Abstract: A management device to be used in an in-vehicle network including a plurality of function units installed in a vehicle includes: a state information acquisition unit configured to acquire state information indicating a state of the vehicle; and an allocation unit configured to change allocation of transmission bands of a plurality of logical paths between the function units in accordance with the state of the vehicle indicated by the state information acquired by the state information acquisition unit.

Abstract: A central ECU serving as a communication control device includes a reception unit that receives a change notification related to a change in a communication setting of an in-vehicle network, a determination unit that determines whether or not an Ethernet switch connected to the communication control device is operable according to new settings information needed to accompany the change notification, and an inquiry unit that prompts a user to indicate whether or not to reflect the settings information in the Ethernet switch in cases in which the Ethernet switch has been determined to be operable according to the settings information.

Abstract: A central ECU serving as a communication control device is provided with a memory and a processor coupled to the memory, the processor receives a change notification relating to a change of an intra-vehicle network communication setting from a center server; and determines whether or not new setting information of the intra-vehicle network that is required in association with the change notification is memorized at at least one of the central ECU and an Ethernet switch. When it is determined that the setting information is memorized at neither the central ECU, or the Ethernet switch, the processor requests the setting information from the center server.

Abstract: Provided is a relay device including: a relay unit configured to perform a relay process for a frame transmitted and received between a plurality of function units; and a relay management unit. The relay unit receives, from a function unit, a target frame. When a content of the target frame satisfies a predetermined condition, the relay management unit stores, in the target frame, position information which is information regarding a position, in the in-vehicle network, of a function unit as a request source of a service related to the target frame or a function unit as a request destination of the service related to the target frame, and outputs the target frame having the position information stored therein, to the relay unit. The relay unit transmits the target frame received from the relay management unit, to a function unit which is a destination of the target frame.

Abstract: Provided is a relay device including: a relay unit configured to perform a relay process for a frame transmitted and received between the function units; and a relay management unit. The relay unit receives, from a function unit, a target frame which is transmitted and received according to a predetermined communication protocol and includes information with which a request source of a service is identifiable and information with which a content of the requested service is identifiable, duplicates target data which is at least a part of the received target frame, outputs the duplicated target data to the relay management unit, and relays the received target frame to another function unit. The relay management unit performs determination regarding setting change in the relay process of the relay unit, on the basis of the target data received from the relay unit.

Abstract: A plurality of communication units of an on-board relay device include a remote communication unit to which a communication device outside a vehicle for communicating with an external server is connected, and a local communication unit to which a diagnostic device is connected, and a control unit of the on-board relay device performs lower layer side control for relay based on a lower side layered protocol in communication, and upper layer side control for relay based on an upper side layered protocol rather than the lower side layered protocol, and performs adjustment processing with respect to a conflict of a plurality of maintenance processings by the upper layer side control when information relevant to the plurality of maintenance processings with respect to any one on-board ECU of a plurality of on-board ECUs is input through the local communication unit and the remote communication unit.

Abstract: A management device includes: an acquisition unit that acquires change information from which a change in an operational state of one or more functional units included in an onboard network is discernible, and from which a change in a state of use of a transmission path in the onboard network by the functional units is discernible; and a setting change unit that performs setting change to change settings for the onboard network based on the change information acquired by the acquisition unit.

Abstract: A management device to be used in an in-vehicle network including a plurality of function units installed in a vehicle includes: a state information acquisition unit configured to acquire state information indicating a state of the vehicle; and an allocation unit configured to change allocation of transmission bands of a plurality of logical paths between the function units in accordance with the state of the vehicle indicated by the state information acquired by the state information acquisition unit.

Abstract: Provided is a relay device mounted to a vehicle including a plurality of function units. The relay device includes: an authentication processing unit configured to acquire authentication information of a function unit from an external device outside the vehicle, and perform an authentication process regarding the function unit by using the acquired authentication information; and a relay processing unit configured to, on the basis of a result of the authentication process performed by the authentication processing unit, relay information between the function unit and another function unit. When a validity time limit of the authentication information has expired, the authentication processing unit acquires, from the external device, the authentication information that is new.

Abstract: An in-vehicle relay device to be connected to a plurality of in-vehicle devices mounted on a vehicle and an authentication device performing authentication of the in-vehicle device, to relay communication between the plurality of in-vehicle devices, the device including a control unit controlling the relay of the communication, in which the control unit relays authentication communication data for the authentication between the in-vehicle device and the authentication device before the authentication of the in-vehicle device connected to the in-vehicle relay device is completed, transmits and receives setting data for setting an in-vehicle network with the authentication device and the in-vehicle device, in parallel with the relay of the authentication communication data, acquires setting information of the in-vehicle network according to the transmitted setting data, from the authentication device, and starts relay based on the acquired setting information after the authentication is completed.

