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基于训练序列的时域OFDM载波同步算法

杨晨阳 洪慧勇

杨晨阳, 洪慧勇. 基于训练序列的时域OFDM载波同步算法[J]. 北京航空航天大学学报, 2005, 31(02): 157-161.
引用本文: 杨晨阳, 洪慧勇. 基于训练序列的时域OFDM载波同步算法[J]. 北京航空航天大学学报, 2005, 31(02): 157-161.
Yang Chenyang, Hong Huiyong. Training sequence based carrier frequency synchronization method for OFDM system[J]. Journal of Beijing University of Aeronautics and Astronautics, 2005, 31(02): 157-161. (in Chinese)
Citation: Yang Chenyang, Hong Huiyong. Training sequence based carrier frequency synchronization method for OFDM system[J]. Journal of Beijing University of Aeronautics and Astronautics, 2005, 31(02): 157-161. (in Chinese)

基于训练序列的时域OFDM载波同步算法

基金项目: 教育部高等学校优秀青年教师教学科研奖励计划基金资助项目
详细信息
    作者简介:

    杨晨阳(1965-),女,浙江杭州人,教授,cyyang@buaa.edu.cn.

  • 中图分类号: TN 91172

Training sequence based carrier frequency synchronization method for OFDM system

  • 摘要: 在研究单次频偏累积相偏估计的基础上,详细分析了2次独立的频偏累积相偏估计带来的频偏捕获范围的提高.并在此基础上提出一种基于训练序列的载波同步算法.这种算法利用时域2次独立的不同分辨力的相偏估计,解决了单次估计可能存在的相位模糊问题,从而实现了大频偏载波同步.通过理论分析给出了这种算法的性能,并通过仿真进行了验证.由于完全在时域进行估计,和其他大频偏载波同步算法相比,这种算法计算量小,且实现简单.

     

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出版历程
  • 收稿日期:  2004-06-20
  • 网络出版日期:  2005-02-28

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