Patents by Inventor Kouhei Awazu

Kouhei Awazu 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).

  • Patent number: 11962904
    Abstract: A first image blur correction device includes an imaging-element holding-member to which an imaging-element is fixed, a housing that supports the imaging-element holding-member to be movable in a direction X perpendicular to an optical axis of a lens device, and a first drive mechanism that generates thrust of moving the imaging-element holding-member in the direction X. The first drive mechanism includes a first magnet that is fixed to the housing and in which a direction connecting both magnetic poles is parallel to the direction X, and a first coil that is fixed to the imaging-element holding-member to face the first magnet. In a state where the imaging-element holding-member is at a reference position where the optical axis of the lens device coincides with a center of the imaging-element, a position of a first magnet center in the direction X and a first coil central axis deviate from each other.
    Type: Grant
    Filed: September 20, 2021
    Date of Patent: April 16, 2024
    Assignee: FUJIFILM Corporation
    Inventors: Kouhei Awazu, Yasuhiro Miwa, Takuro Abe
  • Publication number: 20230418137
    Abstract: There is provided a cooling device that is used for an electronic apparatus including a mobile monitor and a first attachment mechanism on an attached surface of the electronic apparatus, and that cools heat generated in the electronic apparatus, the cooling device including: a second attachment mechanism for attachably and detachably attaching the cooling device to the electronic apparatus, in which the second attachment mechanism is attached to the first attachment mechanism exposed by moving the mobile monitor from a position facing the attached surface.
    Type: Application
    Filed: September 10, 2023
    Publication date: December 28, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Yuta WATANABE, Yoshihiro HAYASHI, Nobuaki SUZUKI, Kouhei AWAZU
  • Publication number: 20230418136
    Abstract: There is provided a cooling device including: a heat sink on which a plurality of fins for heat radiation are formed; and an attachment mechanism for attachably and detachably attaching the heat sink to an outer surface of an electronic apparatus, at least a part of the attachment mechanism overlapping a formation region of the fins.
    Type: Application
    Filed: September 10, 2023
    Publication date: December 28, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Yuta WATANABE, Yoshihiro HAYASHI, Nobuaki SUZUKI, Kouhei AWAZU
  • Publication number: 20230396863
    Abstract: An imaging element unit that is built in a housing of an imaging device includes an imaging element that includes an imaging surface imaging a subject and a back surface opposite to the imaging surface, a circuit board which is mounted on the back surface and in which an opening causing a part of the back surface to be exposed therethrough is formed, and a first heat conductive member and a second heat conductive member to which driving heat of the imaging element is conducted. The first heat conductive member is connected to the second heat conductive member and has elasticity higher than elasticity of the second heat conductive member, and the second heat conductive member is connected to the back surface via the opening.
    Type: Application
    Filed: August 17, 2023
    Publication date: December 7, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Takuro ABE, Kouhei AWAZU, Yuta WATANABE, Yuta ABE
  • Publication number: 20230396864
    Abstract: An imaging element unit that is built in a housing of an imaging device includes an imaging element that includes an imaging surface imaging a subject and a back surface opposite to the imaging surface, an anti-vibration function that moves the imaging element in plane directions of the imaging surface, and a first heat conductive member to which driving heat of the imaging element is conducted from the back surface and which is deformed to be capable of following movement of the imaging element caused by the anti-vibration function. The first heat conductive member includes an outer layer portion and at least one inner layer portion that is connected to the outer layer portion and is disposed in a space surrounded by the outer layer portion, and the outer layer portion and the inner layer portion include bent portions that allow the first heat conductive member to be deformable.
    Type: Application
    Filed: August 17, 2023
    Publication date: December 7, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Takuro ABE, Kouhei Awazu, Yuta Abe, Yuta Watanabe
  • Publication number: 20230345127
    Abstract: A processor of an imaging apparatus is configured to: perform, based on vibration of the imaging apparatus, movement control of moving the image sensor in a direction in which shake of an image, which is obtained by imaging performed by the image sensor, is corrected; and perform, in the imaging performed by the image sensor, gain-up control of increasing a gain of the movement control in a case where a shutter speed of the mechanical shutter is shorter than a first default time compared to a case where the shutter speed of the mechanical shutter is longer than the first default time.
    Type: Application
    Filed: June 29, 2023
    Publication date: October 26, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Kouhei AWAZU, Kazuki ISHIDA, Junya KITAGAWA, Yuta ABE, Motomu SHIBASAKI, Yota AKASHI, Fuminori IRIE
  • Publication number: 20230341702
    Abstract: An image shake correction device includes: a movable member; an imager that is fixed to the movable member; a support member that supports the movable member to be movable in a direction along a circumferential direction of a circle whose center is a center of a light receiving surface of the imager; and two movement restrictors that restrict a movement range of the movable member, each of the two movement restrictors includes a recess portion or a through-hole and an insertion member as defined herein, a shape of the recess portion or the through-hole is as defined herein, and a second diagonal line overlaps an extension line of a first diagonal line and the center of the light receiving surface overlaps a line connecting the first diagonal line and the second diagonal line as defined herein.
