The traditional differential space-time block code (DSTBC) suffers from the signal constellation expansion for QPSK modulation.
传统的差分空时分组编码(DSTBC)在QPSK调制时存在着信号星座扩展。
Differential unitary space-time code(DUSTC) keeps good performance in rapidly fading channels when neither the transmitter nor the receiver knows the channel state information.
差分酉空时码不需要任何信道状态信息，在通信终端处于高速移动环境下的快变衰落信道中仍能保持较好的性能。
To combine multilevel code (MLC) with differential space-time modulation (DSTM), a new scheme based on an multilevel low-density parity-check (LDPC) code with iterative decoding is proposed.
提出一种新的结合多级编码和差分空时调制的联合编码调制方案。
Based on OFDM system, a novel space-frequency-time code which combined trellis-coded modulation with differential space-time block code was proposed.
基于OFDM(正交频分复用)系统，提出了一种新的空频时三维编码，将网格编码调制和差分空时分组码进行组合链接设计。
Based on OFDM system, a novel space-frequency-time code which combined trellis-coded modulation with differential space-time block code was proposed.
基于OFDM(正交频分复用)系统，提出了一种新的空频时三维编码，将网格编码调制和差分空时分组码进行组合链接设计。
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