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1·For it can support higher rate data transmission and higher spectral efficiency.

它可提供高资料传输率和高频谱效益。

2·The spectral efficiency and pairwise error probability (PEP) is also considered.

随后讨论了该方案的频谱利用率和成对错误概率(pep)。

3·Adaptive modulation can improve the system performance with high spectral efficiency.

自适应调制能提高系统的频谱利用率和改善系统的误码率性能。

4·So this thesis designs some simulations to compare the spectral efficiency of OFDM and SC-FDE.

本文设计了自适应SC-FDE系统的信道估计方法，分信道捕获和信道跟踪完成。

5·The proposed scheme may be used for increasing spectral efficiency and all-optical logic device.

此方案可以提高光传输中的频谱效率，以及应用在全光逻辑器件领域。

6·Because of its high capacity and large spectral efficiency, V-BLAST system became popular in recent years.

近年来，由于该系统具备较高传输容量和频谱利用率，而受到了广泛关注。

7·It can improve the spectral efficiency and robustness of communications. It is also important in military area.

该技术不仅有助于提高通信的有效性和鲁棒性，还在信号侦收领域具有重要的意义。

8·Adaptive modulation and coding (AMC) can effectively improve the spectral efficiency for wireless data transmissions.

自适应编码调制(amc)技术可以有效地提高无线数据传输的频谱利用率。

9·The area spectral efficiency of fully loaded cellular radio communication systems with variable-rate transmission is investigated.

研究采用可变速率传输的满负荷蜂窝无线通信系统的面积频谱效率。

10·MIMO relay channels, which combines the multiple antenna system and the relay, can improve the spectral efficiency of relay network.

MIMO中继技术结合了多天线系统和中继技术的优点，进一步提高了中继系统的频谱效率。