    Type: Application
    Filed: June 28, 2023
    Publication date: October 26, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Kouhei AWAZU, Hajime FUKUSHIMA
  • Patent number: 11765458
    Abstract: An image blur correction device is configured to correct a blur of an imaging apparatus that includes an image sensor that images a subject through an imaging optical system. An image blur correction device includes an acceleration sensor that detects accelerations in two directions, an angular velocity sensor that detects an angular velocity of the imaging apparatus around a rotation axis parallel to the optical axis, a rotational acceleration component calculator that calculates rotational acceleration components which are generated by rotation of the imaging apparatus around the rotation axis based on an output of the angular velocity sensor, and a blur corrector that corrects blurs of the imaging apparatus based on the rotational acceleration components and the accelerations. The blur corrector corrects the blurs based on a member of the imaging apparatus that is used for an imaging of the imaging apparatus.
    Type: Grant
    Filed: August 12, 2021
    Date of Patent: September 19, 2023
    Assignee: FUJIFILM Corporation
    Inventors: Koichi Tanaka, Fuminori Irie, Junya Kitagawa, Kouhei Awazu
  • Patent number: 11740484
    Abstract: An image shake correction device includes a movement restrictor that restricts movement of a movable member in directions X, Y, ?, and Z. The movement restrictor includes a movement prevention member that is fixed to a base of a support member and prevents the movable member from moving in the direction Z while sandwiching the movable member in cooperation with the support member, a hole portion formed in the support member, and an insertion member that is formed in the movable member and is inserted into the hole portion. A wide width portion of the insertion member has a size that overlaps with the base of the support member even in a state in which an abutting portion of the insertion member is positioned in any position in the hole portion.
    Type: Grant
    Filed: January 26, 2021
    Date of Patent: August 29, 2023
    Assignee: FUJIFILM Corporation
    Inventors: Hajime Fukushima, Shinji Otsuka, Kouhei Awazu
  • Patent number: 11726345
    Abstract: An image shake correction device includes: a movable member; an imager that is fixed to the movable member; a support member that supports the movable member to be movable; and two movement restrictors that restrict a movement range of the movable member, each of the two movement restrictors includes a recess portion or a through-hole and an insertion member as defined herein, a shape of the recess portion or the through-hole is as defined herein, and a second diagonal line overlaps an extension line of a first diagonal line and the center of the light receiving surface overlaps a line connecting the first diagonal line and the second diagonal line as defined herein.
    Type: Grant
    Filed: June 23, 2022
    Date of Patent: August 15, 2023
    Assignee: FUJIFILM Corporation
    Inventors: Kouhei Awazu, Hajime Fukushima
  • Publication number: 20230205051
    Abstract: An imaging device that includes a shutter unit including a shutter adjusting an amount of subject light incident on an image sensor through an imaging optical system. The shutter unit being mounted on a frame. The at least three or more elastic members are disposed on an outer periphery of a contour of the shutter unit in a front view and press the shutter unit from the frame to support the shutter unit, each of the at least three or more elastic members is elastically deformed in a first direction that is a direction in which each of the at least three or more elastic members presses the shutter unit from the frame and a second direction that is a direction perpendicular to the first direction, and the first directions of the at least three or more elastic members intersect with each other at a specific spot inside the contour.
    Type: Application
    Filed: February 27, 2023
    Publication date: June 29, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Kouhei AWAZU, Masakuni SUGITA
  • Publication number: 20230102719
    Abstract: Provided is an imaging apparatus that includes a movement restriction member that mechanically sandwiches a movable member. The imaging apparatus includes the movable member that includes an imaging element, a support member that supports the movable member within a plane that intersects an optical axis of the imaging element, and a movement restriction member that includes a first member and a second member. The first member and the second member move between sandwiching positions at which the first member and the second member sandwich a sandwiching target member provided on the movable member and non-sandwiching positions separated from the sandwiching target member, and at the sandwiching positions, the first member and the second member sandwich the sandwiching target member at at least two or more points.
    Type: Application
    Filed: August 24, 2022
    Publication date: March 30, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Takuro ABE, Kouhei AWAZU
  • Patent number: 11483477
    Abstract: The image blur correction device includes an acceleration sensor, an angular velocity sensor, and a system control unit. The system control unit selects one of rotation axes based on a usage state of a digital camera, and calculates a shift blur amount generated in a direction by rotation of the digital camera around a second axis and a shift blur amount generated in a direction by rotation of the digital camera around a first axis based on distances from the selected rotation axis to the acceleration sensor, angular velocities, and accelerations.
    Type: Grant
    Filed: August 12, 2021
    Date of Patent: October 25, 2022
    Assignee: FUJIFILM Corporation
    Inventors: Koichi Tanaka, Fuminori Irie, Junya Kitagawa, Kouhei Awazu
  • Publication number: 20220334404
    Abstract: An image shake correction device includes: a movable member; an imager that is fixed to the movable member; a support member that supports the movable member to be movable; and two movement restrictors that restrict a movement range of the movable member, each of the two movement restrictors includes a recess portion or a through-hole and an insertion member as defined herein, a shape of the recess portion or the through-hole is as defined herein, and a second diagonal line overlaps an extension line of a first diagonal line and the center of the light receiving surface overlaps a line connecting the first diagonal line and the second diagonal line as defined herein.
