STEERING RETENTION STATE JUDGING DEVICE, DRIVER WAKEFULNESS PREDICTING DEVICE, AND CORRECT COURSE KEEPING DEVICE
First Claim
Patent Images
1. A steering wheel retention state judging device comprising:
- a torque application unit that applies a torque on a steering wheel of a vehicle;
an angle sensor that detects a steering angle of the steering wheel; and
a steering wheel retention state judging unit that judges a retention state of the steering wheel by the driver, based on the steering angle of the steering wheel when the torque is applied by the torque application unit.
1 Assignment
0 Petitions
Accused Products
Abstract
This steering wheel retention state judging device includes: a torque application unit that applies a torque on a steering wheel of a vehicle, the steering wheel operated by a driver; an angle sensor that detects a steering angle of the steering wheel; and a steering wheel retention state judging unit that judges a retention state of the steering wheel by the driver based on the steering angle of the steering wheel when the torque is applied by the torque application unit.
-
Citations
16 Claims
-
1. A steering wheel retention state judging device comprising:
-
a torque application unit that applies a torque on a steering wheel of a vehicle; an angle sensor that detects a steering angle of the steering wheel; and a steering wheel retention state judging unit that judges a retention state of the steering wheel by the driver, based on the steering angle of the steering wheel when the torque is applied by the torque application unit. - View Dependent Claims (2, 3, 4, 10, 11, 12, 13, 14, 15)
-
-
5. A steering wheel retention state judging device comprising:
-
a torque application unit that applies a torque on a steering wheel of a vehicle; a torque sensor that detects a steering torque of the steering wheel operated by a driver; and a steering wheel retention state judging unit that judges a retention state of the steering wheel by the driver based on the steering torque detected by the torque sensor when the torque is applied by the torque application unit. - View Dependent Claims (16)
-
-
6. A steering wheel retention state judging device comprising:
-
a torque application unit that applies a torque on a steering wheel such that a steering angle of a vehicle becomes equal to a target steering angle; a torque sensor that detects a steering torque of the steering wheel operated by a driver; and a steering wheel retention state judging unit that judges a retention state of the steering wheel by the driver based on the steering torque detected by the torque sensor when the torque is applied by the torque application unit. - View Dependent Claims (7, 8, 9)
-
Specification