Abstract: An in-vehicle communication system includes a center device that transmits update data to a target device as an electronic control unit installed in a vehicle, a master device that is installed in the vehicle, receives the update data as a distribution package, and transfers the update data to the target device, and the target device that writes the update data transferred from the master device into a storage portion. The center device transmits reprogramming policy metadata to the master device. The master device requests the center device for download metadata. The master device interprets the download metadata, acquires necessary data, and perform data update control of the target device.

Abstract: An onboard communication system includes a center device that transmits update data as a distribution package by a streaming manner to an electronic control unit installed in a vehicle, a master device that is installed in the vehicle and receives the distribution package and transfer the update data to the electronic control unit, and the electronic control unit that writes the update data transferred from the master device to a storage unit. The center device also transmits a hash value calculated for the update data to the master device. The electronic control unit calculates a hash value for the update data and transmits the hash value to the master device. The master device compares the hash value transmitted from the center device with the hash value transmitted from the electronic control unit to verify integrity of the update data.

Abstract: A vehicle master device includes a rewrite specification data acquisition unit that is configured to acquire rewrite specification data from outside, a rewrite specification data analysis unit that is configured to analyze the rewrite specification data acquired by the rewrite specification data acquisition unit, a group generation unit that is configured to divide the plurality of rewrite target ECUs to generate a plurality of groups based on the rewrite specification data analyzed by the rewrite specification data analysis unit, and an instruction execution unit that is configured to instruct the plurality of rewrite target ECUs for each group of the plurality of groups generated by the group generation unit to perform at least one of installation, rollback, and activation.

Abstract: An electronic control system for vehicle includes a center device that manages a program update of a vehicle, and a vehicular master device that is communicable with the center device. The center device, responsive to a user giving approval for program update by using a device not being a possession owned by the user, receives approval information of the user, and stores and manages the approval information in association with vehicle information of the user. The center device transmits the approval information to the user's vehicle side. When the vehicular master device receives the approval information, the vehicular master device performs rewriting of the program.

Abstract: A display control device includes a cancellation detection unit that is configured to detect a cancellation regarding a program rewrite from first update data stored in the rewrite target ECU to second update data acquired from an external device, a write instruction unit that is configured to distribute the second update data to the rewrite target ECU and instruct the rewrite target ECU to write the second update data thereinto, and a notification instruction unit that is configured to give an instruction for notification of a progress regarding the program rewrite. The notification instruction unit is further configured to give the instruction to make the notification of the progress regarding the program rewrite in a first manner when the write instruction unit is distributing the second update data, and give the instruction to make the notification of the progress regarding the program rewrite in a second manner when the cancellation detection unit detects the cancellation.

Abstract: In a vehicle electronic control system, a center device includes an update data storage unit that stores update data for rewrite targets. Program rewriting to rewrite target electronic control units is one campaign. The center device includes a display control information storage unit that stores display control information necessary to display information related to the campaign on a vehicle side. The center device transmits the update data stored in the update data storage unit and the display control information stored in the display control information storage unit to a vehicle master device.

Abstract: An electronic control unit includes an installation execution unit that operates at least one of an application program or parameter data stored in a first data storage bank serving as an active bank and rewrites a second data storage bank serving as an inactive bank by writing, to the second data storage bank, update data acquired from an external device, and an activation execution unit that switches the active bank from the first data storage bank to the second data storage bank. The installation execution unit rewrites the second data storage bank during a vehicle being travelable or parked. The activation execution unit switches the active bank from the first data storage bank to the second data storage bank during the vehicle being parked.

Abstract: An optical scanning device of the present disclosure includes: a micromirror device including a mirror that has a reflecting surface for reflecting light and is swingable around at least one axis, an actuator that allows the mirror to swing, and a piezoelectric element that generates and outputs electromotive force by the swinging of the mirror; a control device configured to control an operation of the actuator; and an abnormality detection device configured to detect an abnormal operation of the mirror based on a temporal fluctuation amount in an output signal from the piezoelectric element.

Abstract: An optical scanning device of the present disclosure includes: a micromirror device including a mirror that has a reflecting surface for reflecting light and is swingable around at least one axis, and an actuator that allows the mirror to swing; a control device configured to control an operation of the actuator; a light irradiation device configured to irradiate a back surface of the mirror on a side opposite to the reflecting surface with illumination light; a detection device to which reflected light of the illumination light that has been reflected by the mirror is incident and configured to output a position signal representing a position of the incidence light; and an abnormality detection device configured to detect an abnormal operation of the mirror based on a temporal fluctuation amount of the position signal.

Abstract: An electronic control system for vehicle includes a center device that manages a program update of a vehicle, and a vehicular master device that is communicable with the center device. The center device, responsive to a user giving approval for program update by using a device not being a possession owned by the user, receives approval information of the user, and stores and manages the approval information in association with vehicle information of the user. The center device transmits the approval information to the user's vehicle side. When the vehicular master device receives the approval information, the vehicular master device performs rewriting of the program.

