文章首先简要介绍了OFDM的基本原理，建立了系统仿真模型，对系统的同步和信道估计进行了分析。
Beginning with brief introduction for the basic principle of OFDM, this paper establishes the system simulation model and thereafter analyzes the synchronization and channel estimation.
介绍了WCDMA的同步信道和匹配滤波器实现同步的基本原理，提出了基于匹配滤波器的WCDMA同步捕获方法，并进行了计算机仿真。
This article introduces the SCH in WCDMA and the rationale of synchronization based on marching filter. Then it proposes a capture method of SCH based on marching filter and simulates it by computer.
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