Patents by Inventor Ryota ISHIBASHI
Ryota ISHIBASHI 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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Publication number: 20250132188Abstract: Provided is a plasma processing apparatus that improves exhaust conductance in a vacuum vessel and generates stable plasma. The plasma processing apparatus has a plurality of drive actuators disposed outside the vacuum vessel, and the drive actuators and an outer peripheral portion of the bottom surface of a sample stage are connected to each other by a plurality of arms. The sample stage is driven upwards and downwards by driving the arms upwards and downwards using the drive actuators. Cables and the arms connected to the sample stage for power supply are vertically arranged in parallel, sliding of the cables is suppressed by performing a wiring route of the cables along the arms, and the volume of the vacuum vessel occupied by a sample stage unit is reduced.Type: ApplicationFiled: December 26, 2022Publication date: April 24, 2025Inventors: Ryota ISHIBASHI, Shengnan YU, Kohei SATO
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Publication number: 20250087912Abstract: A heat shrinkable connection component according to one embodiment of the present disclosure is used for the purpose of connecting an insulated wire that is obtained by covering a conductor with an insulating layer. This heat shrinkable connection component is provided with a heat shrinkable tube that has a melting point of 210° C. to 250° C. and a pair of sealing parts that are arranged on the inner circumferential surfaces of both end parts of the heat shrinkable tube; and the sealing material of the sealing parts has a shear viscosity of 1,000 Pa·s to 2,000 Pa·s at a shear rate of 100/s at 250° C., and a shear viscosity of 7,000 Pa·s to 70,000 Pa·s at a shear rate of 0.01/s at 215° C.Type: ApplicationFiled: December 21, 2022Publication date: March 13, 2025Applicants: SUMITOMO ELECTRIC FINE POLYMER, INC., SUMITOMO ELECTRIC INDUSTRIES, LTD.Inventors: Keiji ISHIBASHI, Seiichirou MURATA, Ryota FUKUMOTO
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Patent number: 12198550Abstract: A video distribution device according to an embodiment is a video distribution device that distributes videos from a plurality of cameras installed in each of a plurality of vehicles that perform autonomous driving to a terminal, and includes a probability of collision calculating unit that calculates a probability of collision indicating a probability of the vehicles colliding with an object by a predetermined time of day, a selecting unit that selects, out of the videos of the plurality of cameras, video from a camera installed in a vehicle of which the probability of collision is highest, and a control unit for setting video quality of the video of the selected camera to be high.Type: GrantFiled: April 16, 2020Date of Patent: January 14, 2025Assignee: Nippon Telegraph and Telephone CorporationInventors: Takuma Tsubaki, Ryota Ishibashi, Yuki Nakahara, Kotaro Ono, Takeshi Kuwahara
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Publication number: 20240391472Abstract: Provided is a control apparatus that controls a data acquisition cycle of a sensor of a mobile device in a control system including the mobile device and a mobile device control apparatus that controls the mobile device by analyzing data periodically acquired by the sensor, the control apparatus including: acquisition means for acquiring a speed of the mobile device; and determination means for determining the data acquisition cycle to be set for the sensor, based on the speed and a maximum data acquisition cycle of the sensor to satisfy an allowable reaction distance in the mobile device.Type: ApplicationFiled: September 22, 2021Publication date: November 28, 2024Inventors: Takuma TSUBAKI, Ryota ISHIBASHI, Takeshi KUWAHARA
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Patent number: 12126519Abstract: A control device includes an information acquisition unit that receives a source address of a packet from a node that receives the packet transmitted from a user terminal, and acquires position information about the user terminal on a basis of the source address, a determination unit that determines a hub to which the user terminal should connect, on a basis of the position information, and a control execution unit that launches an application in the hub and changes a routing such that packets transmitted from the user terminal are transmitted to the application.Type: GrantFiled: December 3, 2019Date of Patent: October 22, 2024Assignee: Nippon Telegraph and Telephone CorporationInventors: Naoki Higo, Ryota Ishibashi, Yuki Nakahara, Takeshi Kuwahara
