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).

  • Publication number: 20220303475
    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: Application
    Filed: June 7, 2022
    Publication date: September 22, 2022
    Inventors: Hitoshi SAKURABU, Ryo HASEGAWA, Tomoyuki KAWAI, Makoto KOBAYASHI, Kazufumi SUGAWARA
  • Publication number: 20220294983
    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: June 3, 2022
    Publication date: September 15, 2022
    Inventors: Ryo HASEGAWA, Tomoyuki KAWAI, Makoto KOBAYASHI, Hitoshi SAKURABU, Kazufumi SUGAWARA
  • Patent number: 11438504
    Abstract: An imaging element incorporates a memory and a processor. The memory stores image data obtained by imaging a subject at a first frame rate. The processor is configured to derive a degree of difference between first image data obtained as the image data by performing imaging and second image data that is obtained as the image data earlier than the first image data and stored in the storage portion, and perform processing of deciding at least one of the first image data or the second image data as the output image data in a case where the derived degree of difference is greater than or equal to a threshold value. The processor is configured to output the decided output image data at a second frame rate.
    Type: Grant
    Filed: June 16, 2021
    Date of Patent: September 6, 2022
    Assignee: FUJIFILM CORPORATION
    Inventors: Ryo Hasegawa, Tomoyuki Kawai, Hitoshi Sakurabu, Makoto Kobayashi
  • Patent number: 11405566
    Abstract: An imaging element includes a reading circuit, a memory that is capable of storing read captured image data, and an output circuit that outputs output image data based on the captured image data to an outside, in which the reading circuit reads out the captured image data using a first reading method or a second reading method having a smaller read data amount than the first reading method, in a case of the first reading method, a first frame rate corresponds to a second frame rate, in a case of the second reading method, the first frame rate is a frame rate lower than in the case of the first reading method, and the first and second reading methods are switched in accordance with a motion of a subject.
    Type: Grant
    Filed: July 13, 2021
    Date of Patent: August 2, 2022
    Assignee: FUJIFILM CORPORATION
    Inventors: Ryo Hasegawa, Tomoyuki Kawai, Hitoshi Sakurabu
  • Patent number: 11375113
    Abstract: An imaging element includes a storage portion that stores image data obtained by imaging a subject at a first frame rate and is incorporated in the imaging element, a processing portion that is incorporated in the imaging element and configured to perform processing using the image data, and an output portion that outputs output image data based on the image data at a second frame rate depending on a processing result of the processing portion and is incorporated in the imaging element, in which the first frame rate is greater than or equal to the second frame rate, and the processing portion performs processing of deriving an evaluation value indicating a degree of focusing for the image data stored in the storage portion and changing the second frame rate based on the derived evaluation value.
    Type: Grant
    Filed: June 18, 2021
    Date of Patent: June 28, 2022
    Assignee: FUJIFILM CORPORATION
    Inventors: Ryo Hasegawa, Tomoyuki Kawai, Hitoshi Sakurabu, Makoto Kobayashi
  • Publication number: 20220174225
    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: Application
    Filed: February 14, 2022
    Publication date: June 2, 2022
    Inventors: Ryo HASEGAWA, Tomoyuki KAWAI, Hitoshi SAKURABU, Makoto KOBAYASHI, Kazufumi SUGAWARA
  • Publication number: 20220174233
    Abstract: An imaging element incorporates a reading portion, a storage portion, a processing portion, and an output portion. The reading portion reads out image data obtained by imaging from a photoelectric conversion element at a first frame rate. The storage portion stores the image data read out from the photoelectric conversion element. The processing portion processes the image data. The output portion outputs the image data processed by the processing portion at a second frame rate. The processing portion detects first image data indicating a specific image from the image data stored in the storage portion. The output portion outputs second image data based on image data different from the first image data detected by the processing portion in the image data of a plurality of frames. The second frame rate is a frame rate lower than the first frame rate.
