Articles with "chirp transform" as a keyword



Defect Localization for Power Cables With Chirp Z Transform of Reflection Coefficient Spectrum

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Published in 2025 at "IEEE Transactions on Dielectrics and Electrical Insulation"

DOI: 10.1109/tdei.2024.3422160

Abstract: Frequency-domain reflection (FDR) has been proved promising to locate the defect of power cables, yet the traditional fast Fourier transform (FFT)-based algorithm faces problems, including low localization resolution and high data redundancy, resulting in lower… read more here.

Keywords: chirp transform; reflection; power cables; localization ... See more keywords

Novel acquisition of global positioning system signals based on parameter prediction and the chirp z-transform

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Published in 2017 at "Proceedings of the Institution of Mechanical Engineers, Part G: Journal of Aerospace Engineering"

DOI: 10.1177/0954410016652151

Abstract: The acquisition stage in global positioning system receivers provides a coarse estimation of the Doppler shift and the code phase of the incoming signals. The accuracy of the estimation, especially the Doppler shift, greatly influences… read more here.

Keywords: chirp transform; doppler shift; global positioning; acquisition ... See more keywords