| 摘要 |
PROBLEM TO BE SOLVED: To automatically detect the presence or absence of a dozing situation, to emit a warning and to make a machine to be useful for the prevention of an accident. SOLUTION: A signal processing circuit is formed of an image converter 3 fitted to a conduction image bar 2, a switch part 4, a storage part 6, an operation part 8 and an infrared sensor 5.
|
