Patents by Inventor Junya KITAGAWA

Junya KITAGAWA 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: 12022193
    Abstract: The imaging apparatus includes an imaging sensor, a detection sensor that detects rotational shake in the roll direction, a mechanical vibration-proof mechanism that corrects rotational shake, and a processor. The processor is configured to execute: mechanical vibration-proof processing using the mechanical vibration-proof mechanism; electronic vibration-proof processing of correcting the rotational shake; driving processing of driving the imaging sensor in one mode selected from a plurality of modes including a first mode in which a motion picture is captured at a first frame rate and a second mode in which a motion picture is captured at a second frame rate; and correction distribution processing of distributing correction of a part of the rotational shake to the mechanical vibration-proof processing and correction of a part of the rotational shake to the electronic vibration-proof processing.
    Type: Grant
    Filed: January 12, 2023
    Date of Patent: June 25, 2024
    Assignee: FUJIFILM Corporation
    Inventors: Koichi Tanaka, Tomoyuki Kawai, Junya Kitagawa, Yuya Nishio
  • Patent number: 11997406
    Abstract: The pixel region includes a first phase difference pixel group including a plurality of the phase difference pixels of which the first side of the photoelectric conversion element is blocked by the light blocking layer in a first side region of the first side, and a second phase difference pixel group including a plurality of the phase difference pixels of which the second side of the photoelectric conversion element is blocked by the light blocking layer. The first phase difference pixel group includes a first A pixel and a first B pixel in which a light blocking area of the photoelectric conversion element using the light blocking layer is smaller than that of the first A pixel. The controller performs addition readout processing in which at least one of a pixel signal of the first A pixel or a pixel signal of the first B pixel is weighted in accordance with optical characteristics of the imaging lens.
    Type: Grant
    Filed: June 8, 2023
    Date of Patent: May 28, 2024
    Assignee: FUJIFILM Corporation
    Inventors: Koichi Tanaka, Tomoyuki Kawai, Junya Kitagawa, Yuya Nishio
  • 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: 20230319436
    Abstract: The pixel region includes a first phase difference pixel group including a plurality of the phase difference pixels of which the first side of the photoelectric conversion element is blocked by the light blocking layer in a first side region of the first side, and a second phase difference pixel group including a plurality of the phase difference pixels of which the second side of the photoelectric conversion element is blocked by the light blocking layer. The first phase difference pixel group includes a first A pixel and a first B pixel in which a light blocking area of the photoelectric conversion element using the light blocking layer is smaller than that of the first A pixel. The controller performs addition readout processing in which at least one of a pixel signal of the first A pixel or a pixel signal of the first B pixel is weighted in accordance with optical characteristics of the imaging lens.
    Type: Application
    Filed: June 8, 2023
    Publication date: October 5, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Koichi TANAKA, Tomoyuki KAWAI, Junya KITAGAWA, Yuya NISHIO
  • 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: 11750940
    Abstract: An imaging apparatus includes: an imaging sensor; a lens mount to which a lens is attached; and a processor is configured to read out an imaging signal from the imaging sensor and generate a raw image. The processor is configured to determine a length of a second focal length in a second direction which intersects with an extending direction of an optical axis of the lens and a first direction which intersects with the extending direction, relative to a first focal length in the first direction, and make a resolution ratio, which is a ratio of a resolution of the raw image in the first direction to a resolution of the raw image in the second direction, higher than a resolution ratio of the imaging sensor in a case where the second focal length is longer than the first focal length.
    Type: Grant
    Filed: October 26, 2022
    Date of Patent: September 5, 2023
    Assignee: FUJIFILM Corporation
    Inventors: Tomoyuki Kawai, Koichi Tanaka, Junya Kitagawa, Yuya Nishio
  • Patent number: 11736829
    Abstract: The pixel region includes a first phase difference pixel group including a plurality of the phase difference pixels of which the first side of the photoelectric conversion element is blocked by the light blocking layer in a first side region of the first side, and a second phase difference pixel group including a plurality of the phase difference pixels of which the second side of the photoelectric conversion element is blocked by the light blocking layer. The first phase difference pixel group includes a first A pixel and a first B pixel in which a light blocking area of the photoelectric conversion element using the light blocking layer is smaller than that of the first A pixel. The controller performs addition readout processing in which at least one of a pixel signal of the first A pixel or a pixel signal of the first B pixel is weighted in accordance with optical characteristics of the imaging lens.
