Patents Assigned to Astemo, Ltd.
  • Publication number: 20260227752
    Abstract: The present subject matter relates to control device, a method and a computer program product for controlling a driver assistance system for a vehicle. The control device comprises a first measuring device determining a plurality of first obstacle parameters of a detected obstacle and is connected to a second measuring device determining a plurality of second obstacle parameters of the detected obstacle. The control device further comprises an obstacle parameter calculating unit 104 configured to receive the plurality of first and second obstacle parameters, and to calculate a plurality of third obstacle parameters of the detected obstacle based on the plurality of first and second obstacle parameters. The control device further comprises a unit 105 configured to calculate a first decision parameter based on the plurality of third obstacle parameters, and to enable a driver assistance if the first decision parameter is lower than a predetermined activation threshold.
    Type: Application
    Filed: October 24, 2023
    Publication date: August 6, 2026
    Applicant: Astemo, Ltd.
    Inventors: Takehito OGATA, Masato IMAI, Keiichiro NAGATSUKA, Masashi SEIMIYA, Maung-Maung AYE
  • Publication number: 20260230020
    Abstract: In a first drive control device (DA1) as a drive control device according to the present invention, a center (G3) of a third microcomputer (MP13) is located at one side with respect to a virtual line (VL) connecting a center (G1) of a first microcomputer (MP11) and a center (G2) of a second microcomputer (MP12). Further, at least a part of the third microcomputer (MP13) overlaps at least one of the first microcomputer (MP11) and the second microcomputer (MP12) when viewed from a direction orthogonal to the virtual line (VL) in a horizontal direction of a circuit board (1).
    Type: Application
    Filed: February 15, 2024
    Publication date: August 6, 2026
    Applicant: Astemo, Ltd.
    Inventors: Akira lSHII, Tomio SAKASHITA, Susumu KANEKO
  • Publication number: 20260230000
    Abstract: A power conversion device that is fixedly connected to a motor housing that houses a motor includes a case having a plurality of side walls and having an opening on a motor side, a cover that covers a top surface of the case, and a plurality of internal components housed in the case. The plurality of internal components includes a capacitor. The case includes a connection portion connected to the motor housing and a plurality of fixing portions that fixes the capacitor to an inside of the case. In the case, a first space is provided between the capacitor and the cover, and a second space is provided between the capacitor and the motor. The plurality of internal components is disposed to connect a pair of opposing side walls among the plurality of side walls.
    Type: Application
    Filed: March 22, 2023
    Publication date: August 6, 2026
    Applicant: ASTEMO, LTD.
    Inventors: Tomohiro TAGUCHI, Shoho ISHIKAWA
  • Publication number: 20260231382
    Abstract: The electronic control device includes a substrate, a protective member, a case, and a protruding part. The protective member is mounted between the electronic component and the connector on the substrate. The case includes a base and a cover. The protruding part is disposed at a position facing the protective member in the cover, and protrudes toward the substrate and the base. One of the protruding part and the protective member has a recessed part, and the other of the protruding part and the protective member is inserted into the recessed part. The protruding part and the protective member are arranged so as to overlap each other in an outward view from an internal space of the case.
    Type: Application
    Filed: January 27, 2023
    Publication date: August 6, 2026
    Applicant: Astemo, Ltd.
    Inventor: Tomoyuki TAKADA
  • Publication number: 20260217143
    Abstract: A vehicle charge device and a vehicle charge system include: a power converter that is connected to an AC power supply outside the first vehicle and converts AC power input from the AC power supply into first DC power; a voltage converter that transforms an input DC voltage into a charging voltage of the first battery; a voltage conversion control unit that controls the voltage converter; and a DC input terminal connected to a DC power supply outside the first vehicle, in which the DC input terminal inputs a DC voltage of second DC power input from the DC power supply to the voltage converter, and in which the voltage converter transforms the DC voltage of at least one of the first DC power or the second DC power into the charging voltage of the first battery according to an instruction from the voltage conversion control unit.
    Type: Application
    Filed: December 27, 2022
    Publication date: July 30, 2026
    Applicant: ASTEMO, LTD.