Abstract: An in-vehicle apparatus according to the present disclosure is an in-vehicle apparatus that is mounted in a vehicle and connected to another in-vehicle apparatus to be capable of communicating with the other in-vehicle apparatus via an in-vehicle network, the in-vehicle apparatus including: a control unit that controls communication with the other in-vehicle apparatus. When the control unit causes the in-vehicle apparatus to transition from a normal state to a sleep state, the control unit generates a notification message that is defined by AUTOSAR by including, in the notification message, a deactivation flag for causing the other in-vehicle apparatus to deactivate disconnection detection, and outputs the generated notification message.

Abstract: An information of a network to which a new function unit has been added is easily acquired. A relay device installed in a vehicle includes: a detection unit configured to detect a new function unit being a function unit that is newly added to a network including an existing function unit being one or a plurality of function units; a relay unit configured to relay a frame between the function units; and an acquisition unit configured to acquire, from the frame, relayed by the relay unit, between the new function unit detected by the detection unit and the existing function unit, function unit information that includes information regarding a network configuration of a layer of a lower order than an application layer, the function unit information being of at least one of the new function unit and the existing function unit.

Abstract: A management device includes: a specification information acquisition unit configured to acquire specification information indicating a specification of a configuration of an in-vehicle network; a state information acquisition unit configured to acquire state information indicating an assembly state, in the in-vehicle network, of a plurality of in-vehicle devices forming the in-vehicle network; and a comparison unit configured to compare the specification indicated by the specification information acquired by the specification information acquisition unit with the assembly state indicated by the state information acquired by the state information acquisition unit.

Abstract: An in-vehicle device includes a control unit performing processing relevant to network setting information used by a relay device, in which the control unit acquires relay-related information from the relay device, acquires vehicle state information, outputs the acquired relay-related information and vehicle state information to a vehicle exterior server provided outside the vehicle, in association with each other, acquires network setting information derived on the basis of the relay-related information and the vehicle state information from the vehicle exterior server, and outputs a network setting change instruction generated on the basis of the acquired network setting information to the relay device or an in-vehicle ECU, and the network setting information acquired from the vehicle exterior server includes information derived on the basis of relay-related information and vehicle state information output from a plurality of vehicles connected to the vehicle exterior server such that communication is avail

Abstract: An information of a network to which a new function unit has been added is easily acquired. A relay device installed in a vehicle includes: a detection unit configured to detect a new function unit being a function unit that is newly added to a network including an existing function unit being one or a plurality of function units; a relay unit configured to relay a frame between the function units; and an acquisition unit configured to acquire, from the frame, relayed by the relay unit, between the new function unit detected by the detection unit and the existing function unit, function unit information that includes information regarding a network configuration of a layer of a lower order than an application layer, the function unit information being of at least one of the new function unit and the existing function unit.

Abstract: An in-vehicle device that is mounted on a vehicle and is connected to a relay device through an in-vehicle network such that communication is available, the device including a control unit performing processing relevant to network setting information used by the relay device, in which the control unit acquires user information relevant to a user of the vehicle, outputs the acquired user information to a vehicle exterior server provided outside the vehicle, acquires information of an available service that can be used by the user from the vehicle exterior server, and outputs a network setting change instruction generated on the basis of the acquired information of the available service to the relay device or an in-vehicle ECU.

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: A vehicle-mounted control device to be mounted in a vehicle, includes: an acquisition unit configured to acquire calculation information to be used to calculate a setting change timing of a vehicle-mounted network from an electronic device in the vehicle-mounted network; a calculation unit configured to calculate the setting change timing based on the calculation information acquired by the acquisition unit; and a control unit configured to perform processing for executing a setting change of the vehicle-mounted network at the setting change timing calculated by the calculation unit, wherein the calculation information includes at least one of a topology of the vehicle-mounted network, a service of a system to which the electronic device belongs, a travel state of the vehicle, and a power supply state of the vehicle.

Abstract: A vehicle-mounted communication system includes: a plurality of vehicle-mounted devices; and a relay device, wherein a first vehicle-mounted device of the vehicle-mounted devices transmits a frame addressed to a second vehicle-mounted device of the vehicle-mounted devices to the relay device, the frame being a frame for transmission and reception of information between the first vehicle-mounted device and the second vehicle-mounted device, and the relay device determines whether or not relay of the frame to the second vehicle-mounted device is permissible based on a result of comparison between a required safety level and a system safety level, the required safety level being a level of safety required for communication between the first vehicle-mounted device and the second vehicle-mounted device, the system safety level being at least based on function safety levels of the first vehicle-mounted device and the second vehicle-mounted device regarding safety of a vehicle.

Abstract: An on-board relay apparatus includes: a relaying unit configured to relay information between a plurality of on-board apparatuses belonging to mutually different virtual local area networks (VLANs); a detecting unit configured to detect that the on-board apparatuses have transitioned to a sleep state; and a notifying unit configured to, if it is detected by the detecting unit that a first on-board apparatus among the plurality of on-board apparatuses has transitioned to the sleep state, provide a second on-board apparatus among the plurality of on-board apparatuses with a sleep notification indicating that the first on-board apparatus has transitioned to the sleep state.