节点文献
MIMO-OFDM系统载波同步的空间分集算法
The spatial diversity algorithms of carrier frequency synchronization for MIMO-OFDM systems
【摘要】 在分析MIMO-OFDM系统载波频偏信号模型基础上,提出了基于单个OFDM前导子符号相关的MIMO-OFDM载波同步的空间分集算法,从链路级研究了易于实现的MIMO-OFDM系统载波同步算法,在无线多径Rayleigh信道COST207模型下,车速分别为10km/h和120km/h时,给出了MIMO-OFDM系统载波同步分集算法的仿真结果。
【Abstract】 Based on analyzing MIMO-OFDM systems signal model in the presence of carrier frequency offset,the spatial diversity algorithms of carrier frequency synchronization using one OFDM preamble symbol correlation is presented.This method is investigated into physical link implementation for carrier frequency synchronization in MIMO-OFDM systems.The simulation results are given in carrier frequency synchronization for MIMO-OFDM systems on wireless multipath COST 207 channel model at a speed of 10km/h & 120km/h.
【关键词】 MIMO-OFDM;
载波同步;
分集算法;
前导;
【Key words】 MIMO-OFDM; carrier frequcency synchronization; diversity algorithms; preamble;
【Key words】 MIMO-OFDM; carrier frequcency synchronization; diversity algorithms; preamble;
【基金】 国家自然科学基金项目(60472070);国家“863计划”项目(2003AA12331004);广州市应用基础研究项目(2006J1-C0331)
- 【文献出处】 电路与系统学报 ,Journal of Circuits and Systems , 编辑部邮箱 ,2007年03期
- 【分类号】TN919.72
- 【被引频次】2
- 【下载频次】260