重采样滤波器设计是全数字接收机中实现符号同步的关键技术之一。
The design of the resampling filter is a key technique for symbol synchronization in all-digital receiver.
本文设计了一种用于完成QAM数字电视解调芯片中符号及匹配成形功能的奈奎斯特滤波器。
This paper presents a Nyquist filter to perform symbol synchronization and matched filtering in a QAM demodulator for digital television.
接收部分主要是扩频系统的数字下变频、积分清洗、匹配滤波器解扩、功率检测、符号跟踪、差分译码等技术。
The receiver unit mainly consisted of the digital down converter, matched filter, integration and dump module, power detector, symbol tracking processor, differential demodulator and so on.
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