Patents by Inventor Naoto Okubo
Naoto Okubo 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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Patent number: 12233842Abstract: A vehicle behavior control method is suitable for a vehicle behavior control device. The vehicle behavior control device includes: a lateral acceleration sensor, detecting lateral acceleration occurring in a vehicle body; a wheel speed sensor, detecting a wheel speed of a wheel; a steering angle sensor, detecting a steering angle of the wheel; a steering angle lateral acceleration calculation unit, calculating steering angle lateral acceleration from the wheel speed and the steering angle; and a yaw moment control unit, applying yaw moment to the vehicle body. In the vehicle behavior control method, when the lateral acceleration and the steering angle lateral acceleration meet a predetermined condition, a yaw moment directed inward in a turning direction of the vehicle body is applied by the yaw moment control unit.Type: GrantFiled: January 4, 2024Date of Patent: February 25, 2025Assignee: Honda Motor Co., Ltd.Inventors: Ryo Koyama, Masayuki Kikuchi, Shigeru Doi, Naoto Okubo
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Patent number: 12077140Abstract: The vehicle control system includes a braking force generating device (6, 22) configured to generate a braking force to shift a load of a vehicle to a side of front wheels thereof at an initial stage of a cornering, and a control device (31) configured to control the braking force generated by the braking force generating device. The control device calculates an additional deceleration (Gxadd) according to vehicle state information, calculates a requested fore and aft acceleration (Gxr) according to a requested fore and aft force (Fxr) for the vehicle, calculates a correction coefficient (K) for weakening the additional deceleration according to the requested fore and aft acceleration, corrects the additional deceleration by the correction coefficient, and calculates an additional braking force (Fbadd) to be generated by the braking force generating device according to the corrected additional deceleration.Type: GrantFiled: January 26, 2022Date of Patent: September 3, 2024Assignee: HONDA MOTOR CO., LTD.Inventors: Naoto Okubo, Shigeru Doi, Ryo Koyama, Masahiro Hirota
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Publication number: 20240286599Abstract: A vehicle behavior control method is suitable for a vehicle behavior control device. The vehicle behavior control device includes: a lateral acceleration sensor, detecting lateral acceleration occurring in a vehicle body; a wheel speed sensor, detecting a wheel speed of a wheel; a steering angle sensor, detecting a steering angle of the wheel; a steering angle lateral acceleration calculation unit, calculating steering angle lateral acceleration from the wheel speed and the steering angle; and a yaw moment control unit, applying yaw moment to the vehicle body. In the vehicle behavior control method, when the lateral acceleration and the steering angle lateral acceleration meet a predetermined condition, a yaw moment directed inward in a turning direction of the vehicle body is applied by the yaw moment control unit.Type: ApplicationFiled: January 4, 2024Publication date: August 29, 2024Applicant: Honda Motor Co., Ltd.Inventors: Ryo KOYAMA, Masayuki KIKUCHI, Shigeru DOI, Naoto OKUBO
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Patent number: 11979875Abstract: A terminal is disclosed including a transmitting unit that transmits, to a base station, a schedule request (SR); and a receiving unit that receives, from the base station, an uplink grant indicating scheduling information for transmitting uplink data, wherein the transmitting unit transmits, to the base station, the uplink data by employing the scheduling information. In other aspects, a base station and a system are also disclosed.Type: GrantFiled: October 12, 2022Date of Patent: May 7, 2024Assignee: NTT DOCOMO, INC.Inventors: Qin Mu, Liu Liu, Naoto Okubo, Wei Xu, Yong Li, Wenbo Wang
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Patent number: 11958465Abstract: The vehicle control system includes a braking force generating device (6, 22) configured to generate a braking force to shift a load of a vehicle to a side of front wheels thereof at an initial stage of a cornering, and a control device (31) configured to control the braking force generated by the braking force generating device. The control device calculates an additional deceleration (Gxadd) according to vehicle state information, calculates a lateral jerk equivalent value (Jy) according to the vehicle state information, and sets a lateral jerk correction coefficient (Kj) for weakening the additional deceleration. The control device corrects the additional deceleration by the lateral jerk correction coefficient (K), and calculates an additional braking force (Fbadd) to be generated by the braking force generating device according to the corrected additional deceleration.Type: GrantFiled: February 21, 2022Date of Patent: April 16, 2024Assignee: HONDA MOTOR CO., LTD.Inventors: Naoto Okubo, Shigeru Doi, Ryo Koyama
