DEVICE FOR RECEPTION OF M SEQUENCE Russian patent published in 1994 - IPC

FIELD: radio communication, reception of call signals. SUBSTANCE: device has 2n-1 digit shift register 1, first NOR gate 2, key 3, n digit shift register 4, AND gates 5, modulo two adder 6, first supplementary AND gate 7, second supplementary AND gate 8, OR gate 9, third supplementary AND gate 10, second NOR gate 11, inverter 12. Reduced probability of malfunction in reception of M sequence is provided thanks to insertion of AND gates 7, 8, 10, NOR gate 11 and inverter 12 which automatically control structural properties of signal and introduce certain changes into it with emergence of situation leading to malfunction in reception of signal. EFFECT: enhanced reliability of reception. 1 dwg