    Inventors: Hiroaki TAKUMA, Hideki MIYAZAKI, Toshiyuki INNAMI, Yoshihito YASUKAWA
  • Publication number: 20260220946
    Abstract: An object is to detect generation of a light streak regardless of a direction in which the light streak extends. An image processing device includes a light spot detection unit, a light streak candidate extraction unit, and a light streak presence/absence determination unit. The light spot detection unit detects a light spot having a luminance value larger than or equal to a predetermined value from an image acquired by a camera mounted in a vehicle. The light streak candidate extraction unit extracts a light streak candidate extending from the light spot detected by the light spot detection unit. The light streak presence/absence determination unit determines that the light streak candidate is a light streak when a difference in angle between a portion of the light streak candidate extending from the light spot to one side and a portion of the light streak candidate extending from the light spot to the other side is within a predetermined range.
    Type: Application
    Filed: January 11, 2023
    Publication date: July 30, 2026
    Applicant: Astemo, Ltd.
    Inventors: Shoichi SAKAMOTO, Naoya TADA, Hiroto MITOMA
  • Publication number: 20260219062
    Abstract: Provided is a map provision device capable of providing, to an autonomous driving control unit, high definition map information including a parking lot map in consideration of a parking method, and a peripheral technology thereof. A map provision device 100 includes a map storage unit 130 that stores high definition map information including lane information; a map update unit 120 that adds, to the high definition map information, parking lot link information available for travel from a lane link to a predetermined parking space in the high definition map information; and a map output unit 150 that outputs updated high definition map information.
    Type: Application
    Filed: January 27, 2023
    Publication date: July 30, 2026
    Applicant: Astemo, Ltd.
    Inventor: Tomoaki WATAHIKI
  • Publication number: 20260217080
    Abstract: The vehicle hydraulic system includes a hydraulic circuit connecting a reservoir that stores a hydraulic fluid and a jack chamber of a hydraulic jack, a pump interposed in the hydraulic circuit, and capable of a forward rotation operation and a reverse rotation operation, and a switching valve configured to switch a flow direction in the hydraulic circuit. The switching valve switches a flow direction in the hydraulic circuit according to a change in the suction pressure and the discharge pressure of the pump due to switching between the forward rotation operation and the reverse rotation operation of the pump.
    Type: Application
    Filed: January 4, 2023
    Publication date: July 30, 2026
    Applicant: Astemo, Ltd.
    Inventors: Yosuke FUJIKAWA, Yosuke MURAKAMI
  • Publication number: 20260223677
    Abstract: A semiconductor device and a power conversion device, the semiconductor device including a semiconductor module, include: a first cooling member and a second cooling member disposed respectively on both surfaces of the semiconductor module, the first cooling member and the second cooling member each having a refrigerant flowing inside thereof; a coupling member that couples a first opening that lets the refrigerant flow in and out of the first cooling member from and to the second cooling member, to a second opening that lets the refrigerant flow in and out of the second cooling member from and to the first cooling member; and a sealing member disposed on an outer periphery of the coupling member at a position between the first cooling member and the second cooling member.
    Type: Application
    Filed: January 27, 2023
    Publication date: July 30, 2026
    Applicant: ASTEMO, LTD.
    Inventors: Yusuke TAKAGI, Yujiro KANEKO
  • Patent number: 12691717
    Abstract: A road-surface inclined-state detection method includes an acquisition step of acquiring a vehicle state where pitching moment causing front wheels of a vehicle to move upward in a vertical direction relative to rear wheels of the vehicle is applied to the vehicle, and where rear suspensions suspending the rear wheels are stroked in a compressing direction, a count step of starting counting after the vehicle state acquired in the acquisition step meets a predetermined condition, and continuing the counting until the vehicle state fails to meet the predetermined condition, and an inclined-state detection step of detecting an inclined state of a road surface R on which the vehicle travels, according to count values counted in the count step.
    Type: Grant
    Filed: November 25, 2024
    Date of Patent: July 28, 2026
    Assignee: ASTEMO, LTD.