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Patent number: 11977450Abstract: Backup system and method that can determine a backup destination in consideration of disaster are provided. There are provided: a data acquisition unit 110 that acquires disaster information, network information, and node information; a replication group construction unit 130 that generates, based on the disaster information, and the like, replication group information including association information between a first node that stores original data and one or more second nodes that are candidates for backup destination of the original data, and saves the replication group information in a storage unit 120; a replication destination node calculation unit 140 that, when executing backup of the original data, calculates the second node as backup destination from the replication group; and a replication processing unit 230 that replicates and stores the original data into the storage of the second node.Type: GrantFiled: August 7, 2019Date of Patent: May 7, 2024Assignee: Nippon Telegraph and Telephone CorporationInventors: Takuma Tsubaki, Ryota Ishibashi, Kotaro Ono, Yuki Nakahara, Takeshi Kuwahara, Naoki Higo, Kenta Kawakami, Yusuke Urata
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Patent number: 11875192Abstract: A system and method capable of efficiently using and operating resources and allowing a cluster satisfying requirements of functions/services provided to terminals to be configured of multi-access edge computing (MEC) servers are provided.Type: GrantFiled: January 16, 2020Date of Patent: January 16, 2024Assignee: Nippon Telegraph and Telephone CorporationInventors: Kotaro Ono, Naoki Higo, Takuma Tsubaki, Yusuke Urata, Ryota Ishibashi, Kenta Kawakami, Takeshi Kuwahara
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Patent number: 11863462Abstract: A resource allocation device includes: a course estimation unit that estimates a course of each mobile terminal based on a location of a mobile terminal acquired from a network device, and estimates a probability that each mobile terminal is located in each area at time of prediction; a determination unit that calculates, for each area, the number of mobile terminals in the area using the probability and determines whether the maximum value of an overcommit ratio for each area exceeds an upper limit; and an execution unit that executes the allocation or release of resources to an MEC server group located in each area when the maximum value of the overcommit ratio is equal to or less than the upper limit, and refrains from executing the allocation or release of the resources to the MEC server group when the maximum value of the overcommit ratio exceeds the upper limit.Type: GrantFiled: July 23, 2019Date of Patent: January 2, 2024Assignee: Nippon Telegraph and Telephone CorporationInventors: Kotaro Ono, Ryota Ishibashi, Takuma Tsubaki, Naoki Higo, Yuki Nakahara, Takeshi Kuwahara
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Publication number: 20230244225Abstract: A control device for controlling a moving body in a system of monitoring the moving body from a remote location via a network includes a policy database configured to store policy information for controlling the moving body, a policy information calculation unit configured to calculate policy information indicating details of control according to a quality of the network on the basis of surrounding conditions of the moving body and to store the policy information in the policy database, and a control execution unit configured to acquire the quality of the network and to execute control corresponding to the quality of the network with reference to the policy information.Type: ApplicationFiled: March 12, 2021Publication date: August 3, 2023Inventors: Takuma TSUBAKI, Ryota ISHIBASHI, Takeshi KUWAHARA
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Publication number: 20230169862Abstract: A video distribution device according to an embodiment is a video distribution device that distributes videos from a plurality of cameras installed in each of a plurality of vehicles that perform autonomous driving to a terminal, and includes a probability of collision calculating unit that calculates a probability of collision indicating a probability of the vehicles colliding with an object by a predetermined time of day, a selecting unit that selects, out of the videos of the plurality of cameras, video from a camera installed in a vehicle of which the probability of collision is highest, and a control unit for setting video quality of the video of the selected camera to be high.Type: ApplicationFiled: April 16, 2020Publication date: June 1, 2023Inventors: Takuma TSUBAKI, Ryota ISHIBASHI, Yuki NAKAHARA, Kotaro ONO, Takeshi KUWAHARA
