Patents by Inventor Kaiji Itabashi
Kaiji Itabashi 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: 20240140455Abstract: An information processing apparatus includes a receiver configured to receive a data set including a requested acceleration as information representing movement of a vehicle in a front-rear direction and any one of a steering angle, a yaw rate, and a rotation radius as information representing movement of the vehicle in a lateral direction from each of a plurality of applications, an arbitration unit configured to perform arbitration of information representing the movement of the vehicle in the front-rear direction and arbitration of information representing the movement of the vehicle in the lateral direction based on a plurality of the data sets received by the receiver, and a first output unit configured to output instruction information for driving an actuator based on an arbitration result of the arbitration unit.Type: ApplicationFiled: January 5, 2024Publication date: May 2, 2024Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Ikuma SUZUKI, Wataru KANDA, Kaiji ITABASHI, Yoshihisa YAMADA, Kazuki MIYAKE, Tamotsu KONDOH
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Publication number: 20240123971Abstract: The vehicle control device includes an arbitration unit configured to arbitrate between a plurality of control commands acquired from a plurality of driving support applications that respectively implements driving support functions, configured to output instructions based on a control command after arbitration to a first control unit that is able to control a steering actuator and a second control unit that is able to control at least one of a brake actuator or a drive actuator, and configured to acquire a steering angle and a yaw rate as the control commands from the driving support applications.Type: ApplicationFiled: December 21, 2023Publication date: April 18, 2024Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Masumi DAKEMOTO, Kaiji ITABASHI, Yoshihisa YAMADA
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Patent number: 11897492Abstract: An information processing apparatus includes a receiver configured to receive a data set including a requested acceleration as information representing movement of a vehicle in a front-rear direction and any one of a steering angle, a yaw rate, and a rotation radius as information representing movement of the vehicle in a lateral direction from each of a plurality of applications, an arbitration unit configured to perform arbitration of information representing the movement of the vehicle in the front-rear direction and arbitration of information representing the movement of the vehicle in the lateral direction based on a plurality of the data sets received by the receiver, and a first output unit configured to output instruction information for driving an actuator based on an arbitration result of the arbitration unit.Type: GrantFiled: February 15, 2023Date of Patent: February 13, 2024Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Ikuma Suzuki, Wataru Kanda, Kaiji Itabashi, Yoshihisa Yamada, Kazuki Miyake, Tamotsu Kondoh
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Patent number: 11884260Abstract: The vehicle control device includes an arbitration unit configured to arbitrate between a plurality of control commands acquired from a plurality of driving support applications that respectively implements driving support functions, configured to output instructions based on a control command after arbitration to a first control unit that is able to control a steering actuator and a second control unit that is able to control at least one of a brake actuator or a drive actuator, and configured to acquire a steering angle and a yaw rate as the control commands from the driving support applications.Type: GrantFiled: October 27, 2020Date of Patent: January 30, 2024Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Masumi Dakemoto, Kaiji Itabashi, Yoshihisa Yamada
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Publication number: 20230415733Abstract: A vehicle comprises a plurality of drive assist devices configured to implement a plurality of drive assist functions, respectively. The plurality of drive assist devices includes a first drive assist device, which includes an update information generation device configured to generate update information to update a middle point in steering control performed by at least one of the drive assist devices, and a second drive assist device which does not include the update information generation device. The update information generation device in the first drive assist device generates the update information when the first drive assist device receives a notification that permits updating the middle point. The second drive assist device receives the update information from the first drive assist device when the second drive assist device receives the notification.Type: ApplicationFiled: September 7, 2023Publication date: December 28, 2023Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Masumi DAKEMOTO, Kaiji ITABASHI, Yoshihisa YAMADA
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Patent number: 11834037Abstract: A control device mounted on a vehicle, the control device includes one or more processors configured to: receive a plurality of first requests from a driver assistance system; arbitrate the first requests; calculate a second request based on an arbitration result, wherein the first requests and the second request are different physical quantities from each other; distribute the second request to at least one of a plurality of actuator systems; and output, to the driver assistance system, information regarding a middle point of a steering actuator included in the actuator systems in the driver assistance system.Type: GrantFiled: March 5, 2021Date of Patent: December 5, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Masumi Dakemoto, Kaiji Itabashi, Yoshihisa Yamada
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Patent number: 11787400Abstract: A control device mounted on a vehicle, the control device includes one or more processors configured to: receive a plurality of first requests from a driver assistance system; arbitrate the first requests; calculate a second request based on an arbitration result, wherein the first requests and the second request are different physical quantities from each other; distribute the second request to at least one of a plurality of actuator systems; and output, to the driver assistance system, information regarding a middle point of a steering actuator included in the actuator systems in the driver assistance system.Type: GrantFiled: March 5, 2021Date of Patent: October 17, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Masumi Dakemoto, Kaiji Itabashi, Yoshihisa Yamada
