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一种基于周期平稳的上行OFDMA系统同步参数盲估计方法

花梦 朱近康

花梦, 朱近康. 一种基于周期平稳的上行OFDMA系统同步参数盲估计方法[J]. 电子与信息学报, 2006, 28(7): 1287-1290.
引用本文: 花梦, 朱近康. 一种基于周期平稳的上行OFDMA系统同步参数盲估计方法[J]. 电子与信息学报, 2006, 28(7): 1287-1290.
Hua Meng, Zhu Jin-kang. A Blind Uplink OFDMA Synchronization Parameters Estimation Based on Cyclostationarity[J]. Journal of Electronics & Information Technology, 2006, 28(7): 1287-1290.
Citation: Hua Meng, Zhu Jin-kang. A Blind Uplink OFDMA Synchronization Parameters Estimation Based on Cyclostationarity[J]. Journal of Electronics & Information Technology, 2006, 28(7): 1287-1290.

一种基于周期平稳的上行OFDMA系统同步参数盲估计方法

A Blind Uplink OFDMA Synchronization Parameters Estimation Based on Cyclostationarity

  • 摘要: 该文给出了一种应用于上行正交频分多址(OFDMA)系统的同步参数盲估计方法。该方法利用信号的二阶周期平稳特性,针对不同的子载波分配策略,对信道的频偏和时延进行了估计。性能仿真证明,这种盲估计方法具有较高的精度和很好的抗噪特性。
  • Morelli M. Timing and frequency synchronization for the uplink of an OFDMA system. IEEE Trans. on Communications, 2004, 2(52): 296-306.[2]Kim Taekwan, Cho Namshin, Cho Jaehee. A fast burst[3]synchronization for OFDM based wireless asynchronous transfer mode systems. Global Telecommunications Conference, Geneva, Switzerland, 1999, 1A(8): 543 - 547.[4]Bolcskei H. Blind estimation of symbol timing and carrier frequency offset in pulse shaping OFDM systems. Proceedings, ICASSP '99, Phoenix, Arizona, USA, 1999, 5: 2749 - 2752.[5]Park Byungjoon, Cheon Hyunsoo, Ko Eunseok. A blind OFDM synchronization algorithm based on cyclic correlation[J].IEEE Signal Processing Letters.2004, 11(2):83-[6]Bolcskei H. Blind high-resolution uplink synchronization of OFDM-based multiple access schemes. IEEE Workshop on Signal Processing Advances in Wireless Communications (SPAWC), Annapolis, MD, USA, 1999, 24:166 - 169.[7]Tonello A M,Laurenti N,Pupolin S. Analysis of the uplink of an asynchronous multi-user DMT OFDMA system impaired by time offsets, frequency offsets, and multi-path fading. VTC02, Las Vegas, USA, 3(3): 1094 - 1099.[8]Kuang Linling, Lu Jianhua, Ni Zuyao. Non-pilot-aided carrier frequency tracking for uplink OFDMA systems. IEEE International Conference on Communications, Paris, France, 2004, 6: 3193 - 3196.[9]Gardner W A. Introduction to Random Process. New York: McGraw-Hill, 1990, Chapter 11.
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出版历程
  • 收稿日期:  2004-11-29
  • 修回日期:  2005-06-24
  • 刊出日期:  2006-07-19

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