| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a keyless entry device, a keyless entry system, and a keyless entry method for maintaining security when a person other than a user unlocks a door and improving convenience. <P>SOLUTION: This keyless entry system 1 is provided with a keyless transmitter 2 that a user of a vehicle 9 owns, a service man cellular phone 4 that a service man A owns, and an on-vehicle unit 10 loaded on user's vehicle 9. The on-vehicle unit 10 unlocks the door only when it is determined that keyless registration data registered in data base 10e agrees with first distinguishing data transmitted from the keyless transmitter 2 and it is determined that temporary use registration data registered temporarily in the data base 10e agrees with second distinguishing data transmitted from the service man cellular phone 4 and that unlocking regulation conditions are not satisfied. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