    Inventors: Benjamin Kruse, Michael Sadie
  • Publication number: 20260212262
    Abstract: A training data management system according to the invention includes: a test data management unit configured to manage test data to which a label is to be assigned; a classification model selection unit configured to select a classification model for selecting the label; a classification unit configured to calculate a confidence factor indicating necessity to correct the label selected by the classification model; and a correction candidate calculation unit configured to recommend a correction candidate of the label when the confidence factor exceeds a predetermined value.
    Type: Application
    Filed: August 25, 2023
    Publication date: July 23, 2026
    Applicant: Astemo, Ltd.
    Inventors: Masafumi TSUYUKI, Trongmun JIRALERSPONG
  • Publication number: 20260208728
    Abstract: An environment recognition device includes an external-field information acquisition unit adapted to acquire external-field information including two-dimensional information or three-dimensional information about an object existing around a vehicle, from an external-field sensor incorporated in the vehicle, a road-surface obstacle area estimation unit adapted to recognize a road-surface obstacle existing on the traveling road surface of a traveling road on which the vehicle is travelling, based on the external-field information, and to estimate a road-surface obstacle area, an above-road-surface obstacle area estimation unit adapted to recognize an above-road-surface obstacle being apart from the traveling road surface and existing above the road surface, based on the external-field information, and to estimate an above-road-surface obstacle area, a travelable-area determination unit adapted to determine a travelable area where the vehicle can travel, based on the road-surface obstacle area and the above-road
    Type: Application
    Filed: January 17, 2023
    Publication date: July 23, 2026
    Applicant: Astemo, Ltd.
    Inventors: Kento KAGIMOTO, Shigenori HAYASE, Tatsuhiko MONJI
  • Publication number: 20260214196
    Abstract: In an aspect of the present invention, there is provided an image processing device for processing a series of a pair of captured images acquired by a pair of camera modules adapted to capture an image of a surrounding environment of a vehicle, thereby obtaining surrounding-environment recognition information for controlling the vehicle, wherein the image processing device is enabled to select a region of the captured images to be used for creating a parallax image from the pair of captured images, and the image processing device changes over the selection of the region according to the number of the pairs of captured images to be introduced into image processing per unit time.
    Type: Application
    Filed: January 26, 2023
    Publication date: July 23, 2026
    Applicant: Astemo, Ltd.
    Inventor: Hiroto NAGOSHI
  • Publication number: 20260211868
    Abstract: A data recording apparatus includes: a computing apparatus that executes computing processing; and a storage unit that is accessible from the computing apparatus, in which the computing apparatus includes: a data recording trigger determining unit in which the computing apparatus determines a difference between outer world recognition information representing a recognized object and map data around an ego-vehicle position, and establishes attribute information including a data recording trigger representing an object having resulted in the difference, as well as video data related to the difference, as difference data to be recorded; a data amount reduction condition determining unit in which the computing apparatus compares the attribute information of the difference data to be recorded, with attribute information of difference data recorded in past, and determines whether a same scene has been recorded in the past; and a data recording unit in which the computing apparatus executes data amount reduction pro
    Type: Application
    Filed: May 26, 2023
    Publication date: July 23, 2026
    Applicant: Astemo, Ltd.
    Inventor: Ryosuke HAYASHI
  • Publication number: 20260204908
    Abstract: An in-vehicle charging system charges an electric vehicle battery with electric power supplied from a home and includes: an external environment recognition unit on the electric vehicle and detects external environment information regarding an external environment around the electric vehicle; an information acquiring unit that acquires device information regarding an electric device provided in the home; a power consumption estimating unit that calculates a power consumption estimation value of the electric device provided in the home upon charging the battery based the external environment information and the device information; and a charging power determination unit that determines a charging plan for the battery based on the power consumption estimation value. The charging power determination unit determines the charging plan such that a sum of charging power of the battery and the power consumption estimation value falls below an upper limit value of electric power consumable in the home.
    Type: Application
    Filed: November 24, 2022
    Publication date: July 16, 2026
    Applicant: Astemo, Ltd.
