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一种新的光码分多址网络地址码分配策略及其性能分析
引用本文:孙淑蓉,殷洪玺,王子宇,徐安士,杨淑雯.一种新的光码分多址网络地址码分配策略及其性能分析[J].电子学报,2006,34(11):1970-1973.
作者姓名:孙淑蓉  殷洪玺  王子宇  徐安士  杨淑雯
作者单位:北京大学区域光纤通信网与新型光通信系统国家重点实验室,北京,100871;深圳大学新技术研究中心,广东深圳,518060
摘    要:本文提出了一种新的适用于OCDMA网络的地址码分配策略,并采用新的数学模型——处理器共享系统,对OCDMA网络的稳态吞吐率和平均时延进行了仿真计算,结果表明,本文提出的分配策略的性能优于目前文献中已报道的策略;采用处理机共享系统模型的仿真结果与实际情况非常吻合,它比传统的马尔可夫链模型简单,适合用于对OCDMA接入网进行建模.

关 键 词:光码分多址  码字分配策略
文章编号:0372-2112(2006)11-1970-04
收稿时间:2005-12-21
修稿时间:2005-12-212006-06-27

A New Codeword Assignment Strategy for Optical CDMA Networks and Its Performance Analysis
SUN Shu-rong,YIN Hong-xi,WANG Zi-yu,XU An-shi,YANG Shu-wen.A New Codeword Assignment Strategy for Optical CDMA Networks and Its Performance Analysis[J].Acta Electronica Sinica,2006,34(11):1970-1973.
Authors:SUN Shu-rong  YIN Hong-xi  WANG Zi-yu  XU An-shi  YANG Shu-wen
Affiliation:1. National Lab.on Local Fiber-Optic Communication Networks & Advanced Optical Communication Systems,Peking University,Beijing,100871,China;2. Advanced Technology Research Center,Shenzhen University,Shenzhen,Guangdong 518060,China
Abstract:A new codeword assignment strategy for OCDMA networks is proposed in this paper. Employing a new mathematical model, namely processor-sharing system, static-state throughput ratio and average delay of OCDMA networks are calculated, The results reveal that our strategy performs better than existing strategies. Meanwhile, analysis process is simplified compared with conventional Markov chain model, and corresponding results are indeed consistent with practical situation, thus processor-sharing system is truly applicable to model the OCDMA networks.
Keywords:optical code division multiple access(OCDMA)  codeword assignment strategy
本文献已被 CNKI 维普 万方数据 等数据库收录!
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