Abstract: A vehicle information transmission system that carries out communication with a management server that manages a vehicle includes an electronic control unit. The electronic control unit is configured to acquire vehicle information in accordance with a third sampling pattern that is a combination of a first sampling pattern and a second sampling pattern. The vehicle information is transferred within an in-vehicle network installed in the vehicle. The first sampling pattern is a sampling pattern in which the vehicle information is sampled at a change point at which a predetermined change has occurred. The second sampling pattern is a sampling pattern in which the vehicle information is sampled at intervals of a predetermined period. The electronic control unit is configured to transmit the acquired vehicle information to the management server.

Abstract: A control device 60 of a vehicle drive device comprises a processing part 81 configured to use a trained model using a neural network to calculate at least one output parameter of a vehicle, and a control part 82 configured to control the vehicle drive device. The neural network includes a first input layer to which at least one first input parameter of the vehicle at a first point of time is input, a second input layer to which at least one second input parameter of the vehicle at a second point of time is input, a first hidden layer to which outputs of the first input layer are input, a second hidden layer to which at least one value correlated with the outputs of the first hidden layer, and outputs of the second input layer are input, and an output layer outputting at least one output parameter.

Abstract: A route guidance system according to an aspect of the present invention includes: a route search part that searches for one or more routes for each of a way from a point of departure to a destination and a way back from the destination to the point of departure, using more than one type of transportation means; and a route guidance part that presents, when searched routes include a multi-railway-line station and parking lots, a route including a use of different railway lines, from among the plurality of railway lines having access to the multi-railway-line station, on the way to the destination and on the way back from the destination, the route including a parking lot, which allows a total travel time, being a sum of a travel time to the destination and a travel time back from the destination, to be the shortest.

Abstract: The rotor of the rotating electric machine includes the rotor shaft and the rotor core. The rotor shaft has the shaft refrigerant passage and the refrigerant supplying port on the outer peripheral surface of the rotor shaft, the shaft refrigerant passage extending in an axial direction, the refrigerant supplying port communicating with the shaft refrigerant passage. The rotor core has the rotor core refrigerant passage and the refrigerant receiving port on the inner peripheral surface of the rotor core, the rotor core refrigerant passage extending in the axial direction, the refrigerant receiving port communicating with the rotor core refrigerant passage and facing the refrigerant supplying port of the rotor shaft. A clearance groove part is provided at a portion that is on the inner peripheral surface of the rotor core and that faces the refrigerant supplying port of the rotor shaft, the clearance groove part extending in the axial direction.

Abstract: A driving support ECU retains an already-present traveling trajectory of a first vehicle to determine a target traveling line based on the retained already-present traveling trajectory during a specific period. When a specific situation occurs in the specific period, the driving support ECU produces a traveling trajectory of the first vehicle in such a manner that the traveling trajectory of the first vehicle is continuous with the already-present traveling trajectory based on position information of the first vehicle and the retained traveling trajectory to determine the target traveling line based on the produced traveling trajectory.

Abstract: An object is to reduce the influence of a hydrogen-ascribable difference between the measurement value of an oxygen sensor and the actual value. An exhaust system includes an oxygen sensor configured to measure the air-fuel ratio of exhaust gas provided in an exhaust passage of an internal combustion engine and including a diffusion rate limiting layer and a controller configured to correct the measurement value of the oxygen sensor in such a way as to increase the measurement value of the oxygen sensor by an amount of correction that is made larger when the responsivity of the oxygen sensor to changes in the air-fuel ratio of the internal combustion engine is high than when it is low in the same operation state of the internal combustion engine.

Abstract: A cooling apparatus of a vehicle of the invention comprises an engine cooling system, a device cooling system, and a connection apparatus configured to connect an engine circulation circuit of the engine cooling system and a device circulation circuit of the device cooling system to each other such that heat exchanging liquid cooled by a device radiator of the device cooling system, is supplied to an engine passage formed in an internal combustion engine without flowing through a device passage formed in the device including at least one of a motor of the vehicle, a battery for storing electric power to be supplied to the motor, and a power control unit for controlling a supply of the electric power from the battery to the motor.

Abstract: A vehicular exhaust pipe structure includes an outer pipe extending along a front-rear direction of a vehicle and an inner pipe disposed inside the outer pipe along an axial direction of the outer pipe. The inner pipe is joined to the outer pipe such that a vacuum layer is formed between the inner pipe and the outer pipe. The inner pipe includes a pseudo-cylindrical concave polyhedral shell-shaped part.

Abstract: An internal combustion engine includes: intake and exhaust ports; an intake valve including an intake valve shaft and an intake valve head; and an exhaust valve including an exhaust valve shaft and an exhaust valve head. The surface of the intake valve includes an intake-valve-head front surface exposed in a combustion chamber when the intake valve is closed and an intake-valve-head back surface exposed in the intake port when the intake valve is closed. The surface of the exhaust valve includes an exhaust-valve-head front surface exposed in the combustion chamber when the exhaust valve is closed and an exhaust-valve-head back surface exposed in the exhaust port when the exhaust valve is closed. The arithmetic mean roughness of the whole exhaust-valve-head back surface is greater than the arithmetic mean roughness of each of the whole intake-valve-head front surface, the whole intake-valve-head back surface and the whole exhaust-valve-head front surface.

