RADAR SIGNAL PROCESSING DEVICE FOR IMPROVING VISUAL DETECTION OF LONG-RANGE TARGETS AND RADAR THEREWITH APPLICATION

摘要

THE INVENTION RELATES TO RADAR PROVIDING BETTER VISUAL DETECTION OF LONG-RANGE TARGETS. /P P IT ESSENTIALLY FEATURES A DEVICE 124, 126 WHICH CONVERTS A RADAR ECHO SIGNAL INTO A SIGNAL OF AT LEAST VOLTAGE TWO DISCRETE LEVELS, A DEVICE 198 THAT EXTENDS THE DURATION OF A FIRST LEVEL IN DIRECT FUNCTION OF THE DISTANCE AND A DEVICE 118 FOR VIEWING THE OUTPUT SIGNAL OF THE EXTENSION DEVICE 198. /P P THE INVENTION APPLIES IN PARTICULAR TO A MARINE RADAR.