The Contour filtering system provides a gentle perturbation of the IF filterpassband.
轮廓过滤系统提供了一个温和的摄动的IF滤波器通。
2
In this paper, a novel design method of a passband edge frequency continuous adjustable FIR filter is presented.
提出了一种通带截止频率连续可调的低通滤波器的新的设计方法。
3
Due to the frequency pulling of FLL, the passband of the filter in PLL can be made very narrow to suppress the noise, and the PLL can lock carrier's phase with high accuracy.