Patents Assigned to HITACHI ASTEMO, LTD.
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Publication number: 20260245345Abstract: A pseudo defect image generation device is provided in which, when a visual inspection using machine learning targeting a processed product is performed, an image of a defective part is shared between product types, and an effort of collecting images of defective parts can be reduced. The pseudo defect image generation device that generates a pseudo defect image to be learned by a learning device includes: a defect library that stores a defective part image; a defect arrangement rule that specifies, based on management information in which a processing item and a permissible processing content are associated with each other, a defect and an inspection region in accordance with the processing item; and a pseudo defect image generation unit that generates a pseudo defect image by arranging the defective part image in the inspection region on a normal product image based on the defect arrangement rule.Type: ApplicationFiled: May 11, 2023Publication date: August 20, 2026Applicant: Hitachi Astemo, Ltd.Inventors: Naoki HOSOYA, Takahiro FUJIOKA
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Patent number: 12712411Abstract: One first connector head 21A and one second connector head 22A face each other, in the plane view of a connector terminal assembly 19, with the axial line of an output shaft 12, which is the axial line of the motor rotation shaft of an electric motor, therebetween without being offset from each other. The other first connector head 21B and the other second connector head 22B face each other, in the plane view of the connector terminal assembly 19, with the axial line of the output shaft 12, which is the axial line of the motor rotation shaft of the electric motor, therebetween without being offset from each other.Type: GrantFiled: June 28, 2021Date of Patent: August 18, 2026Assignee: HITACHI ASTEMO, LTD.Inventors: Narutoshi Yamada, Takuro Kanazawa, Kazuhiko Nakano, Hideyuki Hara
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Patent number: 12709284Abstract: A control system, a management method, and a management program for autonomous driving capable of reliably performing a safety check on a surrounding of an autonomous driving vehicle and reducing a risk of collision during a startup due to a check omission. Whether a safety check is performed is grasped using an in-vehicle camera that monitors a surrounding of a vehicle, a QR code (registered trademark) set at the surrounding of the vehicle, or a one-time password, and an erroneous vehicle is not subjected to a startup by using a check result in response to an instruction to start an autonomous driving by an on-site manager. Further, a range in which the autonomous driving or the remote control operation is permitted is set according to a range in which the check is performed. Accordingly, a risk of collision during a startup of the autonomous driving vehicle is reduced.Type: GrantFiled: July 3, 2023Date of Patent: August 18, 2026Assignee: Hitachi Astemo, Ltd.Inventors: Seiya Kato, Takahiro Ikeda, Takashi Matsumoto, Yoshitaka Atarashi, Yasuhiro Fuse, Akihiro Kondo
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Patent number: 12710274Abstract: An on-board processing device includes: a past map storage unit that stores a past generated map generated in the past; a self-map generation unit that generates a traveling map on the basis of sensor data acquired while traveling; a self-position estimation unit that estimates a self-position by collating the past generated map and the traveling map; and a data selection unit that selects data, to be used by the self-position estimation unit, from the traveling map on the basis of characteristics of data included in the traveling map.Type: GrantFiled: January 25, 2022Date of Patent: August 18, 2026Assignee: Hitachi Astemo, Ltd.Inventors: Morihiko Sakano, Hideyuki Kume, Shigenori Hayase, Tatsuhiko Monji
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Patent number: 12711865Abstract: A target detection device includes a fusion processing unit that processes fusion and outputs a prediction value of a target after fusion, a false detection estimation unit that estimates false detection for each target based on an observation value and a prediction value and outputs a false detection estimation result, a false detection probability calculation unit that calculates a false detection rate for each sensor based on the false detection estimation result, and a reliability correction unit that corrects reliability of a sensor defined in advance based on the false detection rate and outputs the corrected reliability. The fusion processing unit processes fusion based on the prediction value, the false detection estimation result, and the corrected reliability.Type: GrantFiled: September 13, 2021Date of Patent: August 18, 2026Assignee: Hitachi Astemo, Ltd.Inventors: Keisuke Yamamoto, Michihiko Ikeda
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Publication number: 20260235414Abstract: An object of the present invention is to suppress deterioration of comfort of autonomous driving due to on-road parking on a general road.Type: ApplicationFiled: April 6, 2026Publication date: August 13, 2026Applicant: Hitachi Astemo, Ltd.Inventors: Koichi ANDO, Keisuke AMPO
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Patent number: 12705357Abstract: The present disclosure generally relates to systems and methods for safe startup, comprising a control apparatus. The control apparatus includes a first arithmetic processing device for executing a first program, a second arithmetic processing device for executing a second program, and a storage device for storing the second program. The first arithmetic processing device is configured to: verify whether each of the first program and the second program has been falsified, acquire the second program from the storage device when the verification unit verifies that the first program is not falsified, and notify the second microcomputer of startup permission of the second program when the verification unit verifies that the second program is not falsified, wherein the second arithmetic processing device acquires the second program from the storage device and starts up the second program when a notification of the startup permission is issued.Type: GrantFiled: August 23, 2021Date of Patent: August 11, 2026Assignee: HITACHI ASTEMO, LTD.Inventors: Nobuyoshi Morita, Masashi Yano, Shuhei Kaneko, Yasuhiro Fujii, Mikio Kataoka, Teruaki Nomura