    Type: Application
    Filed: February 14, 2022
    Publication date: June 2, 2022
    Inventors: Kazufumi SUGAWARA, Makoto KOBAYASHI, Tomoyuki KAWAI, Hitoshi SAKURABU, Ryo HASEGAWA
  • Publication number: 20220166923
    Abstract: An imaging apparatus includes a storage portion that stores image data obtained by imaging, and a processing portion that processes the image data, in which the processing portion performs processing of reducing the image data, performs first detection processing of detecting a specific subject image showing a specific subject from a reduced image indicated by reduced image data obtained by reducing the image data, and in a case where the specific subject image is not detected by the first detection processing, performs second detection processing on pre-reduction image data that is the image data before reduction stored in the storage portion.
    Type: Application
    Filed: February 8, 2022
    Publication date: May 26, 2022
    Inventors: Hitoshi SAKURABU, Ryo HASEGAWA, Tomoyuki KAWAI, Makoto KOBAYASHI, Kazufumi SUGAWARA
  • Patent number: 11343422
    Abstract: A focusing control device includes: a sensor that has a focus detection area in which a plurality of first signal detection sections which receives one of a pair of luminous fluxes passing through different portions arranged in one direction of a pupil region of an imaging optical system including a focus lens and detects signals and a plurality of second signal detection sections which receives other one of the pair of luminous fluxes and detects signals are formed; and a processor, configured to obtain correlation values, obtain an accumulative value of the correlation values included in each of a plurality of division areas obtained by dividing a graph of the correlation values in which shift amounts are represented on a first axis in a direction of the first axis, and perform focusing control by controlling the focus lens based on the accumulative value obtained.
    Type: Grant
    Filed: September 1, 2020
    Date of Patent: May 24, 2022
    Assignee: FUJIFILM Corporation
    Inventor: Hitoshi Sakurabu
  • Publication number: 20220141415
    Abstract: An imaging apparatus includes an imaging element, and a processing portion that generates single image data by combining a plurality of pieces of image data output from the imaging element and outputs the generated single image data, in which the plurality of pieces of image data are image data generated by performing imaging accompanying A/D conversion of different reference levels, and the number of bits, in units of pixels, of the single image data output from the processing portion is greater than the number of bits of each of the plurality of pieces of image data in units of pixels.
    Type: Application
    Filed: January 18, 2022
    Publication date: May 5, 2022
    Inventors: Makoto KOBAYASHI, Tomoyuki KAWAI, Hitoshi SAKURABU, Ryo HASEGAWA, Kazufumi SUGAWARA
  • Publication number: 20220141420
    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: January 17, 2022
    Publication date: May 5, 2022
    Inventors: Tomoyuki KAWAI, Ryo HASEGAWA, Hitoshi SAKURABU, Makoto KOBAYASHI, Kazufumi SUGAWARA
  • Patent number: 11277570
    Abstract: An imaging element incorporates a processing circuit and a memory. The memory stores captured image data obtained by imaging a subject at a first frame rate. The processing circuit performs processing based on the captured image data stored in the memory. An output circuit outputs output image data based on the captured image data to an outside of the imaging element at a second frame rate. The first frame rate is a frame rate higher than the second frame rate and is determined in accordance with an occurrence cycle of a flicker, and the processing circuit detects a flicker effect avoidance timing at which an effect of the flicker on imaging by the imaging element is avoided, based on the captured image data of a plurality of frames.
