Relying on basis expansion model, this paper presents a differential space-time modulation method for flat rapidly fading channels.

利用基扩展模型，针对平坦快衰落信道提出了差分空时调制方法。

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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。

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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。

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