Patents by Inventor Hitoshi SAKURABU

Hitoshi SAKURABU 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: 12273607
    Abstract: An imaging apparatus includes a plurality of imaging elements, at least one signal processing circuit, and a transfer path, in which each of the plurality of imaging elements includes a memory that is incorporated in the imaging element and stores image data obtained by imaging a subject, and a communication interface that is incorporated in the imaging element and outputs output image data based on the image data stored in the memory, the transfer path connects the plurality of imaging elements and a single signal processing circuit in series, and the communication interface of each of the plurality of imaging elements outputs the output image data to an imaging element in a rear stage or the signal processing circuit through the transfer path.
    Type: Grant
    Filed: June 5, 2023
    Date of Patent: April 8, 2025
    Assignee: FUJIFILM CORPORATION
    Inventors: Ryo Hasegawa, Tomoyuki Kawai, Makoto Kobayashi, Hitoshi Sakurabu, Kazufumi Sugawara
  • Publication number: 20250088741
    Abstract: There is provided a focusing control device that performs focusing control in each frame period of imaging, the focusing control device comprising: a processor, in which the processor is configured to: predict, in an N-th frame period, a lens driving time for moving a focus lens to a first target focusing position in an (N+1)-th frame period based on first time-series AF information in which AF information obtained in an (N?1)-th frame period is included; and select a driving method of the focus lens that is to be executed in the N-th frame period based on the predicted lens driving time.
    Type: Application
    Filed: September 2, 2024
    Publication date: March 13, 2025
    Applicant: FUJIFILM Corporation
    Inventors: Hideaki KOKUBUN, Hitoshi SAKURABU
  • Publication number: 20250080840
    Abstract: There is provided a focus control device that determines a defocus amount for driving a focus lens, the focus control device including: a processor; and a memory, in which the processor is configured to: obtain, in a state where a plurality of areas are set in an imaging region, the number of the areas of which reliabilities of defocus amounts obtained from the plurality of areas are low; and determine the defocus amount for driving the focus lens based on an index related to a plurality of the defocus amounts in a case where the number is equal to or larger than a first threshold value.
    Type: Application
    Filed: August 8, 2024
    Publication date: March 6, 2025
    Applicant: FUJIFILM Corporation
    Inventor: Hitoshi SAKURABU
  • Patent number: 12244925
    Abstract: A selection method includes a first imaging step of imaging a subject included in a plurality of candidate regions including a first region and a plurality of second regions, a first calculation step of calculating a first distance, which is a distance of a first subject in the first region, and a plurality of second distances, which are distances of a plurality of second subjects in the plurality of second regions, a first specifying step of specifying a first specific region, which corresponds to the second distance satisfying a first condition, from among the plurality of second regions, and a first selection step of selecting a first in-focus subject, which is to be focused, from among the first subject and the second subject in the first specific region based on a first ratio which is a ratio of the first specific region to the plurality of second regions.
    Type: Grant
    Filed: January 17, 2023
    Date of Patent: March 4, 2025
    Assignee: FUJIFILM Corporation
    Inventors: Hitoshi Sakurabu, Hideaki Kokubun
  • Publication number: 20250024001
    Abstract: An imaging element includes a storage portion that is incorporated in the imaging element and stores image data obtained by imaging, a control portion that is incorporated in the imaging element and controls storage of the image data in the storage portion and stores attribute information of the image data in the storage portion, an output portion that is incorporated in the imaging element and outputs the image data stored in the storage portion, and a reception portion that receives an instruction related to the attribute information, in which the output portion outputs the attribute information corresponding to the instruction received by the reception portion.
    Type: Application
    Filed: September 27, 2024
    Publication date: January 16, 2025
    Inventors: Tomoyuki KAWAI, Ryo HASEGAWA, Hitoshi SAKURABU, Makoto KOBAYASHI, Kazufumi SUGAWARA
  • Publication number: 20240430568
    Abstract: An imaging element includes a memory that stores first image data obtained by being captured by the imaging element and is incorporated in the imaging element, and a first processor that is configured to perform image data processing on the first image data and is incorporated in the imaging element. The first processor is configured to receive vibration information related to a vibration exerted on the imaging element within a frame output period defined by a first frame rate, and output second image data obtained by assigning the vibration information to a specific position set in the first image data within the frame output period.
    Type: Application
    Filed: September 3, 2024
    Publication date: December 26, 2024
    Inventors: Kazufumi SUGAWARA, Makoto KOBAYASHI, Tomoyuki KAWAI, Hitoshi SAKURABU, Ryo HASEGAWA
  • Patent number: 12160678
    Abstract: An imaging element comprises a first communication interface that is incorporated in the imaging element and outputs first image data based on image data obtained by imaging a subject to an external processor, a memory that is incorporated in the imaging element and stores the image data, and a second communication interface that is incorporated in the imaging element and outputs second image data based on the image data stored in the memory to the external processor, in which an output method of the first communication interface and an output method of the second communication interface are different.
