Patent ID: 8078343
Filing Date: 2011-12-13
Classification: G01C

Abstract:
1. A device for controlling two attitude reference units of the AHRS type for aircraft, each AHRS comprising at least a first set of magnetometer measurements and at least a second set of gyroscopic measurements, each AHRS having two modes of operation, the first mode, called “slave” mode, supplying the flight system with the information coming from the first set, the second mode, called “DG” mode, supplying the flight system with the information coming from the second set, said device comprising at least one man-machine interface, at least one display device, connection means for connecting the man-machine interface and the display device, and the display device and the AHRS units, wherein the display device comprises means for displaying a window for controlling the two attitude reference units, said window comprises three regions, the first region dedicated to the first AHRS unit, the second region dedicated to the second AHRS unit, the third region dedicated to the simultaneous control of the two AHRS units, the first set of symbols presented in the first region and the second set of symbols presented in the second region comprise: the third set of symbols presented in the third region comprises representation means for simultaneous selection on the two AHRS of one of the two types of mode.