DocumentCode
1149631
Title
A method for the discrete fractional Fourier transform computation
Author
Yeh, Min-Hung ; Pei, Soo-Chang
Author_Institution
Dept. of Electron. Eng., Nat. I-Lan Inst. of Technol., Taiwan
Volume
51
Issue
3
fYear
2003
fDate
3/1/2003 12:00:00 AM
Firstpage
889
Lastpage
891
Abstract
A new method for the discrete fractional Fourier transform (DFRFT) computation is given in this paper. With the help of this method, the DFRFT of any angle can be computed by a weighted summation of the DFRFTs with the special angles.
Keywords
discrete Fourier transforms; eigenvalues and eigenfunctions; signal detection; signal representation; time-frequency analysis; DFRFT; chirp signal detection; discrete fractional Fourier transform computation; eigendecomposition method; rotation angle; signal rotation; time-frequency plane; weighted summation; Computational efficiency; Councils; Discrete Fourier transforms; Eigenvalues and eigenfunctions; Fourier transforms; Karhunen-Loeve transforms; Kernel; Signal processing;
fLanguage
English
Journal_Title
Signal Processing, IEEE Transactions on
Publisher
ieee
ISSN
1053-587X
Type
jour
DOI
10.1109/TSP.2002.808113
Filename
1179783
Link To Document