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Patent number: 12707033Abstract: An EXTERNAL ENVIRONMENT RECOGNITION DEVICE that reduces an influence on a ranging error caused by a temporal change of an optical system/imaging system is provided by focusing on characteristics (individual difference) of the optical system/imaging system of an in-vehicle stereo camera device.Type: GrantFiled: March 15, 2022Date of Patent: August 11, 2026Assignee: Hitachi Astemo, Ltd.Inventors: Takeshi Nagasaki, Haruki Matono, Takuma Osato, Hiroki Moizumi, Keisuke Iwasaki, Masayuki Kobayashi
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Patent number: 12703373Abstract: Provided is an arithmetic processing device capable of switching a setting of an image processing unit according to a situation while suppressing an increase in cost and power consumption.Type: GrantFiled: March 29, 2022Date of Patent: August 11, 2026Assignee: Hitachi Astemo, Ltd.Inventor: Keishi Shiomi
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Patent number: 12707607Abstract: This semiconductor device comprises: a plurality of power modules, each having a semiconductor element; a plurality of heat dissipation bases that are disposed via heat dissipation members on a heat dissipation surface side of the plurality of power modules, and that each have a heat dissipation fin; a frame having a plurality of openings; and a cover that covers the heat dissipation bases and the frame so as to form a refrigerant flow passage. The plurality of heat dissipation bases respectively close the plurality of openings. The cover has an elastic biasing part on a surface which contacts the heat dissipation fins. The heat dissipation bases are biased, by pressurization, toward the power modules.Type: GrantFiled: November 9, 2022Date of Patent: August 11, 2026Assignee: HITACHI ASTEMO, LTD.Inventors: Ti Chen, Takeshi Tokuyama, Takahiro Araki, Junpei Kusukawa, Hiromi Shimazu, Akihiro Namba
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Patent number: 12704163Abstract: An electric brake apparatus includes a control unit connected to an electric motor, a first connector portion connected to the control unit and configured for power feeding and input of one of redundant signals, a second connector portion connected to the control unit and configured for power feeding and input of another of the redundant signals, and a third connector connected to the control unit and configured for input of a signal related to a wheel speed.Type: GrantFiled: February 28, 2022Date of Patent: August 11, 2026Assignee: HITACHI ASTEMO, LTD.Inventors: Atsushi Odaira, Haruhiko Fujita
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Patent number: 12705050Abstract: An improvement system includes: a first correlation calculation unit which reads parameter information, which is information regarding a plurality of evaluation indexes in a business process, and calculates a first correlation in which a correlation between the evaluation indexes is expressed by a correlation coefficient; a graph generation unit which creates a causal relationship graph, in which the evaluation indexes are set as nodes and the correlation between the evaluation indexes is represented by a link, on the basis of the first correlation and order information which is information regarding priorities of the plurality of evaluation indexes; an interface unit which presents the causal relationship graph to a user and receives a change to the causal relationship graph by the user; and an order calculation unit which updates the order information on the basis of the change to the causal relationship graph by the user, and enables the graph generation unit to generate the causal relationship graph afterType: GrantFiled: February 9, 2022Date of Patent: August 11, 2026Assignee: HITACHI ASTEMO, LTD.Inventors: Akihiro Hori, Masumi Kawakami, Tomoaki Nakamura, Tomomi Okamoto, Hajime Saito, Takayuki Kawashima
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Patent number: 12703313Abstract: The influence of a power supply voltage drop due to a wire diameter reduction of a wire harness is suppressed, and the operation guarantee voltages of components 501 to 503 connected to the wire harness are appropriately secured. An on-vehicle electric power control system 1 includes a low-voltage battery 50, a first control device 100, and components 501 to 503. The first control device 100 acquires wiring resistance values of power supply lines of a third power supply line 60, a fourth power supply line 80, and a fifth power supply line 90, acquires a current value supplied to the components 501 to 503, and calculates a voltage drop amount in the power supply line based on the acquired wiring resistance value and current value. Then, a correction value for correcting the output voltage of the DC-DC converter 30 is determined based on the calculated voltage drop amount, and a correction request indicating the determined correction value is transmitted to a second control device 200.Type: GrantFiled: October 14, 2022Date of Patent: August 11, 2026Assignee: HITACHI ASTEMO, LTD.Inventor: Kentarou Jyumonji
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Patent number: 12706530Abstract: A power conversion device includes a substrate on which DC wiring and AC wiring are formed, and a plurality of circuit bodies that are electrically connected in parallel and have a first terminal and a second terminal each connected to the DC wiring or the AC wiring. The first terminals and the second terminals are adjacent to each other in the circuit bodies and protrude in a same direction, and the plurality of circuit bodies are disposed such that the first terminals and the second terminals are alternately arranged side by side on the substrate.Type: GrantFiled: October 5, 2022Date of Patent: August 11, 2026Assignee: HITACHI ASTEMO, LTD.Inventors: Takeshi Tokuyama, Masahiro Seo, Takahiro Araki, Shigehisa Aoyagi
