| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a drunken driving prevention system not involving outstanding change to a vehicle when its release function is assembled, when restriction is applied to the action of the vehicle when a driver is a drunken person. <P>SOLUTION: An LF transmission device 35 is installed in a restaurant (a tavern, a bar or the like) 34, and restaurant entry information Sdd informing that a vehicle driver enters the restaurant 34 is transmitted from the LF transmission device 35. When a mobile phone 3 with key function receives the restaurant entry information Sdd by the LF communication, the mobile phone 3 with the key function becomes in the ID signal transmission lock state and a starting operation of an engine is restricted. Regarding the ID signal transmission lock state of the mobile phone 3 with the key function, release of restriction can be performed on a key side, and for example, whether the operation can be performed in the order according to the operation procedures allowing release of an operation button 44 of the mobile phone 3 with the key function is made a release condition. <P>COPYRIGHT: (C)2009,JPO&INPIT |
