Patents by Inventor Hidehiro Toyoda
Hidehiro Toyoda 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: 20240300523Abstract: A driving support system includes a storage unit that stores a plurality of pieces of invasion event information including information on an invasion position where a moving object invades a traveling region, the invasion event information being information on an invasion event in which the moving object invades the traveling region, an invasion frequent occurrence region calculation unit that specifies an invasion frequent occurrence region which is a region where the invasion event easily occurs based on the plurality of pieces of invasion event information, a position specification unit that specifies a position of the vehicle, and a driving support unit that supports driving of the vehicle by notifying an occupant of the vehicle and controlling traveling of the vehicle based on a relationship between the invasion frequent occurrence region and the position of the vehicle.Type: ApplicationFiled: September 22, 2021Publication date: September 12, 2024Applicant: HITACHI ASTEMO, LTD.Inventors: Daniel GABRIEL, Yuki HORITA, Hidehiro TOYODA
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Publication number: 20240286618Abstract: A sensing device includes a first common image pickup region observation unit that observes a first region in a periphery of a host vehicle from information of a common image pickup region acquired by at least a first sensor and a second sensor having the common image pickup region, a second common image pickup region observation unit that observes a second region different from the first region from information of a common image pickup region acquired by at least a third sensor and a fourth sensor having the common image pickup region, a coordinate integration unit that integrates a geometric relationship between the sensors with coordinates of pieces of information observed in the first region and the second region, and a road surface estimation unit that estimates a relative posture between each sensor and a road surface including a pitch angle and a roll angle of the host vehicle based on point group information calculated from the integrated coordinates.Type: ApplicationFiled: February 8, 2022Publication date: August 29, 2024Applicant: Hitachi Astemo, Ltd.Inventors: Morihiko SAKANO, Hideyuki KUME, Takehito OGATA, Hidehiro TOYODA
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Publication number: 20240249528Abstract: An external environment recognition device 101 estimates a blind spot region around a host vehicle based on information detected by a sensor that detects a target around the host vehicle. The external environment recognition device 101 includes a visibility index determination unit 121 that calculates a visibility index of the target based on a coordinate point and a reflection intensity of the target detected by the sensor, and assigns the visibility index to a region from the host vehicle 200 to the coordinate point of the target, a visibility map storage unit 124 that stores the visibility index as a visibility map in association with the region, and a blind spot region estimation unit 127 that estimates the blind spot region based on the visibility map.Type: ApplicationFiled: February 15, 2022Publication date: July 25, 2024Applicant: HITACHI ASTEMO, LTD.Inventors: Shunsuke KATOH, Yuki HORITA, Gabriel DANIEL, Hidehiro TOYODA
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Publication number: 20240221506Abstract: A memory stores an assistance pattern including a first periphery sensor map indicating a map in a periphery of a vehicle and an assistance content of driving assistance of the vehicle corresponding to the first periphery sensor map. A processor (sensor information acquisition unit 101) acquires sensor information indicating information on an object in the periphery of the vehicle sensed by a sensor. A processor (periphery sensor map acquisition unit 102) acquires a second periphery sensor map based on the sensor information. A processor (map similarity search unit 103, and assistance instruction unit 104) performs driving assistance of the assistance content corresponding to the first periphery sensor map when the second periphery sensor map is similar to the first periphery sensor map.Type: ApplicationFiled: February 1, 2022Publication date: July 4, 2024Inventors: Takehito OGATA, Hideyuki KUME, Morihiko SAKANO, Yuichi KOMORIYA, Hidehiro TOYODA
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Publication number: 20240210178Abstract: An object is to provide a map generation/self-position estimation device that can estimate the accuracy of self-position estimation using a generation map at the time of map generation without prior learning movement, installation of a known object in an environment, and addition of a sensor.Type: ApplicationFiled: February 17, 2022Publication date: June 27, 2024Applicant: HITACHI ASTEMO, LTD.Inventors: Hideyuki KUME, Morihiko SAKANO, Takehito OGATA, Yuichi KOMORIYA, Hidehiro TOYODA
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Patent number: 12012112Abstract: A vehicle control system capable of ensuring safety at a low cost even when a control device fails, includes a first control device that implements at least two automatic driving-related functions based on information from external sensors and/or information from a map database, a second control device that implements fewer automatic driving-related functions than the first control device based on the information from the sensors and/or the map database, and a vehicle motion control device that automatically controls a driving state of a host vehicle based on a function planned by the first or second control device including: a backup determination unit that determines whether the future function planned by the first or second control device is backed up by the second control device; and an interface that notifies a driver that system responsibility is switched to the driver, when the backup is not available.Type: GrantFiled: September 20, 2019Date of Patent: June 18, 2024Assignee: HITACHI ASTEMO, LTD.Inventors: Toshiharu Sugawara, Ryoh Inaba, Hidehiro Toyoda
