Patents by Inventor Tetsu Wada

Tetsu Wada 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: 11509826
    Abstract: An imaging device according to a first aspect of the present invention includes an imaging section that captures a video, a static image file generation section that extracts a first frame from a plurality of frames constituting the video and generates a static image file, a video file generation section that divides the video in accordance with the generation of the static image file to generate a plurality of video files, and a storage section that stores the static image file in association with a first video file that includes the first frame among the plurality of video files.
    Type: Grant
    Filed: February 26, 2021
    Date of Patent: November 22, 2022
    Assignee: FUJIFILM Corporation
    Inventors: Tetsu Wada, Kenkichi Hayashi, Koichi Tanaka, Yukinori Nishiyama, Tetsuya Fujikawa
  • Publication number: 20220303471
    Abstract: Provided is an imaging apparatus that obtains a video with a resolution of satisfactory quality and a small angle of view from a video with a large angle of view through real-time image processing. An imaging apparatus has an imaging element that captures an optical image of a standard video with a first angle of view, and a control unit that includes a first mode and a second mode as a video imaging mode and records video data of a video based on the optical image. The control unit executes first recording processing of recording video data of the standard video using the imaging element in the first mode. The control unit executes setting processing of setting a recording region with a second angle of view smaller than the first angle of view in the standard video and second recording processing of recording a video data of a recorded video of the recording region in the second mode.
    Type: Application
    Filed: June 12, 2022
    Publication date: September 22, 2022
    Applicant: FUJIFILM Corporation
    Inventors: Yuya NISHIO, Tetsu WADA, Koichi TANAKA, Yukinori NISHIYAMA
  • Patent number: 11438521
    Abstract: An image capturing device includes an image capturing section that captures first video data having a frame cycle of a first frame cycle and an exposure time for one frame shorter than the first frame cycle, an image acquisition section that acquires the first video data captured by the image capturing section, a detection section that detects a flicker of a light source in the first video data, and an image capturing frame cycle control section that controls the frame cycle of the image capturing in the image capturing section. The image capturing frame cycle control section changes the frame cycle of the first video data captured by the image capturing section from the first frame cycle to a second frame cycle, which is a frame cycle shorter than the first frame cycle, in a case where the detection section detects the flicker.
    Type: Grant
    Filed: June 29, 2021
    Date of Patent: September 6, 2022
    Assignee: FUJIFILM Corporation
    Inventors: Tetsuya Fujikawa, Yukinori Nishiyama, Koichi Tanaka, Tetsu Wada, Kenkichi Hayashi
  • Publication number: 20220279136
    Abstract: Provided is a video creation method in which, in a configuration in which a part of a captured video is extracted and displayed, the adjustment of an exposure amount and the video display in a case in which an extracted region is changed are appropriately executed.
    Type: Application
    Filed: May 18, 2022
    Publication date: September 1, 2022
    Applicant: FUJIFILM Corporation
    Inventors: Koichi TANAKA, Tetsu WADA, Yukinori NISHIYAMA, Yuya NISHIO
  • Publication number: 20220279106
    Abstract: Provided is a video creation method capable of obtaining a good image quality of a video obtained by extracting a part of a captured video even in a case in which a position of the extracted region is changed. The video creation method according to an embodiment of the present invention includes a setting step of setting, in an imaging region of a first video having a first angle of view, a plurality of regions having a second angle of view smaller than the first angle of view, a designation step of designating, out of a first region and a second region included in the plurality of regions, the second region having a smaller appropriate exposure amount than the first region as a reference region, and a condition determination step of determining at least one condition of an exposure time in a case in which the first video is captured or a stop amount for an incidence ray on the imaging lens based on the appropriate exposure amount of the reference region.
