DECODER OF CONVOLUTION CODE Russian patent published in 1994 - IPC

FIELD: information transmission systems. SUBSTANCE: decoder of convolution code has three counters 5, 6, 7, three OR gates 8, 9, 10, OR ELSE gate 11, decoder 12, commutator 13, four k-digit multiplexers 14-17, k NOT gates 18₁-18_k, two k-digit registers 19, 20, pulse distributor 21, unit 22 of calculation of metrics of branches. EFFECT: increased noise immunity thanks to provision of automatic branch and interlocking synchronization under operation in real communication channels with code speeds 1/2 and 3/4 (punctured code). 2 cl, 4 dwg