Then it analyzes the wireless mobile communication propagation environment and gets the characters of timing varying fading channel.
然后讨论了无线移动通信的传播环境，得到时变衰落信道的特点。
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。
Typical indoor wireless channel is Ricean fading, and can be decomposed into the sum of an LOS propagation channel and a scattering channel.
典型的室内传播信道为莱斯衰落信道，可将其分解为LOS传播信道和散射信道。
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