Patents by Inventor Hiroshi Fukuda

Hiroshi Fukuda 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).

  • Publication number: 20250050826
    Abstract: A vehicle control device includes: a current detecting unit for detecting a current flowing through a lead wire, and outputting a current detection value; a current interrupting unit for interrupting the current flowing through the lead wire; and a computing unit for computing a temperature rise value caused by Joule heat in the lead wire using the current detection value, estimating an environmental temperature of an environment in which the lead wire is wired based on the temperature rise value, outside air temperature information of a vehicle, inside air temperature information in a vehicle cabin, and solar radiation information, and determining whether to output a current interruption instruction to the current interrupting unit based on the temperature of the lead wire estimated using the environmental temperature.
    Type: Application
    Filed: February 6, 2023
    Publication date: February 13, 2025
    Applicant: Hitachi Astemo, Ltd.
    Inventors: Hiroshi NAKANO, Nobuyasu KANEKAWA, Takao FUKUDA, Kentaro JUMONJI
  • Publication number: 20250055076
    Abstract: A battery pack includes a battery block, and an outer covering case housing the battery block. The battery block includes a plurality of cells, a heat insulating member provided between adjacent cells of the plurality of cells, and side surface members with higher heat conductivity than heat conductivity of the heat insulating member, the side surface members being disposed in contact with side surfaces of the plurality of cells, excluding a site in which the heat insulating member is provided.
    Type: Application
    Filed: December 16, 2022
    Publication date: February 13, 2025
    Inventors: KATSUSHI ISHIZAKA, YASUAKI SAKAGAWA, KEISUKE SHIMIZU, HIROSHI ARIKAWA, SHINSUKE FUKUDA
  • Patent number: 12197051
    Abstract: In an embodiment, an optical inspection circuit includes: an optical modulator comprising an optical waveguide on a substrate, the optical waveguide having a core comprising a semiconductor; a first input waveguide optically connected to the optical modulator, the first input waveguide having a core comprising the semiconductor; an output waveguide optically connected to the optical modulator, the output waveguide having a core comprising the semiconductor; a photodiode on the substrate in a vicinity of the optical modulator; a wire electrically connecting the optical modulator and the photodiode; and a second input waveguide optically connected to the photodiode, the second input waveguide having a core comprising the semiconductor.
    Type: Grant
    Filed: May 23, 2019
    Date of Patent: January 14, 2025
    Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Hiroshi Fukuda, Toru Miura, Yoshiho Maeda
  • Publication number: 20240422428
    Abstract: A medical image processing device includes: a plurality of storage units each configured to store a value related to an image processing parameter; and an image processing unit configured to perform image processing based on the image processing parameter determined by selecting at least one of the plurality of storage units according to a timing at which types of a plurality of types of acquired medical images are switched.
    Type: Application
    Filed: May 21, 2024
    Publication date: December 19, 2024
    Applicant: Sony Olympus Medical Solutions Inc.
    Inventor: Hiroshi FUKUDA
  • Patent number: 12111272
    Abstract: The purpose of this invention is to estimate the occurrence of defects such as probability pattern defects, with a small number of inspection points. To achieve this purpose, the present invention proposes a system and a computer-readable medium. The system comprises: a step in which first data pertaining to the probability that the edge of a pattern determined on the basis of measurement data for a plurality of measurement points on a wafer is present at a first position is acquired or is generated; a step in which, if the edge is at the first position, second data pertaining to the probability that a film defect covers a region including the first position and a second position which is different to said first position is acquired or generated; and a step in which the probability of the defect occurring is predicted on the basis of the first data and the second data.
    Type: Grant
    Filed: June 21, 2023
    Date of Patent: October 8, 2024
    Assignee: Hitachi High-Tech Corporation
    Inventor: Hiroshi Fukuda
  • Patent number: 12066665
    Abstract: There is provided an optical waveguide constituted by a core made of a semiconductor and formed on a substrate. A grating coupler is provided at one end of the optical waveguide. Further, a reflecting portion formed on the optical waveguide by being optically coupled to the optical waveguide is provided at the other end of the optical waveguide. The optical waveguide constituted by the core includes a light intensity modulation unit that modulates an intensity of guided light in the optical waveguide. The light intensity modulation unit is constituted by a variable optical attenuator.
    Type: Grant
    Filed: April 9, 2020
    Date of Patent: August 20, 2024
    Assignee: Nippon Telegraph and Telephone Corporation
    Inventors: Yoshiho Maeda, Toru Miura, Hiroshi Fukuda
  • Patent number: 12055773
    Abstract: An alignment optical circuit includes: a plurality of grating couplers that are formed on a substrate and arranged on a line; a plurality of optical waveguides that are connected to the plurality of grating couplers, respectively. Further, the alignment optical circuit includes an optical sensor that is formed on the substrate and measures optical intensity at a first light-receiving spot and a second light-receiving spot on a line along an arrangement direction of the plurality of grating couplers.
