DocumentCode
2764726
Title
A modified discrete chirp-Fourier transform scheme
Author
Fan, Pingyi ; Xia, Xiang-Gen
Author_Institution
Dept. of Electron. Eng., Tsinghua Univ., Beijing, China
Volume
1
fYear
2000
fDate
2000
Firstpage
57
Abstract
The discrete chirp-Fourier transform (DCFT) proposed in Xia, can be used to detect both the linear frequencies and the frequency varying rate (chirp rate) at the same time. In this paper, we present a modified DCFT (MDCFT) scheme; some properties similar to DCFT in Xia are also studied. Compared to the DCFT in Xia, theoretical and simulation results have shown that the MDCFT can further improve the resolution of chirp rate of the detected signals. The study is of particular use in radar signal processing
Keywords
chirp modulation; discrete Fourier transforms; radar resolution; radar signal processing; signal detection; DCFT; MDCFT; chirp rate; detected signals; frequency varying rate; linear frequencies; modified DCFT; modified discrete chirp-Fourier transform scheme; radar signal processing; resolution; Chirp; Digital communication; Discrete Fourier transforms; Discrete transforms; Fourier transforms; Frequency; Radar detection; Signal detection; Signal processing; Signal resolution;
fLanguage
English
Publisher
ieee
Conference_Titel
Signal Processing Proceedings, 2000. WCCC-ICSP 2000. 5th International Conference on
Conference_Location
Beijing
Print_ISBN
0-7803-5747-7
Type
conf
DOI
10.1109/ICOSP.2000.894443
Filename
894443
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