IP Library › Granted Patent US 12,528,536
Granted Patent B2
US 12,528,536 · App. 18/124,595 · Granted Jan 20, 2026

Vehicle

Inventor: Shuichi Takano (Fujisawa, JP)
Assignee: Isuzu Motors Limited
B62D5/0463B62D15/021G01L5/221
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Quick Facts
Patent No.
US 12,528,536
App. No.
18/124,595
Granted
Jan 20, 2026
Kind
B2
Abstract

A steering control apparatus and a vehicle capable of accurately obtaining a steering angle with which the vehicle will travel straight are provided. The steering control apparatus includes a steering actuator control section that controls a steering actuator for changing the steering angle such that the steering angle achieves a target steering angle, a storage section that stores threshold steering angle information regarding a threshold steering angle, which is a steering angle with which steering torque becomes a certain threshold when the target steering angle is varied cyclically and continuously, and a calculation section that obtains a neutral point of the steering angle based on the threshold steering angle information.

Claims (12)

1 . A vehicle comprising:

a steering actuator;

a detection sensor that detects a change in loading weight of the vehicle, and

a steering control apparatus, comprising a processor that is configured to:

control a steering actuator for changing a steering angle such that the steering angle achieves a target steering angle;

obtain threshold steering angle information regarding a threshold steering angle, the threshold steering angle being a steering angle with which a steering torque becomes a certain threshold when the target steering angle is varied cyclically and continuously, the certain threshold being an absolute value after the steering torque sharply changes; and

calculate a neutral point of the steering angle based on the threshold steering angle information,

wherein, in a case where the change in the loading weight of the vehicle is detected, the steering control apparatus automatically calculates the neutral point while the vehicle is stationary.

2 . The vehicle according to claim 1 ,

wherein the processor is further configured to calculate the neutral point based on an average of the threshold steering angle at a time when the target steering angle is varied for a plurality of cycles.

3 . The vehicle according to claim 2 ,

wherein the processor is further configured to calculate the average of the threshold steering angle in each of left and right directions of the steering angle and determine a range from the average of the threshold steering angle in the left direction to the average of the threshold steering angle in the right direction as a range of play of the steering angle and a central value of the range of play as the neutral point.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 28, 2023
From: TAKANO, SHUICHI
To: ISUZU MOTORS LIMITED
Reel/Frame 065673/0988 →
Priority Claims (1)
JP 2022-048946 · Mar 24, 2022 · national
Continuity (1)
Related Publication 20230322294A1 · Oct 12, 2023
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