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Patent number: 11738762Abstract: A control device includes one or more processors that is configured to: receive a plurality of first requests from a driver assistance system; arbitrate the plurality of first requests; calculate a second request, which has a physical quantity different from the first request, based on an arbitration result; and distribute the second request to at least one of a plurality of actuator systems. When a difference between the second request based on a previous arbitration result and the second request based on a current arbitration result is larger than a threshold value, the one or more processors are configured to distribute a request that is a value between the second request based on the previous arbitration result and the second request based on the current arbitration result.Type: GrantFiled: February 2, 2021Date of Patent: August 29, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Masumi Dakemoto, Yoshihisa Yamada, Kaiji Itabashi
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Publication number: 20230227048Abstract: A vehicle control system includes a plurality of driving assistance devices configured to sequentially send request signals including requests to an actuator in the vehicle and identifiers of the driving assistance devices to an in-vehicle network, a movement manager device configured to acquire the request signals from the in-vehicle network, select one of the identifiers respectively included in the acquired request signals based on a predetermined rule, and sequentially send a control signal including at least the selected identifier to the in-vehicle network, and an actuator control device configured to sequentially acquire the request signal and the control signal from the in-vehicle network, when the control signal is acquired, select a latest request signal including the identifier included in the acquired latest control signal among the acquired request signals, and decide a control value of the actuator based on the request included in the selected request signal.Type: ApplicationFiled: March 23, 2023Publication date: July 20, 2023Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Kaiji ITABASHI
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Patent number: 11685375Abstract: A braking and driving force control device includes a target braking and driving force calculation unit, and a braking and driving force distribution unit. The braking and driving force distribution unit causes a driving device to generate a target braking and driving force in a case where the target braking and driving force is within the availability, and in a case where the target braking and driving force is less than a lower limit value of the availability, causes the driving device to generate a braking and driving force corresponding to the lower limit value of the availability, performs arithmetic processing of suppressing time variation on the lower limit value of the availability, and causes a braking device to generate a braking force corresponding to a difference between the lower limit value of the availability after the arithmetic processing and the target braking and driving force.Type: GrantFiled: January 21, 2022Date of Patent: June 27, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Kaiji Itabashi
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Publication number: 20230192113Abstract: An information processing apparatus includes a receiver configured to receive a data set including a requested acceleration as information representing movement of a vehicle in a front-rear direction and any one of a steering angle, a yaw rate, and a rotation radius as information representing movement of the vehicle in a lateral direction from each of a plurality of applications, an arbitration unit configured to perform arbitration of information representing the movement of the vehicle in the front-rear direction and arbitration of information representing the movement of the vehicle in the lateral direction based on a plurality of the data sets received by the receiver, and a first output unit configured to output instruction information for driving an actuator based on an arbitration result of the arbitration unit.Type: ApplicationFiled: February 15, 2023Publication date: June 22, 2023Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Ikuma SUZUKI, Wataru KANDA, Kaiji ITABASHI, Yoshihisa YAMADA, Kazuki MIYAKE, Tamotsu KONDOH
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Patent number: 11643089Abstract: A vehicle control system includes a plurality of driving assistance devices configured to sequentially send request signals including requests to an actuator in the vehicle and identifiers of the driving assistance devices to an in-vehicle network, a movement manager device configured to acquire the request signals from the in-vehicle network, select one of the identifiers respectively included in the acquired request signals based on a predetermined rule, and sequentially send a control signal including at least the selected identifier to the in-vehicle network, and an actuator control device configured to sequentially acquire the request signal and the control signal from the in-vehicle network, when the control signal is acquired, select a latest request signal including the identifier included in the acquired latest control signal among the acquired request signals, and decide a control value of the actuator based on the request included in the selected request signal.Type: GrantFiled: May 22, 2019Date of Patent: May 9, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Kaiji Itabashi
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Patent number: 11608075Abstract: An information processing apparatus includes a receiver configured to receive a data set including a requested acceleration as information representing movement of a vehicle in a front-rear direction and any one of a steering angle, a yaw rate, and a rotation radius as information representing movement of the vehicle in a lateral direction from each of a plurality of applications, an arbitration unit configured to perform arbitration of information representing the movement of the vehicle in the front-rear direction and arbitration of information representing the movement of the vehicle in the lateral direction based on a plurality of the data sets received by the receiver, and a first output unit configured to output instruction information for driving an actuator based on an arbitration result of the arbitration unit.Type: GrantFiled: May 24, 2019Date of Patent: March 21, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Ikuma Suzuki, Wataru Kanda, Kaiji Itabashi, Yoshihisa Yamada, Kazuki Miyake, Tamotsu Kondoh
