本文主要研究了无线OFDM系统中基于导频的时变信道估计方法。
This thesis mainly focuses on the time-varying channel estimation methods based on pilot tones in wireless OFDM systems.
我们提出了一种单输入单输出(SISO)正交频分复用时变信道估计方法。
We advance a novel method for the Single-Input-Single-Output (SISO) time-varying channel estimated of orthogonal frequency-division multiplexing (OFDM) systems.
当此消息模型构成的角调信号通过随机时变信道后，形成复杂的非线性估计模型。
When the Angle modulation signals made up of the message model have passed through a randomly time-varying channel, a complex nonlinear estimation model is formed.
它可对固定信道和慢时变信道的采样冲激响应进行估计。
It can estimate the sampled impulse responses of unknown channels - fixed or slow time - varying channels.
它使用改进的部分并行干扰消除算法实现多用户检测 ，并在导频辅助下估计时变信道 。
The multi-user detection is realized by the modified partial parallel interference cancellation (PPIC), and estimates TV channels aided by pilots.
它使用改进的部分并行干扰消除算法实现多用户检测 ，并在导频辅助下估计时变信道 。
The multi-user detection is realized by the modified partial parallel interference cancellation (PPIC), and estimates TV channels aided by pilots.
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