Setting method for control parameter, setting device for...

Details Setting method for control parameter, setting device for... Setting method for control parameter, setting device for...

2006-04-25

2006-04-25

Morris, Lesley D. (Department: 3611)

Motor vehicles

Steering gear

With electric power assist

C701S041000

Reexamination Certificate

active

07032706

ABSTRACT:
A method for setting a control parameter for an electric power steering device includes process of obtaining a speed ratio between a steering shaft and a motor based on a mechanical angle at the steering shaft obtained from a first steering angle and a second steering angle and a motor electric angle of the motor, and setting the speed ratio as a control parameter used for obtaining the absolute rotational position of the steering wheel from the first steering angle, the second steering angle, and the motor electric angle at the control means.

REFERENCES:
patent: 4897603 (1990-01-01), Bieber et al.
patent: 6422335 (2002-07-01), Miller
patent: 6598490 (2003-07-01), Strothmann
patent: 6679350 (2004-01-01), Shimizu et al.
patent: 1 283 148 (2003-02-01), None
patent: 1 291 264 (2003-03-01), None
patent: 2003-75109 (2003-03-01), None
patent: WO 2004/005843 (2004-01-01), None

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