强干扰区域通信中的激光驱动电源设计  

Design of laser drive power supply in strong interference area communication

作　　者：唐林[1] 黄世瑜[1] 施尚英[1] TANG Lin;HUANG Shiyu;SHI Shangying(Sichuan Vocational and Technical College, Suining, Sichuan 62900, Chin)

机构地区：[1]四川职业技术学院

出　　处：《激光杂志》2018年第4期124-128,共5页Laser Journal

基　　金：四川省教育厅项目(No.16ZB0395);四川省教育厅项目(No.16ZA0376)

摘　　要：在强干扰区域进行无线通信受到的电磁扰动较大,驱动电源的供电稳定性不好,为了提高强干扰区域通信中驱动电源的输出电压稳定性,进行激光驱动电源优化设计,提出一种基于双通道全双工同步DSP激光驱动的通信驱动电源设计方法。构建驱动电源的总体设计模型,驱动电源的硬件模块包括AD模块、模拟信号预处理模块、收发转换模块、功率放大模块和输出接口电路模块等部分,采用ADSP-BF537作为驱动电源的主控芯片,采用激光脉冲驱动方式进行电压限幅调制。设计强干扰区域通信中激光驱动电源的IO电源、内核电源和实时时钟电源,并进行电源滤波,滤除强干扰区域的高频噪声,防止电压突变,实现电源优化设计。实验结果表明,本文设计的激光驱动电源具有较好的储能性,输出电压的稳定性较好,抗干扰性较强。Wireless communication by the electromagnetic interference in the region of large disturbance,the stability of the driving power supply is not good,in order to improve the stability of output voltage driving power of strong interference in the communication area,power optimization design of laser driver,proposes a double channel full duplex synchronous communication DSP laser driving power supply design method based on construction. The overall design model of driving power,the hardware module driver includes AD module,analog signal pretreatment module,transceiver conversion module,power amplifier module and an output interface circuit module,using ADSP-BF537 as the main control chip driver,using laser driven mode voltage limiting modulation IO power supply design strong interference laser. In the area of communication power supply,power supply and kernel real-time clock and power supply,power supply filter,filter out high frequency interference region The design of power supply is optimized by means of noise and voltage mutation. The experimental results show that the laser drive power supply designed in this paper has better storage performance,better stability of output voltage and stronger anti-interference

关 键 词：强干扰区域 通信 激光 电源设计 驱动 

分 类 号：TN911[电子电信—通信与信息系统]