文章首先建立了空时分组编码的系统模型,并且介绍了最大似然估计的理论。
This text establishes a model of space-time block code system at first, and also introduces the theory of maximum likelihood estimate.
通过在OFDM通信系统中应用新型差分空时分组码(DSTBC),获得编码增益,无需信道估计。
By using new DSTBC in OFDM communications system channel estimation is nto necessary and coding gain is gotten.
文章提出在空时分组编码的MIMO系统中利用OPAST这种子空间追踪算法进行盲空时多用户检测。
In this paper, the orthogonal projection approximation subspace tracking (OPAST) is employed for channel estimation and space-time multiuser detection in space-time block coded MIMO system.
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