... multi-path cancellation 多路径抵消 multi-path delay 多路径延迟 multi-path effect 多路径效应 ...
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multi path delay 协方差矩阵
multi path delay spread 多径时延扩展
multi-path delay spread channel 多径延时信道
distribution of multi-path delay 多径时延分布
multi-path time delay 多径时延扩展
With the advantage of high speed, high spectrum efficiency, can strongly combat multi-path delay and fading, OFDM (Orthogonal Frequency Division Multiplexing) is widely used in various digital communication systems.
OFDM (正交频分复用)技术具有速率高、频谱利用率高、抗多径时延、抗信道衰落等优点,被广泛应用于各种数字通信系统中。
参考来源 - OFDM系统中基于导频的信道估计的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Simulation shows co-channel interference and maximum multi-path delay spread have significant impact on the BER performance and PDMRC gives the best performance in most common environment.
仿真表明同信道干扰与最大多径延迟扩展对系统性能影响很大，在通常情况下采用PDMRC具有最好的性能。
OFDM is a high transmission technology in the wireless propagation environment. It is fitted to transmit high-speed data in the wireless channel which has multi-path delay and Doppler frequency shift.
OFDM是一种无线传播环境下的高速传输技术，适合在多径传播和多普勒频移的无线信道中传输高速数据。
The subject of this paper mainly focuses on the research of new algorithms and proposes the channel estimation principle explicitly: separate the estimation of multi-path amplitude and delay.
本文主要致力于研究新的信道估计算法，明确提出了将多径信道的时延估计和幅度估计分开的信道估计方案。
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