Patents by Inventor Toshiya Hamada

Toshiya Hamada 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: 11936962
    Abstract: Provided is an information processing device includes a receiving unit that receives a segment file having a plurality of segments and a setting file in which a group to which the segment file belongs is set, and an extraction unit that extracts one or more MP4 samples included in a segment of the segment file and adds attribute information including a reproduction start time of the MP4 sample to the MP4 sample. The information processing device further includes a determination unit that determines a switching position at which the segment file belonging to the group after switching is output in units of the MP4 samples on the basis of an accepted switching operation of the group and the attribute information, and an output unit that outputs an output signal generated from the segment file belonging to the group after the switching from the switching position to an output device.
    Type: Grant
    Filed: March 5, 2020
    Date of Patent: March 19, 2024
    Assignee: SONY GROUP CORPORATION
    Inventors: Yoshiyuki Kobayashi, Toshiya Hamada
  • Publication number: 20240089482
    Abstract: A display device is provided that comprising circuitry configured to transmit, to a reproduction device, an extended display identification data (EDID) that includes the display information representing a performance of the display device. The circuitry further receives HDR video data from the reproduction device including HDR information that includes brightness characteristic information in frame data when the display information includes information representing a display performance of the HDR video, contains the EDID containing information of a 4k resolution or higher, displays an image of the received HDR video data in accordance with brightness designated by the HDR information, and adjusts a brightness of the image of the received HDR video data to a brightness capability for the display of the image.
    Type: Application
    Filed: September 27, 2023
    Publication date: March 14, 2024
    Inventors: Kazuo YAMAMOTO, Toshiya HAMADA, Kuniaki TAKAHASHI, Shinobu HATTORI
  • Patent number: 11812046
    Abstract: The present technology relates to a display device that enables content having a wide dynamic range of brightness to be displayed with an appropriate brightness from a reproduction device. The display comprises circuitry configured to store display information related to high dynamic range (HDR) video and to transmit to the reproduction device an extended display identification data that includes display information representing a performance of the display device. The display device includes a monitor configured to display an image of the HDR video in accordance with brightness designated by HDR information if the monitor is capable of displaying the designated brightness and to adjust a brightness of the image of the HDR video to a brightness capability of the monitor if the monitor is not capable of displaying the designated brightness.
    Type: Grant
    Filed: February 9, 2021
    Date of Patent: November 7, 2023
    Assignee: SATURN LICENSING LLC
    Inventors: Kazuo Yamamoto, Toshiya Hamada, Kuniaki Takahashi, Shinobu Hattori
  • Patent number: 11743520
    Abstract: There are provided an information processing apparatus, an information processing method, and a program. The information processing apparatus includes a generating unit configured to generate a management file which stores information regarding object selection information for selecting object audio data in accordance with a display state of an image, and a transmitting unit configured to transmit the management file.
    Type: Grant
    Filed: March 24, 2022
    Date of Patent: August 29, 2023
    Assignee: Sony Group Corporation
    Inventors: Mitsuru Katsumata, Toshiya Hamada, Naotaka Ojiro
  • Patent number: 11710274
    Abstract: The present technology relates to an image processing apparatus and a file generation apparatus that make it possible to appropriately reproduce a BV content. An image processing apparatus includes: a file acquisition unit that acquires a file having a management region where information for management of a 3D object content is stored and a data region where a track in which streams included in the 3D object content are stored is stored, group information for selection, from a plurality of the streams included in the 3D object content, of the stream appropriate for reproduction of the 3D object content being stored in the management region; and a file processor that selects a plurality of the streams to be used for reproduction of the 3D object content on the basis of the group information. The present technology is applicable to a client apparatus.
    Type: Grant
    Filed: August 31, 2018
    Date of Patent: July 25, 2023
    Assignee: SONY CORPORATION
    Inventors: Ryohei Takahashi, Mitsuhiro Hirabayashi, Mitsuru Katsumata, Toshiya Hamada
  • Publication number: 20230215102
    Abstract: The present disclosure relates to a media distribution device, a media distribution method, and a program enabling to generate a guide voice more appropriately. A media distribution device includes a guide voice generation unit that generates a guide voice describing a rendered image viewed from a viewpoint in a virtual space by using a scene description as information describing a scene in the virtual space and a user viewpoint information indicating a position and a direction of the viewpoint of a user; and an audio encoding unit that mixes the guide voice with original audio, and encodes the guide voice. The present technology can be applied to, for example, a media distribution system that distributes 6DoF media.
