Alarm device
First Claim
1. An alarm device comprising:
- a host vehicle information acquisition unit that acquires host vehicle information indicating a state of a host vehicle;
a vehicle external information acquisition unit that acquires vehicle external information indicating a vehicle external status of the host vehicle;
a visual attention target calculation unit that calculates a visual attention required target to which visual attention of a driver of the host vehicle is required based on the host vehicle information and the vehicle external information;
a sight line information acquisition unit that acquires sight line information indicating a sight line direction of the driver;
an eyeball position information acquisition unit that acquires eyeball position information indicating an eyeball position of the driver on a three-dimensional coordinate;
a visual attention point calculation unit that calculates a visual attention point to which the driver pays visual attention, based on the sight line information and the eyeball position information;
a determination unit that determines whether or not the driver pays visual attention to the visual attention required target, based on the visual attention required target and the visual attention point; and
a notification unit that notifies the driver of a determination result in a case where it is determined that the driver does not pay visual attention to the visual attention required target.
1 Assignment
0 Petitions
Accused Products
Abstract
An alarm device includes: a host vehicle information acquisition unit; a vehicle external information acquisition unit; a visual attention target calculation unit calculating a target to which attention of a driver is required based on host vehicle information and vehicle external information; a sight line information acquisition unit acquiring sight line information about the driver; an eyeball position information acquisition unit acquiring eyeball position information about the driver; a visual attention point calculation unit calculating a point to which the driver pays attention, based on the sight line information and the eyeball position information; a determination unit determining whether the driver pays attention to the target, based on the target and the point; and a notification unit notifying the driver of a determination result when determined that the driver does not pay attention to the target.
4 Citations
13 Claims
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1. An alarm device comprising:
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a host vehicle information acquisition unit that acquires host vehicle information indicating a state of a host vehicle; a vehicle external information acquisition unit that acquires vehicle external information indicating a vehicle external status of the host vehicle; a visual attention target calculation unit that calculates a visual attention required target to which visual attention of a driver of the host vehicle is required based on the host vehicle information and the vehicle external information; a sight line information acquisition unit that acquires sight line information indicating a sight line direction of the driver; an eyeball position information acquisition unit that acquires eyeball position information indicating an eyeball position of the driver on a three-dimensional coordinate; a visual attention point calculation unit that calculates a visual attention point to which the driver pays visual attention, based on the sight line information and the eyeball position information; a determination unit that determines whether or not the driver pays visual attention to the visual attention required target, based on the visual attention required target and the visual attention point; and a notification unit that notifies the driver of a determination result in a case where it is determined that the driver does not pay visual attention to the visual attention required target. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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Specification