Radio frequency optical transmission system and method integrated with field amplifier front end

A transmission system, radio frequency optical technology, applied in the field of radio frequency communication, can solve the problems of reducing system stability and increasing signal loss of external signal switching equipment, and achieves the solution of system stability, enhanced integration, miniaturization and flexibility. Effect

Pending Publication Date: 2020-08-11
NO 34 RES INST OF CHINA ELECTRONICS TECH GRP
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The purpose of the present invention is to provide a radio frequency optical transmission system and method that integrates the front end of the field amplifier, aiming at solving the problem that the prior art requires external signal transfer equipment to increase signal loss and reduce system stability

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  • Radio frequency optical transmission system and method integrated with field amplifier front end
  • Radio frequency optical transmission system and method integrated with field amplifier front end

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Embodiment Construction

[0039] The embodiments of the present invention will be described in detail below. Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals indicate the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary, and are intended to explain the present invention, but should not be construed as limiting the present invention.

[0040] First, please refer to figure 1 , The present invention provides a radio frequency optical transmission system with integrated field amplifier front end:

[0041] It includes an outdoor transmitting optical terminal 1, an optical cable, and an indoor receiving optical terminal 2. The outdoor transmitting optical terminal 1 includes a field amplifier component 11 and a laser 12. The field amplifier component 11 includes a waveguide interface 111, a field effect tube amplifier 112, and a field am...

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Abstract

The invention discloses a radio frequency optical transmission system and method integrated with a field amplifier front end. The system comprises an outdoor transmitting optical transmitter and receiver and an indoor receiving optical transmitter and receiver; the outdoor transmitting optical transmitter and receiver comprises a waveguide interface, a field effect transistor amplifier, a field amplifier equalizer, a power amplifier and a laser; the waveguide interface, the field effect transistor amplifier, the field amplifier equalizer and the power amplifier are electrically connected in sequence, and the power amplifier is electrically connected with the laser; the indoor receiving optical transmitter and receiver comprises an optical path self-adaptive device, a photoelectric detectorand a rear coupling amplifier, wherein the optical path self-adaptive device, the photoelectric detector and the rear coupling amplifier are electrically connected in sequence. In the outdoor transmitting optical transmitter and receiver, the design of a field amplifier is integrated, so a radio frequency signal directly enters the outdoor optical transmitter and receiver from an antenna to be processed, additional radio frequency signal switching equipment is not needed, and the integration, miniaturization and flexibility of the system are enhanced.

Description

Technical field [0001] The present invention relates to the field of radio frequency communication, in particular to a radio frequency optical transmission system and method integrated with a field amplifier front end. Background technique [0002] The radio frequency optical transmission system is a transmission system that modulates the radio frequency signal onto the optical carrier, and then demodulates the radio frequency signal at the receiving end after transmission through the optical fiber. It is an important part of the radio frequency microwave communication system. In recent years, with the rapid development of wireless communication technology, the application requirements of radio frequency optical transmission systems have also grown rapidly. As a technology with very wide applicability, radio frequency optical transmission system has important application value in civil communication and national defense and military. Its use covers radio communication, television...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04B10/50H04B10/60H04B10/25
CPCH04B10/503H04B10/60
Inventor 刘鑫杨万里尹怡辉朱宏韬熊汉林陈协助
Owner NO 34 RES INST OF CHINA ELECTRONICS TECH GRP
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