    Type: Application
    Filed: June 23, 2022
    Publication date: October 20, 2022
    Applicant: FUJIFILM Corporation
    Inventors: Kouhei AWAZU, Hajime FUKUSHIMA
  • Patent number: 11402653
    Abstract: An image shake correction device includes: a movable member; an imager that is fixed to the movable member; a support member that supports the movable member to be movable; and two movement restrictors that restrict a movement range of the movable member, each of the two movement restrictors includes a recess portion or a through-hole and an insertion member as defined herein, a shape of the recess portion or the through-hole is as defined herein, and a second diagonal line overlaps an extension line of a first diagonal line and the center of the light receiving surface overlaps a line connecting the first diagonal line and the second diagonal line as defined herein.
    Type: Grant
    Filed: December 9, 2020
    Date of Patent: August 2, 2022
    Assignee: FUJIFILM Corporation
    Inventors: Kouhei Awazu, Hajime Fukushima
  • Patent number: 11378865
    Abstract: A digital camera includes an image shake corrector that moves an imaging element to perform image shake correction, a shutter mechanism that has, at a position adjacent to a light receiving surface of the imaging element of the image shake corrector, an opening through which a member blocking light incident on the light receiving surface passes, an exterior housing that supports the shutter mechanism, and a mount base that supports the image shake corrector, in which the mount base is supported by the exterior housing.
    Type: Grant
    Filed: January 26, 2021
    Date of Patent: July 5, 2022
    Assignee: FUJIFILM Corporation
    Inventors: Kouhei Awazu, Masaaki Takagi
  • Publication number: 20220166927
    Abstract: A movable support device includes: a movable unit that includes an imager, a first flexible substrate including wirings connected to terminals other than a power supply terminal and a ground terminal among terminals of the imager, and a second flexible substrate including wirings connected to the power supply terminal and the ground terminal; and a support member that supports the movable unit to be movable in a longitudinal direction of a light receiving surface of the imager and a short direction of the light receiving surface, the first flexible substrate includes a first portion extending in one direction of the short direction and a folded portion folded at an end portion of the first portion in other direction of the short direction, and the second flexible substrate includes a second portion and a folded portion as defined herein.
    Type: Application
    Filed: February 11, 2022
    Publication date: May 26, 2022
    Applicant: FUJIFILM Corporation
    Inventor: Kouhei AWAZU
  • Patent number: 11284001
    Abstract: A movable support device includes: a movable unit that includes an imager, a first flexible substrate including wirings connected to terminals other than a power supply terminal and a ground terminal among terminals of the imager, and a second flexible substrate including wirings connected to the power supply terminal and the ground terminal; and a support member that supports the movable unit to be movable in a longitudinal direction of a light receiving surface of the imager and a short direction of the light receiving surface, the first flexible substrate includes a first portion extending in one direction of the short direction and a folded portion folded at an end portion of the first portion in other direction of the short direction, and the second flexible substrate includes a second portion and a folded portion as defined herein.
    Type: Grant
    Filed: August 3, 2020
    Date of Patent: March 22, 2022
    Assignee: FUJIFILM Corporation
    Inventor: Kouhei Awazu
  • Patent number: 11272107
    Abstract: An imaging device includes: an imager that is provided in a device body; a shutter that is provided in the device body, includes a support member and a shutter member; an actuator that is provided in the device body and moves the imager in a direction orthogonal to an optical axis to correct an amount of camera shake; and a plurality of elastic members that are disposed on at least one side and the other side of an imaginary straight line passing through a center of gravity of the shutter and orthogonal to the optical axis in a case where the plurality of elastic members are viewed in a direction of the optical axis and are in contact with the device body and the support member.
    Type: Grant
    Filed: January 25, 2021
    Date of Patent: March 8, 2022
    Assignee: FUJIFILM Corporation
    Inventors: Kouhei Awazu, Yuta Abe
  • Publication number: 20220006958
    Abstract: A first image blur correction device includes an imaging-element holding-member to which an imaging-element is fixed, a housing that supports the imaging-element holding-member to be movable in a direction X perpendicular to an optical axis of a lens device, and a first drive mechanism that generates thrust of moving the imaging-element holding-member in the direction X. The first drive mechanism includes a first magnet that is fixed to the housing and in which a direction connecting both magnetic poles is parallel to the direction X, and a first coil that is fixed to the imaging-element holding-member to face the first magnet. In a state where the imaging-element holding-member is at a reference position where the optical axis of the lens device coincides with a center of the imaging-element, a position of a first magnet center in the direction X and a first coil central axis deviate from each other.
    Type: Application
    Filed: September 20, 2021
    Publication date: January 6, 2022
    Applicant: FUJIFILM Corporation
    Inventors: Kouhei AWAZU, Yasuhiro MIWA, Takuro ABE