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基于分布式天线协同的OFDM粗定时同步方法

卿朝进 唐友喜 查光明

现代电子技术2011,Vol.34Issue(5):1-4,4.
现代电子技术2011,Vol.34Issue(5):1-4,4.

基于分布式天线协同的OFDM粗定时同步方法

Coarse Timing Synchronization for OFDM Based on Cooperation of Distributed Antennas

卿朝进 1唐友喜 1查光明1

作者信息

  • 1. 电子科技大学,通信抗干扰技术国家重点实验室,四川成都,611731
  • 折叠

摘要

Abstract

In frequency-selective fading channels, two distributed receive antennas are assumed for receiving the signal transmitted from the transmitter with a single antenna.By using the cooperation between the two distributed receive antennas, a cooperative coarse timing synchronization method is proposed.Without increasing the pre-defined false alarm probability for each distributed receive antenna, some of missed detection can be avoided with the cooperation of the two distributed receive antennas.By the analysis and simulations, it is shown that the missed detection and correct detection of coarse timing synchronization in OFDM system can be improved by employing the proposed method.

关键词

粗定时同步/分布式天线系统/正交频分复用/协同

分类

信息技术与安全科学

引用本文复制引用

卿朝进,唐友喜,查光明..基于分布式天线协同的OFDM粗定时同步方法[J].现代电子技术,2011,34(5):1-4,4.

基金项目

国家自然科学基金(60832007,60901018,60902027,60602009) (60832007,60901018,60902027,60602009)

国家863计划(2009AA01Z236) (2009AA01Z236)

国家科技支撑计划(2008BAH30B11) (2008BAH30B11)

国家重大科技专项(2009ZX03003-008-01) (2009ZX03003-008-01)

中央高校基金(ZYGX2009J010,ZYGX2009J008) (ZYGX2009J010,ZYGX2009J008)

现代电子技术

1004-373X

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