DRIVE ASSIST SYSTEM AND METHOD
First Claim
Patent Images
1. A drive assist system comprising:
- a drive assist unit that provides drive assist to a driver while driving a vehicle;
a drive-assist limitation unit that limits the drive assist when a vehicle speed is equal to or below a minimum operational threshold speed; and
a wakefulness level determination unit that determines a level of wakefulness of the driver,wherein the limitation of the drive assist by the drive-assist limitation unit is relaxed in accordance with the wakefulness level.
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Abstract
A drive assist system includes a drive assist means for providing drive assist to a driver, and a drive-assist limitation means for limiting the drive assist when the vehicle speed is equal to or at or below a minimum operational threshold speed. The drive assist system further includes a wakefulness level determination means for determining the level of wakefulness of the driver. The limitation of the drive assist is relaxed in accordance with the level of wakefulness.
31 Citations
15 Claims
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1. A drive assist system comprising:
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a drive assist unit that provides drive assist to a driver while driving a vehicle; a drive-assist limitation unit that limits the drive assist when a vehicle speed is equal to or below a minimum operational threshold speed; and a wakefulness level determination unit that determines a level of wakefulness of the driver, wherein the limitation of the drive assist by the drive-assist limitation unit is relaxed in accordance with the wakefulness level. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 14, 15)
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12. A drive assist method that provides drive assist to a driver while driving a vehicle, in which execution of the drive assist is limited when a vehicle speed is at or below a minimum operational threshold speed, the drive assist method comprising:
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determining a level of wakefulness of the driver; and relaxing the limitation of the drive assist in accordance with the wakefulness level.
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Specification