光学与光电技术, 2013, 11 (6): 51, 网络出版: 2014-01-08  

水下无线光通信自组织网性能分析

Performances Analysis of Underwater Wireless optical Communication Mobile Ad hoc Network
作者单位
1 海军工程大学兵器工程系, 湖北 武汉 430033
2 海军装备部, 北京 100841
摘要
针对无线光通信工作频率高、通信频带宽、数据传输能力强、传输距离远的特点,提出建立水下无线光通信自组织网。为解决水下无线光通信点对多点通信的问题,提出了一种组合折反射镜,为建立移动自组织网(Mobile Ad hoc Network,MANET)提供条件。研究利用OPNET对按需距离向量协议(AODV)进行仿真,通过设置移动节点参数模拟水下无线光通信自组织网,分析了不同网络规模、不同节点速度、不同发包率对网络的吞吐量、时延、误比特率等性能的影响。仿真结果表明,AODV在节点速度5 m/s~10 m/s以下,网络规模10个节点左右,发包率小于20 packets/s时对网络拓扑变化的适应性较好。
Abstract
Establishing underwater wireless optical communication mobile Ad hoc network is put forward for the characteristics that high working frequency, wide communication bandwidth, better data transfer capability, long transmission distance of wireless optical communication. To solve the problem of point to multipoint communication in underwater wireless optical communication, a combination reflector is proposed. It provides condition for establishing mobile Ad hoc network(MANET). Research uses OPNET to simulate on-demand distance vector(AODV) and analyzes different network sizes, different node speeds and different packet inter-arrival time make an impact on the performances of network throughput, load, delay, bit error rate by setting the mobile node parameters to simulate underwater wireless optical communication MANET. Simulation results show that AODV, under the circumstance of node speed below 5 m/s~10 m/s, network size about 10 nodes and the packet rate below 20 packets/s, is better adaptability to the network topology changes.

姚文明, 饶炯辉, 华良洪. 水下无线光通信自组织网性能分析[J]. 光学与光电技术, 2013, 11(6): 51. YAO Wenming, RAO Jionghui, HUA Lianghong. Performances Analysis of Underwater Wireless optical Communication Mobile Ad hoc Network[J]. OPTICS & OPTOELECTRONIC TECHNOLOGY, 2013, 11(6): 51.

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