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。
A novel frequency domain Doppler diversity technique for OFDM systems is proposed.
提出了一种新的频域多普勒分集技术的OFDM系统。
A novel frequency domain Doppler diversity technique for OFDM systems is proposed.
提出了一种新的频域多普勒分集技术的OFDM系统。
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