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  • 标题:畳み込み符号化プリコーデッドOFDMの繰り返し復調方式
  • 本地全文:下载
  • 作者:宮坂 宏明 ; 増田 陽子 ; 大野 光平
  • 期刊名称:映像情報メディア学会誌
  • 印刷版ISSN:1342-6907
  • 电子版ISSN:1881-6908
  • 出版年度:2010
  • 卷号:64
  • 期号:7
  • 页码:1029-1035
  • DOI:10.3169/itej.64.1029
  • 出版社:The Institute of Image Information and Television Engineers
  • 摘要:A digital modulation scheme, OFDM, multiplexes many orthogonaly arranged sub-carriers and use spectrum efficiently. However, its performance is degraded under environments with severe multipath fading. The use of a previously reported, iterative detection of pre-coded OFDM scheme is proposed. Furthermore, the results of a computer simulation confirmed good performance. We present our analysis of the performance of iterative detection of pre-coded OFDM combined with convolutional code. The results of the simulation show that our scheme, performed better under severe fading than the conventional scheme did.
  • 关键词:OFDM;プリコーディング;シンボル入れ替え;繰り返し復調;畳み込み符号
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