Patents by Inventor Junichi Tanaka

Junichi Tanaka 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: 11895403
    Abstract: An imaging support method includes acquiring a focal length of an imaging apparatus, detecting a subject image position of a target subject image showing a target subject in a captured image obtained by capturing an imaging region including the target subject by the imaging apparatus, and performing registration control for setting the detected subject image position to a specific position in the captured image by increasing a ratio of application of an image region movement component compared to a lens moving mechanism in a case where the acquired focal length is greater than or equal to a threshold value, and increasing a ratio of application of the lens moving mechanism compared to the image region movement component in a case where the focal length is less than the threshold value.
    Type: Grant
    Filed: April 26, 2022
    Date of Patent: February 6, 2024
    Assignee: FUJIFILM CORPORATION
    Inventors: Tetsuya Fujikawa, Shinichiro Fujiki, Junichi Tanaka, Atsushi Kawanago
  • Publication number: 20240040123
    Abstract: An image processing device including an acquiring section configured to acquire quantization matrix parameters from an encoded stream in which the quantization matrix parameters defining a quantization matrix are set within a parameter set which is different from a sequence parameter set and a picture parameter set, a setting section configured to set, based on the quantization matrix parameters acquired by the acquiring section, a quantization matrix which is used when inversely quantizing data decoded from the encoded stream, and an inverse quantization section configured to inversely quantize the data decoded from the encoded stream using the quantization matrix set by the setting section.
    Type: Application
    Filed: October 10, 2023
    Publication date: February 1, 2024
    Applicant: Sony Group Corporation
    Inventor: Junichi TANAKA
  • Patent number: 11831873
    Abstract: An image processing device including an acquiring section configured to acquire quantization matrix parameters from an encoded stream in which the quantization matrix parameters defining a quantization matrix are set within a parameter set which is different from a sequence parameter set and a picture parameter set, a setting section configured to set, based on the quantization matrix parameters acquired by the acquiring section, a quantization matrix which is used when inversely quantizing data decoded from the encoded stream, and an inverse quantization section configured to inversely quantize the data decoded from the encoded stream using the quantization matrix set by the setting section.
    Type: Grant
    Filed: November 15, 2021
    Date of Patent: November 28, 2023
    Assignee: SONY GROUP CORPORATION
    Inventor: Junichi Tanaka
  • Patent number: 11825089
    Abstract: An image processing device including an acquiring section configured to acquire quantization matrix parameters from an encoded stream in which the quantization matrix parameters defining a quantization matrix are set within a parameter set which is different from a sequence parameter set and a picture parameter set, a setting section configured to set, based on the quantization matrix parameters acquired by the acquiring section, a quantization matrix which is used when inversely quantizing data decoded from the encoded stream, and an inverse quantization section configured to inversely quantize the data decoded from the encoded stream using the quantization matrix set by the setting section.
    Type: Grant
    Filed: September 27, 2021
    Date of Patent: November 21, 2023
    Assignee: SONY GROUP CORPORATION
    Inventor: Junichi Tanaka
  • Publication number: 20230308757
    Abstract: An imaging support device that supports imaging performed by an imaging apparatus includes an acquisition portion that acquires an in-image shift amount between a predetermined position in a captured image obtained by capturing an imaging region by an imaging element and a position of a target subject image showing a target subject, and a focal length of the imaging apparatus, a derivation portion that derives a movement amount required for moving the position of the target subject image to a specific position by a position adjustment portion which adjusts the position of the target subject image in the captured image, based on the in-image shift amount acquired by the acquisition portion, the focal length acquired by the acquisition portion, and information related to a pixel interval of pixels in the imaging element, and an output portion that outputs the movement amount derived by the derivation portion.