    Type: Grant
    Filed: October 2, 2023
    Date of Patent: December 3, 2024
    Assignee: FUJIFILM CORPORATION
    Inventors: Makoto Kobayashi, Tomoyuki Kawai, Hitoshi Sakurabu, Ryo Hasegawa, Kazufumi Sugawara
  • Patent number: 12149838
    Abstract: An imaging element incorporates a reading portion that reads out captured image data at a first frame rate, a storage portion that stores the image data, a processing portion that processes the image data, and an output portion that outputs the processed image data at a second frame rate lower than the first frame rate. The reading portion reads out the image data of each of a plurality of frames in parallel. The storage portion stores, in parallel, each image data read out in parallel by the reading portion. The processing portion performs generation processing of generating output image data of one frame using the image data of each of the plurality of frames stored in the storage portion.
    Type: Grant
    Filed: July 20, 2023
    Date of Patent: November 19, 2024
    Assignee: FUJIFILM CORPORATION
    Inventors: Tomoyuki Kawai, Ryo Hasegawa, Hitoshi Sakurabu, Makoto Kobayashi
  • Publication number: 20240380973
    Abstract: The focus control device includes: a processor; and a memory. The processor is configured to: acquire an image signal output from an imaging element; set a focusing target region in an imaging region based on output information from an operating device that receives an operation by a user; determine a search region based on the focusing target region; detect an object region including a specific object from the search region; detect an overlapping region in which the focusing target region and the object region overlap each other; and perform focus control based on the image signal of the overlapping region.
    Type: Application
    Filed: April 10, 2024
    Publication date: November 14, 2024
    Applicant: FUJIFILM Corporation
    Inventor: Hitoshi SAKURABU
  • Publication number: 20240372959
    Abstract: Provided is an imaging element including a reception interface that receives an imaging synchronization signal related to a timing of imaging and at least one output synchronization signal related to a timing of output of image data obtained by imaging from an outside of the imaging element, a memory that is incorporated in the imaging element and stores the image data obtained by imaging at a first frame rate in accordance with the imaging synchronization signal received by the reception interface, and an output circuit that is incorporated in the imaging element and outputs the image data stored in the memory at a second frame rate in accordance with the output synchronization signal received by the reception interface, in which the first frame rate is greater than or equal to the second frame rate.
    Type: Application
    Filed: July 17, 2024
    Publication date: November 7, 2024
    Inventors: Tomoyuki KAWAI, Hitoshi SAKURABU, Ryo HASEGAWA, Makoto KOBAYASHI, Kazufumi SUGAWARA
  • Patent number: 12133018
    Abstract: An imaging element includes a storage portion that is incorporated in the imaging element and stores image data obtained by imaging, a control portion that is incorporated in the imaging element and controls storage of the image data in the storage portion and stores attribute information of the image data in the storage portion, an output portion that is incorporated in the imaging element and outputs the image data stored in the storage portion, and a reception portion that receives an instruction related to the attribute information, in which the output portion outputs the attribute information corresponding to the instruction received by the reception portion.
    Type: Grant
    Filed: January 17, 2022
    Date of Patent: October 29, 2024
    Assignee: FUJIFILM CORPORATION
    Inventors: Tomoyuki Kawai, Ryo Hasegawa, Hitoshi Sakurabu, Makoto Kobayashi, Kazufumi Sugawara
  • Patent number: 12114073
    Abstract: An imaging element includes a memory that stores first image data obtained by being captured by the imaging element and is incorporated in the imaging element, and a first processor that is configured to perform image data processing on the first image data and is incorporated in the imaging element. The first processor is configured to receive vibration information related to a vibration exerted on the imaging element within a frame output period defined by a first frame rate, and output second image data obtained by assigning the vibration information to a specific position set in the first image data within the frame output period.
    Type: Grant
    Filed: June 21, 2023
    Date of Patent: October 8, 2024
    Assignee: FUJIFILM CORPORATION
    Inventors: Kazufumi Sugawara, Makoto Kobayashi, Tomoyuki Kawai, Hitoshi Sakurabu, Ryo Hasegawa
  • Patent number: 12075181
    Abstract: Provided is an imaging element including a reception interface that receives an imaging synchronization signal related to a timing of imaging and at least one output synchronization signal related to a timing of output of image data obtained by imaging from an outside of the imaging element, a memory that is incorporated in the imaging element and stores the image data obtained by imaging at a first frame rate in accordance with the imaging synchronization signal received by the reception interface, and an output circuit that is incorporated in the imaging element and outputs the image data stored in the memory at a second frame rate in accordance with the output synchronization signal received by the reception interface, in which the first frame rate is greater than or equal to the second frame rate.
    Type: Grant
    Filed: May 1, 2023
    Date of Patent: August 27, 2024
    Assignee: FUJIFILM CORPORATION
    Inventors: Tomoyuki Kawai, Hitoshi Sakurabu, Ryo Hasegawa, Makoto Kobayashi, Kazufumi Sugawara
  • Publication number: 20240284049
    Abstract: An imaging element incorporates a memory and a processor. The memory stores image data obtained by performing imaging at a first frame rate. The processor is configured to output the image data at a second frame rate. In addition, the processor derives shake degree information indicating a degree of shake included in an image indicated by the image data, using the image data, and outputs the derived shake degree information at a rate greater than or equal to the second frame rate. The first frame rate is a frame rate greater than or equal to the second frame rate.
