V-BLAST (Vertical Bell Laboratories Layerd Space-Time) can be combined with OFDM to achieve high data rate transmission in frequency selective fading channels .
技术可以和OFDM技术结合以便在高的频率选择性衰落信道下提供高数据率的传输。
In the future broadband wireless communications, there will be two severe challenges to be faced, which are frequency selective fading channels and bandwidth efficiency.
在未来宽带移动通信中,存在两个最严峻的挑战:多径衰落信道和带宽效率。
The tapped delay model of the multi-path frequency selective fading channels as well as the diversity receiver technique is introduced, and the principles of RAKE receiver are described.
本文首先讨论了移动通信信道的各种参数对信道估计的影响,介绍了频率选择性信道的抽头延迟线模型和分集接收技术,在此基础上阐述了RAKE接收机的原理。
Time-selective Rayleigh fading of channels is caused by Doppler shift and carrier frequency offset.
接收端的高速运动或者载频的偏移,会引起信道的时间选择性衰落。
A combined channel estimation method of time-frequency-selective fading channels in MIMO-OFDM systems was proposed.
提出了一种适用于时间频率选择性衰落信道的MIMO - OFDM系统的组合信道估计方法。
In this paper, we propose a diagonal space-frequency (DSF) block codes over frequency-selective Rayleigh fading channels and study performance of the code.
本文提出了频率选择性瑞利衰落信道中的对角空频分组码(DSF),研究了码的性能。
This letter present a differential space-frequency coded orthogonal frequency-division multiplexing (OFDM) scheme over frequency-selective fading channels.
本文提出了频率选择性衰变信道中采用了差分空频编码的正交频分复用(OFDM)传输方法。
This letter present a differential space-frequency coded orthogonal frequency-division multiplexing (OFDM) scheme over frequency-selective fading channels.
本文提出了频率选择性衰变信道中采用了差分空频编码的正交频分复用(OFDM)传输方法。
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