| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an onboard system and an electric power supply controller, wherein when power loads are used, power consumption is suppressed, a remaining amount of power supply is prevented from becoming less than a minimum required amount, and an adverse effect on a natural environment and a residential environment are prevented, in a vehicle including a plurality of connection units such as a junction box connected by feeders and signal lines, and a plurality of the power loads such as an ECU connected to the connection units by the feeders. <P>SOLUTION: The electric power supply controller 4 which controls electric power supply to the power loads is provided. When a request for the electric power supply is received from individual electric power supply switches 6 which request power supply to one power load 3 connected to any of the connection units 2, the electric power supply controller 4 determines whether to supply power, based on a state of the power supply and a quantity of electricity supplied to the power loads, and when the electric power supply is possible as a result of determination, the power is supplied only to the power load 3. <P>COPYRIGHT: (C)2008,JPO&INPIT |