    Type: Application
    Filed: May 16, 2022
    Publication date: September 1, 2022
    Applicant: FUJIFILM Corporation
    Inventors: Koichi TANAKA, Tetsu WADA, Yukinori NISHIYAMA, Yuya NISHIO
  • Publication number: 20220270388
    Abstract: There is provided a data creation method for efficiently performing volume adjustment of a sound of each subject according to a state of each of a plurality of subjects. A data creation method includes: an association step (step S10 and step S11) of associating the microphone with each subject possessing each of the microphones; a recording step (step S12, step S20, and step S21) of recording moving image data using the imaging apparatus; a sound recording step (step S13) of recording sound data of each subject using each of the microphones in synchronization with a start of the recording step; a detection step (step S14 and step S15) of automatically detecting a state of the subject during the recording step; and an addition step (step S16 to step S19) of adding, to the moving image data, an identification code for volume adjustment of the sound data of each subject based on a result of the detection step.
    Type: Application
    Filed: February 9, 2022
    Publication date: August 25, 2022
    Applicant: FUJIFILM Corporation
    Inventors: Yukinori NISHIYAMA, Yuya NISHIO, Tetsu WADA, Koichi TANAKA
  • Publication number: 20220217280
    Abstract: Provided are a display method and a video recording method for a user to perceive a position of an extraction range moving within an angle of view. A display method according to an aspect of the present invention includes an acquisition step of acquiring a reference video that is a motion picture, an extraction step of extracting an extraction video set to be smaller than an angle of view of the reference video within the angle of view from the reference video, a movement step of moving an extraction range of the extraction video over time, a first display step of displaying the extraction video on a display device, and a second display step of displaying a support video based on a positional relationship between the angle of view and the extraction range on the display device, in which the second display step is executed during execution of the first display step.
    Type: Application
    Filed: March 25, 2022
    Publication date: July 7, 2022
    Applicant: FUJIFILM Corporation
    Inventors: Yuya NISHIO, Tetsu WADA, Koichi TANAKA, Yukinori NISHIYAMA
  • Publication number: 20220191400
    Abstract: An imaging apparatus and an imaging method that further facilitate recording of a video within an extraction range while moving the extraction range within an angle of view are provided. An imaging apparatus according to an aspect of the present invention includes an image sensor that captures a reference video which is a motion picture, a housing that accommodates the image sensor, a detection portion for detecting a motion of the housing, and a processor.
    Type: Application
    Filed: March 8, 2022
    Publication date: June 16, 2022
    Applicant: FUJIFILM Corporation
    Inventors: Tetsu WADA, Koichi TANAKA, Yukinori NISHIYAMA, Yuya NISHIO, Kenkichi HAYASHI
  • Publication number: 20220163754
    Abstract: A lens device includes: a movable lens capable of being moved in a direction of an optical axis and configured to be moved by an operating member driven by an operating member driving unit; an optical member that reflects a portion of light having passed through the movable lens; a target position information acquiring unit that acquires information of a target position of the movable lens by calculating the target position based on the reflected light; and a movable lens driving unit that performs first driving for moving the movable lens based on a position of the operating member detected by an operating member position detection unit, and the operating member driving unit drives the operating member based on the information of the target position.
    Type: Application
    Filed: February 14, 2022
    Publication date: May 26, 2022
    Applicant: FUJIFILM Corporation
    Inventor: Tetsu WADA
  • Patent number: 11290634
    Abstract: Provided are an imaging apparatus, an imaging method, and a program that can directly determine a sensor position at which an image with good image quality is obtained from obtained image information. The imaging apparatus moves an image sensor to a plurality of sensor positions in the optical axis direction of an imaging lens, and focuses a subject at each of the plurality of sensor positions. Image data of the subject focused at each of the plurality of sensor positions is acquired, and the image data is analyzed to calculate an image evaluation value at each of the plurality of sensor positions.