    Type: Application
    Filed: May 11, 2021
    Publication date: July 6, 2023
    Inventors: TOSHIYA HAMADA, TAKUMI TSURU
  • Publication number: 20230179798
    Abstract: Provided is a delivery apparatus (400) including a viewpoint information acquisition unit (410) configured to acquire viewpoint information of a user in real-time, a rendering unit (404) configured to perform rendering processing on three-dimensional spatial data in real-time on the basis of the viewpoint information to generate two-dimensional video data corresponding to a field of view of the user, a parameter generation unit (412) configured to generate an encoding parameter on the basis of a parameter regarding the rendering processing, an encoding unit (406) configured to perform encoding processing on the two-dimensional video data in real-time on a basis of the encoding parameter to generate delivering data, and a delivery unit (408) configured to deliver the delivering data to a client.
    Type: Application
    Filed: April 27, 2021
    Publication date: June 8, 2023
    Inventor: TOSHIYA HAMADA
  • Publication number: 20230040490
    Abstract: The present technology relates to a reproduction device, a reproduction method, and a recording medium that enable content having a wide dynamic range of brightness to be displayed with an appropriate brightness. A recording medium, on which the reproduction device of one aspect of the present technology performs reproduction, records coded data of an extended video that is a video having a second brightness range that is wider than a first brightness range, brightness characteristic information that represents a brightness characteristic of the extended video, and brightness conversion definition information used when performing a brightness conversion of the extended video to a standard video that is a video having the first brightness range. The reproduction device decodes the coded data and converts the extended video obtained by decoding the coded data to the standard video on the basis of the brightness conversion definition information.
    Type: Application
    Filed: October 17, 2022
    Publication date: February 9, 2023
    Inventors: Kazuo YAMAMOTO, Toshiya HAMADA, Kuniaki TAKAHASHI, Shinobu HATTORI
  • Patent number: 11533348
    Abstract: There are provided an information processing apparatus, an information processing method, and a program. The information processing apparatus includes a generating unit configured to generate a content file including object selection information for selecting object audio data in accordance with a display state of an image, in which the generating unit stores the object selection information in a metadata file included in the content file.
    Type: Grant
    Filed: December 26, 2018
    Date of Patent: December 20, 2022
    Assignee: SONY GROUP CORPORATION
    Inventors: Mitsuru Katsumata, Toshiya Hamada, Naotaka Ojiro
  • Patent number: 11516428
    Abstract: The present technology relates to a reproduction device, a reproduction method, and a recording medium that enable content having a wide dynamic range of brightness to be displayed with an appropriate brightness. A recording medium, on which the reproduction device of one aspect of the present technology performs reproduction, records coded data of an extended video that is a video having a second brightness range that is wider than a first brightness range, brightness characteristic information that represents a brightness characteristic of the extended video, and brightness conversion definition information used when performing a brightness conversion of the extended video to a standard video that is a video having the first brightness range. The reproduction device decodes the coded data and converts the extended video obtained by decoding the coded data to the standard video on the basis of the brightness conversion definition information.
    Type: Grant
    Filed: June 30, 2021
    Date of Patent: November 29, 2022
    Assignee: SATURN LICENSING LLC
    Inventors: Kazuo Yamamoto, Toshiya Hamada, Kuniaki Takahashi, Shinobu Hattori
  • Publication number: 20220351484
    Abstract: A generation unit (111) generates an identification region map indicating whether or not each divided object data is visible from each position in a three-dimensional space by using information regarding orientation of a normal vector (15) dividing an object (10) in the three-dimensional space and information regarding an outline of the object (10).
    Type: Application
    Filed: July 2, 2020
    Publication date: November 3, 2022
    Inventors: TAKUMI TSURU, TOSHIYA HAMADA, MITSUHIRO HIRABAYASHI
  • Patent number: 11488633
    Abstract: A playback device of the present disclosure includes a processing unit and a control unit. When having acquired identification information, the control unit calculates, on a playback time axis and based on the acquired identification information, a first point-of-time on the playback time axis, the first point-of-time being a point-of-time turning back a current point-of-time on the playback time axis by a first duration-of-time satisfying a first predetermined condition, and newly sets the calculated first point-of-time in the processing unit. The processing unit generates a video in which frames from the first point-of-time are arranged in chronological order, based on at least a part of acquired 6DoF content, a position and an orientation of a set viewpoint, and the first point-of-time newly set by the control unit.
    Type: Grant
    Filed: March 30, 2020
    Date of Patent: November 1, 2022
    Assignee: SONY GROUP CORPORATION
    Inventors: Toshiya Hamada, Mitsuhiro Hirabayashi
  • Publication number: 20220232264
    Abstract: There are provided an information processing apparatus, an information processing method, and a program. The information processing apparatus includes a generating unit configured to generate a management file which stores information regarding object selection information for selecting object audio data in accordance with a display state of an image, and a transmitting unit configured to transmit the management file.
