FIELD: radio engineering. SUBSTANCE: device for implementation of method has K receiving electric dipoles 1,2,3, K reflecting electric dipoles 4,5,6, K nonlinear elements 7,8,9, k change-over elements 10, 11,12, transmitting aerial 13, receiving aerial 14, output wire of transmitter 15, input wire of receiver 16, multichannel controlled transmitter 17, matching unit 18, control wire 19, wire 20 of end cycle signal, K transmitters 21,22,23, K units 24,25,26 of formation of identification signals, storage register 27, decoder 28, signalization unit 29. EFFECT: improved authenticity of information on state of object carried by reflected signal. 1 cl, 2 dwg
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Authors
Dates
1994-03-30—Published
1991-12-03—Filed