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分级计算迭代在Radon-Ambiguity变换和分数阶Fourier变换对chirp信号检测及参数估计的应用 被引量:18

The Application of Iterative Algorithm to Chirp Signal Detection and Parameter Estimation Using Radon-Ambiguity Transform and Fractional Fourier Transform
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摘要 该文在分析Radon-Ambiguity变换(RAT)和分数阶Fourier变换对chirp信号的检测和参数估计的基础上,建立了多分量chirp信号检测和参数估计系统模型,提出了分级计算迭代方法,大大减少了计算量,提高了运算速度。 On the basis of studying chirp signal detection and parameter estimation transform and fractional Fourier transform, a novel iterative algorithm is put forward, higher calculation speed through simulation.
作者 郭斌 张红雨
出处 《电子与信息学报》 EI CSCD 北大核心 2007年第12期3024-3026,共3页 Journal of Electronics & Information Technology
关键词 分数阶FOURIER变换 Radon—ambiguity变换 CHIRP信号 Fractional Fourier transform Radon-ambiguity transform Chirp signal using Radon-ambiguity which is proved much
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