    Type: Grant
    Filed: September 21, 2020
    Date of Patent: March 29, 2022
    Assignee: FUJIFILM Corporation
    Inventors: Tetsu Wada, Michio Cho, Kensuke Masui
  • Patent number: 11287604
    Abstract: A lens device includes: a movable lens capable of being moved in a direction of an optical axis; a target position information acquiring unit that acquires information of a target position of the movable lens; a target position information transmitting unit that transmits the information of the target position to a movable lens operation device including a movable operating member for moving the movable lens and an operating member driving unit that drives the operating member; and a movable lens driving unit that performs first driving for moving the movable lens based on a position of the operating member detected by an operating member position detection unit that detects the position of the operating member, and the operating member driving unit drives the operating member based on the information of the target position.
    Type: Grant
    Filed: September 11, 2018
    Date of Patent: March 29, 2022
    Assignee: FUJIFILM Corporation
    Inventor: Tetsu Wada
  • Publication number: 20220094935
    Abstract: Provided are an image processing device capable of performing compression processing on a video captured in each video capturing mode according to a first video capturing mode and a second video capturing mode with different capturing conditions. A possible range of a quantization parameter applied in a case where the video is compressed is made different in the first video capturing mode and the second video capturing mode with different capturing conditions. The quantization parameter is determined within a first range in a case of the first video capturing mode, and the quantization parameter is determined within a second range narrower than the first range in a case of the second video capturing mode. In particular, a second upper limit value of the second range is smaller than a first upper limit value of the first range, and a second lower limit value of the second range is larger than a first lower limit value of the first range.
    Type: Application
    Filed: December 6, 2021
    Publication date: March 24, 2022
    Applicant: FUJIFILM Corporation
    Inventors: Yukinori NISHIYAMA, Tetsu WADA, Koichi TANAKA, Tetsuya FUJIKAWA, Kenkichi HAYASHI
  • Patent number: 11223826
    Abstract: Provided are an image processing device capable of performing compression processing on a video captured in each video capturing mode according to a first video capturing mode and a second video capturing mode with different capturing conditions. A possible range of a quantization parameter applied in a case where the video is compressed is made different in the first video capturing mode and the second video capturing mode with different capturing conditions. The quantization parameter is determined within a first range in a case of the first video capturing mode, and the quantization parameter is determined within a second range narrower than the first range in a case of the second video capturing mode. In particular, a second upper limit value of the second range is smaller than a first upper limit value of the first range, and a second lower limit value of the second range is larger than a first lower limit value of the first range.
    Type: Grant
    Filed: February 23, 2021
    Date of Patent: January 11, 2022
    Assignee: FUJIFILM Corporation
    Inventors: Yukinori Nishiyama, Tetsu Wada, Koichi Tanaka, Tetsuya Fujikawa, Kenkichi Hayashi
  • Publication number: 20210329161
    Abstract: An image capturing device includes an image capturing section that captures first video data having a frame cycle of a first frame cycle and an exposure time for one frame shorter than the first frame cycle, an image acquisition section that acquires the first video data captured by the image capturing section, a detection section that detects a flicker of a light source in the first video data, and an image capturing frame cycle control section that controls the frame cycle of the image capturing in the image capturing section. The image capturing frame cycle control section changes the frame cycle of the first video data captured by the image capturing section from the first frame cycle to a second frame cycle, which is a frame cycle shorter than the first frame cycle, in a case where the detection section detects the flicker.
    Type: Application
    Filed: June 29, 2021
    Publication date: October 21, 2021
    Applicant: FUJIFILM Corporation
    Inventors: Tetsuya Fujikawa, Yukinori Nishiyama, Koichi Tanaka, Tetsu Wada, Kenkichi Hayashi
  • Patent number: 11089222
    Abstract: A shake correction device that corrects a shake of a captured image captured by an imager which images subjects through an imaging optical system, and includes: a movement detection sensor as defined herein; a drive mechanism as defined herein; an optical splitter as defined herein; a subject light detector as defined herein; and a processor as defined herein, and the processor calculates distances of the subjects formed on the light receiving surface of the subject light detector from the imaging optical system based on output signals of the subject light detector, and detects the movement amount as the second movement in a case where a movement amount of the subject of which the distance is maximum exceeds a threshold value.
