Method and device for automatic recognition of targets on the basis of the echo 'doppler '

摘要

The method consists in comparing 6 sequentially the spectra of the signal "doppler" retransmitted by each target sequences of spectra corresponding to the known targets stored in memory 4 in a memory dictionary and to indicate the type of target 7 when the spectra of the signal transmitted by the target has been recognized 6. & br / application: radar - sonar. & br / (see appended drawing in bopi) & br / & & br /