Abstract: An optical scanning device includes a mirror device that has a mirror portion, which is swingable around a first axis and a second axis orthogonal to each other, having a reflecting surface reflecting incident light, a first actuator causing the mirror portion to swing around the first axis by applying a rotational torque around the first axis to the mirror portion, and a second actuator causing the mirror portion to swing around the second axis by applying a rotational torque around the second axis to the mirror portion, and a processor that provides a first driving signal to the first actuator and provides a second driving signal to the second actuator. The processor, with the first driving signal and the second driving signal each as cyclic voltage signals whose amplitudes and phases change with time, causes the mirror portion to perform a spiral rotation operation including a period in which a swing amplitude around the first axis and a swing amplitude around the second axis change linearly.

Abstract: A control device configured to control a vehicle is provided. The device comprises a traveling control unit configured to set an effect degree of a braking force to be given to the vehicle, and an output control unit capable of displaying, on a display device of the vehicle, an indicator representing an upper limit of a settable level of the effect degree.

Abstract: A center device includes a vehicle information storage unit, a hash value generation unit, and a package generation unit. The vehicle information storage unit stores identification information for electronic control devices mounted in a vehicle and information of software architecture of the electronic control devices together with a type of the vehicle. The hash value generation unit is configured to generate difference data, calculate a hash value of the difference data, and store the calculated hash value in a hash value storage unit, for each electronic control device that is an update target. The package generation unit is configured to generate distribution package for the update target using corresponding hash value stored in the hash value storage unit.

Abstract: A center device includes an individual vehicle information DB which stores device identity information and information regarding a software architecture of the relevant device together with a vehicle category for each of a plurality of ECUs. In a PKG structure DB, for each of the plurality of ECUs, information regarding a structure of a package to be distributed for data update is stored according to a type of each of the ECUs. Based on the information stored in the individual vehicle information DB and the PKG structure DB, a determination unit identifies a package to be distributed for a target vehicle having a target device whose data is updated among the plurality of ECUs, and a PKG generation unit generates a package including the information indicating the structure of the identified package.

Abstract: An electronic control system for vehicle includes a center device that manages a program update of a vehicle, and a vehicular master device that is communicable with the center device. The center device, responsive to a user giving approval for program update by using a device not being a possession owned by the user, receives approval information of the user, and stores and manages the approval information in association with vehicle information of the user. The center device transmits the approval information to the user's vehicle side. When the vehicular master device receives the approval information, the vehicular master device performs rewriting of the program.

Abstract: A subject vehicle includes: a communication device communicating with an external device; a detection unit detecting a state of the surroundings of a subject vehicle; a driving support control unit executing driving support of automatically executing at least a part of speed control or steering control of the subject vehicle on the basis of the state of the surroundings of the subject vehicle detected by the detection unit; an extraction unit extracting environment information causing a change in control in the driving support from information of the state of the surroundings of the subject vehicle detected by the detection unit; and a communication control unit transmitting the environment information extracted by the extraction unit to an external device using the communication unit.

Abstract: A high frequency relay is provided with an insulating outer housing, a relay body including an electromagnet unit and a contact mechanism unit, and a shield member. The relay body has a plate-like relay terminal, and the relay terminal is disposed such that the plate surfaces of the relay terminal extend along second surfaces of the relay body and one of the plate surfaces is exposed from at least one of the second surfaces. On the second surface, an insulator capable of insulating the relay terminal and the shield member is provided between the plate surface of the relay terminal and the shield member.

Abstract: Provided is a microparticle measurement device including a light emission unit that emits light to a microparticle to be analyzed and a light detection unit that detects light generated from the microparticle at a predetermined detection position. The microparticle measurement device further includes an analysis unit that is connected to the light detection unit and analyzes a detection value of the light detected by the light detection unit. The light detection unit is movable from the detection position.

Abstract: An electronic control unit includes an installation execution unit that operates at least one of an application program or parameter data stored in a first data storage bank serving as an active bank and rewrites a second data storage bank serving as an inactive bank by writing, to the second data storage bank, update data acquired from an external device, and an activation execution unit that switches the active bank from the first data storage bank to the second data storage bank. The installation execution unit rewrites the second data storage bank during a vehicle being travelable or parked. The activation execution unit switches the active bank from the first data storage bank to the second data storage bank during the vehicle being parked.

Abstract: A vehicle master device includes a rewrite specification data acquisition unit that is configured to acquire rewrite specification data from outside, a rewrite specification data analysis unit that is configured to analyze the rewrite specification data acquired by the rewrite specification data acquisition unit, a group generation unit that is configured to divide the plurality of rewrite target ECUs to generate a plurality of groups based on the rewrite specification data analyzed by the rewrite specification data analysis unit, and an instruction execution unit that is configured to instruct the plurality of rewrite target ECUs for each group of the plurality of groups generated by the group generation unit to perform at least one of installation, rollback, and activation.