    Type: Grant
    Filed: March 31, 2020
    Date of Patent: August 10, 2021
    Assignee: FUJIFILM Corporation
    Inventor: Tetsu Wada
  • Publication number: 20210185228
    Abstract: An imaging device according to a first aspect of the present invention includes an imaging section that captures a video, a static image file generation section that extracts a first frame from a plurality of frames constituting the video and generates a static image file, a video file generation section that divides the video in accordance with the generation of the static image file to generate a plurality of video files, and a storage section that stores the static image file in association with a first video file that includes the first frame among the plurality of video files.
    Type: Application
    Filed: February 26, 2021
    Publication date: June 17, 2021
    Applicant: FUJIFILM Corporation
    Inventors: Tetsu WADA, Kenkichi HAYASHI, Koichi TANAKA, Yukinori NISHIYAMA, Tetsuya FUJIKAWA
  • Publication number: 20210176470
    Abstract: Provided are an image processing device capable of performing compression processing on a video captured in each video capturing mode according to a first video capturing mode and a second video capturing mode with different capturing conditions. A possible range of a quantization parameter applied in a case where the video is compressed is made different in the first video capturing mode and the second video capturing mode with different capturing conditions. The quantization parameter is determined within a first range in a case of the first video capturing mode, and the quantization parameter is determined within a second range narrower than the first range in a case of the second video capturing mode. In particular, a second upper limit value of the second range is smaller than a first upper limit value of the first range, and a second lower limit value of the second range is larger than a first lower limit value of the first range.
    Type: Application
    Filed: February 23, 2021
    Publication date: June 10, 2021
    Applicant: FUJIFILM Corporation
    Inventors: Yukinori NISHIYAMA, Tetsu WADA, Koichi TANAKA, Tetsuya FUJIKAWA, Kenkichi HAYASHI
  • Publication number: 20210174090
    Abstract: An imaging device including an image sensor that captures a video; and a processor configured to extract a first frame from a plurality of frames constituting the video captured by the image sensor to generate a first static image file, generate a video file constituted of a plurality of frames including the first frame from the video, and store the video file, the first static image file, and additional information indicating a position of the first frame in the video file.
    Type: Application
    Filed: February 23, 2021
    Publication date: June 10, 2021
    Applicant: FUJIFILM Corporation
    Inventors: Tetsuya FUJIKAWA, Yukinori NISHIYAMA, Koichi TANAKA, Tetsu WADA, Kenkichi HAYASHI
  • Patent number: 10931865
    Abstract: Provided are an imaging device, an imaging device main body, and a focusing control method of an imaging device capable of adjusting a focus with high accuracy by appropriately supporting the focus adjustment in a manual manner. An image sensor movement driver (220) that moves an image sensor (210) along an optical axis (L), and an image sensor movement controller (250a) that controls the movement of the image sensor (210) by controlling the image sensor movement driver (220) are provided. In a case where a subject is focused, the image sensor movement controller (250a) starts the tracking, and controls the movement of the image sensor (210) such that a focusing state is maintained based on a defocus amount detected by the phase difference AF processing unit (132).
    Type: Grant
    Filed: March 19, 2020
    Date of Patent: February 23, 2021
    Assignee: FUJIFILM Corporation
    Inventor: Tetsu Wada
  • Publication number: 20210006708
    Abstract: Provided are an imaging apparatus, an imaging method, and a program that can directly determine a sensor position at which an image with good image quality is obtained from obtained image information. The imaging apparatus moves an image sensor to a plurality of sensor positions in the optical axis direction of an imaging lens, and focuses a subject at each of the plurality of sensor positions. Image data of the subject focused at each of the plurality of sensor positions is acquired, and the image data is analyzed to calculate an image evaluation value at each of the plurality of sensor positions.
    Type: Application
    Filed: September 21, 2020
    Publication date: January 7, 2021
    Applicant: FUJIFILM Corporation
    Inventors: Tetsu WADA, Michio CHO, Kensuke MASUI