Discrete Fourier transform
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Mathematics of Multidimensional Fourier Transform AlgorithmsThe DFTThe Discrete Fourier TransformComputational Frameworks for the… Expand We propose and consolidate a definition of the discrete fractional Fourier transform that generalizes the discrete Fourier… Expand Preface 1. Introduction. A Bit of History An Application Problems 2. The Discrete Fourier Transform (DFT). Introduction DFT… Expand In this paper, we present an algorithm to estimate a signal from its modified short-time Fourier transform (STFT). This algorithm… Expand In this paper, we present an algorithm to estimate a signal from its modified short-time Fourier transform (STFT). This algorithm… Expand A new scheme is presented for the determination of the parameters that characterize a multifrequency signal. The essential… Expand An orthogonally multiplexed QAM (O-QAM) system is a multichannel system with a baud rate spacing between adjacent carrier… Expand This paper makes available a concise review of data windows and their affect on the detection of harmonic signals in the presence… Expand The Fourier transform data communication system is a realization of frequency-division multiplexing (FDM) in which discrete… Expand The advent of the fast Fourier transform method has greatly extended our ability to implement Fourier methods on digital… Expand