FIELD: radio engineering.
SUBSTANCE: device, having bearing oscillation generator, output of which is connected to signal input of first key and to input of first phase shifter, output of which is connected to signal input of second key, outputs of first and second keys are connected to appropriate inputs of adder, output of which through multiplier is connected to output of device, device additionally has pseudo-random series generator, clock input of which is connected to output of clock pulse generator, and synchronization input is connected to output of synchronization pulse generator and to second synchronization means input, first input of which is input of information signal, and output is connected to second multiplier input, device also includes commutation block, M decoders, M-2 keys, M-2 phase shifters, pseudo-random series delays block.
EFFECT: better concealment and detection protection level of generated signal.
6 dwg
