光电场非等距双向传播的实时信号处理系统  

A real time signal processing system with non-isometircbidirectional propagation of photoelectric field

作　　者：肖海柳[1] 魏艳平[1] XIAO Hailiu;WEI Yanping(Nanchang Institute of Science and Technology,Nanchang 330108,China)

机构地区：[1]南昌工学院人工智能学院,南昌330108

出　　处：《激光杂志》2022年第9期149-153,共5页Laser Journal

基　　金：江西省教育厅科学技术研究项目(No.GJJ161229);南昌工学院科技项目(No.NGKJ-19-05)。

摘　　要：为提高光电场信号处理能力,对光电场非等距双向传播的实时信号处理系统进行研究。首先,由激光器输出光电场非等距双向传播的信号,信号采集模块使用具备八路通道的18位采样A/D芯片采集光电场非等距双向传播的实时信号,经并口DB发送信号数据至信号处理模块,信号处理模块采用相干检测的双向输出信号处理方法和数字信号处理技术,对采集到的实时信号进行处理,再将处理后的信号数据存进数据库,从而实现光电场非等距双向传播的实时信号处理。实验结果表明,该系统的鲁棒性优良,信号处理效果较优,可有效提高光电场信号处理能力。In order to improve the signal processing ability of photoelectric field,this paper studies the real-time signal processing system of the photoelectric field non-isometric bidirectional propagation..First of all,the laser output photoelectric field non-isometric bidirectional propagation signal,signal acquisition module using eight channels of 18-bit sampling A/D chip to collect the photoelectric field non-isometric bidirectional propagation of real-time signal,through the parallel port DB to send signal data to the signal processing module,the signal processing module using coherent detection of bidirectional output signal processing method and digital signal processing technology,the collected real-time signal processing,and then the processed signal data into the database,Thus realizing real-time signal processing of non-isoquidistant bidirectional propagation of photoelectric fields.The experimental results show that the system has excellent robustness and signal processing effect,and can effectively improve the signal processing ability of the photoelectric field.

关 键 词：光电场 非等距 双向传播 实时信号 处理系统 相干检测 

分 类 号：TN249[电子电信—物理电子学]