基于AD9910的线性调频信号发生技术

Generating Technology of LFM Signal Based on AD9910

本文主要介绍了DDS的工作原理以及专用芯片AD9910的功能特点,并重点论述了利用可编程逻辑器件控制DDS产生线性调频信号的设计方案。该设计实现了高度集成化,降低了成本且易于调试。

This paper introduces the theory of DDS and the characteristics of AD9910,and particularly discuss a scheme using FPGA control DDS to generate LFM signal.The scheme realize integration, reduce the cost and easy to adjust.