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LFM METHOD FOR ESTIMATING A CHIRP RATE OF A LINEAR FREQUENCY MODULATION SIGNAL AND APPARATUS THEREFOR
LFM METHOD FOR ESTIMATING A CHIRP RATE OF A LINEAR FREQUENCY MODULATION SIGNAL AND APPARATUS THEREFOR
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机译:线性频率调制信号线性调频的LFM方法及其装置
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摘要
A technique for estimating modulation rate of a linear frequency modulation (LFM) signal, comprising: receiving a first LFM signal and multiplying the received first LFM signal by a conjugate complex number of a second LFM signal to derive a multiplication signal; , Defining a cost function using a spectral entropy function of the product signal, and an estimate of the modulation rate of the first LFM signal based on the cost function ( ).
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