| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a vehicle mounted wireless communication apparatus in which the waiting time of a communication circuit can be prolonged at the time of parking. <P>SOLUTION: The vehicle mounted wireless communication apparatus comprises an auxiliary battery 101 for supplying power to the apparatus, a section for inputting power supply from an on-vehicle battery 201, and a means for switching on/off of the charging operations, from the on-vehicle battery 201 to the auxiliary battery 101 based on the state of the vehicle, the charged state of the auxiliary battery 101, and the charged state of the on-vehicle battery 201 and power supply from the auxiliary battery 101 or the on-vehicle battery 201, independently of each other. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
