深空光通信网中定向路由算法Directional routing algorithm in deep space optical communication network
王小瑞;徐宏;何红杰;
摘要(Abstract):
为了尽量节省深空光网络节点的能量,提出定向洪泛路由算法(DFRA),该算法根据深空光通信对角度和方位的敏感特性,基于多接口的深空节点模型,将空分复用和频分复用充分结合,支持定向的多跳路由传输,路由寻路的过程中只有部分节点参与。仿真分析结果表明:与传统洪泛路由算法(TFRA)相比,DFRA能够避免TFRA存在的无方向性和盲目性的问题,更加节能,且网络传输时延和时延抖动等性能都优于TFRA方法。
关键词(KeyWords): 深空通信;光通信;定向路由
基金项目(Foundation): 河南省自然科学基金项目(批准号:212300410302)资助;; 博士启动基金项目(0131/13501050033)资助;; 河南省科技攻关项目(批准号:212102210554)资助;; 郑州市重大科技创新专项(No.2019CXZX0042)资助
作者(Authors): 王小瑞;徐宏;何红杰;
DOI: 10.13921/j.cnki.issn1002-5561.2022.05.009
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