Patents by Inventor Mitsuru Katsumata

Mitsuru Katsumata 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: 20240357425
    Abstract: An information processing apparatus (100) includes a control unit (130). The control unit (130) requests a cellular communication system (30) to activate a communication line used by a plurality of terminal devices (40) that are service providing targets. The control unit (130) assigns the plurality of terminal devices (40) to at least one group according to a service provided. When the service is started to be provided to the plurality of terminal devices (40) corresponding to the one group, the control unit (130) determines a resource to be allocated to the plurality of terminal devices (40) corresponding to the one group. The control unit (130) requests the cellular communication system (30) to secure the resource.
    Type: Application
    Filed: March 7, 2022
    Publication date: October 24, 2024
    Inventors: AYUMI KOBAYASHI, NATSUKI ITAYA, KAZUYUKI SHIMEZAWA, MITSURU KATSUMATA, KENTA ABE
  • Publication number: 20240163491
    Abstract: The present disclosure relates to an information processing device and a method, in which an image quality improvement technology required for reproducing contents can be easily used. Image quality improvement technology information regarding an image quality improvement technology for improving an image quality of an image to be encoded is generated, a content file storing the encoded data of the image is generated, and the image quality improvement technology information is stored in the content file. Furthermore, encoded data of an image to be reproduced is acquired from a content file on the basis of the image quality improvement technology information regarding an image quality improvement technology for improving an image quality of an image, and the encoded data is decoded. The present disclosure can be applied to, for example, an information processing device, an information processing method, or the like.
    Type: Application
    Filed: April 11, 2022
    Publication date: May 16, 2024
    Applicant: Sony Group Corporation
    Inventors: Mitsuru KATSUMATA, Mitsuhiro HIRABAYASHI, Masaru IKEDA, Takeshi TSUKUBA, Kenji KONDO
  • Patent number: 11967153
    Abstract: There is provided an information processing apparatus, a reproduction processing apparatus, and an information processing method that improve data transmission efficiency. A preprocessing unit (102) generates, as scene configuration information indicating a configuration of a scene of 6DoF content including a three-dimensional object in a three-dimensional space, dynamic scene configuration information that changes over time and static scene configuration information that does not change over time, the static scene configuration information being scene configuration information different from the dynamic scene configuration information.
    Type: Grant
    Filed: August 28, 2020
    Date of Patent: April 23, 2024
    Assignee: SONY GROUP CORPORATION
    Inventors: Mitsuru Katsumata, Mitsuhiro Hirabayashi, Ryohei Takahashi
  • Publication number: 20240107049
    Abstract: There is provided an information processing device and an information processing method by which reproduction of a point cloud having no time information can be handled. Metadata that includes reproduction information necessary to reproduce encoded data obtained by encoding one frame of a point cloud by V-PCC or G-PCC and that includes reproduction feasibility information to be used to determine feasibility of reproducing the encoded data is generated. The encoded data and the metadata are stored in a file having a predetermined file structure using the ISOBMFF technology. The present technology is applicable to a data generation device that generates a file into which encoded data of a point cloud having no time information is stored, for example.
    Type: Application
    Filed: December 5, 2023
    Publication date: March 28, 2024
    Applicant: SONY GROUP CORPORATION
    Inventors: Mitsuru KATSUMATA, Ryohei TAKAHASHI, Mitsuhiro HIRABAYASHI
  • Patent number: 11902555
    Abstract: There is provided an information processing device and an information processing method by which reproduction of a point cloud having no time information can be handled. Metadata that includes reproduction information necessary to reproduce encoded data obtained by encoding one frame of a point cloud by V-PCC or G-PCC and that includes reproduction feasibility information to be used to determine feasibility of reproducing the encoded data is generated. The encoded data and the metadata are stored in a file having a predetermined file structure using the ISOBMFF technology. The present technology is applicable to a data generation device that generates a file into which encoded data of a point cloud having no time information is stored, for example.
    Type: Grant
    Filed: December 20, 2019
    Date of Patent: February 13, 2024
    Assignee: SONY GROUP CORPORATION
    Inventors: Mitsuru Katsumata, Ryohei Takahashi, Mitsuhiro Hirabayashi
  • Patent number: 11825135
    Abstract: To provide an information processing apparatus, an information processing method, a reproduction processing apparatus, and a reproduction processing method that provide a user with a viewing experience with a high degree of freedom. A data input unit acquires data of a three-dimensional space configured as a single spatial three-dimensional object including a plurality of three-dimensional objects. A preprocessing unit generates three-dimensional object-specifying information for identifying a specific three-dimensional object included in a three-dimensional space. A file generation unit generates a file including data of a three-dimensional space and three-dimensional object-specifying information generated by the preprocessing unit.
    Type: Grant
    Filed: January 29, 2020
    Date of Patent: November 21, 2023
    Assignee: SONY GROUP CORPORATION
    Inventors: Mitsuru Katsumata, Ryohei Takahashi, Mitsuhiro Hirabayashi
  • Publication number: 20230308661
    Abstract: The present disclosure relates to an information processing apparatus and a method capable of suppressing an increase in load of reproduction processing. A file storing a bitstream track storing a bitstream of content having a subpicture in a frame and an extract base track storing subpicture specifying information which is information for specifying a subpicture to be extracted in the bitstream track is generated. Further, a subpicture is extracted from the bitstream track and a bitstream is generated on the basis of the extract base track of the file. The present disclosure can be applied to, for example, an information processing apparatus, an information processing method, or the like.
