Title :
The communication analysis of strapdown inertial navigation system via CANaerospace bus
Author :
Janu, Premysl ; Boril, Jan
Author_Institution :
Fac. of Mil. Technol., Univ. of Defence, Brno, Czech Republic
Abstract :
This paper describes message distribution in a strapdown inertial navigation system of an on-board aircraft electronic system using a CAN bus, complying with the CANaerospace protocol. The emphasis is put on transmission of individual messages in the avionic systems in precisely defined time. For this purpose a time-triggered approach of communication via the CAN bus was chosen. This paper also suggests a communication schedule for particular bit rates, the number of transmitted messages and transmitted message periods. The system communication behaviour is then verified by practical tests on a system with an inertial measurement unit.
Keywords :
aerospace computing; aircraft communication; aircraft navigation; avionics; controller area networks; inertial navigation; protocols; scheduling; CANaerospace bus; CANaerospace protocol; bit rates; communication analysis; communication scheduling; inertial measurement unit; onboard aircraft electronic system; strapdown inertial navigation system; system communication behaviour; time-triggered approach; Aerospace electronics; Aircraft; Aircraft navigation; Bit rate; Educational institutions; Inertial navigation; Military aircraft; CAN; CANaerospace; Cycle Matrix; Inertial Navigation; Time-triggered;
Conference_Titel :
ELMAR, 2012 Proceedings
Conference_Location :
Zadar
Print_ISBN :
978-1-4673-1243-1