Toyota Patent Grants

Lane keep assist device

Granted: November 29, 2022
Patent Number: 11511741
A lane keep assist device is configured to perform lane keep assist control for making a host vehicle travel along a lane, and preventing the host vehicle from departing from the lane. The lane keep assist device includes an electronic control device configured to detect presence or absence of another vehicle, present in a vicinity of the host vehicle, which have a gradual decrease in a distance from the host vehicle, and when the other vehicle is detected, the electronic control device…

Vehicle management server, vehicle management method, and non-transitory storage medium

Granted: November 29, 2022
Patent Number: 11516638
A vehicle management server configured to manage information on a control device mounted on a vehicle, and information on a plurality of information terminals connectable with the control device is provided. The vehicle management server includes: an acquisition unit configured to acquire information indicating a positional relationship between the information terminals and the control device; a determination unit configured to determine, based on the information indicating the…

Parking assistance apparatus

Granted: November 29, 2022
Patent Number: 11511804
A parking assistance apparatus obtains a target travelling route from a present position of a vehicle to a target parking position and controls the vehicle such that the vehicle moves along the target travelling route. The target travelling route is obtained such that the vehicle moves backward to reach the target parking position and the vehicle is moves in a region on the target parking position side of a travelling boundary line. The travelling boundary line is a straight line which…

Driving assistance apparatus

Granted: November 29, 2022
Patent Number: 11511766
A driving assistance apparatus is configured to perform an assistance control of assisting in driving a vehicle, when a first condition and a second condition are satisfied, in a situation in which a target is recognized. The driving assistance apparatus is provided with: a determinator configured to determine a state of the assistance control. The determinator is configured (i) to determine that the state of the assistance control is a standby state if a standby condition is satisfied,…

Vehicle control apparatus and method

Granted: November 29, 2022
Patent Number: 11511765
Provided is a control apparatus for a vehicle configured to execute driving force suppression control when a predetermined erroneous operation condition is satisfied, the erroneous operation condition being satisfied when a first condition including at least an operation velocity condition is satisfied and a second condition is satisfied, the operation velocity condition being satisfied when an operation velocity which is an amount of change in an operation amount of an accelerator…

Communication apparatus, communication system, vehicle, non-transitory computer-readable medium, and communication method

Granted: November 29, 2022
Patent Number: 11511764
A communication apparatus is mounted on a first vehicle. The communication apparatus comprises: a communication interface configured to perform wireless communication with a communication apparatus mounted on a vehicle other than the first vehicle; and a controller configured to: determine, when event information is received by the communication interface, the event information indicating occurrence of an event and having been transferred from a communication apparatus mounted on a…

Information processing system, information processing device, information processing method, and non-transitory computer readable storage medium storing program

Granted: November 29, 2022
Patent Number: 11511759
An information processing system includes an acquisition unit configured to acquire traveling information indicating traveling conditions of a first vehicle traveling on a road, a determination unit configured to determine one or more driving operations of a driver driving the first vehicle by using the traveling information acquired when a second vehicle approaches the first vehicle, an evaluation unit configured to perform evaluation of safety related to the driver's driving by using…

Arousal support system and arousal support method

Granted: November 29, 2022
Patent Number: 11511755
An arousal support device including a processor programmed to output a dialogue speech in a form of a question, and obtain response speech which is a response of a driver to the dialogue speech; measure a response time from when the dialogue speech is output till the response speech is obtained; store the measured response time in a database; derive an estimated value of wakefulness of the driver based on the measured response time and a plurality of response times previously stored in…

Seat determining apparatus, seat determining method, and computer program for determining seat

Granted: November 29, 2022
Patent Number: 11511754
A seat determining apparatus includes a travel route determining unit configured to determine a travel route of a vehicle such that the travel route runs by way of a scheduled boarding point and scheduled alighting point of each of a plurality of users scheduled to ride the vehicle, the scheduled boarding point being a point at which the user is scheduled to get on the vehicle, the scheduled alighting point being a point at which the user is scheduled to get off the vehicle; a boarding…

Merge situation exposure algorithms to maximize exposure time

Granted: November 29, 2022
Patent Number: 11511751
A method of improving a merging efficiency of an ego vehicle is described. The method includes determining one or more merge gaps between vehicles in a target lane of a multilane highway. The method also includes computing an exposure time in which the ego vehicle is specified to merge into the one or more merge gaps. The method further includes selecting a merge gap between a first vehicle and a second vehicle in the target lane of the multilane highway having a maximum exposure time.

