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author:

沈周锋 (沈周锋.) [1] | 郭里婷 (郭里婷.) [2]

Indexed by:

PKU CSCD

Abstract:

针对我国新一代的数字电视地面广播传输系统DTMB中频偏估计计算量大、估计速度慢的难题,提出一种改进的频偏粗估计算法.先进行帧头位置粗估计,然后采用引入了频率偏差的本地零相位PN序列与接收序列进行滑动相关的扫频方法进行频偏粗估计.理论分析和仿真结果表明,在高斯和多径信道下此算法都能较快速地进行频偏粗估计.

Keyword:

DMB-TH系统 PN序列 扫频算法 频率同步

Community:

  • [ 1 ] 福州大学物理与信息工程学院

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Source :

福州大学学报(自然科学版)

ISSN: 1000-2243

CN: 35-1337/N

Year: 2012

Issue: 03

Volume: 40

Page: 341-346

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 2

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