| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a vehicular power supply system that is capable of supplying power to a vehicle and ensuring a continued supply by a switching operation afterward when the authentication of a portable device is checked and once established. <P>SOLUTION: A vehicular power supply system 1 includes a communication part 6 for communicating with a portable device 20 by radio, a control part 3 for checking the authentication of a portable device 20 by communicating with the portable device 20 through the communication part 6, a contact point 8 of a relay 7 installed between a battery 15 and the electric device 21 of a motorcycle, a rotary switch 10 installed between the contact point 8 and the electric device 21, a control line 23 for connecting the coil 9 of the relay 7 with the control part 3, and a self holding line 12 one end of which is connected with a connecting point P between the rotary switch 10 and the electric device 21, and the other end of which is connected with the control line 23. The control part 3 turns on the contact point 8 of the relay 7 by outputting driving signals to the control line 23 to energize the coil 9 of the relay 7 when the authentication of the portable device 20 is established. <P>COPYRIGHT: (C)2013,JPO&INPIT |
