Position: Home > Articles > Digital Direct Synthesis Signal Source
Journal of Yunnan Agricultural University(Natural Science)
2007,22
(1)
146-148
数字直接合成信号源
作 者:
王锐刚;黄峻;王化忠
单 位:
云南农业大学基础与信息工程学院;云南省产品质量监督检验中心
关键词:
数字波形;频率合成;高稳定度
摘 要:
将周期函数离散成为分离的数字量,利用锁相环产生高稳定度的信号扫描频率对数字量进行读取,经过D/A变换及恰当的滤波可以获得高稳定度的信号输出。该系统运用于电力系统的标准电能校验源,具有高可靠性、实用性。
译 名:
Digital Direct Synthesis Signal Source
作 者:
WANG Rui-gang1,HUANG Jun2,WANG Hua-zhong1 (1.Faculty of Electron Information Engineering,Y A U,Kunming 650201,China;2.Yunnan Product Quality Supervision & Testing Center,Kunming 650223,China)
关键词:
digital profile;frequency synthesizes;high stability
摘 要:
The periodic function is separated into the digital quantity.it has the high stability signal sweep frequency using the phase-lock link to carry on to the digital quantity reading,through D/A transformation,the appropriate filter may obtain the high stability signal output.This system utilizes in the electrical power system standard electrical energy verification source,has the redundant reliability,the usability.