Patents by Inventor Hiroyuki Kitada
Hiroyuki Kitada 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).
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Patent number: 11939882Abstract: A turbine rotor blade includes a leading edge portion having a plurality of cooling holes. The plurality of cooling holes includes: m cooling holes arranged in a first range in the blade height direction, where m is an integer of 2 or more; and n cooling holes arranged in a second range on the blade tip side of the first range in the blade height direction, where n is an integer of 2 or more, and n/b<m/a is satisfied, where a is the dimension of the first range in the blade height direction, and b is the dimension of the second range in the blade height direction.Type: GrantFiled: November 12, 2019Date of Patent: March 26, 2024Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.Inventors: Hiroki Kitada, Hiroyuki Otomo
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Patent number: 11924484Abstract: A system control apparatus for acquiring a prototype manifest file that is a basis of a manifest file to be transmitted to a viewing client in a system for delivering video data over a network, includes: an estimation unit configured to analyze content of a prototype manifest file acquired from an origin server, to determine a next acquisition timing of the prototype manifest file; and an acquisition unit configured to acquire the prototype manifest file from the origin server, based on the next acquisition timing determined by the estimation unit.Type: GrantFiled: November 26, 2019Date of Patent: March 5, 2024Assignee: Nippon Telegraph and Telephone CorporationInventors: Takafumi Okuyama, Hiroyuki Kitada, Xiaotian Zhao
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DISTRIBUTION CONTROL APPARATUS, DISTRIBUTION CONTROL SYSTEM, DISTRIBUTION CONTROL METHOD AND PROGRAM
Publication number: 20240064360Abstract: A distribution control device configured to distribute three-dimensional video data including a plurality of meshlets and a texture of each meshlet to a client PC, the device comprising: a distribution control unit configured to select a high-quality meshlet as a meshlet under a viewpoint of a user based on information regarding the viewpoint and the field of view of the user received from the client PC, select a high-quality texture as the texture, select a low-quality meshlet as a meshlet at a position not present in the field of view of the user, and select a low-quality texture as the texture; and a transmission processing unit that transmits the meshlet and the texture selected by the distribution control unit to the client PC.Type: ApplicationFiled: January 5, 2021Publication date: February 22, 2024Inventors: Xiaotian ZHAO, Takafumi OKUYAMA, Hiroyuki KITADA -
Patent number: 11838452Abstract: A control device that controls a bit rate selectable by a client terminal in a video distribution network in which video data is distributed includes a database configured to store distribution information, band allocation information, and distribution system information, the distribution information containing information on video data in a distribution system, the band allocation information containing an allocated band of each session in which the distribution system performs video distribution, and the distribution system information containing a channel band of the distribution system, and a control unit configured to receive a viewing request from the client terminal, calculate an available band in the distribution system with reference to the database, and determine a maximum bit rate selectable by the client terminal based on the available band and one or more bit rates of video data corresponding to the viewing request.Type: GrantFiled: August 19, 2019Date of Patent: December 5, 2023Assignee: Nippon Telegraph and Telephone CorporationInventors: Hiroyuki Kitada, Takafumi Okuyama, Seisho Yasukawa
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Publication number: 20230020645Abstract: A system control apparatus for acquiring a prototype manifest file that is a basis of a manifest file to be transmitted to a viewing client in a system for delivering video data over a network, includes: an estimation unit configured to analyze content of a prototype manifest file acquired from an origin server, to determine a next acquisition timing of the prototype manifest file; and an acquisition unit configured to acquire the prototype manifest file from the origin server, based on the next acquisition timing determined by the estimation unit.Type: ApplicationFiled: November 26, 2019Publication date: January 19, 2023Inventors: Takafumi OKUYAMA, Hiroyuki KITADA, Xiaotian ZHAO
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Patent number: 11463745Abstract: A system control device that transmits a manifest file describing information necessary for acquiring video data to a viewing client in a system that performs distribution of the video data via a network includes: generation means for generating the manifest file on the basis of at least one of identification information indicating a viewer attribute, a time zone, and a state of the system according to a prescribed control policy; and transmission means for transmitting the manifest file generated by the generation means to the viewing client.Type: GrantFiled: November 11, 2019Date of Patent: October 4, 2022Assignee: Nippon Telegraph and Telephone CorporationInventors: Takafumi Okuyama, Hiroyuki Kitada, Hiroshi Inoue, Kenichi Endo, Toshiaki Tsuchiya, Seisho Yasukawa
