| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an electronic key system for a vehicle, a reservation server, a vehicle sharing system, and an unlocking method which permits return of the vehicle even if vehicle used time exceeds the reserved use time in the vehicle sharing system allowing users to share one vehicle by reserving it for use. <P>SOLUTION: This electronic key system 100 for vehicle for permitting unlocking of the vehicle within only reserved time by checking the information about user's reservation against the information about an electronic key has an unlocking determining part 131 for checking the information about reservation of reserved time A against the information about the key if the reserved time A comes to an end immediately before the following reserved time even if the vehicle used time exceeds the reserved time A when the vehicle is not at a return position after exceeding the reserved time A. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
