英语语法分析

On the base of these, the paper analyzes applications of digital down converting in the HSP50214B programmable downconverter.

在此基础上，提出了数字下变频技术在可编程数字下变频器HSP50214 B中的应用方案。

This article describes the function of digital downconverter HSP50214B that based on FPGA, this scheme of the design has the definite adaptability.

介绍了基于FPGA完成HSP50214B的下变频功能，此设计方案具有一定的灵活性。

This paper studies high decimation ratio of digital downconverter given narrow-band signal, and especially analyze mul? stage decimation algorithm based on CIC filter and HB filter.

本文研究了窄带信号条件下，高倍抽取的数字下变频设计，重点分析了基于CIC滤波器和HB滤波器的多级抽取算法。