1) orthogonal-beams space diversity-OFDM
正交波束空间分集-OFDM
2) OFDM
正交频分复用(OFDM)
1.
Single carrier with frequency domain equalization (SC-FDE) and orthogonal frequency division multiplexing (OFDM) are both block-wise transmission schemes based on cyclic prefix (CP).
单载波频域均衡(SC-FDE)和正交频分复用(OFDM)都是基于循环前缀(CP)的分块传输技术,具有相同的抗多径传输的能力、基本相同的系统复杂度和频谱效率,是两种主要的未来宽带无线通信物理层关键技术。
2.
The combination of MIMO and OFDM techniques is regarded as one of the best transmission methods in the future wireless broadband communication.
多天线发送多天线接收(MIMO)和正交频分复用(OFDM)两种技术的结合被认为是未来无线宽带通信最有效的传输技术之一,既可以很好的解决未来宽带无线通信系统中信道的多径衰落和带宽效率这两个最严峻的挑战,又能够提高系统容量和传输可靠性。
3.
To compensate for the performance degradation induced by phase noise,a low-complexity phase noise cancellation algorithm for OFDM systems is developed in this paper.
正交频分复用(OFDM)易受相位噪声的干扰。
3) orthogonal frequency division multiplexing (OFDM)
正交频分复用(OFDM)
1.
A newmethod is proposed to reduce the peak-to-average power ratio(PAPR)of orthogonal frequency division multiplexing (OFDM)system.
提出了一种新的降低正交频分复用(OFDM)系统峰均功率比(PAPR)的方法。
2.
This paper proposes a scheme to reduce the effect of intercarrier interference in orthogonal frequency division multiplexing (OFDM) systems by adjustment of subcarrier signs based on the theory of combinatorial optimization.
基于组合优化理论,提出了一种通过调整子载波调制符号的正负来抑制正交频分复用(OFDM)系统载波间干扰(ICI)的方法。
4) orthogonal frequency division multiplexing(OFDM)
正交频分复用(OFDM)
1.
A scheme of optical millimeter(mm) wave based on orthogonal frequency division multiplexing(OFDM) generation have been proposed with theoretics and simulation in this paper.
该文提出了一个基于正交频分复用(OFDM)技术的毫米波产生方案。
补充资料：空间集
别集名。明朝李梦阳（号空同子）作。六十六卷。凡赋三卷，诗三十四卷，文二十九卷。外附录二卷。为嘉靖间其甥曹嘉所刻。另有明朝万历间李三才辑《李何二先生诗集》本《李崆峒先生诗集》三十三卷。清朝光绪间张祖同辑《弘正四杰诗集》本《李空同诗集》，亦为三十三卷，多附录一卷。
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参考词条