Abstract: When the fuel cell stack is operated in a state in which the air stoichiometric ratio is smaller than the predetermined value, the controller calculates the amount of retained water that has been retained in the cathode flow path of the fuel battery cell per fixed time in such a way that the calculated amount includes an extra amount therein, integrates the amount of retained water per fixed time that has been calculated in such a way that the calculated amount includes the extra amount therein, and executes air blow in the cathode flow path of the fuel battery cell when the integrated value of the amount of retained water becomes equal to or larger than the threshold.

Abstract: A vehicle drive system that ensures brake force in the event of failure of a brake device or a controller. In vehicle drive system, a first brake device applies a brake torque to a pair of front wheels and a second brake device applies a brake torque to a pair of rear wheels. A first brake system includes a first controller and the first brake device, and a second brake system includes a second controller and the second brake device. In the event of occurrence of failure in one of the first brake system and the second brake system, only the other brake system generates brake torque.

Abstract: An image processing system includes: an image acquiring unit that acquires an image picked up by a camera, the camera being provided in a vehicle; and a quality changing unit that performs a quality changing process of decreasing a quality of the image to equal to or lower than a predetermined standard, based on at least one of a vehicle position at a time when the image is picked up, a vehicle position at a time when the image is output to an external device or a display device, and requestor information that indicates a requestor of an output request of the image.

Abstract: A voice dialog device includes a sight line detection unit configured to detect a sight line of a user, a voice acquiring unit configured to acquire voice pronounced by the user, and a processor. The processor is configured to perform a step of acquiring a result of recognizing the voice, a step of determining whether or not the user is driving, and a step of determining whether or not the voice dialog device has a dialog with the user. When the detected sight line of the user is in a certain direction, and a start keyword has been detected from the voice, the processor determines that the user has started a dialog. The processor switches the certain direction based on whether the user is driving.

Abstract: A display control device includes an operation information acquisition unit and a cursor coordinate controller. The cursor coordinate controller is configured to, in a state in which a cursor is set to a predetermined selection item, when operation information is acquired from the operation information acquisition unit, and when, based on a position of the cursor on a display surface of a display device, the selection item is included in a search area that is set in a direction corresponding to an operation direction included in the operation information on the display surface, select the selection item at a position closest to a reference point of the cursor in the direction corresponding to the operation direction as the selection item to be a movement destination of the cursor.

Abstract: A display control device configured to control a head-up display that projects an image onto an area ahead of a driver to display the image such that the image that is a virtual image is superimposed on an actual view. The display control device includes a controller. The controller is configured to execute control such that a highlighting image that highlights a specific object present ahead of a vehicle is displayed when a warning against the specific object is given to the driver. The specific object is detected based on traveling situation information regarding a traveling situation of the vehicle. The traveling situation information based on an output from a vehicular sensor including an on-board camera.

Abstract: An air cleaner for a fuel cell vehicle includes: a case having an inlet and an outlet; and a filter element fixed to the case, the filter element being configured to section the case into an inlet side and an outlet side and filter air flowing from the inlet side to the outlet side. A locking projection projecting toward the inside of the case is provided on the inlet side in the case. A first prefilter, a second prefilter, and a chemical filter are sandwiched between the locking projection and the filter element in the order of the first prefilter, the chemical filter, and the second prefilter from the upstream side as the inlet side of the filter element inside the case toward the downstream side as the outlet side of the filter element inside the case.

Abstract: A vehicle controller for use with a vehicle is configured to control the vehicle. The vehicle includes an internal combustion engine, an electric generator, an auxiliary machine, an electricity storage device, and a DC-DC converter. The controller is configured to execute an automatic stop process of stopping combustion control of the internal combustion engine in response to an automatic stop request of the internal combustion engine, and an increase process of operating, when the automatic stop process is executed, the DC-DC converter to increase an amount of electricity supplied to the electricity storage device, thereby increasing an electricity generation amount of the electric generator.

Abstract: An information processor includes a keyword acquisition section configured to acquire a keyword; a first acquisition section configured to acquire information on a description of the acquired keyword from a database; a summary creating section configured to summarize the description to create a summary; an extracting section configured to extract, from the description, at least one element that is not contained in the summary; an output section configured to output the at least one element that is not contained in the summary to a user, and to output the summary to the user after outputting the at least one element that is not contained in the summary to the user; and a profile creating section configured to create a user profile of the user in accordance with an input indicative of an interest of the user.

Abstract: A vehicle travel control system installed on a vehicle includes: a recognition sensor configured to recognize a situation around the vehicle; a sensor cleaning device configured to clean the recognition sensor; and a control device configured to execute vehicle travel control based on result of recognition by the recognition sensor, and to actuate the sensor cleaning device to execute sensor cleaning processing that cleans the recognition sensor. The control device permits execution of the sensor cleaning processing in a situation where decrease in recognition performance has a small influence on the vehicle travel control. For example, when a surrounding vehicle recognized by a first recognition sensor is also recognized by a second recognition sensor, the control device permits execution of the sensor cleaning processing that cleans the first recognition sensor.