FIELD: radio detection and ranging. SUBSTANCE: target detection means has synthetic-aperture radar (SAR) 1, target receiver-transmitter (TRT) 2, ranging signal driver 3, SAR transmitter 4, SAR antenna 5, SAR receiver 6, SAR transmit-receive switch, SAR receiver 7, SAR receiver input processor, target-present position display 9, TRT antenna 10, TRT transmit-receive switch 11, TRT receiver 12, decoder 13, frequency- controlling oscillator 14, TRT transmitter 15, 3-4-6-7-8- 9, 10-11-12-13-14-15-11, 6-5. EFFECT: increased efficiency. 1 dwg
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Authors
Dates
1994-07-30—Published
1991-08-26—Filed