System Block Diagram
Detect and estimate the following by loading images of the driver using an infrared camera.
| Driver monitoring system detection item |
Vehicle operation |
| Estimate unsafe behaviors of the driver, and inform the driver and the fellow passenger. |
Closed eyes • drowsiness |
Dozing • drowsiness alarm |
| Audio mute |
| Inattention detection |
Inattention alarm (DMS alone) |
| Inattention alarm (EyeSight linkage) |
| Recognize individual persons and automatically change to usual settings. |
Personal recognition |
Seat personalize |
| Combination meter personalize |
| Mirror personalize |
| Cockpit control module personalize |
| A/C personalize |
 Courtesy of SUBARU OF AMERICA, INC.
|
| Main |
CPU High-performance processor that processes personal recognition, inattention detection and dozing detection according to the input image from camera |
| Sub CPU |
Processor that controls send/receive of CAN data |
| CAN transceiver |
IC that provides physical IF between the CAN bus |
| CAMERA MODULE |
Module that takes and outputs images to Main |
| CPU as 12 bit data in the driver monitor unit |
| LED |
Expose the infrared light based on the timing signal from the camera module |
| Thermistor |
Measure temperature inside the driver monitor unit |