Abstract: An onboard device includes: a communication unit configured to communicate with an onboard device included in an onboard network; a detection unit configured to detect a new onboard device that is an onboard device newly added to the onboard network; and a sleep processing unit configured to, in a detected state where the new onboard device has been detected by the detection unit, transmit a sleep request for transitioning to a sleep state in synchronization with an onboard device included in the onboard network, to the new onboard device via the communication unit.

Abstract: An in-vehicle device includes: a wireless communication device; a driving support device for performing driving support for a vehicle by using driving support information received from an external server through the wireless communication device; an operation determination unit configured to, in response to having received a distribution request for driving support information from another in-vehicle device, perform determination as to whether or not the in-vehicle device is to operate as a substitute for the external server; and a support information transmission device configured to, when the determination by the operation determination unit is positive, transmit driving support information of the vehicle usable by the in-vehicle device to the other in-vehicle device through the wireless communication device.

Abstract: A switching device is mounted in a vehicle, and disposed between a connector connected to a DC power source, and a storage battery. The switching device includes: a transmission path connecting the connector and the storage battery; a semiconductor relay disposed on the transmission path; a switch disposed on the transmission path; a first sensor configured to measure a current flowing through the semiconductor relay, or a voltage of the semiconductor relay; and a controller configured to control opening and closing of the semiconductor relay. The switch is controlled by an external control signal, and the controller controls the semiconductor relay, based on the control signal and a measurement value of the first sensor.

Abstract: In a communication apparatus, an analog circuit includes a circuit element to be connected to a first conductor, and processes a differential signal. A communication circuit receives, via a connection circuit, a differential signal processed by the analog circuit, and generates a signal for which the potential of a second conductor is used as a reference potential based on the received differential signal. An inductor is connected between the first conductor and the second conductor. The connection circuit includes a circuit element different from a capacitor. The analog circuit (21), the connection circuit, the communication circuit, the inductor, the first conductor, and the second conductor are housed in a conductive housing box.

Abstract: An ECU (on-board device) includes a fuse F1 and a blown fuse detection circuit. The blown fuse detection circuit monitors a fuse voltage between two connection nodes respectively located upstream and downstream of the fuse in a current path of a current flowing from a positive electrode of a DC power supply through the fuse. The blown fuse detection circuit outputs a voltage lower than a reference voltage if the fuse voltage is lower than a voltage threshold value. The blown fuse detection circuit outputs a voltage higher than or equal to the reference voltage if the fuse voltage is higher than or equal to the voltage threshold value.

Abstract: An onboard relay apparatus, connected to a plurality of onboard devices and relays communication to the onboard devices, is provided on a roof and includes a branch line connector connected to an onboard load; a main line connector connected to a power supply apparatus supplies power and a second onboard relay apparatus, which are included in the plurality of onboard loads, provided in an area other than the roof via a power line and a communication line provided on a pillar of the vehicle; and a control unit configured to control power supplied from the power supply apparatus via a power line provided on the pillar and distributed to the onboard load via one of a plurality of power lines provided on the roof and controls relaying communication to the onboard load and the second onboard relay apparatus.

Abstract: Provided is an in-vehicle device configured to transmit, in an in-vehicle network, messages to which identification information is added. The messages include a periodic message and an event message. The in-vehicle device includes: a creation unit configured to create the periodic message and the event message; and a transmission control unit configured to transmit the periodic message and the event message created by the creation unit. In transmitting the event message, after a waiting time elapses from a transmission timing of a previously transmitted message among the messages to which the identification information of the same value as that of the event message to be transmitted is added, the transmission control unit transmits the event message to which the identification information of the same value is added. The waiting time is longer than half a transmission cycle of the periodic message and is shorter than the transmission cycle.

Abstract: An in-vehicle device of the present invention includes a fuse and an upstream capacitor having one end connected to a connection node upstream of the fuse in a current path of current that flows through the fuse. One end of a downstream capacitor is connected to a connection node downstream of the fuse in the current path. A determiner determines whether or not the fuse is blown based on an upstream voltage that passed through the upstream capacitor and a downstream voltage that passed through the downstream capacitor.

Abstract: In a relay apparatus, if partial data that is a portion of update data that is used to update a control program is input to a second input/output unit, a control unit stores the partial data in a storage unit. If partial data is input to a first input/output unit while partial data is being repeatedly input to the second input/output unit, the control unit stops storing the partial data input to the second input/output unit and stores the partial data input to the first input/output unit in the storage unit.

Abstract: A reactor includes a coil including a winding portion; a magnetic core including an inner core portion and an outer core portion; and an inner resin portion filled between an inner circumferential surface of the winding portion and an outer circumferential surface of the inner core portion. The outer core portion includes a plurality of core pieces coupled in a vertical direction via a dividing plane that intersects the vertical direction, and the inner core portion does not have a dividing plane passing therethrough from a surface thereof on one end side toward a surface thereof on another end side in the inward-outward direction.

Abstract: This in-vehicle device includes: an in-vehicle server capable of executing one or a plurality of sub-functions forming a subset of a function of an external server, the in-vehicle server being configured to use data received from outside and output subset information capable of replacing a part of the information; a function selection unit configured to select, in response to a fact that reception of the information from the external server has been suspended, at least one of the sub-functions executed by the in-vehicle server, in accordance with a priority based on a traffic environment; a reception determination unit configured to determine that the reception of the information from the external server has been suspended; and a vehicle inside-outside collaboration device configured to provide, in accordance with determination by the reception determination unit that the reception has been suspended, the subset information from the in-vehicle server to the driving support device.

