在信号的中频数字接收过程中，数字下变频、载波频率与相位跟踪是设计的关键所在。

In the process of signal digital intermediate-frequency received, digital down convertion, frequency tracking of carrier and phase locked loop are the keys.

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本文提出了一种专门用于数字VSB解调的载波相位跟踪环。

This paper proposes a carrier phase tracking loop dedicated for VSB demodulation.

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