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Patent number: 11978345Abstract: A moving object behavior prediction device improves prediction accuracy and includes: an input map generation unit that generates a single input map in which a region capable of containing a plurality of the moving objects is divided into a plurality of cells, in which each of the cells stores related information of a static object and related information of the moving object; a movement amount estimation unit that estimates a movement amount as a feature amount of each cell from the input map, using a trained convolutional neural network; a movement amount acquisition unit that acquires a movement amount at a current position of the moving object from a movement amount stored in a peripheral cell the moving object; and a future position prediction unit that predicts a future position of the moving object based on a feature amount at a current position of the moving object.Type: GrantFiled: October 11, 2019Date of Patent: May 7, 2024Assignee: HITACHI ASTEMO, LTD.Inventors: Masayoshi Ishikawa, Hideaki Suzuki, Hidehiro Toyoda
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Patent number: 11941983Abstract: A driving assistance device includes a recording unit that records vehicle past traveling positions and related position estimation information, and a relative position estimation unit that estimates a vehicle relative position based on a sensor, adds a history of the relative position to the past traveling position, and uses the output of the sensor. The driving assistance device further includes a position estimation unit that estimates a vehicle position with respect to the past traveling positions and adds a history of the estimated position to the past traveling position, in addition to a deviation determination unit that determines deviation from the past traveling positions using a distribution of the past traveling positions, the vehicle position relative to the past traveling positions, and a reference value. The driving assistance device includes a control unit that controls the vehicle to cancel a warning or deviation when the deviation is determined.Type: GrantFiled: November 20, 2020Date of Patent: March 26, 2024Assignee: Hitachi Astemo, Ltd.Inventors: Hideyuki Kume, Hidehiro Toyoda
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Patent number: 11904896Abstract: Provided is a vehicle control device that can ensure riding comfort or safety. A vehicle control device includes a driving plan calculation unit that calculates a drivable area, which is a space in which an own vehicle is safely drivable, based on a driving environment around the own vehicle and a destination of the own vehicle; and a vehicle motion control unit that calculates a target track including a route and a velocity satisfying a predetermined riding comfort condition in the drivable area calculated by the driving plan calculation unit and controls the own vehicle so as to follow the target track.Type: GrantFiled: November 20, 2019Date of Patent: February 20, 2024Assignee: HITACHI ASTEMO, LTD.Inventors: Ryoh Inaba, Toshiharu Sugawara, Hidehiro Toyoda
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Publication number: 20240046502Abstract: Provided are a self-map generation device and a self-position estimation device with which it is possible to achieve high-accuracy self-position estimation even when an observation error due to a sensor is large by estimating an error amount of a landmark serving as an observation point and improving the quality of a self-generated point group map.Type: ApplicationFiled: August 31, 2021Publication date: February 8, 2024Applicant: Hitachi Astemo, Ltd.Inventors: Morihiko SAKANO, Hideyuki KUME, Hidehiro TOYODA
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Publication number: 20240001962Abstract: An electronic control device mounted on a vehicle includes: an information acquisition unit that acquires information regarding an environmental element around the vehicle, the environmental element including at least a road surface obstacle that is passable by the vehicle on a road surface; a risk map generation unit that generates a risk map representing a degree of traveling risk of the vehicle at each position around the vehicle based on the information; and a traveling control planning unit that determines a traveling track for traveling control for the vehicle based on the risk map, in which the traveling control planning unit determines the traveling track based on the degree of traveling risk due to the road surface obstacle on the risk map through which a wheel track of the vehicle in the traveling track passes.Type: ApplicationFiled: September 22, 2021Publication date: January 4, 2024Applicant: HITACHI ASTEMO, LTD.Inventors: Yuki HORITA, Hidehiro TOYODA
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Publication number: 20230400328Abstract: An object is to provide a map creation/self-location estimation device capable of estimating a location/attitude of an ego vehicle with high accuracy.Type: ApplicationFiled: August 31, 2021Publication date: December 14, 2023Applicant: Hitachi Astemo, Ltd.Inventors: Hideyuki KUME, Yuichi KOMORIYA, Morihiko SAKANO, Hidehiro TOYODA
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Publication number: 20230242107Abstract: Realized is a vehicle control device capable of performing automatic driving control that does not reduce turning accuracy of a host vehicle even when an object in a blind spot is different from an assumption and a vehicle speed decreases due to a rapid deceleration. A vehicle control device 10 includes a blind spot object estimation unit 24 that detects a blind spot region 320 of an external-field recognition sensor 12 that recognizes an external field and estimates a blind spot object 310 potential in the blind spot region 320, and a future trajectory generation unit 26 that generates a future trajectory of a host vehicle in consideration of a potential risk from the blind spot object 310 estimated by the blind spot object estimation unit 24 and surrounding information of a vehicle 1 that is the host vehicle.Type: ApplicationFiled: February 12, 2021Publication date: August 3, 2023Applicant: HITACHI ASTEMO, LTD.Inventors: Yusuke NOMA, Shunsuke KATOH, Hidehiro TOYODA
