Patents by Inventor Hiroaki Kawamura
Hiroaki Kawamura has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240409085Abstract: The present disclosure relates to a vehicle control device for controlling a vehicle. The vehicle control device is configured to execute a process for determining whether or not a wheel floating state in which one of the plurality of wheels of the vehicle is not in contact with the ground, and a process for maintaining a steering angle of the vehicle while the wheel floating state continues.Type: ApplicationFiled: April 26, 2024Publication date: December 12, 2024Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yutaka AIHARA, Chuya OGAWA, Takuro NAKAMURA, Hiroaki KAWAMURA, Shinichiro NODA, Takahiro OKANO
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Patent number: 12133828Abstract: In a mobility support device, an external device that is present on a moving route of a user who is a target of support is identified based on a set moving plan, and first communication means that enables direct communication between the identified external device and a white cane carried by the user is established. Then, support information for supporting mobility of the user is generated based on information received from the external device by the first communication means, and the generated support information is output to an output device.Type: GrantFiled: June 22, 2022Date of Patent: November 5, 2024Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Mashio Taniguchi, Hiroaki Kawamura, Yukiko Ohnishi, Mariko Higuchi, Masatoshi Kakutani
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Publication number: 20240355202Abstract: A travelling control system includes vehicles each with a controller configured to execute travelling control, a server including a generator configured to generate travelling control information, and a determiner configured to determine priority with respect to the vehicles including a first vehicle. In a case that the determiner has determined to give priority to the first vehicle, the generator of the server generates the travelling control information for each of the vehicles such that a travelling of the first vehicle has priority over a travelling of other vehicle, even in a case that the first vehicle has lower priority, based on the priority rule in traffic. The determiner is configured to determine to temporarily give priority to the first vehicle in a case that there is a request from the first vehicle stopped for performing traffic-jam-cutting-in.Type: ApplicationFiled: December 24, 2021Publication date: October 24, 2024Inventors: Hajime OYAMA, Masato MIZOGUCHI, Norikazu EBISAWA, Kengo KOBAYASHI, Hiroaki KAWAMURA, Masaru NAKANISHI
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Patent number: 12119494Abstract: The purpose of the present invention is to provide positive electrode active substance particles for a lithium ion secondary battery, such particles being capable of producing a lithium ion secondary battery having excellent high-speed discharge properties. The present invention is a granulated body of a positive electrode active substance for a lithium ion secondary battery, wherein the primary particle average diameter is 10 to 80 nm and the number of primary particles having a diameter of 100 nm or greater is no more than 5.0%.Type: GrantFiled: December 23, 2020Date of Patent: October 15, 2024Assignee: TORAY INDUSTRIES, INC.Inventors: Hiroaki Kawamura, Tomoya Onozuka
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Publication number: 20240259675Abstract: A control device used in a mobility support system that supports walking of a user using a white cane by notifying the user of information, the white cane includes an imaging device, the information is generated based on an image captured by the imaging device, and the control device includes a predetermined action determination unit that determines whether the user has performed a predetermined action using the white cane based on a movement of the white cane, and a start processing unit that executes a start process of the imaging device when the predetermined action determination unit determines that the predetermined action has occurred.Type: ApplicationFiled: December 6, 2023Publication date: August 1, 2024Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Hiroaki KAWAMURA, Kohei SHINTANI
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Patent number: 11987244Abstract: A drive source controller is configured to control a drive torque of a drive source that drives a vehicle. The drive source controller is configured to prohibit acceptance of drive source required torque from a cruise controller when automatic braking control is activated during cruise control, or not output the drive source required torque to the drive source controller when the automatic braking control is activated during the cruise control.Type: GrantFiled: May 15, 2020Date of Patent: May 21, 2024Assignee: Nissan Motor Co., Ltd.Inventors: Hidemasa Kinoto, Hiroshi Arita, Hideki Kawashima, Hiroaki Kawamura, Yuuya Kogure, Masahiro Iriyama
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Patent number: 11938083Abstract: It is determined whether a traffic light is recognized in an image based on each of a result of a recognition operation by a traffic light first recognition unit (a recognition operation of the traffic light for an image acquired by a camera using a learned model based on pre-annotated data) and a result of a recognition operation by a traffic light second recognition unit (a recognition operation of the traffic light for an image acquired by the camera based on a feature amount of the traffic light). This makes it possible to sufficiently obtain the recognition accuracy of the traffic light, and to appropriately perform an instruction to a pedestrian according to the state of the traffic light.Type: GrantFiled: March 7, 2022Date of Patent: March 26, 2024Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kohei Shintani, Hiroaki Kawamura
