| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a loss prevention device capable of preventing loss of a portable device for performing remote control of a vehicle by communicating with an on-vehicle machine.SOLUTION: A loss prevention device is mounted on a vehicle, and the vehicle is configured to make a plurality of portable devices functioning as an electronic key available. First detection means (S201-S203) detects the portable device present in the vehicle in a first get-in state that a user gets in the vehicle. Second detection means (S208, S209) detects the portable device present in the vehicle in a second get-in state that the user gets off the vehicle after the first get-in state and then gets in the vehicle again. First notification means (S210) executes notification processing with respect to the user getting in the vehicle when it is determined that at least one of the portable devices detected in the first get-in state is not included in the portable devices detected in the second get-in state.</p> |