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Publication number: 20230086437Abstract: A name resolution result control system which controls a name resolution result at a terminal which utilizes an application on one or more edge platforms which are physically deployed in a dispersed manner includes a name resolution unit configured to receive a request for name resolution for the application from the terminal and transmit information of the application on an edge platform which is optimal for the terminal to the terminal as a name resolution result, and a name resolution result control unit configured to execute control for deleting the name resolution result at the terminal by being triggered by a predetermined event.Type: ApplicationFiled: February 28, 2020Publication date: March 23, 2023Inventors: Kotaro ONO, Yuki NAKAHARA, Ryota ISHIBASHI, Takeshi KUWAHARA
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Publication number: 20230007919Abstract: A control device includes an information acquisition unit that receives a source address of a packet from a node that receives the packet transmitted from a user terminal, and acquires position information about the user terminal on a basis of the source address, a determination unit that determines a hub to which the user terminal should connect, on a basis of the position information, and a control execution unit that launches an application in the hub and changes a routing such that packets transmitted from the user terminal are transmitted to the application.Type: ApplicationFiled: December 3, 2019Publication date: January 12, 2023Inventors: Naoki HIGO, Ryota ISHIBASHI, Yuki Nakahara, Takeshi KUWAHARA
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Patent number: 11552897Abstract: Provided is a remote control system and a method enabling packets, related to a control signal and simultaneously transmitted from a controller to a plurality of controlled devices, to be received by the controlled devices without a difference in delay. Edge nodes that are packet transfer devices are provided on communication paths between a controller provided on a network and a plurality of controlled devices provided in a location. The edge nodes each include a transfer processing unit that transfers the packets from the controller to the controlled devices, and a timing control unit that controls transmission timing of the packets in the transfer processing unit to reduce a difference in arrival time of a plurality of packets simultaneously transmitted from the controller to the plurality of controlled devices, at the plurality of controlled devices.Type: GrantFiled: August 23, 2019Date of Patent: January 10, 2023Assignee: Nippon Telegraph and Telephone CorporationInventors: Yuki Nakahara, Ryota Ishibashi, Takeshi Kuwahara
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Patent number: 11467797Abstract: Provided is a virtual world construction system that does not impair consistency between virtual worlds and places only small loads on terminals. A client application 10 that is implemented on a user terminal, a plurality of server applications 20 that are implemented on servers, and a proxy 30 that is located on a communication path between the user terminal and the servers and relays operation information and video information are provided. The proxy 30 includes a motion duplication unit 31 that transmits operation information to the plurality of servers by duplicating the operation information, and a video integration/rendering control unit 32 that transmits timing information regarding rendering timing to the plurality of servers, and transmits video information received from at least one of the servers, to the user terminals.Type: GrantFiled: August 1, 2019Date of Patent: October 11, 2022Assignee: Nippon Telegraph and Telephone CorporationInventors: Naoki Higo, Ryota Ishibashi, Takuma Tsubaki, Kojun Koshiji, Toshimitsu Tsubaki, Takeshi Kuwahara
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Publication number: 20220255878Abstract: A resource allocation device 2 includes: a course estimation unit 23 that estimates a course of each mobile terminal 5 based on network information about a location of a mobile terminal 5 acquired from a network device 4, and estimates a probability that each mobile terminal 5 is located in each area at time of prediction; a determination unit 24 that calculates, for each area, the number of mobile terminals 5 in the area using the probability and determines whether the maximum value of an overcommit ratio for each area calculated based on the number of mobile terminals 5 in the area exceeds an upper limit; and an execution unit 25 that executes the allocation or release of resources to an MEC server group 3 located in each area when the maximum value of the overcommit ratio is equal to or less than the upper limit, and refrains from executing the allocation or release of the resources to the MEC server group 3 when the maximum value of the overcommit ratio exceeds the upper limit.Type: ApplicationFiled: July 23, 2019Publication date: August 11, 2022Inventors: Kotaro ONO, Ryota ISHIBASHI, Takuma TSUBAKI, Naoki HIGO, Yuki NAKAHARA, Takeshi KUWAHARA
