Due to high spectrum efficiency,low cost,more and more other reasons OFDM system is concerned.
OFDM系统由于其频谱利用率高、成本低等原因越来越受到人们的关注。
参考来源 - OFDM调制解调算法分析So it is a huge challenge to solve the inconsistency between the reliability and the super-high spectrum efficiency.
因此,在如此高的频谱效率下如何保证数据通信的可靠性也就成了一个非常值得关注的课题。
参考来源 - LDPC码编译码原理及应用·2,447,543篇论文数据，部分数据来源于NoteExpress
AS a scheme of MIMO, VBLAST can provide extremely high spectrum efficiency.
作为MIMO系统的一种实现方案，VBLAST可以获得很高的频谱利用率。
FQPSK is a modulation technique that fits for high spectrum efficiency and high power efficiency request.
FQPS K是针对高频谱效率和高功率效率要求产生的一种调制方式。
On the other hand, adaptive modulation technique can enhance data rate, spectrum efficiency and transmission reliability in MIMO-OFDM systems.
另一方面，对于MIMO - OFDM系统来说，自适应调制技术可以提高系统的数据传输率、频谱效率以及传输的可靠性。
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