First, the channel estimation technique in SISO-OFDM system is investigated, with the emphasis on decision-directed channel estimation methods and pilot-symbol-aided channel estimation methods.
首先讨论了SISO - OFDM系统的信道估计方法：面向判决的信道估计和基于导频的信道估计。
Various existing synchronization algorithm to estimate symbol timing offset and carrier frequency offset can be classified into blind and pilot-aided methods and algorithm based on cyclic prefix.
目前，估计载波频率偏差和符号定时偏差的算法主要有数据辅助的方法和非数据辅助的方法以及基于循环前缀的算法。
Pilot symbol aided detection is an efficient detection scheme used in land mobile radio environment.
引导码元辅助检测是陆地移动无线环境下的一种有效检测方案。
Pilot symbol aided detection is an efficient detection scheme used in land mobile radio environment.
引导码元辅助检测是陆地移动无线环境下的一种有效检测方案。
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