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Publication number: 20220129328Abstract: A distributed system that uses, in a network, a plurality of computational resources to perform processing on data includes an assignment unit that assigns data to a plurality of data processing units, and a determination unit that collects a data processing time in each data processing unit and a communication time between the assignment unit and each data processing unit, determines assignment of data to each data processing unit based on the data processing time and the communication time that are collected, and notifies the assignment unit of information on the determined assignment.Type: ApplicationFiled: February 20, 2020Publication date: April 28, 2022Inventors: Naoki HIGO, Takuma TSUBAKI, Yusuke URATA, Kotaro ONO, Kenta KAWAKAMI, Ryota ISHIBASHI, Takeshi KUWAHARA
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Publication number: 20220114029Abstract: A system and method capable of efficiently using and operating resources and allowing a cluster satisfying requirements of functions/services provided to terminals to be configured of MEC servers are provided.Type: ApplicationFiled: January 16, 2020Publication date: April 14, 2022Inventors: Kotaro Ono, Naoki Higo, Takuma TSUBAKI, Yusuke Urata, Ryota Ishibashi, Kenta Kawakami, Takeshi Kuwahara
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Publication number: 20220083425Abstract: Backup system and method that can determine a backup destination in consideration of disaster are provided. There are provided: a data acquisition unit 110 that acquires disaster information, network information, and node information; a replication group construction unit 130 that generates, based on the disaster information, and the like, replication group information including association information between a first node that stores original data and one or more second nodes that are candidates for backup destination of the original data, and saves the replication group information in a storage unit 120; a replication destination node calculation unit 140 that, when executing backup of the original data, calculates the second node as backup destination from the replication group; and a replication processing unit 230 that replicates and stores the original data into the storage of the second node.Type: ApplicationFiled: August 7, 2019Publication date: March 17, 2022Inventors: Takuma TSUBAKI, Ryota ISHIBASHI, Kotaro ONO, Yuki NAKAHARA, Takeshi KUWAHARA, Naoki HIGO, Kenta KAWAKAMI, Yusuke URATA
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Publication number: 20220027116Abstract: Provided is a virtual world construction system that does not impair consistency between virtual worlds and places only small loads on terminals. A client application 10 that is implemented on a user terminal, a plurality of server applications 20 that are implemented on servers, and a proxy 30 that is located on a communication path between the user terminal and the servers and relays operation information and video information are provided. The proxy 30 includes a motion duplication unit 31 that transmits operation information to the plurality of servers by duplicating the operation information, and a video integration/rendering control unit 32 that transmits timing information regarding rendering timing to the plurality of servers, and transmits video information received from at least one of the servers, to the user terminals.Type: ApplicationFiled: August 1, 2019Publication date: January 27, 2022Inventors: Naoki Higo, Ryota Ishibashi, Takuma TSUBAKI, Kojun Koshiji, Toshimitsu Tsubaki, Takeshi Kuwahara
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Patent number: 11218426Abstract: A packet processing system and method for enabling real-time packet processing while preventing an unnecessary delay increase are provided. A terminal 10-1 and a terminal 10-2 that transmit different types of packets in real time, a communication device 30 that processes packets transmitted by the terminal 10-1, and a packet processing device 100 disposed in a communication path of the packet from the terminal 10-1 and the terminal 10-2 to the communication device. The packet processing device 100 determines a processing method for the packets received from the terminal 10-1 based on the packets received from the terminal 10-2, creates a processing method determination table, and creates a processing method list. The terminal information packet processing unit 124 processes the packets received from the terminal 10-1 per packet unit based on the processing method list.Type: GrantFiled: February 7, 2019Date of Patent: January 4, 2022Assignee: Nippon Telegraph and Telephone CorporationInventors: Kotaro Ono, Ryota Ishibashi, Takeshi Kuwahara