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Publication number: 20240101806Abstract: A styrene-based resin composition containing a styrene-based resin (A) having a syndiotactic structure, a styrene-based elastomer (B), a compatibilizer (C), an inorganic filler (D), and a colorant (E), having a content of the styrene-based elastomer (B) of 2.0 to 30.0% by mass based on the total amount of the styrene-based resin (A) having a syndiotactic structure, the styrene-based elastomer (B) and the compatibilizer (C) as 100% by mass, and a content of the colorant (E) of 0.0001 to 6.5% by mass based on the entire amount of the styrene-based resin composition as 100% by mass.Type: ApplicationFiled: January 13, 2022Publication date: March 28, 2024Inventors: Shota TAKIGUCHI, Naoto OKUBO, Seita KIMURA, Yukio ANZAWA
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Publication number: 20230391317Abstract: Disclosed is a vehicle turning control device, which includes an operation state detection device, a vehicle speed detection device, and a target yaw moment calculation device. In the target yaw moment calculation device, the yaw moment of inertia calculation means calculates the yaw moment of inertia based on the vehicle speed when the vehicle turns. The yaw damping calculation means calculates yaw damping based on the vehicle speed when the vehicle turns. The lateral deviation angular velocity calculation means calculates the lateral deviation angular velocity based on the yaw moment of inertia and yaw damping. The target yaw moment calculation means calculates a target yaw moment of the vehicle based on the lateral deviation angular velocity. The yaw moment of inertia calculation means calculates the yaw moment of inertia based on the first correction amount. The yaw damping calculation means calculates yaw damping based on the second correction amount.Type: ApplicationFiled: April 12, 2023Publication date: December 7, 2023Applicant: Honda Motor Co., Ltd.Inventors: Naoto OKUBO, Ryo KOYAMA
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Publication number: 20230311853Abstract: A vehicle turning control device and a method thereof are disclosed. A saturated rear-wheel lateral offset angle when a rear-wheel lateral force is saturated in turning of a vehicle is obtained from a control state amount and a motion state amount of the vehicle detected. An actual rear-wheel lateral offset angle, and a vehicle body lateral offset angular speed, are calculated from the motion state amount. A first correction amount for correcting a comparison value of the saturated rear-wheel lateral offset angle and the actual rear-wheel lateral offset angle is calculated from speed. A second correction amount for correcting the vehicle body lateral offset angular speed is calculated from the speed and the first correction amount. A target yaw momentum is calculated from the saturated rear-wheel lateral offset angle, the actual rear-wheel lateral offset angle, the comparison value, and the vehicle body lateral offset angular speed.Type: ApplicationFiled: February 22, 2023Publication date: October 5, 2023Applicant: Honda Motor Co., Ltd.Inventor: Naoto OKUBO
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Patent number: 11732129Abstract: Provided is a polycarbonate resin composition, including: an aromatic polycarbonate resin (A); an alicyclic epoxy compound (B); a predetermined antioxidant (C); and a predetermined phosphorus compound (D), wherein, with respect to 100 parts by mass of the component (A), a content of the component (B) is 0.01 part by mass or more and 0.1 part by mass or less, a content of the component (C) is 0.01 part by mass or more and 0.1 part by mass or less, and a content of the component (D) is 0.01 part by mass or more and 0.05 part by mass or less.Type: GrantFiled: October 5, 2021Date of Patent: August 22, 2023Assignee: IDEMITSU KOSAN CO., LTD.Inventors: Toshio Isozaki, Takahiro Torii, Yasunobu Yamazaki, Naoto Okubo
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Patent number: 11697732Abstract: Provided is a polycarbonate resin composition, including: an aromatic polycarbonate resin (A); an alicyclic epoxy compound (B); a predetermined antioxidant (C); and a predetermined phosphorus compound (D), wherein, with respect to 100 parts by mass of the component (A), a content of the component (B) is 0.01 part by mass or more and 0.1 part by mass or less, a content of the component (C) is 0.01 part by mass or more and 0.1 part by mass or less, and a content of the component (D) is 0.01 part by mass or more and 0.05 part by mass or less.Type: GrantFiled: October 5, 2021Date of Patent: July 11, 2023Assignee: IDEMITSU KOSAN CO., LTD.Inventors: Toshio Isozaki, Takahiro Torii, Yasunobu Yamazaki, Naoto Okubo
