Patent ID: 6499559
Filing Date: 2002-12-31
Classification: B62D

Abstract:
A stabilizing system for a vehicle employing an electric power steering system which generates a desired torque command, the system comprising:a vehicle speed sensor, wherein said vehicle speed sensor measures a vehicle speed and transmits a vehicle speed signal representative of said vehicle speed; an assist mechanism configured apply an assist torque to said electric power steering system, wherein said assist torque is responsive to an assist torque command; an acceleration sensor, wherein said acceleration sensor measures vehicle acceleration and transmits an acceleration signal representative of said vehicle acceleration; a controller configured to receive signals including: a steering wheel torque signal from a torque sensor; a steering wheel position signal from a steering wheel position sensor; said vehicle speed signal from said vehicle speed sensor; said acceleration signal from said acceleration sensor; said controller further configured to generate said assist torque command comprising a combination of said desired torque command with a compensating torque command; and wherein said acceleration sensor measures vehicle yaw acceleration and transmits a yaw acceleration signal.