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Publication number: 20230182732Abstract: An electronic control device mounted on a vehicle includes: a sensor detectable zone-determining unit that determines a sensor detectable zone representing a zone where an environmental element present around the vehicle is detectable by a sensor mounted on the vehicle based on detection information of the sensor; a cruise control information-generating unit that generates cruise control information for the vehicle based on the detection information of the sensor and the sensor detectable zone determined by the sensor detectable zone-determining unit; and an information output unit that outputs the cruise control information generated by the cruise control information-generating unit.Type: ApplicationFiled: February 1, 2021Publication date: June 15, 2023Applicant: Hitachi Astemo, Ltd.Inventors: Yuki HORITA, Hidehiro TOYODA
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Publication number: 20230035819Abstract: An object of the present invention is to realize lane deviation warning/control at an intersection, on a multilane road and in an environment where no lane dividing lines are present and GNSS accuracy is low.Type: ApplicationFiled: November 20, 2020Publication date: February 2, 2023Applicant: Hitachi Astemo, Ltd.Inventors: Hideyuki KUME, Hidehiro TOYODA
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Publication number: 20230021615Abstract: A vehicle control device that autonomously controls a vehicle so as not to cause rapid deceleration that leads to a deterioration in ride quality. The vehicle control device controls first and second deceleration, means that reduce a speed at a deceleration rate large than a deceleration rate of the first deceleration means. The vehicle control device includes a blind spot area detecting unit that detects a blind spot area of a sensor that recognizes an external environment, and a blind spot object estimating unit that estimates a blind spot object that is a virtual moving body hidden in the blind spot area. When a vehicle approaches the blind spot area at a speed reduced by the first deceleration means, the vehicle is decelerated by the second deceleration means when a type of a moving body detected by the sensor is different from a type of the blind spot object.Type: ApplicationFiled: November 20, 2020Publication date: January 26, 2023Applicant: Hitachi Astemo, Ltd.Inventors: Ryoh INABA, Trongmun JIRALERSPONG, Hidehiro TOYODA
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Publication number: 20230015466Abstract: To provide a vehicle control system that is capable of planning a trajectory that can ensure more visibility and enables safe traveling when an invisible range of a sensor exists. A vehicle control system that plans a target trajectory of a vehicle based on recognition information from an external environment sensor, the vehicle control system including a recognizing unit that recognizes an object at a periphery of the vehicle based on the recognition information; and a trajectory planning unit that plans the target trajectory such that an actual detection range of the external environment sensor becomes wide when the recognizing unit recognizes the object.Type: ApplicationFiled: December 4, 2020Publication date: January 19, 2023Applicant: Hitachi Astemo, Ltd.Inventors: Trongmun JIRALERSPONG, Ryoh INABA, Hidehiro TOYODA
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Patent number: 11507797Abstract: An information processing apparatus having an input device for receiving data, an operation unit for constituting a convolutional neural network for processing data, a storage area for storing data to be used by the operation unit and an output device for outputting a result of the processing. The convolutional neural network is provided with a first intermediate layer for performing a first processing including a first inner product operation and a second intermediate layer for performing a second processing including a second inner product operation, and is configured so that the bit width of first filter data for the first inner product operation and the bit width of second filter data for the second inner product operation are different from each other.Type: GrantFiled: January 26, 2018Date of Patent: November 22, 2022Assignee: Hitachi, Ltd.Inventors: Toru Motoya, Goichi Ono, Hidehiro Toyoda
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Publication number: 20220314968Abstract: An electronic control device mounted on a vehicle includes a blind spot region specifying unit, an information obtaining unit, and a blind spot region dangerous event determining unit. The blind spot region specifying unit specifies a blind spot region that is not included in a detection range of a sensor mounted on the vehicle. The information obtaining unit obtains lane information of a road around the vehicle including the blind spot region. The blind spot region dangerous event determining unit judges assumed behavior of a latent obstacle that possibly exist in the blind spot region based on the lane information of the blind spot region and a positional relationship of the blind spot region on the road with respect to the vehicle.Type: ApplicationFiled: August 21, 2020Publication date: October 6, 2022Applicant: Hitachi Astemo, Ltd.Inventors: Yuki HORITA, Hidehiro TOYODA
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Publication number: 20220001895Abstract: Provided is a vehicle control device that can ensure riding comfort or safety. A vehicle control device includes a driving plan calculation unit that calculates a drivable area, which is a space in which an own vehicle is safely drivable, based on a driving environment around the own vehicle and a destination of the own vehicle; and a vehicle motion control unit that calculates a target track including a route and a velocity satisfying a predetermined riding comfort condition in the drivable area calculated by the driving plan calculation unit and controls the own vehicle so as to follow the target track.Type: ApplicationFiled: November 20, 2019Publication date: January 6, 2022Applicant: HITACHI ASTEMO, LTD.Inventors: Ryoh INABA, Toshiharu SUGAWARA, Hidehiro TOYODA