| 码分多址(CDMA)蜂房移动通信上、下行链路带宽非对称划分的分析 |
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| 引用本文： | 韩方景,顾健,陈先福,张尔扬. 码分多址(CDMA)蜂房移动通信上、下行链路带宽非对称划分的分析[J]. 国防科技大学学报, 2002, 24(3): 49-54 |
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| 作者姓名： | 韩方景 顾健 陈先福 张尔扬 |
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| 作者单位： | 国防科技大学电子科学与工程学院,湖南,长沙,410073 |
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| 摘 要： | 从移动台和基站接收机输入端载干比以及T S Rappaport和L B Milstein提出的信道传输模型出发 ,对码分多址 (CDMA)蜂房移动通信系统的上、下行链路带宽划分进行了分析 ,提出了非对称划分办法 ,同时给出了仿真结果。分析表明 :上、下行链路带宽划分有效地提高了码分多址 (CDMA)蜂房移动通信系统容量
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| 关 键 词： | 码分多址(CDMA) 带宽划分 移动通信 |
| 文章编号： | 1001-2486(2002)03-0049-06 |
| 收稿时间： | 2001-12-31 |
| 修稿时间： | 2001-12-31 |
Analysis of the Asymmetrical Bandwidth Partition between Uplink and Downlink in CDMA Cellar Mobile Communication |
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| HAN Fangjing,GU Jian,CHEN Xianfu and ZHANG Eryang. Analysis of the Asymmetrical Bandwidth Partition between Uplink and Downlink in CDMA Cellar Mobile Communication[J]. Journal of National University of Defense Technology, 2002, 24(3): 49-54 |
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| Authors: | HAN Fangjing GU Jian CHEN Xianfu ZHANG Eryang |
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| Abstract: | Analyse the partition of bandwidth between uplink and downlink in CDMA cellar system on the basis of the inputting C/I of a receiver and the channel model presented by T S Rappaport and L B Milstein, and gives the method of the asymmetrical partition of bandwidth The simulation results are also presented,showing that the frequency asymmetrical partition between uplink and downlink enhances the capacity of CDMA cellar system |
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| Keywords: | code division multiple access (CDMA) bandwidth partition mobile communication |
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