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Publication number: 20240067210Abstract: A driving control system 1 includes a camera unit 11 and a transceiver 18 which are mounted to a vehicle 5. The driving control system 1 also includes a transceiver 74, an information recognition_ECU 72 which recognizes road traffic information based on first road traffic detection information received by the transceiver 74 through the transceiver 18, and a traveling_ECU 73 which computes control information for the vehicle 5 based on the road traffic information, which are provided to a traffic control apparatus 70 disposed in each predetermined traffic control area. The driving control system 1 also includes an E/G_ECU 23, a PS_ECU 24, and a BK_ECU 25 which are mounted to the vehicle 5 and execute driving control based on the control information received by the transceiver 18 through the transceiver 74.Type: ApplicationFiled: December 23, 2021Publication date: February 29, 2024Applicant: SUBARU CORPORATIONInventors: Hajime OYAMA, Kengo KOBAYASHI, Norikazu EBISAWA, Yasuhiro TAKAHASHI, Hiroaki KAWAMURA, Masaru NAKANISHI
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Publication number: 20240071223Abstract: A travelling control system includes a plurality of vehicles each including a controller, a server including a generator configured to generate a travelling control information for the plurality of vehicles, a predictor configured to predict a merging interference between a first vehicle travelling from a merging road toward a main road and a second vehicle travelling on the main road, a sender which is provided in the first vehicle to send an interference suppressing request, and a receiver which is provided in the second vehicle to receive the interference suppressing request. The controller of the second vehicle travelling on the main road is configured to execute interference suppressing control of suppressing an approach of the second vehicle to the first vehicle travelling from the merging road to the main road, in a case that the receiver receives the interference suppressing request from the first vehicle.Type: ApplicationFiled: December 24, 2021Publication date: February 29, 2024Inventors: Hajime OYAMA, Masato MIZOGUCHI, Ryosuke NAMBA, Hiroaki KAWAMURA, Norikazu EBISAWA, Kengo KOBAYASHI, Masaru NAKANISHI
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Patent number: 11903897Abstract: When a frontmost white line of a crosswalk cannot be detected due to an obstacle existing on the crosswalk, an edge position of the obstacle closer to a pedestrian in an image acquired by a camera is set as the frontmost white line of the crosswalk. As a result, a vibration generation device vibrates in a pattern that urges the pedestrian to stop at the time when the pedestrian reaches a position before the edge position of the obstacle closer to the pedestrian, so that a stop notification for walking can be appropriately performed to the pedestrian even when the obstacle exists on the crosswalk.Type: GrantFiled: March 4, 2022Date of Patent: February 20, 2024Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Hiroaki Kawamura, Kohei Shintani
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Publication number: 20230263693Abstract: A movement support device is provided, which early recognize a possibility of contact of a user with a moving body and perform an appropriate movement support operation according to the recognition. It is determined whether there is a possibility of contact of a vehicle with a white cane while maintaining a distance from the vehicle based on a relative position relationship with the vehicle, which is recognized by images from a camera, and a change thereof. When it is determined that there is a possibility of contact, the movement support operation is performed. Thus, the possibility of contact of the vehicle with the user can be early recognized, and when there is a possibility of contact, the movement support operation according to the actual situation can be immediately started, which results in an appropriate acquisition of a start timing of the movement support operation.Type: ApplicationFiled: February 22, 2023Publication date: August 24, 2023Inventors: Kohei SHINTANI, Hiroaki KAWAMURA
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Publication number: 20230248605Abstract: A movement assistance apparatus to be provided in a movement assistance device and configured to execute a movement assistance operation for assisting movement of a user includes a mode switching control unit configured to switch, based on a magnitude of a surrounding risk on the movement of the user, a power mode between a normal mode in which the movement assistance operation is executable and a power saving mode in which a power consumption is smaller than a power consumption in the normal mode. A condition for setting the power mode to the power saving mode includes a condition that the surrounding risk satisfies a predetermined low-risk condition.Type: ApplicationFiled: January 9, 2023Publication date: August 10, 2023Inventors: Hiroaki KAWAMURA, Mashio TANIGUCHI, Naoya HASHIDATE
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Patent number: 11672724Abstract: An information processing device calculates an occupancy rate of a pedestrian crossing in an image obtained by capturing an image of a traveling direction of a target person, determines a crossing status of the target person for the pedestrian crossing based on the calculated occupancy rate, and generates support information for supporting the target person crossing the pedestrian crossing based on the crossing status.Type: GrantFiled: November 19, 2021Date of Patent: June 13, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Hiroaki Kawamura, Kohei Shintani