    Type: Application
    Filed: March 24, 2022
    Publication date: July 21, 2022
    Applicant: SONY GROUP CORPORATION
    Inventors: Mitsuru KATSUMATA, Toshiya HAMADA, Naotaka OJIRO
  • Patent number: 11394943
    Abstract: There is provided an image processing apparatus and method, a file generation apparatus and method, and a program that enable a suitable occlusion image to be obtained. The image processing apparatus includes an MPD file processing unit configured to select an occlusion image to be acquired, on the basis of information regarding a viewpoint position of the occlusion image included in an MPD file, from among a plurality of the occlusion images indicated by the MPD file. The present technology can be applied to a client device.
    Type: Grant
    Filed: May 16, 2018
    Date of Patent: July 19, 2022
    Assignee: SONY CORPORATION
    Inventors: Mitsuru Katsumata, Mitsuhiro Hirabayashi, Kazuhiko Takabayashi, Toshiya Hamada, Ryohei Takahashi
  • Publication number: 20220165306
    Abstract: A playback device of the present disclosure includes a processing unit and a control unit. When having acquired identification information, the control unit calculates, on a playback time axis and based on the acquired identification information, a first point-of-time on the playback time axis, the first point-of-time being a point-of-time turning back a current point-of-time on the playback time axis by a first duration-of-time satisfying a first predetermined condition, and newly sets the calculated first point-of-time in the processing unit. The processing unit generates a video in which frames from the first point-of-time are arranged in chronological order, based on at least a part of acquired 6DoF content, a position and an orientation of a set viewpoint, and the first point-of-time newly set by the control unit.
    Type: Application
    Filed: March 30, 2020
    Publication date: May 26, 2022
    Inventors: TOSHIYA HAMADA, MITSUHIRO HIRABAYASHI
  • Publication number: 20220150464
    Abstract: An image processing apparatus according to the present disclosure includes: an acquisition unit that acquires first field-of-view information, which is information for specifying a first field of view of a user in a wide angle-of-view image, and second field-of-view information, which is information for specifying a second field of view, which is a field of view at a destination of a transition from the first field of view; and a generation unit that generates transition field-of-view information, which is information indicating the transition in field of view from the first field of view to the second field of view on the basis of the first field-of-view information and the second field-of-view information.
    Type: Application
    Filed: February 26, 2020
    Publication date: May 12, 2022
    Inventors: NAOTAKA OJIRO, RYOHEI TAKAHASHI, TOSHIYA HAMADA, MITSUHIRO HIRABAYASHI
  • Patent number: 11323757
    Abstract: There are provided an information processing apparatus, an information processing method, and a program. The information processing apparatus includes a generating unit configured to generate a management file which stores information regarding object selection information for selecting object audio data in accordance with a display state of an image, and a transmitting unit configured to transmit the management file.
    Type: Grant
    Filed: December 26, 2018
    Date of Patent: May 3, 2022
    Assignee: SONY GROUP CORPORATION
    Inventors: Mitsuru Katsumata, Toshiya Hamada, Naotaka Ojiro
  • Publication number: 20220122616
    Abstract: An audio reproduction with a realistic feeling is achieved while suppressing incongruity and discomfort given to a user. The information processing device (1, 2) according to an embodiment includes an acquisition section (11) configured to acquire content data including a plurality of objects; an execution timing decision section (134) configured to decide an execution timing for each of the objects; a rendering processing section (151, 152, 153) configured to render each of the objects on the basis of line-of-sight information of a user that has been input immediately before the execution timing of rendering each of the objects; and an output synthesis section (154) configured to synthesize output data for every object that has been generated by the rendering.
    Type: Application
    Filed: December 25, 2019
    Publication date: April 21, 2022
    Inventors: YOSHIYUKI KOBAYASHI, TOSHIYA HAMADA, MITSUHIRO HIRABAYASHI
  • Publication number: 20220124419
    Abstract: An information processing device includes: a receiving unit (251) that receives a segment file having a plurality of segments and a setting file in which a group to which the segment file belongs is set; an extraction unit (271) that extracts one or more MP4 samples included in the segment of the segment file received by the receiving unit (251) and adds attribute information including a reproduction start time of the MP4 sample to the MP4 sample; a determination unit (26) that determines a switching position at which the segment file belonging to the group after switching is output in units of the MP4 samples on the basis of an accepted switching operation of the group and the attribute information; and an output unit (2735) that outputs an output signal generated from the segment file belonging to the group after the switching from the switching position to an output device.
    Type: Application
    Filed: March 5, 2020
    Publication date: April 21, 2022
    Inventors: YOSHIYUKI KOBAYASHI, TOSHIYA HAMADA
  • Patent number: 11272224
    Abstract: To propose an information processing device and an information processing method to correct positions of audio objects during viewpoint switching. Provided is the information processing device which includes a content file generating unit that stores viewpoint switching information, which is to be used in correcting the positions of audio objects during viewpoint switching among a plurality of viewpoints, in the header of a content file and generates the content file.
    Type: Grant
    Filed: December 26, 2018
    Date of Patent: March 8, 2022
    Assignee: SONY CORPORATION
    Inventors: Toshiya Hamada, Kenichi Kanai