    Inventors: Yuki OKUDA, Shogo MIYAMOTO, Yasuaki SATO, Takashi OKADA, Hiroyuki OOIWA
  • Publication number: 20260196954
    Abstract: Provided is a motor control device capable of reducing a loss by controlling a current phase angle based on a change feature of inductance. A motor control device is connected to a power converter that performs power conversion from DC power to three-phase AC power and drives a motor with the three-phase AC power to control the power conversion of the power converter. The motor control device includes: an inductance change detection unit configured to calculate an inductance change feature indicating a change in inductance of the motor in a first phase region including a phase at which an absolute value of one of three-phase AC currents is a maximum; and a current phase angle control unit configured to control a current phase angle based on the inductance change feature.
    Type: Application
    Filed: November 28, 2022
    Publication date: July 9, 2026
    Applicant: Astemo, Ltd.
    Inventors: Shigehisa AOYAGI, Takaya TSUKAGOSHI
  • Publication number: 20260168545
    Abstract: Provided are a disc brake and a caliper body that prevent the caliper body from increasing in size toward a disc leading edge and a disc trailing edge by bulging portions provided at completion positions of friction stir welding. Two cylinders 4 are provided to an action unit 3a of a caliper body 3 disposed on one side portion of a disc rotor 2. The cylinders 4 each include a cylinder bore 4a formed therethrough in a disc axial direction, and a lid member 4b that closes an opening of the cylinder bore 4a on a side opposite to the disc rotor side and forms a bottom portion of the cylinder 4. The lid member 4b is friction stir welded to the opening over the entire periphery thereof. The completion positions of the friction stir welding are each provided in a region surrounded by two tangents T1, T1 connecting outermost peripheries of the cylinders 4, 4 adjacent to each other and the outermost peripheries of the cylinders adjacent to each other.
    Type: Application
    Filed: July 19, 2023
    Publication date: June 18, 2026
    Applicant: ASTEMO, LTD.
    Inventor: Yoshiki Iwahashi
  • Publication number: 20260126797
    Abstract: The present subject matter relates to a control device, a feature optimization device, a system, a vehicle, a method and a computer program product for controlling a movement of a vehicle, in particular for controlling a movement of an autonomous driving vehicle. Based on a current image of the vehicle's environment a map is selected from a plurality of maps stored in a database, a global pose of the vehicle is determined based on a comparison of the current image and the selected map and the movement of the vehicle is controlled based on the determined global pose thereof.
    Type: Application
    Filed: December 19, 2025
    Publication date: May 7, 2026
    Applicant: Astemo, Ltd.
    Inventors: Quan NGUYEN, Anthony Emeka OHAZULIKE, Alireza AHRABIAN, Ioannis SOUFLAS
  • Publication number: 20260008533
    Abstract: A propulsion device support mechanism includes: a support member configured to support a propulsion device of a hull such that the propulsion device is swingable relative to the hull by forward and backward movement of a rod. The support member includes a receiving portion that receives a top end portion of the rod. The receiving portion has a convex surface protruding toward the top end portion of the rod. The convex surface has a uniform shape regardless of a position in a direction along a shaft of the support member such that the top end portion of the rod and the convex surface are in line contact.
    Type: Application
    Filed: July 3, 2025
    Publication date: January 8, 2026
    Applicant: Astemo, Ltd.
    Inventors: Hayato TSUTSUI, Xing SUN, Nobuaki TANAKA
  • Patent number: 12489384
    Abstract: A control device controls a generation force of a force generating mechanism including a permanent magnet and an armature that generate an adjustable force between a first member and a second member. The control device includes: a command value acquisition unit that acquires a generation force command value of the force generating mechanism; a relative displacement acquisition unit that acquires a relative displacement of the permanent magnet and the armature; a movement direction command acquisition unit that acquires a movement direction command of the armature with respect to the permanent magnet from the generation force command value; and an actual movement direction acquisition unit that acquires an actual movement direction of the armature with respect to the permanent magnet from the relative displacement. The generation force command value is corrected by acquiring a correction value based on the movement direction command and the actual movement direction.
    Type: Grant
    Filed: December 9, 2022
    Date of Patent: December 2, 2025
    Assignee: Astemo, Ltd.
    Inventors: Yuki Shinotsuka, Yasuaki Aoyama, Ryosuke Hoshi