| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a technology of an onboard device by which battery shortage is easily known in advance. <P>SOLUTION: The onboard device includes; a power supply information acquisition means for acquiring the power supply information showing the state of the power supply of the vehicle; a power supply information analysis means for analyzing whether the reduced state of the power supply is in a prescribed state on the basis of the power supply information obtained by the power supply information acquisition means; and an attention calling means for performing output to call attention about the power supply when the result analyzed by the power supply information analysis means shows that the reduced state of the power supply of the vehicle is in the prescribed state. <P>COPYRIGHT: (C)2012,JPO&INPIT |
