INTEGRATED COMPUTER SYSTEM OF AIRCRAFT MS-21 Russian patent published in 2018 - IPC G06F9/00 

FIELD: computer equipment.

SUBSTANCE: invention relates to integrated computer system of MS-21 aircraft. System contains six identical and interchangeable central avionics calculators and four identical and interchangeable switches of on-board data network, at that software is functioning on each central calculator of avionics, additionally, system contains two major commutators of on-board data transmission network and two back-up switches of on-board data network, there is one major and one backup switch and three central avionics calculators on left and right sides of aircraft, each major switch is connected by standard communication lines ARINC664p7 with all avionics central calculators of its aircraft, as well as with major switch of the other board and with other aircraft systems, forming subnet A, backup switches are connected to all central calculators of avionics of its board, and also to each other and to aircraft other systems with communication lines according to ARINC664p7 standard, forming subnet B.

EFFECT: technical result is to expand functionality, increase in reliability and fail-operational capability.

4 cl, 1 dwg