    Type: Grant
    Filed: August 22, 2022
    Date of Patent: August 22, 2023
    Assignee: FUJIFILM Corporation
    Inventors: Koichi Tanaka, Tomoyuki Kawai, Junya Kitagawa, Yuya Nishio
  • Publication number: 20230199336
    Abstract: An imaging apparatus includes: an imaging sensor; a lens mount to which a lens is attached; and a processor is configured to read out an imaging signal from the imaging sensor and generate a raw image. The processor is configured to determine a length of a second focal length in a second direction which intersects with an extending direction of an optical axis of the lens and a first direction which intersects with the extending direction, relative to a first focal length in the first direction, and make a resolution ratio, which is a ratio of a resolution of the raw image in the first direction to a resolution of the raw image in the second direction, higher than a resolution ratio of the imaging sensor in a case where the second focal length is longer than the first focal length.
    Type: Application
    Filed: October 26, 2022
    Publication date: June 22, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Tomoyuki KAWAI, Koichi TANAKA, Junya KITAGAWA, Yuya NISHIO
  • Publication number: 20230171494
    Abstract: The imaging apparatus includes an imaging sensor, a detection sensor that detects rotational shake in the roll direction, a mechanical vibration-proof mechanism that corrects rotational shake, and a processor. The processor is configured to execute: mechanical vibration-proof processing using the mechanical vibration-proof mechanism; electronic vibration-proof processing of correcting the rotational shake; driving processing of driving the imaging sensor in one mode selected from a plurality of modes including a first mode in which a motion picture is captured at a first frame rate and a second mode in which a motion picture is captured at a second frame rate; and correction distribution processing of distributing correction of a part of the rotational shake to the mechanical vibration-proof processing and correction of a part of the rotational shake to the electronic vibration-proof processing.
    Type: Application
    Filed: January 12, 2023
    Publication date: June 1, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Koichi TANAKA, Tomoyuki KAWAI, Junya KITAGAWA, Yuya NISHIO
  • Publication number: 20230061593
    Abstract: A video creation method includes a first recording step of reading out the pixel signals from the plurality of pixels, creating a video of a first angle of view at a first thinning-out rate, and recording first video data, and a second recording step of, in a case where a target subject exists in the first angle of view, creating a video of a second angle of view including the target subject and having a second angle of view smaller than the first angle of view at a second thinning-out rate lower than the first thinning-out rate, and recording second video data.
    Type: Application
    Filed: October 26, 2022
    Publication date: March 2, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Yuya Nishio, Tomoyuki Kawai, Koichi Tanaka, Junya Kitagawa
  • Publication number: 20220408042
    Abstract: The pixel region includes a first phase difference pixel group including a plurality of the phase difference pixels of which the first side of the photoelectric conversion element is blocked by the light blocking layer in a first side region of the first side, and a second phase difference pixel group including a plurality of the phase difference pixels of which the second side of the photoelectric conversion element is blocked by the light blocking layer. The first phase difference pixel group includes a first A pixel and a first B pixel in which a light blocking area of the photoelectric conversion element using the light blocking layer is smaller than that of the first A pixel. The controller performs addition readout processing in which at least one of a pixel signal of the first A pixel or a pixel signal of the first B pixel is weighted in accordance with optical characteristics of the imaging lens.
    Type: Application
    Filed: August 22, 2022
    Publication date: December 22, 2022
    Applicant: FUJIFILM Corporation
    Inventors: Koichi TANAKA, Tomoyuki KAWAI, Junya KITAGAWA, Yuya NISHIO
  • Publication number: 20220360724
    Abstract: Provided is a more useful method as a display method of a video in which a part of a captured video is cut out and the cut-out video can be switched. A display method of displaying a video captured by an imaging apparatus includes a setting step of automatically setting a plurality of set regions or a candidate for the set region in a reference region which is an imaging region of a reference video, a selection step of selecting a recording region, which is a region of a record video to be recorded, from among the plurality of set regions, and a switching step of reselecting the recording region from among the plurality of set regions to switch the recording region after the selection step is performed.
