| 摘要 |
<p>PROBLEM TO BE SOLVED: To take necessary countermeasures to secure safety such as warning or the like by detecting a moving object approaching from behind without turning back. SOLUTION: There are set a moving object-detecting means 13 for detecting the moving object approaching from behind a vehicle or a man, and a warning means 12 for generating a warning by evaluating a risk of the moving object. Also, there are set the moving object-detecting means 13 for detecting the moving object approaching from behind the vehicle, the warning means for generating the warning by evaluating the risk of the moving object, and lock means A4-A6 for locking doors of the vehicle when the warning is generated.</p> |