    Type: Grant
    Filed: December 3, 2019
    Date of Patent: August 6, 2024
    Assignee: Nippon Telegraph and Telephone Corporation
    Inventors: Toru Miura, Yoshiho Maeda, Hiroshi Fukuda
  • Patent number: 12044725
    Abstract: A stage, electric probes, an optical probe, an electric measurement device, an optical measurement device, and a first positioning mechanism are provided. The stage includes a second positioning mechanism that changes relative positional relationship between the electric probes and an electric connection portion of each of the optical elements. The electric probes electrically connect the electric measurement device and each of the optical elements. The optical probe optically connects the optical measurement device and each of the optical elements. The first positioning mechanism changes relative positional relationship between the optical probe and an optical connection portion of each of the optical elements.
    Type: Grant
    Filed: June 17, 2019
    Date of Patent: July 23, 2024
    Assignee: Nippon Telegraph and Telephone Corporation
    Inventors: Toru Miura, Yoshiho Maeda, Hiroshi Fukuda
  • Publication number: 20240193760
    Abstract: The purpose of this disclosure is to generate a reference image on the basis of a proper model even for a sample such as a semiconductor device including many patterns and to perform a defect inspection using the reference image. This disclosure proposes one or more computer systems for identifying defects in a received input image. The one or more computer systems include a training device including an autoencoder that has been trained beforehand by inputting multiple images at different positions in a training image. The one or more computer systems divide the input image into multiple input images, input same to the autoencoder, and compare images output from the autoencoder with the input images.
    Type: Application
    Filed: February 25, 2022
    Publication date: June 13, 2024
    Inventor: Hiroshi FUKUDA
  • Publication number: 20240118167
    Abstract: An optical characteristic inspection circuit includes, in order, an optical input element, an optical splitter circuit including a resistor, a first optical circuit to be inspected connected to one output of the optical splitter circuit, a second optical circuit to be inspected connected to another output of the optical splitter circuit, and a photodetector that detects an intensity of light transmitted through the first optical circuit to be inspected and an intensity of light transmitted through the second optical circuit to be inspected. Therefore, the present invention can provide an optical characteristic inspection circuit capable of reducing man-hours required for optical characteristic inspection.
    Type: Application
    Filed: March 25, 2021
    Publication date: April 11, 2024
    Inventors: Yoshiho Maeda, Toru Miura, Hiroshi Fukuda
  • Patent number: 11939322
    Abstract: This invention relates to a method for manufacturing 9-ethyl-6,6-dimethyl-8-[4-(morpholin-4-yl)piperidin-1-yl]-11-oxo-6,11-dihydro-5H-benzo[b]carbazole-3-carbonitrile, and is industrially preferable, allowing an objective substance to be obtained in high yield more safely and easily than the conventional method.
    Type: Grant
    Filed: September 3, 2019
    Date of Patent: March 26, 2024
    Assignee: Chugai Seiyaku Kabushiki Kaisha
    Inventors: Hiroki Serizawa, Akira Kawase, Hiroshi Fukuda, Naoto Hama
  • Patent number: 11941098
    Abstract: An authentication device includes: a wearing position determination unit that determines a wearing position, the wearing position being a position at which a wearable article comprising a sensor is being worn on a body; and an authentication unit that performs authentication by using biometric information of the body, the biometric information being detected by the sensor at the wearing position.
    Type: Grant
    Filed: October 4, 2022
    Date of Patent: March 26, 2024
    Assignee: NEC CORPORATION
    Inventor: Hiroshi Fukuda
  • Patent number: 11903674
    Abstract: A wearable article includes: an annular casing that surrounds a space into which a body of a user is to be inserted; a light-emitting element that is provided in the casing, the light-emitting element emitting light towards the space; an imaging element that is provided in the casing, the imaging element capturing and obtaining an image of the space when the light-emitting element emits light; and an authentication circuit that authenticates the user based on a vein pattern obtained in advance and the image.
    Type: Grant
    Filed: February 9, 2023
    Date of Patent: February 20, 2024
    Assignee: NEC CORPORATION
    Inventor: Hiroshi Fukuda
  • Patent number: 11880070
    Abstract: Plural grating couplers having grating conditions different from each other and plural optical waveguides respectively connected with the plural grating couplers are included. The plural grating couplers have the same arraying directions of gratings. Further, each of the plural grating couplers has a different grating interval as a grating condition. Further, plural reflection units respectively provided to the plural optical waveguides are included.