    Type: Application
    Filed: June 1, 2023
    Publication date: September 28, 2023
    Inventors: Shinichiro FUJIKI, Tetsuya FUJIKAWA, Junichi TANAKA, Atsushi KAWANAGO
  • Patent number: 11758139
    Abstract: The present disclosure relates to an image processing device and method that enable suppression of an increase in the amount of coding of a quantization matrix. An image processing device of the present disclosure includes an up-conversion unit configured to up-convert a quantization matrix limited to a size less than or equal to a transmission size that is a maximum size allowed for transmission, from the transmission size to a size that is identical to a block size that is a processing unit of quantization or dequantization. The present disclosure is applicable to, for example, an image processing device for processing image data.
    Type: Grant
    Filed: March 24, 2021
    Date of Patent: September 12, 2023
    Assignee: SONY CORPORATION
    Inventors: Junichi Tanaka, Ohji Nakagami, Yoshitaka Morigami
  • Publication number: 20230276128
    Abstract: An imaging support device includes a detection portion that, by operating a revolution mechanism that causes an imaging apparatus including a variable magnification mechanism to revolve, detects a subject image position of a target subject image showing a target subject in a captured image obtained by capturing an imaging region including the target subject by the imaging apparatus, and a control portion that perform a registration control of setting the subject image position detected by the detection portion to a specific position in the captured image for a captured image obtained by imaging performed by the imaging apparatus in accordance with changing of magnification to a telephoto side by the variable magnification mechanism.
    Type: Application
    Filed: May 1, 2023
    Publication date: August 31, 2023
    Inventors: Atsushi KAWANAGO, Junichi TANAKA, Shinichiro FUJIKI, Tetsuya FUJIKAWA
  • Patent number: 11716487
    Abstract: There is provided an encoding apparatus, an encoding method, a decoding apparatus, and a decoding method that make it possible to acquire two-dimensional image data of a viewpoint corresponding to a predetermined display image generation method and depth image data without depending upon the viewpoint upon image pickup. A conversion unit generates, from three-dimensional data of an image pickup object, two-dimensional image data of a plurality of viewpoints corresponding to a predetermined display image generation method and depth image data indicative of a position of each of pixels in a depthwise direction of the image pickup object. An encoding unit encodes the two-dimensional image data and the depth image data generated by the conversion unit. A transmission unit transmits the two-dimensional image data and the depth image data encoded by the encoding unit. The present disclosure can be applied, for example, to an encoding apparatus and so forth.
    Type: Grant
    Filed: October 28, 2016
    Date of Patent: August 1, 2023
    Assignee: SONY CORPORATION
    Inventor: Junichi Tanaka
  • Patent number: 11711612
    Abstract: An imaging support device that supports imaging performed by an imaging apparatus includes an acquisition portion that acquires an in-image shift amount between a predetermined position in a captured image obtained by capturing an imaging region by an imaging element and a position of a target subject image showing a target subject, and a focal length of the imaging apparatus, a derivation portion that derives a movement amount required for moving the position of the target subject image to a specific position by a position adjustment portion which adjusts the position of the target subject image in the captured image, based on the in-image shift amount acquired by the acquisition portion, the focal length acquired by the acquisition portion, and information related to a pixel interval of pixels in the imaging element, and an output portion that outputs the movement amount derived by the derivation portion.
    Type: Grant
    Filed: April 26, 2022
    Date of Patent: July 25, 2023
    Assignee: FUJIFILM CORPORATION
    Inventors: Shinichiro Fujiki, Tetsuya Fujikawa, Junichi Tanaka, Atsushi Kawanago
  • Publication number: 20230209213
    Abstract: An imaging system includes a processor, a first imaging apparatus including a first optical system, and a second imaging apparatus including a second optical system. A focal length of the first optical system is longer than a focal length of the second optical system. The processor performs registration between a first captured image obtained by imaging with the first imaging apparatus and a second captured image obtained by imaging with the second imaging apparatus, in at least two locations including an end part of an angle of view used for imaging with the imaging system, and acquires angle-of-view related information that is related to the angle of view based on a registration result.