    Type: Application
    Filed: July 26, 2022
    Publication date: November 10, 2022
    Applicant: FUJIFILM Corporation
    Inventors: Junya KITAGAWA, Tomoyuki KAWAI, Koichi TANAKA, Yuya NISHIO
  • Publication number: 20220360704
    Abstract: In a display method of a video in which a part of a captured video is cut out and the cut-out video is switched, the convenience for a user is improved. A display method of displaying a video captured by an imaging apparatus includes a setting step of setting a plurality of set regions in a reference region which is an imaging region of a reference video, a selection step of selecting a recording region, which is a region of a record video to be recorded, from among the plurality of set regions, a switching step of reselecting the recording region from among the plurality of set regions to switch the recording region after the selection step is performed, and a display step of displaying the record video, the reference video, and a flag indicating a position of each of the plurality of set regions in the reference video.
    Type: Application
    Filed: July 25, 2022
    Publication date: November 10, 2022
    Applicant: FUJIFILM Corporation
    Inventors: Yuya NISHIO, Koichi TANAKA, Junya KITAGAWA
  • 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
  • Patent number: 11418712
    Abstract: An image capturing device includes: an imaging lens; an image capturing device main body including an imaging element that captures an optical image transmitting through the imaging lens; a first correction unit that performs correction of an image shake by a correction lens; and a second correction unit that performs correction of the image shake by the image capturing device main body. The image capturing device performs a control of causing the first correction unit and the second correction unit to share and correct the image shake and calculates a correction amount of each of the first correction unit and the second correction unit according to at least one of a temperature of the imaging lens or a temperature of the image capturing device main body in a case where correction of the image shake is performed by the first correction unit and the second correction unit.
    Type: Grant
    Filed: September 13, 2021
    Date of Patent: August 16, 2022
    Assignee: FUJIFILM Corporation
    Inventors: Junya Kitagawa, Koichi Tanaka, Fuminori Irie
  • Publication number: 20210409605
    Abstract: An image capturing device includes: an imaging lens; an image capturing device main body including an imaging element that captures an optical image transmitting through the imaging lens; a first correction unit that performs correction of an image shake by a correction lens; and a second correction unit that performs correction of the image shake by the image capturing device main body. The image capturing device performs a control of causing the first correction unit and the second correction unit to share and correct the image shake and calculates a correction amount of each of the first correction unit and the second correction unit according to at least one of a temperature of the imaging lens or a temperature of the image capturing device main body in a case where correction of the image shake is performed by the first correction unit and the second correction unit.
    Type: Application
    Filed: September 13, 2021
    Publication date: December 30, 2021
    Applicant: FUJIFILM Corporation
    Inventors: Junya KITAGAWA, Koichi TANAKA, Fuminori IRIE
  • Publication number: 20210377444
    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: Application
    Filed: August 12, 2021
    Publication date: December 2, 2021
    Applicant: FUJIFILM Corporation
    Inventors: Koichi TANAKA, Fuminori IRIE, Junya KITAGAWA, Kouhei AWAZU
  • Publication number: 20210377443
    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: Application
    Filed: August 12, 2021
    Publication date: December 2, 2021
    Applicant: FUJIFILM Corporation
    Inventors: Koichi TANAKA, Fuminori IRIE, Junya KITAGAWA, Kouhei AWAZU
  • Patent number: 11153490
    Abstract: An image capturing device includes: an imaging lens; an image capturing device main body including an imaging element that captures an optical image transmitting through the imaging lens; a first correction unit that performs correction of an image shake by a correction lens; and a second correction unit that performs correction of the image shake by the image capturing device main body. The image capturing device performs a control of causing the first correction unit and the second correction unit to share and correct the image shake and calculates a correction amount of each of the first correction unit and the second correction unit according to at least one of a temperature of the imaging lens or a temperature of the image capturing device main body in a case where correction of the image shake is performed by the first correction unit and the second correction unit.
    Type: Grant
    Filed: December 24, 2020
    Date of Patent: October 19, 2021
    Assignee: FUJIFILM Corporation
    Inventors: Junya Kitagawa, Koichi Tanaka, Fuminori Irie
  • Patent number: 11128801
    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: December 23, 2020
    Date of Patent: September 21, 2021
    Assignee: FUJIFILM Corporation
    Inventors: Koichi Tanaka, Fuminori Irie, Junya Kitagawa, Kouhei Awazu