DocumentCode
152890
Title
Analysis of frequency modulated continuous wave signals using time-frequency domain shape features
Author
Akdemir, Safak Bilgi ; Orduyilmaz, A. ; Gurbuz, A.C. ; Yildirim, A.
fYear
2014
fDate
23-25 April 2014
Firstpage
1778
Lastpage
1781
Abstract
In this paper, modulation parameters as modulation bandwidth and type are extracted by using the shape features of the time-frequency domain of the frequency modulated continuous wave radar (FMCW) signals. Time-frequency image of the received signal is obtained by taking short time fourier transform (STFT). Then Hough transform (HT) is applied to the binary image which is obtained after thresholding. Modulation parameters are determined after the evaluation of the one dimensional modulation vector. The result of the parameter extraction at different SNR values and modulation types is presented.
Keywords
CW radar; FM radar; Fourier transforms; Hough transforms; radar signal processing; Hough transform; frequency modulated continuous wave radar; frequency modulated continuous wave signal; modulation bandwidth; modulation parameter; short time Fourier transform; time-frequency domain shape features; time-frequency image; Conferences; Modulation; Radar imaging; Radar signal processing; Signal to noise ratio; Time-frequency analysis;
fLanguage
English
Publisher
ieee
Conference_Titel
Signal Processing and Communications Applications Conference (SIU), 2014 22nd
Conference_Location
Trabzon
Type
conf
DOI
10.1109/SIU.2014.6830595
Filename
6830595
Link To Document