direct digital synthesizer的意思|示意

In this paper a method of designing and implementing Field Programmable Gate Array (FPGA) digital modulator based on the improved Direct digital Synthesizer (DDS) technology is presented.

提出了一种基于改进直接数字频率合成(DDS)技术的现场可编程门阵列(FPGA)数字调制器设计与实现方法。

Direct digital synthesizer (DDS) is a kind of new frequency synthesizer technique. With it signal parameter can be switched into signal wave.

直接数字式频率合成(DDS)作为一种新的频率合成技术，它可以实现从信号参数到信号波形的转换。

Using DDS (Direct Digital Synthesizer) technique under control of single-chip computer, electronic-tunable wavelength scanning is realized.

系统采用计算机控制下的直接数字频率合成(DDS)技术，实现电调谐波长扫描。

The design of direct digital frequency synthesizer(DDFS)in the way of local carrier demodulation is mainly introduced.

文章重点讨论了本地载波解调中的直接数字频率合成器（DDFS）模块的设计。

The paper discusses a prototype of direct digital frequency synthesizer(DDFS) controlled by microcomputer.

本文介绍一个微机可控直接数字频率合成器（DDFS）的实验样机。

The paper introduced the working principle of the direct digital frequency synthesizer (DDS) and its spurious analysis is performed.

文章介绍了直接数字频率合成器(DDS)的基本工作原理，同时对其杂散进行了分析。