Abstract: A power device to be mounted on a vehicle is provided. The power device includes a battery, a power converter connected between the battery and an auxiliary device, a first capacitor, a first relay connected between the first capacitor and a line connecting the power converter and the auxiliary device, a second capacitor, a second relay connected between the second capacitor and the line connecting the power converter and the auxiliary device, and a controller configured to control the first relay and the second relay, in which the controller turns on the first relay and turns off the second relay when a power switch of the vehicle is ON, and turns off the first relay and turns on the second relay when the power switch of the vehicle is OFF.

Abstract: A vehicle circuit body is provided. The vehicle circuit body includes a bent portion which is formed by bending a plurality of conductor plates with a convex shape toward one side of a lamination direction in which the plurality of conductor plates are laminated, the plurality of conductor plates being laminated such that adjacent conductor plates are spaced apart from each other; and a rigid portion where the plurality of conductor plates extending from the bent portion are joined together to form a single layer. The bent portion is arranged at a position which faces an inner corner or outer corner of a concave-convex shape formed on a body panel.

Abstract: A communication system includes a host control device and a vicarious inputting and outputting unit that controls an electric device by communicating with the host control device. The vicarious inputting and outputting unit includes a standard board provided with a first control circuit which controls the electric device and at least one of an input circuit and an output circuit for a standard electric device. The first control circuit has an extension terminal for connection to an extension board provided with at least one of an input circuit and an output circuit for an extended electric device and is provided so as to be able to operate in response to respective specifications of plural kinds of extension terminals, and a specification of the extension terminal is set through communication with the host control device.

Abstract: A vehicular circuit body includes a trunk line that includes a power source line and a communication line, and that is routed in a vehicle body; and a plurality of control boxes that are disposed in a distribution manner along the trunk line. The trunk line includes a first trunk line portion extending in a front-and-rear direction of the vehicle body and a second trunk line portion extending in a leftward-and-rightward direction of the vehicle body. The plurality of control boxes include a branch control box that connects the first trunk line portion and the second trunk line portion, and distributes power from one of the first trunk line portion and the second trunk line portion to the other one.

Abstract: A vehicular circuit body includes a trunk line that includes a power source line and a communication line, and that is routed in a vehicle body; and a plurality of control boxes that are disposed in a distribution manner along the trunk line. The trunk line includes a first trunk line portion extending in a front-and-rear direction of the vehicle body and a second trunk line portion extending in a leftward-and-rightward direction of the vehicle body. The plurality of control boxes include a branch control box that connects the first trunk line portion and the second trunk line portion, and distributes power from one of the first trunk line portion and the second trunk line portion to the other one.

Abstract: A vehicular circuit body includes a trunk line that extends in a front-and-rear direction of a vehicle, a plurality of control boxes that are provided on the trunk line, and a branch line that connects the control box to an accessory. The trunk line and the branch line each includes a power line having a predetermined current capacity and a communication line having a predetermined communication capacity. The vehicle is divided into a plurality of regions. At least two control boxes are disposed in the regions which are different from each other, each of which includes a gateway conversing communication methods for the communication line of the branch line and the communication line of the trunk line. A plurality of the gateways are able to communicate with each other via the communication line of the trunk line.

Abstract: A vehicular circuit body includes: a trunk line that includes a power source line having a predetermined current capacity and a communication line having a predetermined communication capacity, and that is routed in a vehicle body; a branch line that is connected to an accessory; and a plurality of control boxes that are disposed in a distribution manner along the trunk line, each having a control unit that distributes at least one of power from the power source line, supplied to the trunk line, and a signal from the communication line, to the branch line connected to the trunk line. The trunk line is formed of a routing material having at least one kind of conductor among a flat conductor, a round bar conductor, and a stranded wire.

Abstract: A vehicle circuit body is provided. The vehicle circuit body includes a bent portion which is formed by bending a plurality of conductor plates with a convex shape toward one side of a lamination direction in which the plurality of conductor plates are laminated, the plurality of conductor plates being laminated such that adjacent conductor plates are spaced apart from each other; and a rigid portion where the plurality of conductor plates extending from the bent portion are joined together to form a single layer. The bent portion is arranged at a position which faces an inner corner or outer corner of a concave-convex shape formed on a body panel.

Abstract: A vehicular circuit body includes a trunk line that includes a power source line and a communication line and is routed in a vehicle body, and a plurality of control boxes that are disposed in a distribution manner along the trunk line. In a vehicle, a first power source supplies power to an accessory mounted on the vehicle and a second power source supplies power which is higher in voltage than the power of the first power source to a drive source of the vehicle. The vehicular circuit body further includes a voltage drop unit that reduces the voltage of the power supplied from the second power source, to the voltage of the power of the first power source. To the power source line of the trunk line, the power from the first power source is supplied, and the power from the second power source is supplied through the voltage drop unit.

Abstract: A vehicular circuit body provided in a vehicle, includes: a trunk line that extends in at least a front-and-rear direction of the vehicle; and a plurality of control boxes that are provided in the trunk line, in which the trunk line includes power source lines of two systems and a communication line.