Abstract: A wiring member includes a first connector, a second connector, a first wire-like transmission member connected to the first connector, a second wire-like transmission member connected to the second connector, and a sheet to which the first wire-like transmission member and the second wire-like transmission member are fixed. The first and second wire-like transmission members extend on the sheet in parallel to each other so that an end portion of the first wire-like transmission member connected to the first connector and an end portion of the second wire-like transmission member connected to the second connector are directed to a first end portion of the sheet. A split line for splitting the sheet is formed in the sheet, the split line extends between the first wire-like transmission member and the second wire-like transmission member, and one end portion of the split line reaches an edge of the first end portion.

Abstract: A power supply control device includes a first switch, a second switch, and a control unit. The control unit performs a first control of turning the first switch on, and performs, if an abnormality is detected by an abnormality detection unit, on/off control of alternately turning the second switch on and off.

Abstract: A vehicle-mounted relay device for relaying Ethernet frames includes a plurality of PHY units corresponding to a plurality of vehicle-mounted devices, a switch unit to which the plurality of PHY units are connected, and a control unit configured to monitor operating states of the plurality of PHY units. The plurality of PHY units include a predetermined PHY unit whose operating state switches between a sleep state and an active state in response to reception of a predetermined control signal that differs from the Ethernet frames. When an Ethernet frame to be transmitted from the predetermined PHY unit has been detected during a period where the predetermined PHY unit is in the sleep state, the control unit executes switching control to switch the predetermined PHY unit to the active state.

Abstract: An in-vehicle relay device according to the present embodiments is an in-vehicle relay device to which first and second communication lines are connected and which relays communication between the first and second communication lines, communication being performed in accordance with first and second communication protocols on the first and second communication lines, respectively, the in-vehicle relay device including: a processing unit that can be switched to a sleep state and a non-sleep state, and that performs processing for relaying communication between the first and second communication lines when in the non-sleep state; and an activation-signal output unit that outputs an activation signal conforming to the second communication protocol to the second communication line if the processing unit is in the sleep state and the activation-signal output unit receives an activation signal conforming to the first communication protocol from the first communication line.

Abstract: An electronic unit includes: a case; a circuit board; and a cover, wherein a portion of a connector, which is provided on the circuit board, to be connected to a mating connector is exposed to the outside through a through hole of the cover, a first clearance portion and a second clearance portion are provided in at least one of a portion located between the cover and the case at a position of the opening and a portion located between the cover and the connector at a position of the through hole, a clearance in the first clearance portion is larger than a clearance in the second clearance portion, the second clearance portion is located on an inner side of the case relative to the first clearance portion, and the first clearance portion extends and reaches the second clearance portion while maintaining a constant clearance.

Abstract: A connection module includes: an electrical apparatus; and a wiring member including a connector connected to the electrical apparatus and a plurality of electrical wires extending from the connector in a state of being arranged in a width direction of the connector, wherein the plurality of electrical wires include a narrow width section in which the plurality of electrical wires are located to have a narrower width than a width of the connector in a section away from the connector and a tapered width section in which the plurality of electrical wires are located to have gradually a narrower width toward the narrow width section between the connector and the narrow width section, and the plurality of electrical wires extend from the connector and are folded back so that at least a part of the tapered width section is overlapped with the electrical apparatus.

Abstract: A wiring member includes a wire-like transmission member and a first sheet and a second sheet sandwiching the wire-like transmission member. The first sheet includes a sandwiching part sandwiching the wire-like transmission member with the second sheet and a fixing part protruding to a lateral side of the wire-like transmission member from the sandwiching part to be fixed to the second sheet. The first sheet and the second sheet are closer to each other in a position of the fixing part in a thickness direction in relation to a position of the sandwiching part. An easy bending part in which the first sheet can be easily bended between the sandwiching part and the fixing part is formed in the first sheet.

Abstract: A wiring member includes: a first sheet material; a second sheet material overlapped with the first sheet material; and a fixed wire-like transmission member and a free wire-like transmission member located between the first sheet material and the second sheet material, wherein the second sheet material is fixed to the first sheet material in a first fixing part and a second fixing part away from the first fixing part, the fixed wire-like transmission member is fixed to the first sheet material between the first fixing part and the second fixing part, and the free wire-like transmission member is disposed between the first sheet material and the second sheet material while being parallelly arranged to the fixed wire-like transmission member.

Abstract: A reactor includes an assembly of a coil and a magnetic core; a case that houses the assembly; and a sealing resin portion that seals a portion of the assembly. The reactor further includes a heat dissipation member interposed between the coil and the case. The case has an inner bottom surface and the pair of coil facing surfaces have inclined surfaces that are inclined away from each other. The coil includes a first winding portion and a second winding portion disposed opposite of the inner bottom surface with respect to the first winding portion. The first winding portion and the second winding portion are parallel with each other, and have the same width. The heat dissipation member includes a first heat dissipation portion interposed between at least one of the inclined surfaces and the second winding portion.