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Volume 28 Issue 7
Jan.  2011
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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.

A Blind Uplink OFDMA Synchronization Parameters Estimation Based on Cyclostationarity

  • Received Date: 2004-11-29
  • Rev Recd Date: 2005-06-24
  • Publish Date: 2006-07-19
  • An algorithm for the blind estimation of uplink OFDMA synchronization parameters is introduced in this article. The algorithm exploits the second-order cyclostationarity of the received signal to estimate the frequency offset and time delay,in the different tone assignment schemes. The performance of high resolution and immune to the effect of noise and interference is evaluated through simulation results.
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  • 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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