Vehicle headliner and production method thereof

Granted: November 29, 2022
Patent Number: 11511683
The vehicle headliner includes a base layer, a skin layer disposed on one side of the base layer, and an infrared reflecting layer and a protection layer, in this order, disposed on the other side of the base layer. The base layer contains thermoplastic resin and fiber. The protection layer is a non-stretched resin layer containing a thermoplastic resin having a melting point of 200° C. or more.

Electrified vehicle system and control method of controlling electrified vehicle

Granted: November 29, 2022
Patent Number: 11511629
An electrified vehicle system includes an electric motor coupled to a drive wheel via a plurality of power transmission components and a control device. The control device is configured to act as: a feedforward control section configured based on a transfer function simulating vibration transmission characteristics of a power transmission system, receiving as an input a required torque of the electric motor from a driver, and outputting a base command torque of the electric motor; a…

Ventilation control valve for fuel tank

Granted: November 29, 2022
Patent Number: 11511620
A ventilation control valve for a fuel tank is disposed in a ventilation passage which communicates an inside and an outside of a fuel tank. The ventilation control valve includes a float that floats on a liquid level of a fuel and moves up and down. The ventilation control valve includes a valve mechanism which switches a passage sectional area of the ventilation passage in conjunction with the float to an open state and a restricted state in which the passage sectional area is…

Air conditioning register and vehicle air conditioner

Granted: November 29, 2022
Patent Number: 11511597
An air conditioning register has a tubular case portion that forms a blowout port and an air passage for air conditioning, and a shut-off damper that is supported at the tubular case portion so as to be movable in an intersecting direction that intersects an airflow direction of the air conditioning within the air passage, and that opens and closes the air passage by moving.

Method for manufacturing high-pressure tank and mandrel for use in method for manufacturing high-pressure tank

Granted: November 29, 2022
Patent Number: 11511498
A method for manufacturing a high-pressure tank including a reinforcing layer in which rims of both ends of a tubular member and rims of a pair of dome members are joined to overlap each other in a radial direction includes producing the dome members and producing the tubular member. The producing of the dome members includes producing a wound body on a mandrel, curing a resin contained in the wound body, shaving the wound body after the resin is cured to reduce, toward a split line,…

Method of producing honeycomb structured body

Granted: November 29, 2022
Patent Number: 11511459
The present invention provides a method of producing a honeycomb structured body having excellent mechanical strength. The present invention relates to a method of producing a honeycomb structured body including a honeycomb fired body in which multiple through-holes are arranged longitudinally in parallel with one another with a partition wall therebetween, the method including: a raw material mixing step of preparing a raw material paste containing ceria-zirconia composite oxide…

Method of producing honeycomb structured body

Granted: November 29, 2022
Patent Number: 11511458
The present invention provides a method of producing a honeycomb structured body having excellent mechanical strength. The present invention relates to a method of producing a honeycomb structured body including a honeycomb fired body in which multiple through-holes are arranged longitudinally in parallel with one another with a partition wall therebetween, the method including: a raw material mixing step of preparing a raw material paste containing ceria-zirconia composite oxide…

Laser welding method

Granted: November 29, 2022
Patent Number: 11511371
In a laser welding method, generation of relatively large blow holes in a welding part is prevented while decrease in productivity is reduced. The laser welding method for lap welding, using a laser beam LB, of a plurality of metal plates and including an aluminum alloy cast plate includes: a melting path of scanning and irradiating circularly a superimposed part of the aluminum alloy plate and the aluminum alloy cast plate with a first laser beam LB1 to form a molten pool of the molten…

Balance training system, method of controlling the same, and control program

Granted: November 29, 2022
Patent Number: 11511160
A balance training system including a riding plate; a load distribution sensor; a load sensor; a mobile body on which the riding plate, the load distribution sensor, and the load sensor are disposed; and a control unit configured to calculate a reference position based on positions of feet of a trainee detected by the load distribution sensor, then calculate a center of gravity position of the trainee based on the load detected by the load sensor, and control a movement of the mobile…