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Publication number: 20220144272Abstract: A braking and driving force control device includes a target braking and driving force calculation unit, and a braking and driving force distribution unit. The braking and driving force distribution unit causes a driving device to generate a target braking and driving force in a case where the target braking and driving force is within the availability, and in a case where the target braking and driving force is less than a lower limit value of the availability, causes the driving device to generate a braking and driving force corresponding to the lower limit value of the availability, performs arithmetic processing of suppressing time variation on the lower limit value of the availability, and causes a braking device to generate a braking force corresponding to a difference between the lower limit value of the availability after the arithmetic processing and the target braking and driving force.Type: ApplicationFiled: January 21, 2022Publication date: May 12, 2022Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Kaiji ITABASHI
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Patent number: 11285952Abstract: A braking and driving force control device includes a target braking and driving force calculation unit, and a braking and driving force distribution unit. The braking and driving force distribution unit causes a driving device to generate a target braking and driving force in a case where the target braking and driving force is within the availability, and in a case where the target braking and driving force is less than a lower limit value of the availability, causes the driving device to generate a braking and driving force corresponding to the lower limit value of the availability, performs arithmetic processing of suppressing time variation on the lower limit value of the availability, and causes a braking device to generate a braking force corresponding to a difference between the lower limit value of the availability after the arithmetic processing and the target braking and driving force.Type: GrantFiled: June 26, 2019Date of Patent: March 29, 2022Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Kaiji Itabashi
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Publication number: 20210291821Abstract: A control device mounted on a vehicle, the control device includes one or more processors configured to: receive a plurality of first requests from a driver assistance system; arbitrate the first requests; calculate a second request based on an arbitration result, wherein the first requests and the second request are different physical quantities from each other; distribute the second request to at least one of a plurality of actuator systems; and output, to the driver assistance system, information regarding a middle point of a steering actuator included in the actuator systems in the driver assistance system.Type: ApplicationFiled: March 5, 2021Publication date: September 23, 2021Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Masumi DAKEMOTO, Kaiji ITABASHI, Yoshihisa YAMADA
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Publication number: 20210237748Abstract: A control device includes one or more processors that is configured to: receive a plurality of first requests from a driver assistance system; arbitrate the plurality of first requests; calculate a second request, which has a physical quantity different from the first request, based on an arbitration result; and distribute the second request to at least one of a plurality of actuator systems. When a difference between the second request based on a previous arbitration result and the second request based on a current arbitration result is larger than a threshold value, the one or more processors are configured to distribute a request that is a value between the second request based on the previous arbitration result and the second request based on the current arbitration result.Type: ApplicationFiled: February 2, 2021Publication date: August 5, 2021Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Masumi DAKEMOTO, Yoshihisa YAMADA, Kaiji ITABASHI
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Publication number: 20210139015Abstract: The vehicle control device includes an arbitration unit configured to arbitrate between a plurality of control commands acquired from a plurality of driving support applications that respectively implements driving support functions, configured to output instructions based on a control command after arbitration to a first control unit that is able to control a steering actuator and a second control unit that is able to control at least one of a brake actuator or a drive actuator, and configured to acquire a steering angle and a yaw rate as the control commands from the driving support applications.Type: ApplicationFiled: October 27, 2020Publication date: May 13, 2021Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Masumi DAKEMOTO, Kaiji ITABASHI, Yoshihisa YAMADA
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Publication number: 20200094835Abstract: A braking and driving force control device includes a target braking and driving force calculation unit, and a braking and driving force distribution unit. The braking and driving force distribution unit causes a driving device to generate a target braking and driving force in a case where the target braking and driving force is within the availability, and in a case where the target braking and driving force is less than a lower limit value of the availability, causes the driving device to generate a braking and driving force corresponding to the lower limit value of the availability, performs arithmetic processing of suppressing time variation on the lower limit value of the availability, and causes a braking device to generate a braking force corresponding to a difference between the lower limit value of the availability after the arithmetic processing and the target braking and driving force.Type: ApplicationFiled: June 26, 2019Publication date: March 26, 2020Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Kaiji ITABASHI
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Publication number: 20200070849Abstract: An information processing apparatus includes a receiver configured to receive a data set including a requested acceleration as information representing movement of a vehicle in a front-rear direction and any one of a steering angle, a yaw rate, and a rotation radius as information representing movement of the vehicle in a lateral direction from each of a plurality of applications, an arbitration unit configured to perform arbitration of information representing the movement of the vehicle in the front-rear direction and arbitration of information representing the movement of the vehicle in the lateral direction based on a plurality of the data sets received by the receiver, and a first output unit configured to output instruction information for driving an actuator based on an arbitration result of the arbitration unit.Type: ApplicationFiled: May 24, 2019Publication date: March 5, 2020Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Ikuma SUZUKI, Wataru KANDA, Kaiji ITABASHI, Yoshihisa YAMADA, Kazuki MIYAKE, Tamotsu KONDOH