基于负载均衡的光通信网络抗干扰路由器设计  

Design of anti-interference router based on load balance in optical communication network

作　　者：苗伟 MIAO Wei(ZTE Corporation,Shenzhen 518057,China)

机构地区：[1]中兴通讯股份有限公司,广东深圳518057

出　　处：《电子设计工程》2020年第19期22-25,30,共5页Electronic Design Engineering

基　　金：国家自然科学基金(61875183)。

摘　　要：针对传统光通信网络抗干扰路由器噪声识别性能较差的问题,设计一种基于负载均衡的光通信网络抗干扰路由器。该抗干扰路由器的硬件设计包括载波模块、四相二相转换模块。其中载波模块由过零检测电路、信号调制耦合电路、信号载波解调电路构成;四相二相转换模块利用QDI电路模型、两相电平双轨编码等,实现四段握手协议与二段握手协议之间的转换。软件设计包括数据无线收发模块、主程序模块、路由算法模块。数据无线收发模块包括数据发送、接收子程序;主程序模块负责物理层初始化配置、处理协议、识别中断信号等;路由算法模块通过路由算法实现路由器的路由功能。实验结果表明:本文设计的路由器噪声识别性能优于传统路由器,噪声识别性能较强。Aiming at the problem of poor noise identification performance of traditional optical communication network anti-interference router,an anti-interference router of optical communication network based on load balancing is designed.The hardware design of the anti-interference router comprises a carrier module and a four-phase two-phase conversion module.Wherein the carrier module consists of a zero-crossing detection circuit,a signal modulation coupling circuit and a signal carrier demodulation circuit;the four-phase two-phase conversion module utilizes the QDI circuit model and the two-phase level double-track coding and the like to realize the conversion between the four-section handshake protocol and the two-stage handshake protocol.The software design comprises a data wireless transceiver module,a main program module and a routing algorithm module.the data wireless transceiver module data sending,receiving subroutine;the main program module is responsible for the physical layer initialization configuration,processing protocols,identification of interrupt signals,etc.;routing algorithm module through routing algorithm to achieve router routing function.The experimental results show that the noise recognition performance of the router designed in this paper is better than that of the traditional router,and the noise recognition performance is stronger.

关 键 词：负载均衡 光通信网络 过零检测电路 QDI电路模型 编码物理线 

分 类 号：TN7[电子电信—电路与系统]