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OFDM中继系统的中继子载波对选择和功率分配

余官定 张朝阳 陈雁 来萍 仇佩亮

余官定, 张朝阳, 陈雁, 来萍, 仇佩亮. OFDM中继系统的中继子载波对选择和功率分配[J]. 电子与信息学报, 2007, 29(2): 265-268. doi: 10.3724/SP.J.1146.2005.00813
引用本文: 余官定, 张朝阳, 陈雁, 来萍, 仇佩亮. OFDM中继系统的中继子载波对选择和功率分配[J]. 电子与信息学报, 2007, 29(2): 265-268. doi: 10.3724/SP.J.1146.2005.00813
Yu Guan-ding, Zhang Zhao-yang, Chen Yan, Lai Ping, Qiu Pei-liang. Subcarrier Pair Selection and Power Allocation in OFDM Relaying System[J]. Journal of Electronics & Information Technology, 2007, 29(2): 265-268. doi: 10.3724/SP.J.1146.2005.00813
Citation: Yu Guan-ding, Zhang Zhao-yang, Chen Yan, Lai Ping, Qiu Pei-liang. Subcarrier Pair Selection and Power Allocation in OFDM Relaying System[J]. Journal of Electronics & Information Technology, 2007, 29(2): 265-268. doi: 10.3724/SP.J.1146.2005.00813

OFDM中继系统的中继子载波对选择和功率分配

doi: 10.3724/SP.J.1146.2005.00813
基金项目: 

国家自然科学基金(60472079,60572115)和教育部博士点基金(20040335099)资助课题

Subcarrier Pair Selection and Power Allocation in OFDM Relaying System

  • 摘要: 中继传输能够有效地提高系统功率效率以及传输容量。该文研究宽带OFDM中继系统的最优中继子载波对选择和功率分配。首先分别针对再生中继和非再生中继两种模式,提出中继子载波对的等效信道增益;然后利用匈牙利算法进行中继子载波对选择;最后在选择出的中继子载波对上利用注水法进行功率分配,从而达到最大化传输容量的目的。仿真结果表明,相对于随机中继子载波选择以及平均功率分配,该文算法与其它几种方法相比中继系统容量有较大提高。
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  • 被引次数: 0
出版历程
  • 收稿日期:  2005-07-11
  • 修回日期:  2005-12-26
  • 刊出日期:  2007-02-19

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