Twiddle factor

A twiddle factor, in fast Fourier transform (FFT) algorithms, is any of the trigonometric constant coefficients that are multiplied by the data in… (More)
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Topic mentions per year

1981-2016
0102019812016

Papers overview

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2015
2015
Fingerprint applications are widely used to identify person's authenticity. The frequency domain analysis of fingerprint plays an… (More)
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2010
2010
In this paper, we propose higher point FFT (fast Fourier transform) algorithms for a single delay feedback pipelined FFT… (More)
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2010
2010
Optimizing the number of arithmetic operations required in fast Fourier transform (FFT) algorithms has been the focus of… (More)
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2010
2010
In this paper, we propose equivalent radix-2<sup>2</sup> algorithms and evaluate them based on twiddle factor switching activity… (More)
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2010
2010
In this paper, we propose equivalent radix-2 algorithms and evaluate them based on twiddle factor switching activity for a single… (More)
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2009
2009
In this work, we analyze different approaches to store the coefficient twiddle factors for different stages of pipelined Fast… (More)
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2007
2007
An integral part of FFT computation are the twiddle factors, which, in software implementations, are typically stored into RAM… (More)
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2007
2007
This paper presents a novel transformation technique that can derive various fast Fourier transform (FFT) in a unified paradigm… (More)
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2007
2007
In this paper, we present a new fast Fourier transform (FFT) algorithm to reduce the table size of twiddle factors required in… (More)
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2004
2004
Twiddle factor (TF) generator is a key component in IFFT/FFT computation for current OFDM-based wireless and wireline… (More)
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