an output end of the limiting amplifier is connected with a receiving path switch.
8. The radio station supporting the dual transmission mode according to claim 1, wherein the optical fiber transmitting module adopts a direct modulation structure, the direct modulation structure comprises a laser driving circuit and a first laser, an input end of the laser driving circuit is connected with an output end of a transmitting route selection switch, an output end of the laser driving circuit is connected with the laser, the first laser outputs an optical signal, the laser driving circuit is connected with a temperature compensation circuit, a feedback control structure is further arranged in the optical fiber transmitting module, the feedback control structure comprises a second optical detector and an automatic power control circuit, the first laser is connected with an input end of the second optical detector, an output end of the second optical detector is connected with the automatic power control circuit, and an output end of the automatic power control circuit is connected with the laser driving circuit.
9. The station of claim 1, wherein the fiber optic transmission module employs an external modulation configuration comprising a second laser and an external modulator, the external modulator being configured to receive the electrical signal from the transmit select switch, the second laser being coupled to the external modulator, the external modulator outputting an optical signal.

Description

Radio station supporting dual transmission modes Technical Field The utility model relates to the technical field of radio station communication, in particular to a radio station supporting a dual transmission mode. Background Radio stations are important equipment in the field of military communication, and traditional radio stations adopt a radio frequency communication mode to transmit information through radio waves. The design has good performance in open terrain and conventional combat environments, but has obvious limitations in special environments that radio frequency signals are easy to intercept, interfere and position, so that information leakage and communication interruption risks are caused, radio frequency communication is easy to interfere in a battlefield with a complex electromagnetic environment, communication quality is difficult to ensure, electromagnetic radiation generated by radio frequency emission cannot meet the requirements of silent combat, and the transmission distance of traditional radio frequency communication is limited in high-strength countermeasure environments. The optical fiber communication transmission does not generate electromagnetic radiation, so that the risk of interception and positioning of signals is avoided from a physical structure, but the optical fiber communication transmission needs to be paved with optical fiber lines in advance, and the application scene is limited. In order to meet diversified communication requirements in a complex environment, a radio station design supporting two transmission modes of wireless and optical fibers simultaneously can be adopted, but in order to pursue a longer communication distance and better communication quality in design, the radio station equipment is often complex in structure, large in size and inconvenient to carry. Disclosure of utility model The utility model aims to overcome the defects of the prior art and solve the problems of complex structure, large volume and inconvenience in carrying of the existing radio station equipment supporting two transmission modes of wireless and optical fibers. In order to achieve the above purpose, the technical scheme of the utility model is as follows: A radio station supporting a dual transmission mode comprises a shell and a radio station main body arranged in the shell, wherein the radio station main body comprises a first circuit layer, a second circuit layer, a third circuit layer and a fourth circuit layer which are sequentially and adjacently arranged, a display module, a peripheral interface module and a key module are arranged on the first circuit layer, a power module, a central processing unit and a positioning module are arranged on the second circuit layer, an information processing module, a transmission route selection switch, a reception route selection switch and a mode control module are arranged on the third circuit layer, and an optical fiber receiving module, a wireless receiving module, an optical fiber transmitting module and a wireless transmitting module are arranged on the fourth circuit layer. The central processing unit is respectively connected with the peripheral interface module, the positioning module, the mode control module and the information processing module. The input end of the power supply module is connected with an external power supply, and the output end of the power supply module is electrically connected with the central processing unit, the information processing module and the mode control module. The mode control module is respectively in communication connection with the receiving route selection switch, the transmitting route selection switch, the optical fiber receiving module, the wireless receiving module, the optical fiber transmitting module and the wireless transmitting module. The transmission route selection switch comprises a signal buffer unit and a channel selection unit, wherein the signal buffer unit is connected with the signal processing module, the channel selection unit is connected with the mode control module, the signal buffer unit is connected with the channel selection unit, and the channel selection switch is connected with the wireless transmission module and the optical fiber transmission module. The receiving route switch comprises a signal selection unit and an output buffer unit, wherein the output buffer unit is respectively connected with the output ends of the wireless receiving module and the optical fiber receiving module, the signal selection unit receives a control signal of the mode control module, the signal selection unit is connected with the output buffer unit, and the output end of the output buffer unit is connected with the information processing module. The optical fiber receiving module comprises a first optical detector, wherein the first optical detector receives an optical fiber input signal, the output end of the first optical detector is connected with the input end of a