Method of searching for and identifying a target placed beyond an opaque screen, and corresponding apparatus

摘要

The apparatus for searching for and identifying a target placed beyond an opaque screen comprises: a transmitter 2 and a receiver 3 each provided with a very directional aerial 4, 5, which move in order to provide the scanning of a zone of the screen 16; a processing circuit 5 for detecting the absence of echo coming from the target 20, and a video display screen 8. <IMAGE>