This paper gives a detailed analysis of the principle of the phase lock circuit, one of the most important parts of the QF1052B Standard Signal Generator and provides some methods of checking it.
本文详细分析了QF1052B型标准信号发生器锁相环部分的基本组成及其工作原理，并提出了对此部分电路的检测方法。
The DDS signal generator which can adjust signal phase, signal frequency and complex wave is designed.
最终实现频率、相位、复合波形皆可调节的直接数字合成的信号发生器。
A three-phase signal source generator based on single-chip microprocessor is presented in this paper…The function , technical specification , hardware and software are explained in detail.
简要叙述单片机三相信号发生器的设计思想和开发方法，并对系统的功能，技术指标，硬件电路，软件设计，及使用方法作了说明。
Triggered by the in-phase signal, the waveform generator outputs a pulse burst.
用束团同步信号触发波形发生器，生成窄脉冲；
In addition a digital signal generator was incorporated via a DDS chip AD9850 from Analog Devices inc, featuring accurate frequency preset, quick phase transformation and low phase noise.
另外还采用AD公司DDS器件ad9850实现了一种频率可控制、相位变化快、相位噪声低的DDS信号源。
Based on DDS technique, the signal generator can create two signals, i. e. the sinewave and the square wave signals, and its amplitude, frequency and phase can be continuously adjusted.
采用直接数字合成（DDS）技术构建双路正弦波及同步方波发生器，实现幅值、频率、相位等连续调节；
This paper presents a torque sensor that was designed on the basis of phase torque measurement and magnetic-grid signal generator.
本文介绍了一种基于相位转矩测量原理，以磁栅为发讯器的转矩传感器。
This paper presents a torque sensor that was designed on the basis of phase torque measurement and magnetic-grid signal generator.
本文介绍了一种基于相位转矩测量原理，以磁栅为发讯器的转矩传感器。
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