Abstract: A vehicular circuit body provided in a vehicle includes a trunk line that extends in at least a front-and-rear direction of the vehicle and a plurality of control boxes that are provided in the trunk line. The trunk line includes a power source line having a predetermined current capacity and a communication line having a predetermined communication capacity. The communication line is routed so that at least a part of the plurality of control boxes are connected in a ring form.

Abstract: A vehicular circuit body provided in a vehicle includes a trunk line that extends in at least a front-and-rear direction of the vehicle, a plurality of control boxes that are provided in the trunk line, and a branch line that directly or indirectly connects a control box to an accessory. The trunk line includes a power source line having a predetermined current capacity and a communication line having a predetermined communication capacity. The branch line includes a communication line having a predetermined communication capacity. The communication line of the trunk line has a transmission path for an optical signal. The communication line of the branch line has a transmission path for an electric signal.

Abstract: A vehicular circuit body provided in a vehicle includes: a trunk line that extends in at least a front-and-rear direction of the vehicle; and a plurality of control boxes that are provided in the trunk line, wherein each of the plurality of control boxes is able to connect with a branch line that is directly or indirectly connected to an accessory, and the trunk line includes a power source line and a communication line.

Abstract: A vehicular circuit body includes a trunk line that extends in at least a front-and-rear direction of a vehicle, a plurality of control boxes that are provided on the trunk line, and a branch line that connects the control box to an accessory. The trunk line and the branch line each includes a power source line having a predetermined current capacity and a communication line having a predetermined communication capacity. The control box includes a branch line connection portion to which the branch line is connected, and a branch line control unit that distributes power from the trunk line to the branch line by controlling the branch line connection portion according to a control program. The control program can be externally changed based on the accessory connected to the branch line.

Abstract: A vehicular circuit body includes a trunk line that extends in at least a front-and-rear direction of a vehicle, a plurality of control boxes that are provided on the trunk line, and a branch line that connects the control box to an accessory. The trunk line and the branch line each includes a power source line having a predetermined current capacity and a communication line having a predetermined communication capacity. The control box includes a branch line connection portion to which the branch line is connected, and a branch line control unit that distributes power from the trunk line to the branch line by controlling the branch line connection portion according to a control program. The control program can be externally changed based on the accessory connected to the branch line.

Abstract: A vehicular circuit body includes a plurality of control boxes, a trunk line that connects the plurality of control boxes to each other, and a branch line that directly or indirectly connects the control box to an accessory. The trunk line and the branch line each includes a power source line having a predetermined current capacity and a communication line having a predetermined communication capacity. Each of the plurality of control boxes includes a plurality of branch line connection portions to and from which the communication line of the branch line is attachable and detachable. Each of the plurality of branch line connection portions is provided with a lock function portion that is physically or electrically brought into a lock state in a case where the branch line is not connected thereto.

Abstract: A vehicular circuit body includes a trunk line that includes a power source line having a predetermined current capacity and a communication line having a predetermined communication capacity, and that is routed in a vehicle body, a branch line that is directly or indirectly connected to an accessory, and a plurality of control boxes that are disposed in a distribution manner along the trunk line, each having a control unit that distributes at least one of power from the power source line, supplied to the trunk line, and a signal from the communication line, to the branch line connected to the trunk line. The trunk line is formed of a routing material having at least one kind of conductor among a flat conductor, a round bar conductor, and a stranded wire. The communication line of the trunk line is routed so that the plurality of control boxes are connected in a ring form.

Abstract: A conductor connection structure of a laminated wiring body includes a plurality of plate wiring members which are made of a conductive material and stacked to each other, an insulating layer which is arranged between the vertically-adjacent plate wiring members to insulate the vertically-adjacent plate wiring members, a connection portion which is provided in an upper surface of each of the plate wiring members on a way in an extending direction of the plate wiring members, and a leading-out portion which takes out the connection portion of a lower plate wiring member among the plurality of plate wiring member while avoiding an upper plate wiring member among the plurality of plate wiring member, the lower plate wiring member is arranged at a layer lower than the upper plate wiring member in the laminated wiring body.

Abstract: A conductor connection structure of a laminated wiring body includes a plurality of plate wiring members which are made of a conductive material and stacked to each other, an insulating layer which is arranged between the vertically-adjacent plate wiring members to insulate the vertically-adjacent plate wiring members, a connection portion which is provided in an upper surface of each of the plate wiring members on a way in an extending direction of the plate wiring members, and a leading-out portion which takes out the connection portion of a lower plate wiring member among the plurality of plate wiring member while avoiding an upper plate wiring member among the plurality of plate wiring member, the lower plate wiring member is arranged at a layer lower than the upper plate wiring member in the laminated wiring body.

Abstract: A vehicular circuit body includes a trunk line that includes a power source line having a predetermined current capacity and a communication line having a predetermined communication capacity, and that is routed in a vehicle body, a branch line that is directly or indirectly connected to an accessory, and a plurality of control boxes that are disposed in a distribution manner along the trunk line, each having a control unit that distributes at least one of power from the power source line, supplied to the trunk line, and a signal from the communication line, to the branch line connected to the trunk line. The trunk line is formed of a routing material having at least one kind of conductor among a flat conductor, a round bar conductor, and a stranded wire. The communication line of the trunk line is routed so that the plurality of control boxes are connected in a ring form.