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Volume 31 Issue 3
Dec.  2010
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Cheng Yu-fan, Li Shao-qian. Synchronization Acquisition Using Early-Late Gate Based on Frequency-PN Sequence Double Pattern for FFH/BFSK Spread-Spectrum systems[J]. Journal of Electronics & Information Technology, 2009, 31(3): 666-670. doi: 10.3724/SP.J.1146.2007.01670
Citation: Cheng Yu-fan, Li Shao-qian. Synchronization Acquisition Using Early-Late Gate Based on Frequency-PN Sequence Double Pattern for FFH/BFSK Spread-Spectrum systems[J]. Journal of Electronics & Information Technology, 2009, 31(3): 666-670. doi: 10.3724/SP.J.1146.2007.01670

Synchronization Acquisition Using Early-Late Gate Based on Frequency-PN Sequence Double Pattern for FFH/BFSK Spread-Spectrum systems

doi: 10.3724/SP.J.1146.2007.01670
  • Received Date: 2007-10-23
  • Rev Recd Date: 2008-05-12
  • Publish Date: 2009-03-19
  • In this paper, a novel synchronization acquisition approach using the early-late gate for FFH/BFSK system is proposed, and it is based on frequency-PN sequence double pattern. Analytical and numerical results show the following advantages: the decision of threshold is more simple and accurate, and it overcomes the unreliableness of one-hop data demodulation, the unreliableness is caused by the not-alignment hop window of transmitter and receiver. The acquisition scheme can significantly improve the acquisition performance. When , where is the bit error rate and is the probability of synchronization acquisition. The analytical and numerical results are verified by a FFH testbed.
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