| [1] Examples of when the function does not work properly |
| |
1 |
Camera for user recognition is exposed to the sunlight directly (or through the glass). |
Yes |
No |
| 2 |
Shadows caused by sunlight (including a strong light component near the infrared ray light) are cast on the face. |
Yes |
No |
| 3 |
The intensity of sunlight (including a strong light component near the infrared ray light) which lights up the face varies widely within a moment. |
Yes |
No |
| 4 |
There is an external device in the compartment which contains a near infrared ray light source unit (such as a commercially available driver monitoring system). |
Yes |
No |
| 5 |
The user is wearing sunglasses that block near infrared ray light. |
Yes |
No |
| 6 |
Outside scenery is reflected on glasses or sunglasses. |
Yes |
No |
| 7 |
Glasses frames are covering the user's eyes. |
Yes |
No |
| 8 |
Light from the near infrared ray light source unit (LED) is reflected on glasses or sunglasses and overlaps with the user's eyes. |
Yes |
No |
| 9 |
The user is wearing an eye bandage. |
Yes |
No |
| 10 |
The user is wearing headgear that blocks the eyes. |
Yes |
No |
| 11 |
Any of the eyes, nose or mouth is covered. |
Yes |
No |
| 12 |
Any of the eyebrows, eyes, nose or mouth is covered by hair, hands, clothes, accessories, a plastic bottle, etc. |
Yes |
No |
| 13 |
The steering wheel cover is thick. |
Yes |
No |
| 14 |
A sticker is attached to the camera for user recognition or the near infrared ray light source unit (LED). |
Yes |
No |
| 15 |
Someone touched the camera for user recognition or the near infrared ray light source unit (LED), and dirt or a fingerprint is adhered. |
Yes |
No |
| 16 |
There is a scratch or damage on the surface of the camera for user recognition or the near infrared ray light source unit (LED). |
Yes |
No |
| 17 |
There are 2 or more faces near the driver's seat. (For example, someone in the passenger's seat is sticking his/her head out into the driver's seat.) |
Yes |
No |
| [2] Examples of when dozing alarm or inattention alarm sounds improperly |
| |
1 |
The user was lowering his/her eyes to confirm the meter or navigation display. |
Yes |
No |
| 2 |
The user was squinting when smiling or due to glaring light from outside. |
Yes |
No |
| 3 |
The user closed his/her eyes for a while, or blinked frequently. |
Yes |
No |
| 4 |
The driving position was incorrect (for example, the user leaned forward, or was putting his/her head out of the window). |
Yes |
No |
| [3] Examples of when the user registration or user recognition does not work correctly |
| |
1 |
The user's eyes were closed during the user registration. |
Yes |
No |
| 2 |
The user switches between glasses and contacts frequently. |
Yes |
No |
| 3 |
During user recognition, the user is looking downwards or towards the driver's seat door glass for a long time. |
Yes |
No |
| 4 |
Another person with similar facial features (such as a twin) is already registered. |
Yes |
No |
| [4] Examples of when the temporary stop indicator light illuminates |
| |
1 |
When the temperature of the main body is high or low. |
Yes |
No |
| 2 |
When the system fails to detect the eyes correctly because the user is wearing glasses or sunglasses. |
Yes |
No |
| 3 |
When the system fails to detect any of the eyebrows, eyes, nose or mouth correctly due to an obstacle. |
Yes |
No |
| 4 |
When the camera for user recognition or the near infrared ray light source unit (LED) is covered by an obstacle and therefore driver's detection is not performed correctly. |
Yes |
No |