    Type: Grant
    Filed: May 17, 2019
    Date of Patent: January 23, 2024
    Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Toru Miura, Yoshiho Maeda, Hiroshi Fukuda
  • Publication number: 20240011718
    Abstract: A thermal diffusion device that includes: a housing including a first inner wall surface and a second inner wall surface opposed to each other in a thickness direction; a working medium in an internal space of the housing; a porous body between the first inner wall surface and the second inner wall surface; and a support inside the housing along a direction of extension of the porous body and configured to support the first inner wall surface of the housing and the porous body. The support is positioned such that a liquid passage for the working medium is defined in a space surrounded by the porous body and the first inner wall surface. In plan view of the housing, a region where the first inner wall surface overlaps the porous body is smaller than a region where the first inner wall surface does not overlap the porous body.
    Type: Application
    Filed: September 20, 2023
    Publication date: January 11, 2024
    Inventor: Hiroshi FUKUDA
  • Patent number: 11815422
    Abstract: An embodiment optical test circuit includes a first optical circuit and a second optical circuit formed on a substrate, an input optical waveguide optically connected to the first optical circuit and the second optical circuit, and an output optical waveguide optically connected to the first optical circuit and the second optical circuit. The optical test circuit also includes a light emitting diode optically connected to the input optical waveguide, and a photodiode optically connected to the output optical waveguide.
    Type: Grant
    Filed: December 13, 2019
    Date of Patent: November 14, 2023
    Assignee: Nippon Telegraph and Telephone Corporation
    Inventors: Hiroshi Fukuda, Toru Miura, Yoshiho Maeda
  • Patent number: 11802763
    Abstract: The purpose of the present invention is to provide a pattern measurement device that achieves both high-throughput measurement using a small number of measurements and high-accuracy measurement that uses statistical processing. To accomplish this purpose, the present invention proposes a pattern measurement device provided with a calculation processing device that acquires the signal intensity distribution for a plurality of positions included in a scanning region from a signal obtained through beam scanning; substitutes, into a probability density function having the signal intensity distribution as a random variable and the coordinates within the scanning region as a variable, a signal intensity distribution based on the signal obtained from the beam scanning; and for the plurality of positions within the scanning region, sets the coordinates within the scanning region at which the probability density function is at the maximum or at which prescribed conditions are met as the edge position.
    Type: Grant
    Filed: September 1, 2016
    Date of Patent: October 31, 2023
    Assignee: Hitachi High-Tech Corporation
    Inventor: Hiroshi Fukuda
  • Publication number: 20230333033
    Abstract: The purpose of this invention is to estimate the occurrence of defects such as probability pattern defects, with a small number of inspection points. To achieve this purpose, the present invention proposes a system and a computer-readable medium. The system comprises: a step in which first data pertaining to the probability that the edge of a pattern determined on the basis of measurement data for a plurality of measurement points on a wafer is present at a first position is acquired or is generated; a step in which, if the edge is at the first position, second data pertaining to the probability that a film defect covers a region including the first position and a second position which is different to said first position is acquired or generated; and a step in which the probability of the defect occurring is predicted on the basis of the first data and the second data.
    Type: Application
    Filed: June 21, 2023
    Publication date: October 19, 2023
    Inventor: Hiroshi FUKUDA
  • Patent number: 11747291
    Abstract: The purpose of this invention is to estimate the occurrence of defects such as probability pattern defects, with a small number of inspection points. To achieve this purpose, the present invention proposes a system and a computer-readable medium. The system comprises: a step in which first data pertaining to the probability that the edge of a pattern determined on the basis of measurement data for a plurality of measurement points on a wafer is present at a first position is acquired or is generated; a step in which, if the edge is at the first position, second data pertaining to the probability that a film defect covers a region including the first position and a second position which is different to said first position is acquired or generated; and a step in which the probability of the defect occurring is predicted on the basis of the first data and the second data.
    Type: Grant
    Filed: November 12, 2018
    Date of Patent: September 5, 2023
    Assignee: Hitachi High-Tech Corporation
    Inventor: Hiroshi Fukuda
  • Publication number: 20230190107
    Abstract: A wearable article includes: an annular casing that surrounds a space into which a body of a user is to be inserted; a light-emitting element that is provided in the casing, the light-emitting element emitting light towards the space; an imaging element that is provided in the casing, the imaging element capturing and obtaining an image of the space when the light-emitting element emits light; and an authentication circuit that authenticates the user based on a vein pattern obtained in advance and the image.
    Type: Application
    Filed: February 9, 2023
    Publication date: June 22, 2023
    Applicant: NEC Corporation
    Inventor: Hiroshi FUKUDA