Title :
Enhanced radar range resolution and beam steering through signal generation
Author_Institution :
Radar Syst. & Remote Sensing Lab., Kansas Univ., Lawrence, KS, USA
Abstract :
A novel technique of generating broadband waveforms at the element level, which includes beam steering, is discussed for phased-array radars. Generating the waveforms at the element level allows the net effect of time delay steering to be realized. This has the effect of increasing the range resolution when the beam is steered off of broadside. If the generators can be designed to include a phase offset, the phase shifter can be eliminated altogether.<>
Keywords :
antenna phased arrays; antenna radiation patterns; radar antennas; beam steering; broadband waveforms; element level; phase offset; phase shifter; phased-array radars; radar antennas; radar range resolution; signal generation; time delay steering; Bandwidth; Beam steering; Chirp; Delay effects; Phased arrays; Radar applications; Radar imaging; Radar remote sensing; Signal generators; Signal resolution;
Conference_Titel :
Antennas and Propagation Society International Symposium, 1990. AP-S. Merging Technologies for the 90's. Digest.
Conference_Location :
Dallas, TX, USA
DOI :
10.1109/APS.1990.115239