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Publication number: 20220279249Abstract: A control device that controls a bit rate selectable by a client terminal in a video distribution network in which video data is distributed includes a database configured to store distribution information, band allocation information, and distribution system information, the distribution information containing information on video data in a distribution system, the band allocation information containing an allocated band of each session in which the distribution system performs video distribution, and the distribution system information containing a channel band of the distribution system, and a control unit configured to receive a viewing request from the client terminal, calculate an available band in the distribution system with reference to the database, and determine a maximum bit rate selectable by the client terminal based on the available band and one or more bit rates of video data corresponding to the viewing request.Type: ApplicationFiled: August 19, 2019Publication date: September 1, 2022Inventors: Hiroyuki KITADA, Takafumi OKUYAMA, Seisho YASUKAWA
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Patent number: 11277661Abstract: A quality information collecting system acquiring video data distributed in response to a viewing request and collecting quality-related information regarding video viewing from a viewing client playing back a video includes a quality information control functional unit configured to determine whether or not to request the viewing client having made a viewing request to report quality-related information, based on a network communication situation in which the video data is distributed, and a quality information collecting and analysis functional unit configured to receive, in accordance with a determination of the quality information control functional unit, the quality-related information transmitted from the viewing client.Type: GrantFiled: October 29, 2019Date of Patent: March 15, 2022Assignee: Nippon Telegraph and Telephone CorporationInventors: Hiroshi Inoue, Toshiaki Tsuchiya, Takafumi Okuyama, Seisho Yasukawa, Kenichi Endo, Hiroyuki Kitada
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Publication number: 20220007064Abstract: A system control device that transmits a manifest file describing information necessary for acquiring video data to a viewing client in a system that performs distribution of the video data via a network includes: generation means for generating the manifest file on the basis of at least one of identification information indicating a viewer attribute, a time zone, and a state of the system according to a prescribed control policy; and transmission means for transmitting the manifest file generated by the generation means to the viewing client.Type: ApplicationFiled: November 11, 2019Publication date: January 6, 2022Inventors: Takafumi OKUYAMA, Hiroyuki KITADA, Hiroshi INOUE, Kenichi ENDO, Toshiaki TSUCHIYA, Seisho YASUKAWA
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Publication number: 20210400336Abstract: A quality information collecting system acquiring video data distributed in response to a viewing request and collecting quality-related information regarding video viewing from a viewing client playing back a video includes a quality information control functional unit configured to determine whether or not to request the viewing client having made a viewing request to report quality-related information, based on a network communication situation in which the video data is distributed, and a quality information collecting and analysis functional unit configured to receive, in accordance with a determination of the quality information control functional unit, the quality-related information transmitted from the viewing client.Type: ApplicationFiled: October 29, 2019Publication date: December 23, 2021Inventors: Hiroshi INOUE, Toshiaki TSUCHIYA, Takafumi OKUYAMA, Seisho YASUKAWA, Kenichi ENDO, Hiroyuki KITADA
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Patent number: 6707309Abstract: An accommodation portion for a semiconductor device to be mounted is formed of an accommodation portion of a positioning member that is restricted in its position to a socket body and supported on the same, and an accommodation portion of a positioning member that is supported on the socket body relatively movably with respect to the socket body.Type: GrantFiled: June 26, 2002Date of Patent: March 16, 2004Assignee: Yamaichi Electronics Co., Ltd.Inventors: Masaru Sato, Hiroyuki Kitada
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Patent number: 6609923Abstract: A semiconductor device-socket is provided, in which the amount of the movement of a contact deviation member 32 is restricted by a protrusion 22P such that a predetermined gap CL1 is formed between a partition wall 32W and a movable contact portion 24A1, and a predetermined gap CL2 is also formed between an outer peripheral surface of the partition wall 32W and a movable contact portion 24A2.Type: GrantFiled: June 26, 2002Date of Patent: August 26, 2003Assignee: Yamaichi Electronics Co., Ltd.Inventors: Masaru Sato, Hiroyuki Kitada
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Publication number: 20030001600Abstract: An accommodation portion for a semiconductor device to be mounted is formed of an accommodation portion of a positioning member that is restricted in its position to a socket body and supported on the same, and an accommodation portion of a positioning member that is supported on the socket body relatively movably with respect to the socket body.Type: ApplicationFiled: June 26, 2002Publication date: January 2, 2003Applicant: Yamaichi Electronics Co., Ltd.Inventors: Masaru Sato, Hiroyuki Kitada
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Publication number: 20030003789Abstract: A semiconductor device-socket is provided, in which the amount of the movement of a contact deviation member 32 is restricted by a protrusion 22P such that a predetermined gap CL1 is formed between a partition wall 32W and a movable contact portion 24A1, and a predetermined gap CL2 is also formed between an outer peripheral surface of the partition wall 32W and a movable contact portion 24A2.Type: ApplicationFiled: June 26, 2002Publication date: January 2, 2003Applicant: YAMAICHI ELECTRONICS CO., LTD.Inventors: Masaru Sato, Hiroyuki Kitada