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Publication number: 20230174064Abstract: A drive source controller is configured to control a drive torque of a drive source that drives a vehicle. The drive source controller is configured to prohibit acceptance of drive source required torque from a cruise controller when automatic braking control is activated during cruise control, or not output the drive source required torque to the drive source controller when the automatic braking control is activated during the cruise control.Type: ApplicationFiled: May 15, 2020Publication date: June 8, 2023Inventors: Hidemasa KINOTO, Hiroshi ARITA, Hideki KAWASHIMA, Hiroaki KAWAMURA, Yuuya KOGURE, Masahiro IRIYAMA
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Patent number: 11607362Abstract: When it is determined that a presence of a traffic light is not recognized in an image acquired by a first image acquisition operation by a camera, the presence of the traffic light is recognized in an image acquired by a second image acquisition operation in which a recognition accuracy of the presence of the traffic light is improved. In this second image acquisition operation, it is assumed that a pedestrian is stopped in front of a pedestrian crossing, and there is little demand for increasing a detection speed of objects such as moving objects present in a surrounding area. Thus, it is possible to sufficiently obtain the recognition accuracy of the traffic light by the second image acquisition operation that gives priority to the recognition accuracy of the presence of the traffic light.Type: GrantFiled: October 18, 2021Date of Patent: March 21, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Hiroaki Kawamura, Kohei Shintani
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Publication number: 20230072041Abstract: The purpose of the present invention is to provide positive electrode active substance particles for a lithium ion secondary battery, such particles being capable of producing a lithium ion secondary battery having excellent high-speed discharge properties. The present invention is a granulated body of a positive electrode active substance for a lithium ion secondary battery, wherein the primary particle average diameter is 10 to 80 nm and the number of primary particles having a diameter of 100 nm or greater is no more than 5.0%.Type: ApplicationFiled: December 23, 2020Publication date: March 9, 2023Applicant: TORAY INDUSTRIES, INC.Inventors: Hiroaki KAWAMURA, Tomoya ONOZUKA
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Publication number: 20230064930Abstract: When there is an area that cannot be confirmed as a white line based on an image acquired by a camera, it is determined that the area that cannot be confirmed as the white line is an area that can be regarded as the white line, on condition that the area that cannot be confirmed as the white line is located in an area between a first straight line connecting edges of one ends of the area that can be confirmed as the white line in a longitudinal direction of the white line and extension lines of the first straight line, and a second straight line connecting edges of the other ends and extension lines of the second straight line. For the area that can be regarded as the white line, a shape of the area in the image is set to a shape as a white line.Type: ApplicationFiled: June 23, 2022Publication date: March 2, 2023Inventors: Hiroaki KAWAMURA, Kohei SHINTANI
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Publication number: 20230058208Abstract: In a mobility support device, an external device that is present on a moving route of a user who is a target of support is identified based on a set moving plan, and first communication means that enables direct communication between the identified external device and a white cane carried by the user is established. Then, support information for supporting mobility of the user is generated based on information received from the external device by the first communication means, and the generated support information is output to an output device.Type: ApplicationFiled: June 22, 2022Publication date: February 23, 2023Inventors: Mashio TANIGUCHI, Hiroaki KAWAMURA, Yukiko OHNISHI, Mariko HIGUCHI, Masatoshi KAKUTANI
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Publication number: 20230050890Abstract: The purpose of the present invention is to provide an active material for a secondary battery electrode, the active material having excellent rate characteristics and cycle resistance. The present invention is an active material for a secondary battery electrode, the active material having an olivine-type crystal structure, while having a carbon layer on the surface, wherein the ratio of the average thickness of the carbon layer which is present on a plane that is perpendicular to the crystal b-axis to the average thickness of the carbon layer which is present on a plane that is not perpendicular to the b-axis is from 0.30 to 0.80.Type: ApplicationFiled: December 7, 2020Publication date: February 16, 2023Applicant: TORAY INDUSTRIES, INC.Inventors: Tomoya ONOZUKA, Hiroaki KAWAMURA
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Publication number: 20220370283Abstract: It is determined whether a traffic light is recognized in an image based on each of a result of a recognition operation by a traffic light first recognition unit (a recognition operation of the traffic light for an image acquired by a camera using a learned model based on pre-annotated data) and a result of a recognition operation by a traffic light second recognition unit (a recognition operation of the traffic light for an image acquired by the camera based on a feature amount of the traffic light). This makes it possible to sufficiently obtain the recognition accuracy of the traffic light, and to appropriately perform an instruction to a pedestrian according to the state of the traffic light.Type: ApplicationFiled: March 7, 2022Publication date: November 24, 2022Inventors: Kohei SHINTANI, Hiroaki KAWAMURA