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频率源的短期频率稳定度及相位噪声测量
引用本文:王志田.频率源的短期频率稳定度及相位噪声测量[J].宇航计测技术,1995,15(3):18-27.
作者姓名:王志田
作者单位:中国航天工业总公司二院二○三所
摘    要:叙述了频率源的重要特性—频率稳定度及相位噪声的表征和测量;比较了各种测量方法的优缺点;分析了测量中存在的问题,影响测量结果的因素及其引入的误差;给出了避免这些影响和修正误差的方法;最后介绍了国内外频率稳定度和相位噪声测量的最新进展。

关 键 词:频率源,短期频率稳定度,相位噪声,诸密度

Measurement of short term frequency stability and phase noise of frequency source
Wang Zhitian.Measurement of short term frequency stability and phase noise of frequency source[J].Journal of Astronautic Metrology and Measurement,1995,15(3):18-27.
Authors:Wang Zhitian
Institution:Wang Zhitian
Abstract:Describes the characterizations and measurements about the main featuresof frequency source-frequency stability and phase noise.It has compared the advan-tages and shortcomings among all kinds of measuring methods,analysed problems existingin the measurement:factors affecting measuring results and errors resulting by thosefactors, given out methods to avoid those infltience and correct errors,and lastly intro-duced up-to-date progress made in measuring frequency stability and phase noise both athome and abroad.
Keywords:Frequency source  Short-term frequency stability  Phase noise  Spec-trum density  
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