    Type: Application
    Filed: September 2, 2021
    Publication date: September 28, 2023
    Applicant: Sony Group Corporation
    Inventors: Mitsuru KATSUMATA, Mitsuhiro HIRABAYASHI
  • 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: 20230179801
    Abstract: A decrease in bit efficiency is suppressed. An information processing device includes an encoding unit (101) that encodes a picture including two or more subpictures to generate encoded data; a metadata generation unit (102) that generates subpicture mapping information including first size information of a first subpicture among the two or more subpictures and information that second size information of each of one or more second subpictures other than the first subpicture being considered the same as the first size information of the first subpicture; and a bitstream generation unit (103) that generates a bitstream including the encoded data and the subpicture mapping information.
    Type: Application
    Filed: March 19, 2021
    Publication date: June 8, 2023
    Applicant: Sony Group Corporation
    Inventors: Mitsuru KATSUMATA, Ryohei TAKAHASHI, Mitsuhiro HIRABAYASHI
  • Publication number: 20220417499
    Abstract: An image of a fixed subpicture being a subpicture in which a position of a reference pixel is fixed in a time direction, in subpictures that are partial areas obtained by dividing a picture, is encoded with a resolution variable in a time direction. Furthermore, coded data obtained by encoding an image of a fixed subpicture being a subpicture in which a position of a reference pixel is fixed in a time direction, in subpictures that are partial areas obtained by dividing a picture, with a resolution variable in a time direction is decoded to generate the image of the resolution of the fixed subpicture. The present disclosure can be applied to, for example, an image processing apparatus, an image encoding apparatus, an image decoding apparatus, an information processing apparatus, an image processing method, an information processing method, or the like.
    Type: Application
    Filed: December 10, 2020
    Publication date: December 29, 2022
    Applicant: Sony Group Corporation
    Inventors: Mitsuru KATSUMATA, Mitsuhiro HIRABAYASHI, Masaru IKEDA, Yoichi YAGASAKI, Yuji FUJIMOTO, Takeshi TSUKUBA
  • Publication number: 20220406062
    Abstract: There is provided an information processing apparatus, a reproduction processing apparatus, and an information processing method that improve data transmission efficiency. A preprocessing unit (102) generates, as scene configuration information indicating a configuration of a scene of 6DoF content including a three-dimensional object in a three-dimensional space, dynamic scene configuration information that changes over time and static scene configuration information that does not change over time, the static scene configuration information being scene configuration information different from the dynamic scene configuration information.
    Type: Application
    Filed: August 28, 2020
    Publication date: December 22, 2022
    Applicant: SONY GROUP CORPORATION
    Inventors: Mitsuru KATSUMATA, Mitsuhiro HIRABAYASHI, Ryohei TAKAHASHI
  • Patent number: 11532103
    Abstract: The present disclosure relates to an information processing apparatus and an information processing method that are capable of distributing higher-quality G-PCC streams. When G-PCC streams obtained by encoding Point Cloud data according to G-PCC are generated, there are generated spatial positional information indicating spatial positions of respective pieces of partial Point Cloud data that represent individual parts into which the Point Cloud data is segmented, and grouping information that groups the partial Point Cloud data. The present technology is applicable to a generating apparatus that generates G-PCC streams, for example.
    Type: Grant
    Filed: December 16, 2019
    Date of Patent: December 20, 2022
    Assignee: SONY GROUP CORPORATION
    Inventors: Ryohei Takahashi, Mitsuhiro Hirabayashi, Mitsuru Katsumata, Takumi Tsuru, Ohji Nakagami, Satoru Kuma
  • 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
  • Publication number: 20220239994
    Abstract: Provided are an information processing apparatus, a reproduction processing apparatus, an information processing method, and a reproduction processing method that enable a client device to efficiently select a content configuration. A preprocessing unit generates content configuration selection information, with respect to one or a plurality of contents, for determining whether or not each of the contents is reproducible, each of the contents having a content configuration including one or more three-dimensional objects and space arrangement information therefor to represent a virtual space. A file generation unit generates a file including data about the virtual space and the content configuration selection information.
    Type: Application
    Filed: March 31, 2020
    Publication date: July 28, 2022
    Applicant: Sony Group Corporation
    Inventors: Mitsuru KATSUMATA, Ryohei TAKAHASHI, Mitsuhiro HIRABAYASHI
  • Patent number: 11398077
    Abstract: The present disclosure relates to a reproducing device, a reproducing method, a recording device, a recording method, a reproducing/recording device, a reproducing/recording method, and a program capable of supporting more appropriate 3D model display. A reproduction processing unit reproduces free visual point moving image content including a free visual point moving image stream and an edit data stream, and display of a 3D model arranged in a space recreated by the free visual point moving image stream in accordance with basic information set in edit data constituting the edit data stream is controlled with reference to additional information set in the edit data. The present technology can be applied to, for example, a reproducing device capable of reproducing free visual point moving image content.
    Type: Grant
    Filed: September 22, 2017
    Date of Patent: July 26, 2022
    Assignee: SONY CORPORATION
    Inventors: Mitsuru Katsumata, Shihhao Wen
  • 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: 20220159316
    Abstract: To provide an information processing apparatus, an information processing method, a reproduction processing apparatus, and a reproduction processing method that provide a user with a viewing experience with a high degree of freedom. A data input unit acquires data of a three-dimensional space configured as a single spatial three-dimensional object including a plurality of three-dimensional objects. A preprocessing unit generates three-dimensional object-specifying information for identifying a specific three-dimensional object included in a three-dimensional space. A file generation unit generates a file including data of a three-dimensional space and three-dimensional object-specifying information generated by the preprocessing unit.
    Type: Application
    Filed: January 29, 2020
    Publication date: May 19, 2022
    Applicant: Sony Group Corporation
    Inventors: Mitsuru KATSUMATA, Ryohei TAKAHASHI, 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