Discrete Fourier transform

Known as: Inverse discrete Fourier transform, Offset DFT, Centered DFT 
In mathematics, the discrete Fourier transform (DFT) converts a finite sequence of equally-spaced samples of a function into an equivalent-length… (More)
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2009
2009
This paper describes an implementation of the Discrete Fourier Transform (DFT) and the Inverse Discrete Fourier Transform (IDFT… (More)
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Highly Cited
2005
Highly Cited
2005
Line synchronization of grid connected power converters is a well recognized problem when the grid is weak, or derives from a… (More)
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Highly Cited
2002
Highly Cited
2002
A method is presented for computing an orthonormal set of eigenvectors for the discrete Fourier transform (DFT). The technique is… (More)
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Highly Cited
2002
Highly Cited
2002
It is shown in this paper that the discrete equivalent of a chirp filter is needed to implement the computation of the discrete… (More)
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Highly Cited
2001
Highly Cited
2001
In this paper, we advance the concept of warped discrete-Fourier transform (WDFT), which is the evaluation of frequency samples… (More)
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Highly Cited
2000
Highly Cited
2000
We propose and consolidate a definition of the discrete fractional Fourier transform that generalizes the discrete Fourier… (More)
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Highly Cited
1998
Highly Cited
1998
We present an iterative nonparametric approach to spectral estimation that is particularly suitable for estimation of line… (More)
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1994
1994
This paper will look at an approach that uses symmetric properties of the basis function to remove redundancies in the… (More)
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Highly Cited
1983
Highly Cited
1983
A new scheme is presented for the determination of the parameters that characterize a multifrequency signal. The essential… (More)
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Highly Cited
1969
Highly Cited
1969
The advent of the fast Fourier transform method has greatly extended our ability to implement Fourier methods on digital… (More)
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