Steering control device
First Claim
1. A steering control device comprising:
- a torque sensor for detecting a signal corresponding to a steering torque in a steering system;
a first microcontroller for outputting a steering torque signal equivalent to the steering torque based on a signal outputted from the torque sensor;
a second microcontroller for controlling an actuator based on the steering torque signal outputted from the first microcontroller;
actuator driving means for driving the actuator controlling the steering system based on the control performed by the second microcontroller; and
storage means in which a compensation data for compensating the steering torque signal is stored in advance;
wherein the first microcontroller compensates a neutral point of the steering torque signal based on the compensation data stored in the storage means.
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Accused Products
Abstract
A steering control device is realized which is capable of handling a variety of torque sensors through the same signal processing circuit, and in which a cost increase is suppressed while taking sufficient failsafe measures, having a torque sensor for detecting a signal corresponding to a steering torque in a steering system; a first microcontroller for outputting a steering torque signal equivalent to the steering torque; a second microcontroller for controlling an actuator based on the steering torque signal outputted; actuator driving means for driving the actuator controlling the steering system; and storage means in which a steering torque neutral point compensation data is stored in advance; wherein the first microcontroller compensates a neutral point of the steering torque signal based on the neutral point compensation data stored in the storage means.
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Citations
19 Claims
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1. A steering control device comprising:
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a torque sensor for detecting a signal corresponding to a steering torque in a steering system;
a first microcontroller for outputting a steering torque signal equivalent to the steering torque based on a signal outputted from the torque sensor;
a second microcontroller for controlling an actuator based on the steering torque signal outputted from the first microcontroller;
actuator driving means for driving the actuator controlling the steering system based on the control performed by the second microcontroller; and
storage means in which a compensation data for compensating the steering torque signal is stored in advance;
wherein the first microcontroller compensates a neutral point of the steering torque signal based on the compensation data stored in the storage means. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19)
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Specification