The article introduces the structure and working principle of high precision digital waveform generator in detail.
论述了高精度数字波形发生器的结构、工作原理。
Bring forward one DDS-based two-RAM two-channel digital waveform generator which use CPLD technology to improve system's integration.
探讨了一种用CPLD实现的基于DDS的双ram双通道数字波形发生器的设计。
Digital waveform generator which use DDS (Direct Digital Synthesize) technology has many merits like high frequency resolution, good stability and easy to generate signal.
基于DDS技术的数字波形发生器具有频率分辨率高、稳定性好、可灵活产生多种信号的优点。
Here we bring forward one digital waveform generator based on DDS technology, use CPLD to do hardware design, finish functional and timing synthesize with certain EDA tool's help.
文中设计了一种基于DDS技术的数字波形发生器，并在此基础上采用CPLD技术来进行硬件设计研究，对电路的数字部分进行了分步设计以及功能仿真和波形仿真。
The power supply adopts D/A mixed control and repetitive control. The digital part realizes the high precise waveform generator and the control based on voltage virtual value.
该电源采用数/模混合控制及重复控制方法，数字部分实现高精度的波形发生器和电压有效值控制；
With the two technologies and the flexible control ability of MCU, a new digital signal source, Arbitrary Waveform Generator (AWG), has been developed.
本设计结合这两项技术，并利用单片机灵活的控制技术，开发了一种新的信号源：任意波形发生器(AWG)。
The waveform generator is composed by DSP and quadrature digital upconverter (QDU). DSP is used as main controller to decide the modulation mode and output waveform of QDU.
波形产生器主要由dsp和数字上变频器构成，DS P作为主控制器设定数字上变频器的调制方式和输出波形。
This paper introduces a design of Direct Digital Frequency Synthesis(DDFS) based on CPLD, and describes clearly the design method of a multi-function waveform generator using DDFS.
本文介绍了一种基于CPLD的直接数字频率合成（DDFS）的实现方法，详细阐述了采用此技术设计多功能信号发生器的方法。
A method of digital phase moving and frequency synthesizing by using software technique is introduced, it is upon the arbitrary waveform generator, and in the virtual instrumentation mode.
介绍了使用软件方法，在虚拟仪器模式下，用任意波发生器产生精确相移与合成任意频率的周期信号。
In this paper basic principles on digital generator of chirp waveform and four realizable schemes of hardware are described.
本文介绍了数字式线性调频波形产生器的基本原理。以及四种硬设备的实现方案。
The research of digital pre-emphasis gradient waveform generator.
磁共振成像谱仪梯度通道的数字化研究。
The research of digital pre-emphasis gradient waveform generator.
磁共振成像谱仪梯度通道的数字化研究。
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