Title :
Assessment of a digital quadrature demodulator for a stepped frequency radar
Author :
Cope, M.K. ; Langman, A. ; Inggs, M.R.
Author_Institution :
Radar Remote Sensing Group, Cape Town Univ., South Africa
Abstract :
A direct digital demodulator for a stepped frequency radar was modeled and its performance estimated by computer simulation. The performance of a prototype was evaluated. Timing jitter was found to be the most significant cause of error in both cases.
Keywords :
demodulators; prototypes; radar signal processing; timing jitter; computer simulation; digital quadrature demodulator; prototype; stepped frequency radar; timing jitter; Clocks; Demodulation; Digital filters; Frequency; Ground penetrating radar; Oscillators; Radar remote sensing; Sampling methods; Signal to noise ratio; Timing jitter;
Conference_Titel :
Geoscience and Remote Sensing Symposium, 2003. IGARSS '03. Proceedings. 2003 IEEE International
Print_ISBN :
0-7803-7929-2
DOI :
10.1109/IGARSS.2003.1295482
