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).
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Publication number: 20230102719Abstract: 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: ApplicationFiled: August 24, 2022Publication date: March 30, 2023Applicant: FUJIFILM CorporationInventors: Takuro ABE, Kouhei AWAZU
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Patent number: 11483477Abstract: 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: GrantFiled: August 12, 2021Date of Patent: October 25, 2022Assignee: FUJIFILM CorporationInventors: Koichi Tanaka, Fuminori Irie, Junya Kitagawa, Kouhei Awazu
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Publication number: 20220334404Abstract: 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: ApplicationFiled: June 23, 2022Publication date: October 20, 2022Applicant: FUJIFILM CorporationInventors: Kouhei AWAZU, Hajime FUKUSHIMA
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Patent number: 11402653Abstract: 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: GrantFiled: December 9, 2020Date of Patent: August 2, 2022Assignee: FUJIFILM CorporationInventors: Kouhei Awazu, Hajime Fukushima
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Patent number: 11378865Abstract: 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: GrantFiled: January 26, 2021Date of Patent: July 5, 2022Assignee: FUJIFILM CorporationInventors: Kouhei Awazu, Masaaki Takagi
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Publication number: 20220166927Abstract: 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: ApplicationFiled: February 11, 2022Publication date: May 26, 2022Applicant: FUJIFILM CorporationInventor: Kouhei AWAZU
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Patent number: 11284001Abstract: 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: GrantFiled: August 3, 2020Date of Patent: March 22, 2022Assignee: FUJIFILM CorporationInventor: Kouhei Awazu
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Patent number: 11272107Abstract: 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: GrantFiled: January 25, 2021Date of Patent: March 8, 2022Assignee: FUJIFILM CorporationInventors: Kouhei Awazu, Yuta Abe
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Publication number: 20220006958Abstract: 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: ApplicationFiled: September 20, 2021Publication date: January 6, 2022Applicant: FUJIFILM CorporationInventors: Kouhei AWAZU, Yasuhiro MIWA, Takuro ABE
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Publication number: 20210377444Abstract: 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: ApplicationFiled: August 12, 2021Publication date: December 2, 2021Applicant: FUJIFILM CorporationInventors: Koichi TANAKA, Fuminori IRIE, Junya KITAGAWA, Kouhei AWAZU
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Publication number: 20210377443Abstract: 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: ApplicationFiled: August 12, 2021Publication date: December 2, 2021Applicant: FUJIFILM CorporationInventors: Koichi TANAKA, Fuminori IRIE, Junya KITAGAWA, Kouhei AWAZU
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Patent number: 11146731Abstract: There are provided an image shake correction device capable of improving correction accuracy of image shake by improving position detection accuracy of a movable member, and an imaging device including the image shake correction. An image shake correction device 3 includes a support member 1 that supports a movable member 2 to be movable in a plurality of directions along a flat surface, drive coils C1 to C3 fixed to the movable member 2, Hall elements H1 to H3 fixed to the movable member 2, drive magnets Mv1 to Mv3 fixed to the support member 1, and position detection magnets Mh1 to Mh3. In a case where two adjacent magnets of all the magnets including the drive magnets Mv1 to Mv3 and the position detection magnets Mh1 to Mh3 are focused as viewed in a direction Z perpendicular to the flat surface, the same poles of the two magnets face each other.Type: GrantFiled: March 26, 2020Date of Patent: October 12, 2021Assignee: FUJIILM CorporationInventors: Kouhei Awazu, Yasuhiro Miwa
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Patent number: 11128800Abstract: An image blur correction device includes an acceleration sensor, an angular velocity sensor, and a system control unit that calculates rotational acceleration components which are included in detected accelerations and are generated by rotation of a digital camera around a rotation axis parallel to an optical axis, and corrects blurs of the captured image signal in directions based on accelerations obtained by subtracting the rotational acceleration components from the accelerations detected by the acceleration sensor. The system control unit selects one of rotation axes based on a usage state of the digital camera, and calculates the rotational acceleration components generated by the rotation of the digital camera around the selected rotation axis based on an angular velocity and distances in the directions from the selected rotation axis to the acceleration sensor.Type: GrantFiled: December 23, 2020Date of Patent: September 21, 2021Assignee: FUJIFILM CorporationInventors: Koichi Tanaka, Fuminori Irie, Junya Kitagawa, Kouhei Awazu
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Patent number: 11128801Abstract: 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: GrantFiled: December 23, 2020Date of Patent: September 21, 2021Assignee: FUJIFILM CorporationInventors: Koichi Tanaka, Fuminori Irie, Junya Kitagawa, Kouhei Awazu
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Patent number: 11082618Abstract: An image shake correction device includes: a movable member; a support member that supports the movable member to be movable in three directions along a flat surface; an imager that is fixed to the movable member; and a first elastic member, a second elastic member, and a third elastic member as defined herein, the three directions are a first direction, a second direction and a third direction as defined herein, the movable member includes a first movable side locking portion, a second movable side locking portion and a third movable side locking portion as defined herein, the support member includes a first support side locking portion, a second support side locking portion and a third support side locking portion as defined herein, and each of first to third extension lines overlaps the center of the light receiving surface as defined herein.Type: GrantFiled: March 26, 2020Date of Patent: August 3, 2021Assignee: FUJIFILM CorporationInventors: Kouhei Awazu, Hajime Fukushima
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Patent number: 11064121Abstract: An image shake correction device includes: a movable member; a support member that supports the movable member to be movable in a plurality of directions along a flat surface; a circuit board that is fixed to the movable member; an imager that is mounted on the circuit board; a plurality of position detectors that is fixed to a rear surface of the circuit board opposite to a surface of the circuit board on which the imager is mounted to detect a position of the movable member in a movement direction of the movable member; magnetic force generators that face the plurality of position detectors respectively and are fixed to the support member; and adjustment members that adjust distances between the magnetic force generators and the support member.Type: GrantFiled: March 26, 2020Date of Patent: July 13, 2021Assignee: FUJIFILM CorporationInventors: Kouhei Awazu, Yasuhiro Miwa, Hajime Fukushima
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Publication number: 20210149273Abstract: 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: ApplicationFiled: January 26, 2021Publication date: May 20, 2021Applicant: FUJIFILM CorporationInventors: Kouhei AWAZU, Masaaki TAKAGI
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Publication number: 20210149210Abstract: 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: ApplicationFiled: January 26, 2021Publication date: May 20, 2021Applicant: FUJIFILM CorporationInventors: Hajime FUKUSHIMA, Shinji OTSUKA, Kouhei AWAZU
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Publication number: 20210152720Abstract: 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: ApplicationFiled: January 25, 2021Publication date: May 20, 2021Applicant: FUJIFILM CorporationInventors: Kouhei AWAZU, Yuta ABE
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Patent number: 11002981Abstract: Barrels are attached so as to be rotated around first rotational axes. Reflective members are fixed to the barrels, and reflective members are attached so as to be rotated around second rotational axes. Rotation amounts are equal to each other in rotation of the pair of left and right barrels around the first rotational axes and rotation of the reflective members of the barrels around the second rotational axes due to a link mechanism having a first link member and a second link member. Image blurring in a yaw direction is corrected due to movement of the first link member in an X axis direction. Image blurring in a pitch direction is corrected due to movement of the second link member in a Y axis direction.Type: GrantFiled: June 22, 2018Date of Patent: May 11, 2021Assignee: FUJIFILM CorporationInventors: Akimasa Kaya, Kouhei Awazu