A twiddle factor, in fast Fourier transform (FFT) algorithms, is any of the trigonometric constant coefficients that are multiplied by the data inâ€¦Â (More)

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2015

2015

- Suraj N. Shinde
- 2015 International Conference on Computerâ€¦
- 2015

Fingerprint applications are widely used to identify person's authenticity. The frequency domain analysis of fingerprint plays anâ€¦Â (More)

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2010

2010

- Fahad Qureshi, Syed Asad Alam, Oscar Gustafsson
- 2010 Asia Pacific Conference on Postgraduateâ€¦
- 2010

In this paper, we propose higher point FFT (fast Fourier transform) algorithms for a single delay feedback pipelined FFTâ€¦Â (More)

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2010

2010

- Kevin J. Bowers, Ross Lippert, Ron O. Dror, David E. Shaw
- IEEE Transactions on Signal Processing
- 2010

Optimizing the number of arithmetic operations required in fast Fourier transform (FFT) algorithms has been the focus ofâ€¦Â (More)

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2010

2010

- Fahad Qureshi, Oscar Gustafsson
- Proceedings of 2010 IEEE International Symposiumâ€¦
- 2010

In this paper, we propose equivalent radix-2<sup>2</sup> algorithms and evaluate them based on twiddle factor switching activityâ€¦Â (More)

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2010

2010

- Fahad Qureshi, Oscar Gustafsson
- ISCAS
- 2010

In this paper, we propose equivalent radix-2 algorithms and evaluate them based on twiddle factor switching activity for a singleâ€¦Â (More)

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2009

2009

- Fahad Qureshi, Oscar Gustafsson
- 2009 Conference Record of the Forty-Thirdâ€¦
- 2009

In this work, we analyze different approaches to store the coefficient twiddle factors for different stages of pipelined Fastâ€¦Â (More)

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2007

2007

- Teemu PitkÃ¤nen, Tero Partanen, Jarmo Takala
- SAMOS
- 2007

An integral part of FFT computation are the twiddle factors, which, in software implementations, are typically stored into RAMâ€¦Â (More)

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2007

2007

- In-Cheol Park, WonHee Son, Ji-Hoon Kim
- 2007 25th International Conference on Computerâ€¦
- 2007

This paper presents a novel transformation technique that can derive various fast Fourier transform (FFT) in a unified paradigmâ€¦Â (More)

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2007

2007

- Ji-Hoon Kim, In-Cheol Park
- IEICE Transactions
- 2007

In this paper, we present a new fast Fourier transform (FFT) algorithm to reduce the table size of twiddle factors required inâ€¦Â (More)

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2004

2004

- Jen-Chuan Chih, Sau-Gee Chen
- 2004 12th European Signal Processing Conference
- 2004

Twiddle factor (TF) generator is a key component in IFFT/FFT computation for current OFDM-based wireless and wirelineâ€¦Â (More)

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