Volume 31 Issue 02
Feb.  2005
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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)

Training sequence based carrier frequency synchronization method for OFDM system

  • Received Date: 20 Jun 2004
  • Publish Date: 28 Feb 2005
  • Based on the study of single estimation of phase-offset induced by frequency offset, two independent phase-offset estimations which could expand the capture range of frequency offset was thoroughly analyzed, and a trainingsequence based carrier frequency synchronization method for orthogonal frequency division multiplexing(OFDM) system was proposed. The method take the advantage of two independent phase-offset estimations to remove the potential phase ambiguity existed in a phase-offset estimation, soas to recover the carrier frequency in a wide range. Theoretical analysis and simulation tests were provided to evaluate the performance of the method. Since the frequency offset is estimated in time domain, this method is easier to implement with much less complexity comparing with other wide range carrier frequency recovery methods.

     

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