    Type: Application
    Filed: January 12, 2023
    Publication date: June 29, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Tetsuya FUJIKAWA, Masahiko SUGIMOTO, JUNICHI TANAKA
  • Patent number: 11678055
    Abstract: An imaging support device includes a detection portion that, by operating a revolution mechanism that causes an imaging apparatus including a variable magnification mechanism to revolve, detects a subject image position of a target subject image showing a target subject in a captured image obtained by capturing an imaging region including the target subject by the imaging apparatus, and a control portion that perform a registration control of setting the subject image position detected by the detection portion to a specific position in the captured image for a captured image obtained by imaging performed by the imaging apparatus in accordance with changing of magnification to a telephoto side by the variable magnification mechanism.
    Type: Grant
    Filed: April 13, 2022
    Date of Patent: June 13, 2023
    Assignee: FUJIFILM CORPORATION
    Inventors: Atsushi Kawanago, Junichi Tanaka, Shinichiro Fujiki, Tetsuya Fujikawa
  • Publication number: 20230177787
    Abstract: A right holder information checking unit (55) (checking unit) of a content checking device (12) (information processing device) checks whether content (45) posted by a poster (40) to a virtual space in which one or more pieces of content can be shared has right holder information indicating that the content is appropriate content permitted to be posted by the right holder of the content (45).
    Type: Application
    Filed: April 28, 2021
    Publication date: June 8, 2023
    Applicants: SONY GROUP CORPORATION, SONY INTERACTIVE ENTERTAINMENT INC.
    Inventors: Masashi NAKATA, Takashi IMAMURA, Mihee KANG, Masatoshi FUKUDA, Yoshio KONNO, Junichi TANAKA, Takuma DOMAE
  • Publication number: 20230068731
    Abstract: There is provided an image processing device and a moving image data generation method capable of easily searching for 3D model data. The image processing device includes: a storage unit that stores a plurality of 3D models and a plurality of 3D model feature amounts respectively corresponding to the plurality of 3D models; a search unit that searches for a 3D model having a feature amount similar to an input feature amount of a subject on the basis of the feature amount of the subject and the 3D model feature amounts stored in the storage unit; and an output unit that outputs the 3D model searched by the search unit. The present technology can be applied to, for example, an image processing device that searches for a 3D model.
    Type: Application
    Filed: March 3, 2021
    Publication date: March 2, 2023
    Applicant: SONY GROUP CORPORATION
    Inventors: Hisako SUGANO, Junichi TANAKA, Yoichi HIROTA
  • Patent number: 11539954
    Abstract: An image processing device and method that enable suppression of an increase in the amount of coding of a scaling list. The image processing device sets a coefficient located at the beginning of a quantization matrix by adding a replacement difference coefficient that is a difference between a replacement coefficient used to replace a coefficient located at the beginning of the quantization matrix and the coefficient located at the beginning of the quantization matrix to the coefficient located at the beginning of the quantization matrix; up-converts the set quantization matrix; and dequantizes quantized data using an up-converted quantization matrix in which a coefficient located at the beginning of the up-converted quantization matrix has been replaced with the replacement coefficient. The device and method can be applied to an image processing device.
    Type: Grant
    Filed: October 15, 2019
    Date of Patent: December 27, 2022
    Assignee: SONY CORPORATION
    Inventors: Junichi Tanaka, Yoshitaka Morigami
  • Patent number: 11508123
    Abstract: Image processing apparatus responsive to successive groups of images of an object captured at the same time by two or more spaced apart image capturing devices and to depth information indicating a three-dimensional location of the object relative to at least one distance measuring device includes: a frame selecting unit configured to select a set of the successive image groups; a model generating unit configured to generate a three dimensional model, for each image group in the set of image groups, from images captured at the same time by the two or more spaced apart image capturing devices and from the depth information, and to map a texture to the generated three dimensional model; and a composition unit configured to generate a stroboscopic image, with respect to a stroboscopic image viewpoint, by superposing the three dimensional models generated by the model generating unit on a predetermined background.
