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基于循环前缀的同步算法实现简单，精度较高，但其仍然是一种半盲同步。
The synchronization algorithm based on the cyclic prefix is simple to achieve, and has a high-precision, but it is still a semi-blind synchronization.
提出了一种改进的LMS算法，使基于该算法的半盲自适应信道均衡器适用于时变信道中OFDM系统。
An improved LMS Algorithm is presented in this paper, based on which there is a semi-blind adaptive equalizer of time-variant channel for OFDM systems.
提出一种半盲投影接收机算法。
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