    Type: Application
    Filed: April 8, 2024
    Publication date: August 22, 2024
    Inventors: Kazufumi SUGAWARA, Makoto KOBAYASHI, Tomoyuki KAWAI, Hitoshi SAKURABU, Ryo HASEGAWA
  • Publication number: 20240259700
    Abstract: An imaging apparatus includes an imaging element and a second processor. The imaging element incorporates a memory which stores image data obtained by imaging at a first frame rate, and a first processor configured to output the image data at a second frame rate independent of the first frame rate. The image data is input into the second processor from the first processor. The first processor is configured to acquire positional information indicating a position of an image recognition region set as a processing target of image recognition processing in the image data. The second processor is configured to perform the image recognition processing on the image recognition region based on the positional information.
    Type: Application
    Filed: April 11, 2024
    Publication date: August 1, 2024
    Inventors: Ryo HASEGAWA, Tomoyuki KAWAI, Makoto KOBAYASHI, Hitoshi SAKURABU, Kazufumi SUGAWARA
  • Patent number: 12052517
    Abstract: An imaging apparatus includes a first imaging element and a second imaging element. The second imaging element includes a storage portion that stores first image data output from the first imaging element, and a processing portion that processes second image data. A second image indicated by the second image data has a higher resolution than a first image indicated by the first image data. The second imaging element outputs the first image data stored in the storage portion to a specific output destination in a case where a specific subject image is not detected, and outputs the second image data or combined image data obtained by combining the first image data with the second image data using the processing portion to the output destination in a case where the specific subject image is detected.
    Type: Grant
    Filed: May 1, 2023
    Date of Patent: July 30, 2024
    Assignee: FUJIFILM CORPORATION
    Inventors: Ryo Hasegawa, Tomoyuki Kawai, Hitoshi Sakurabu, Makoto Kobayashi, Kazufumi Sugawara
  • Patent number: 12041362
    Abstract: An imaging apparatus includes an imaging element that incorporates a memory which stores image data obtained by imaging an imaging region at a first frame rate, and a first processor configured to output the image data at a second frame rate less than or equal to the first frame rate, and an imaging lens including a focus lens, in which the first processor is configured to generate combined image data based on the image data of the number of frames decided in accordance with a depth of field with respect to the imaging region out of the image data of a plurality of frames obtained by imaging the imaging region at different positions of the focus lens.
    Type: Grant
    Filed: June 7, 2022
    Date of Patent: July 16, 2024
    Assignee: FUJIFILM CORPORATION
    Inventors: Hitoshi Sakurabu, Ryo Hasegawa, Tomoyuki Kawai, Makoto Kobayashi, Kazufumi Sugawara
  • Publication number: 20240214677
    Abstract: There is provided a detection method used in an imaging apparatus including an imaging element that has a first pixel for generating a first signal and second and third pixels for generating second and third signals for detecting a phase difference, and a memory that stores a machine-trained model, the detection method including: an input step of inputting a second image based on the second signal, a third image based on the third signal, or a fourth image based on the second signal and the third signal to the model as an input image; a subject detection step of detecting a subject included in a first image generated by the first signal, through the model on which the input step is executed; and a focusing position detection step of detecting a focusing position with respect to the subject, through the model on which the input step is executed.
    Type: Application
    Filed: March 11, 2024
    Publication date: June 27, 2024
    Applicant: FUJIFILM Corporation
    Inventors: Hitoshi SAKURABU, Hideaki KOKUBUN
  • Publication number: 20240187732
    Abstract: The imaging device includes an image sensor that has a plurality of phase difference pixels and outputs phase difference information and a captured image, and at least one processor, in which the processor is configured to acquire subject distance information indicating a distance to a subject existing in a focusing target region and peripheral distance information indicating a distance to an object existing in a peripheral region of the focusing target region based on the phase difference information.
    Type: Application
    Filed: February 12, 2024
    Publication date: June 6, 2024
    Applicant: FUJIFILM Corporation
    Inventor: Hitoshi SAKURABU
  • Publication number: 20240187753
    Abstract: There is provided an imaging apparatus configured to: execute a first mode that is a mode related to focusing on a subject and in which focusing information of a first region is acquired by performing a first shift operation on first phase difference information, which is obtained from a first phase difference pixel group within the first region, and second phase difference information, which is obtained from a second phase difference pixel group within the first region; and execute a second mode that is a mode different from the first mode and in which distance information of a second region larger than the first region is acquired by performing a second shift operation on the first phase difference information and the second phase difference information corresponding to the second region, and a shift range in the second shift operation is smaller than a shift range in the first shift operation.
    Type: Application
    Filed: February 9, 2024
    Publication date: June 6, 2024
    Applicant: FUJIFILM Corporation
    Inventor: Hitoshi SAKURABU