Title :
Impulsive noise rejection in HF radar using a linear prediction technique
Author_Institution :
Intelligence Surveillance & Reconnaissance Div., Defence Sci. & Technol. Organ., Edinburgh, Australia
Abstract :
The performance of an HF Doppler radar is degraded by signal corruption due to impulsive interferers such as atmospherics and meteor train echoes. These interferers raise the Doppler spectrum background noise level, thereby reducing target to noise power ratios. In this paper, we make modifications to a known linear prediction missing data technique, and show that this technique is effective against HF radar impulsive interference.
Keywords :
Doppler radar; impulse noise; interpolation; radar signal processing; Doppler radar; Doppler spectrum background noise level; HF radar; atmospherics; impulsive interferers; impulsive noise rejection; interference rejection; linear prediction interpolation; linear prediction missing data technique; meteor train echoes; signal corruption; target to noise power ratio; Australia; Azimuth; Doppler radar; Frequency; Hafnium; Interference; Lightning; Noise level; Radar signal processing; Spaceborne radar;
Conference_Titel :
Radar Conference, 2003. Proceedings of the International
Print_ISBN :
0-7803-7870-9
DOI :
10.1109/RADAR.2003.1278767