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Patent number: 12705776Abstract: Provided is a signal processing device with which, even when detection objects differ among a plurality of sensors, it is possible to correctly obtain the relationship between a non-shared detection object and a detection object that is shared after fusion.Type: GrantFiled: July 12, 2021Date of Patent: August 11, 2026Assignee: Hitachi Astemo, Ltd.Inventors: Hideaki Kido, Tatsuhiko Monji, Hirotomo Sai
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Patent number: 12704840Abstract: The present invention is to provide a vehicle motion control apparatus, a vehicle motion control method, and a vehicle motion control system capable of preventing or cutting down a reduction in followability to a target trajectory. The vehicle motion control apparatus includes a target position accumulation portion configured to receive an input of a target position on a target trajectory of a vehicle on which the vehicle motion control apparatus is mounted and accumulate the target position, and an actuator instruction portion configured to output an instruction for causing the vehicle to follow previous target positions accumulated by the target position accumulation portion to an actuator of the vehicle.Type: GrantFiled: January 24, 2018Date of Patent: August 11, 2026Assignee: Hitachi Astemo, Ltd.Inventors: Kentaro Ueno, Hiroshi Ito, Hiroki Sugawara
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Patent number: 12703363Abstract: Provided is a vehicle control device that uses a target inter-vehicle distance corresponding to a vehicle in front with respect to a travel lane of an ego-vehicle to enable safe travel while securing an inter-vehicle distance that reduces the level of fear the user is made to feel. The vehicle control device 60 calculates the travel lane area (A) of the ego-vehicle mirroring the area (the preceding vehicle blocking area (B) and the viewing angle blocking area (C)) blocked by the vehicle (preceding vehicle) which is in front of the ego-vehicle and the speed of the ego-vehicle, in the area (the travel lane area (A)) of the lane on which the ego-vehicle travels detected by the sensor, and in a case where the calculated travel lane area (A) of the ego-vehicle is equal to or less than a threshold value, performs vehicle control to adjust the inter-vehicle distance between the ego-vehicle and the vehicle in front, thereby enabling vehicle control while reducing the level of fear the user is made to feel.Type: GrantFiled: August 24, 2022Date of Patent: August 11, 2026Assignee: HITACHI ASTEMO, LTD.Inventors: Koichiro Ozaki, Yoshiyuki Yoshida
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Patent number: 12700819Abstract: An inverter control device includes a pulse width modulation (PWM) pulse generation unit that generates a PWM pulse signal for controlling an inverter in every predetermined control cycle, wherein the PWM pulse generation unit generates the PWM pulse signal to meet a pulse generation condition that at least three or more pulses exist in one cycle of a fundamental of an output voltage from the inverter and a state of the PWM pulse signal is switched between on and off at a zero crossing point at which the fundamental changes across zero while generating a PWM pulse signal asynchronous with the control cycle.Type: GrantFiled: February 15, 2022Date of Patent: August 4, 2026Assignee: Hitachi Astemo, Ltd.Inventors: Toshiyuki Ajima, Shun Taniguchi, Noriya Nakao, Takuya Nemoto, Kosei Goto, Kentaro Matsuo, Keiji Kadota
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Patent number: 12702049Abstract: An electrical circuit body includes a power semiconductor element joined to one face of a conductor plate, a sheet member including an insulating layer joined to the other face of the conductor plate, a sealing member integrally sealing the sheet member, the conductor plate, and the power semiconductor element in a state where a face, of the sheet member, opposite to a face joined to the conductor plate is exposed, and a cooling member bonded to the opposite face of the sheet member via a heat conduction member, wherein the sealing member has a recess along an outer edge of the sheet member on a surface where the sheet member is exposed, the recess being located outside the sheet member.Type: GrantFiled: September 29, 2021Date of Patent: August 4, 2026Assignee: Hitachi Astemo, Ltd.Inventors: Ning Tang, Nobutake Tsuyuno, Yujiro Kaneko, Eiichi Ide
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Patent number: 12697969Abstract: A vehicle control device, a vehicle control method, and a vehicle control system according to the present invention obtain an inter-vehicle time based on a relative distance between a first vehicle traveling, in front of an own vehicle, in a second lane adjacent to a first lane in which the own vehicle travels and a second vehicle traveling in the second lane in front of the first vehicle and based on a relative velocity of the first vehicle relative to the second vehicle, obtain a relative acceleration of the first vehicle relative to the second vehicle, set the first vehicle as a high-stress vehicle based on a lane change space that is based on the inter-vehicle time, the relative acceleration, and a relative distance between the second vehicle and a third vehicle traveling in the first lane in front of the own vehicle, and output a control command for changing a driving state of the own vehicle based on a relative distance between the high-stress vehicle and the own vehicle.Type: GrantFiled: December 15, 2020Date of Patent: August 4, 2026Assignee: Hitachi Astemo, Ltd.Inventor: Fumito Okonogi