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Patent number: 11602969Abstract: A suspension control system includes: a first electric current setting unit configured to set a first electric current based on an actual damping speed; a second electric current setting unit configured to set a second electric current based on a model damping speed; a weight coefficient setting unit configured to set a weight coefficient based on the actual damping speed; and a target electric current setting unit configured to set a sum of a first value and a second value as a target electric current of the damper, the first value being obtained by multiplying the second electric current by the weight coefficient, the second value being obtained by multiplying the first electric current by a value obtained by subtracting the weight coefficient from one. The first electric current setting unit is configured to make the first electric current smaller than the second electric current in a prescribed case.Type: GrantFiled: December 19, 2019Date of Patent: March 14, 2023Assignee: HONDA MOTOR CO., LTD.Inventor: Naoto Okubo
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Publication number: 20230075481Abstract: A terminal is disclosed including a transmitting unit that transmits, to a base station, a schedule request (SR); and a receiving unit that receives, from the base station, an uplink grant indicating scheduling information for transmitting uplink data, wherein the transmitting unit transmits, to the base station, the uplink data by employing the scheduling information. In other aspects, a base station and a system are also disclosed.Type: ApplicationFiled: October 12, 2022Publication date: March 9, 2023Applicant: NTT DOCOMO,INC.Inventors: Qin Mu, Liu Liu, Naoto Okubo, Wei Xu, Yong Li, Wenbo Wang
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Patent number: 11503621Abstract: Provided are methods for transmitting and receiving uplink data, a user equipment and a base station. The method for transmitting uplink data by a user equipment includes: transmitting to a base station a scheduling request (SR); receiving, from the base station, an uplink grant indicating scheduling information for transmitting uplink data, wherein the scheduling information is allocated by the base station according to a volume of the uplink data, the volume being determined by the SR; and transmitting to the base station the uplink data by employing the scheduling information. In this way, the present invention reduces power consumption and time delay during an uplink data transmission process.Type: GrantFiled: March 7, 2018Date of Patent: November 15, 2022Assignee: NTT DOCOMO, INC.Inventors: Qin Mu, Liu Liu, Naoto Okubo, Wei Xu, Yong Li, Wenbo Wang
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Publication number: 20220306062Abstract: The vehicle control system includes a braking force generating device (6, 22) configured to generate a braking force to shift a load of a vehicle to a side of front wheels thereof at an initial stage of a cornering, and a control device (31) configured to control the braking force generated by the braking force generating device. The control device calculates an additional deceleration (Gxadd) according to vehicle state information, calculates a lateral jerk equivalent value (Jy) according to the vehicle state information, and sets a lateral jerk correction coefficient (Kj) for weakening the additional deceleration. The control device corrects the additional deceleration by the lateral jerk correction coefficient (K), and calculates an additional braking force (Fbadd) to be generated by the braking force generating device according to the corrected additional deceleration.Type: ApplicationFiled: February 21, 2022Publication date: September 29, 2022Inventors: Naoto OKUBO, Shigeru DOI, Ryo KOYAMA
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Publication number: 20220242377Abstract: The vehicle control system includes a braking force generating device (6, 22) configured to generate a braking force to shift a load of a vehicle to a side of front wheels thereof at an initial stage of a cornering, and a control device (31) configured to control the braking force generated by the braking force generating device. The control device calculates an additional deceleration (Gxadd) according to vehicle state information, calculates a requested fore and aft acceleration (Gxr) according to a requested fore and aft force (Fxr) for the vehicle, calculates a correction coefficient (K) for weakening the additional deceleration according to the requested fore and aft acceleration, corrects the additional deceleration by the correction coefficient, and calculates an additional braking force (Fbadd) to be generated by the braking force generating device according to the corrected additional deceleration.Type: ApplicationFiled: January 26, 2022Publication date: August 4, 2022Inventors: Naoto OKUBO, Shigeru DOI, Ryo KOYAMA, Masahiro HIROTA
