About 91 results
https://drivepatents.com/patents/1089837 · 4 Feb 2004
In order to determine kinematic values like acceleration (a), speed (v) or distance covered (s), recording devices like wheel rotation sensors (10) record the rotational speeds of a vehicle's wheels. Wheel rotational speed signals are fed to a block (110) ...
https://drivepatents.com/patents/1090516 · 7 Jan 2004
A method for estimating a mass of a vehicle including the steps of: correcting a wheel torque of a vehicle during running by using a preliminarily obtained wheel torque necessary for running on a flat surface at constant speed, obtaining a regression line ...
https://drivepatents.com/patents/1090694 · 2 Jan 2004
When a vehicle starts to turn (S20), an estimated value (Khj) of a stability factor (Kh) and an estimated value (Tpj) of a steering response time constant coefficient (Tp) are calculated (S40) by estimating parameters a and b for estimating a transfer func...
https://drivepatents.com/patents/1091085 · 17 Dec 2003
The braking control system uses a regression technique, in order to determine the optimum conditions in order to achieve braking, whilst preventing skidding, for pneumatic tyres. The system provides control of the stability of a vehicle fitted with pneumat...
https://drivepatents.com/patents/1091058 · 17 Dec 2003
Slaving method for a phenomenon, a parameter (Y) of which varies as a function of another parameter (X) according to a law with an increasing section, a maximum and a decreasing section. Accordingly initial values are measured or estimated, gradient values...
https://drivepatents.com/patents/1095587 · 4 Jun 2003
The method determines the maximum force transmission between an automobile tire and a road surface by measuring the noise level in the vicinity of the tire and using the measured value as a regulation value for anti-blocking braking or drive slip regulatio...
https://drivepatents.com/patents/1096699 · 16 Apr 2003
A method for judging road surface conditions, comprising the steps of: detecting rotational information of tires; storing the rotational information of the respective tires; calculating a vehicle velocity; calculating an acceleration/deceleration of the ve...
https://drivepatents.com/patents/1097060 · 2 Apr 2003
The mass determination method uses evaluation of the automobile acceleration in conjunction with the drive force delivered by the drive unit and the resistance forces resulting from rotational forces, the air resistance, the roll resistance and the force r...
https://drivepatents.com/patents/1097452 · 19 Mar 2003
The brake signal is only modified during the first sector of a braking action when the vehicle resistance changes over this braking action as also if the resistance decreases. If resistance increases, the demand signal remains unchanged. As between the two...
https://drivepatents.com/patents/1099261 · 2 Jan 2003
When a vehicle advances in parallel with a parking frame to reach an initial stop position, measurement of a distance to a parked vehicle is continuously performed by means of an ultrasonic sensor and a moving distance of the vehicle is simultaneously calc...