    Type: Grant
    Filed: July 23, 2018
    Date of Patent: November 22, 2022
    Assignee: SONY CORPORATION
    Inventors: Hisako Sugano, Junichi Tanaka
  • Publication number: 20220294967
    Abstract: A processor of an imaging support device is configured to acquire data related to a shake correction amount of a shake correction mechanism and a focal length of an imaging apparatus in a state where the shake correction mechanism of the imaging apparatus is operating, and adjust an irradiation range of light from an irradiation apparatus for a target subject based on the acquired data related to the shake correction amount and the acquired data related to the focal length.
    Type: Application
    Filed: May 24, 2022
    Publication date: September 15, 2022
    Applicant: FUJIFILM Corporation
    Inventors: Tetsuya FUJIKAWA, Shinichiro FUJIKI, Junichi TANAKA, Atsushi KAWANAGO
  • Publication number: 20220286613
    Abstract: An imaging support device includes a processor, and a memory that is connected to or incorporated in the processor, in which the processor is configured to derive information related to inclination of an imaging apparatus with respect to a revolution mechanism that enables the imaging apparatus to revolve about each of a first axis and a second axis intersecting with the first axis as a central axis, based on a time series change in revolution angle of the imaging apparatus, the inclination of the imaging apparatus being inclination in a rotation direction about a third axis intersecting with the first axis and the second axis as the central axis, and adjust a position of a captured image obtained by imaging performed by the imaging apparatus based on the information related to the inclination.
    Type: Application
    Filed: May 25, 2022
    Publication date: September 8, 2022
    Inventors: Shinichiro FUJIKI, Tetsuya FUJIKAWA, Junichi TANAKA, Atsushi KAWANAGO
  • Publication number: 20220256086
    Abstract: An imaging support method includes acquiring a focal length of an imaging apparatus, detecting a subject image position of a target subject image showing a target subject in a captured image obtained by capturing an imaging region including the target subject by the imaging apparatus, and performing registration control for setting the detected subject image position to a specific position in the captured image by increasing a ratio of application of an image region movement component compared to a lens moving mechanism in a case where the acquired focal length is greater than or equal to a threshold value, and increasing a ratio of application of the lens moving mechanism compared to the image region movement component in a case where the focal length is less than the threshold value.
    Type: Application
    Filed: April 26, 2022
    Publication date: August 11, 2022
    Inventors: Tetsuya FUJIKAWA, Shinichiro FUJIKI, Junichi TANAKA, Atsushi KAWANAGO
  • Publication number: 20220256091
    Abstract: Provided is an imaging support device including an acquisition portion that acquires reversal information indicating that a revolution direction of an imaging apparatus that is caused to revolve about one axis out of a first axis and a second axis intersecting with the first axis as a central axis by a revolution mechanism enabling the imaging apparatus to revolve about each of the first axis and the second axis as the central axis is reversed, and a control portion that, in a case where the reversal information is acquired by the acquisition portion, performs a control of operating an adjustment portion capable of adjusting a position of a captured image obtained by imaging performed by the imaging apparatus.
    Type: Application
    Filed: April 26, 2022
    Publication date: August 11, 2022
    Inventors: Shinichiro FUJIKI, Tetsuya FUJIKAWA, Junichi TANAKA, Atsushi KAWANAGO
  • Publication number: 20220256083
    Abstract: An imaging support device that supports imaging performed by an imaging apparatus includes an acquisition portion that acquires an in-image shift amount between a predetermined position in a captured image obtained by capturing an imaging region by an imaging element and a position of a target subject image showing a target subject, and a focal length of the imaging apparatus, a derivation portion that derives a movement amount required for moving the position of the target subject image to a specific position by a position adjustment portion which adjusts the position of the target subject image in the captured image, based on the in-image shift amount acquired by the acquisition portion, the focal length acquired by the acquisition portion, and information related to a pixel interval of pixels in the imaging element, and an output portion that outputs the movement amount derived by the derivation portion.
    Type: Application
    Filed: April 26, 2022
    Publication date: August 11, 2022
    Inventors: Shinichiro FUJIKI, Tetsuya FUJIKAWA, Junichi TANAKA, Atsushi KAWANAGO