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Publication number: 20220203990Abstract: A vehicle control system provided with a control device that includes a control lateral acceleration calculation unit that calculates a control lateral acceleration from a lateral acceleration obtained by using a planar two degrees of freedom model of a vehicle based on vehicle state information and disregarding a second order delay component determined from vehicle specifications, a steer drag differential value calculation unit that calculates a steer drag differential value, an additional deceleration calculation unit that calculates an additional deceleration to be applied to the vehicle according to the steer drag differential value, and an additional braking force calculation unit that calculates an additional braking force to be generated by the braking force generator according to the additional deceleration.Type: ApplicationFiled: December 22, 2021Publication date: June 30, 2022Inventors: Naoto OKUBO, Masahiro HIROTA, Ryo KOYAMA, Jasvin PATHEJA
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Patent number: 11370910Abstract: Provided is a polycarbonate resin composition, including: an aromatic polycarbonate resin (A); an alicyclic epoxy compound (B); a predetermined antioxidant (C); and a predetermined phosphorus compound (D), wherein, with respect to 100 parts by mass of the component (A), a content of the component (B) is 0.01 part by mass or more and 0.1 part by mass or less, a content of the component (C) is 0.01 part by mass or more and 0.1 part by mass or less, and a content of the component (D) is 0.01 part by mass or more and 0.05 part by mass or less.Type: GrantFiled: March 30, 2018Date of Patent: June 28, 2022Assignee: IDEMITSU KOSAN CO., LTD.Inventors: Yasunobu Yamazaki, Naoto Okubo, Toshio Isozaki, Takahiro Torii
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Patent number: 11356207Abstract: Disclosed are a HARQ-ACK feedback method, a HARQ-ACK extraction method, a base station, and a user equipment. The Hybrid Automatic Repeat reQuest ACKnowledgement (HARQ-ACK) feedback method is performed by a base station, and used to feed back corresponding HARQ-ACKs to a plurality of user equipments. The method includes: generating, by employing a plurality of HARQ-ACKs corresponding to the plurality of user equipments, at least one piece of downlink control information, where for each user equipment, an implicit mapping relationship exists between the user equipment and one or more information bits of the downlink control information; and transmitting to the plurality of user equipments the downlink control information.Type: GrantFiled: March 7, 2018Date of Patent: June 7, 2022Assignee: NTT DOCOMO, INC.Inventors: Jiahui Liu, Qin Mu, Liu Liu, Naoto Okubo
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Patent number: 11325599Abstract: A vehicle motion control system includes: a steering angle sensor for detecting a steering angle; a vehicle speed sensor for detecting a vehicle speed; a lateral acceleration sensor for detecting an actual lateral acceleration of a vehicle body; a reference lateral acceleration calculation unit configured to calculate a reference lateral acceleration from the steering angle and the vehicle speed; a required longitudinal force calculation unit configured to calculate a required longitudinal force for reducing a deviation of the actual lateral acceleration relative to the reference lateral acceleration; and a longitudinal force control unit configured to control an output of at least one of a brake and a power plant such that the required longitudinal force is generated.Type: GrantFiled: November 26, 2019Date of Patent: May 10, 2022Assignee: HONDA MOTOR CO., LTD.Inventors: Masahiro Hirota, Takeshi Kojima, Naoto Okubo, Hitoshi Sasaki, Shigeru Doi, Ryoma Kanda, Yuya Goto
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Patent number: 11318945Abstract: A vehicle control system includes: a vehicle state detecting device configured to obtain vehicle state information that includes a steering angle of a front wheel; a pitch moment computation unit configured to compute an applied pitch moment to be applied to a vehicle based on the vehicle state information; a deceleration force computation unit configured to compute an applied deceleration force to be generated in the vehicle based on the applied pitch moment; and a deceleration force distribution unit configured to compute a brake device deceleration force to be generated by a brake device and a power plant deceleration force to be generated by a power plant based on the applied deceleration force and state information of the brake device and the power plant.Type: GrantFiled: December 18, 2019Date of Patent: May 3, 2022Assignee: HONDA MOTOR CO., LTD.Inventors: Naoto Okubo, Shigeru Doi, Mitsuo Muraoka