    Type: Grant
    Filed: March 18, 2021
    Date of Patent: March 15, 2022
    Assignee: FUJIFILM CORPORATION
    Inventors: Hitoshi Sakurabu, Ryo Hasegawa, Tomoyuki Kawai
  • Publication number: 20220038631
    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: October 19, 2021
    Publication date: February 3, 2022
    Inventors: Kazufumi SUGAWARA, Makoto KOBAYASHI, Tomoyuki KAWAI, Hitoshi SAKURABU, Ryo HASEGAWA
  • Publication number: 20210377430
    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: Application
    Filed: August 12, 2021
    Publication date: December 2, 2021
    Inventors: Ryo HASEGAWA, Tomoyuki KAWAI, Makoto KOBAYASHI, Hitoshi SAKURABU, Kazufumi SUGAWARA
  • Publication number: 20210377479
    Abstract: An imaging element includes a reading circuit that reads out pixel data obtained by imaging a subject at a first frame rate, a memory that stores the read pixel data, and an output circuit that outputs image data based on the stored pixel data at a second frame rate. The first frame rate is a frame rate higher than the second frame rate. The pixel data includes phase difference pixel data and non-phase difference pixel data different from the phase difference pixel data. The reading circuit reads out the pixel data of each of a plurality of frames in parallel within an output period defined by the second frame rate as a period in which the image data of one frame is output, and performs reading of the non-phase difference pixel data and a plurality of reading of the phase difference pixel data within the output period.
    Type: Application
    Filed: August 12, 2021
    Publication date: December 2, 2021
    Inventors: Hitoshi SAKURABU, Makoto KOBAYASHI, Ryo HASEGAWA, Tomoyuki KAWAI
  • Publication number: 20210368072
    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: August 10, 2021
    Publication date: November 25, 2021
    Inventors: Tomoyuki KAWAI, Hitoshi SAKURABU, Ryo HASEGAWA, Makoto KOBAYASHI, Kazufumi SUGAWARA
  • Publication number: 20210368126
    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: Application
    Filed: August 10, 2021
    Publication date: November 25, 2021
    Inventors: Makoto KOBAYASHI, Tomoyuki KAWAI, Hitoshi SAKURABU, Ryo HASEGAWA, Kazufumi SUGAWARA
  • Patent number: 11184535
    Abstract: An imaging element includes a memory that stores captured image data obtained by imaging a subject at a first frame rate and is incorporated in the imaging element, a imaging processing circuit that performs processing on the captured image data, and an output circuit that outputs at least one of the captured image data or processed image data to an outside of the imaging element, and is incorporated in the imaging element, in which the imaging processing circuit generates, in accordance with a degree of difference between first captured image data obtained by imaging and second captured image data stored in the memory, compressed image data obtained by compressing the first captured image data by dividing the first captured image data into a plurality of bit ranges, and the output circuit outputs the compressed image data to the outside as the processed image data at a second frame rate.
    Type: Grant
    Filed: February 22, 2021
    Date of Patent: November 23, 2021
    Assignee: FUJIFILM CORPORATION
    Inventors: Tomoyuki Kawai, Ryo Hasegawa, Hitoshi Sakurabu
  • Publication number: 20210344853
    Abstract: An imaging element includes a reading circuit, a memory that is capable of storing read captured image data, and an output circuit that outputs output image data based on the captured image data to an outside, in which the reading circuit reads out the captured image data using a first reading method or a second reading method having a smaller read data amount than the first reading method, in a case of the first reading method, a first frame rate corresponds to a second frame rate, in a case of the second reading method, the first frame rate is a frame rate lower than in the case of the first reading method, and the first and second reading methods are switched in accordance with a motion of a subject.
    Type: Application
    Filed: July 13, 2021
    Publication date: November 4, 2021
    Inventors: Ryo HASEGAWA, Tomoyuki KAWAI, Hitoshi SAKURABU
  • Publication number: 20210314495
    Abstract: An imaging element includes a storage portion that stores image data obtained by imaging a subject at a first frame rate and is incorporated in the imaging element, a processing portion that is incorporated in the imaging element and configured to perform processing using the image data, and an output portion that outputs output image data based on the image data at a second frame rate depending on a processing result of the processing portion and is incorporated in the imaging element, in which the first frame rate is greater than or equal to the second frame rate, and the processing portion performs processing of deriving an evaluation value indicating a degree of focusing for the image data stored in the storage portion and changing the second frame rate based on the derived evaluation value.
    Type: Application
    Filed: June 18, 2021
    Publication date: October 7, 2021
    Inventors: Ryo HASEGAWA, Tomoyuki KAWAI, Hitoshi SAKURABU, Makoto KOBAYASHI