Frequency estimation with sub-nyquist sampling based on virtual instrument

作     者：Liu Jichao SunYu The laboratory of information processing,Qingdan University of Science and Technology,Qingdao 266061,China 

会议名称：《中国电子学会第十五届信息论学术年会暨第一届全国网络编码学术年会》

会议日期：2008年

学科分类：08[工学] 080401[工学-精密仪器及机械] 0804[工学-仪器科学与技术] 080402[工学-测试计量技术及仪器] 

关 键 词：virtual instrument sub-nyquist sampling frequency estimation 

摘      要：In order to overcome the problems such as complex algorithm of the sub-nyquist sampling method in engineer,the pa- per advances a novel method to estimate the frequency of the sub-nyquist sampling *** algorithm uses three-sample rates switching *** paper builds the estimation module by virtual instrument software labview program *** method achieve easily and no hardware changing,it more effective than double-sample rates frequency estimation.