Patents by Inventor Toshihisa Nabetani
Toshihisa Nabetani 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: 20240422814Abstract: According to one embodiment, an information processing device includes an acquisition part and a processor. The acquisition part is configured to acquire input information related to a plurality of target devices. The processor is configured to perform first processing and second processing. In the first processing, the processor derives a first solution of a problem determined according to the input information. In the second processing, the processor derives output information by using the 10 first solution, and a plurality of scores calculated from the first solution and second information.Type: ApplicationFiled: February 5, 2024Publication date: December 19, 2024Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Hayato GOTO, Haruka OBATA, Toshihisa NABETANI, Kosuke TATSUMURA
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Patent number: 12140928Abstract: A system capable of communicating with a terminal includes a processor and a transmitter. The processor is configured to generate a first control signal including a first target position to operate at least part of the terminal and generate a second control signal including a second target position to operate at least part of the terminal after an operation of the at least part of the terminal in accordance with the first target position. The transmitter is configured to transmit the first control signal to the terminal at a first timing and transmit the second control signal to the terminal at a second timing after the first timing. The first target position is farther than a position which the at least part of the terminal is to reach at the second timing.Type: GrantFiled: August 30, 2023Date of Patent: November 12, 2024Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Tomoya Tandai, Toshihisa Nabetani, Koji Akita, Miyuki Ogura, Ryoko Matsuo
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Patent number: 12137376Abstract: In a multi-hop network including a wireless relay device and a gateway device, the wireless relay device includes a determination unit which determines whether a wireless device connected to the wireless relay device supports a routing protocol of the multi-hop network, and a notification unit which notifies the gateway device or another wireless relay device in the multi-hop network of information for identifying the wireless device when the determination unit determines that the wireless device does not support the routing protocol.Type: GrantFiled: March 3, 2022Date of Patent: November 5, 2024Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Takaomi Murakami, Miyuki Ogura, Tatsuma Hirano, Toshihisa Nabetani
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Publication number: 20240178888Abstract: According to one embodiment, a wireless communication device includes a receiver configured to receive a plurality of first frames which are transmitted by multiplexing; and a transmitter configured to transmit a second frame containing check results indicating whether the plurality of first frames are successfully received and first information specifying at least one wireless communication device. The receiver is configured to receive a plurality of third frames transmitted by multiplexing in response to the second frame.Type: ApplicationFiled: February 1, 2024Publication date: May 30, 2024Applicant: International Semiconductor GroupInventors: Toshihisa NABETANI, Ryoko MATSUO, Tomoko ADACHI, Tsuguhide AOKI
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Patent number: 11956067Abstract: According to one embodiment, a wireless base station includes a transmitter and a receiver. The transmitter transmits a control signal and one or more operation signals to the second wireless communication terminal. The control signal instructs to transmit a signal that requests terminal-to-terminal communication between a first wireless communication terminal and the second wireless communication terminal. The operation signals are used for operating at least a part of the first wireless communication terminal. The receiver is capable of receiving at least one of a response signal or a data signal transmitted from the first wireless communication terminal to the second wireless communication terminal after the operation signals are transmitted.Type: GrantFiled: September 9, 2021Date of Patent: April 9, 2024Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Ryoko Matsuo, Miyuki Ogura, Koji Akita, Tomoya Tandai, Toshihisa Nabetani, Tsuyoshi Kogawa
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Patent number: 11923920Abstract: According to one embodiment, a wireless communication device includes a receiver configured to receive a plurality of first frames which are transmitted by multiplexing; and a transmitter configured to transmit a second frame containing check results indicating whether the plurality of first frames are successfully received and first information specifying at least one wireless communication device. The receiver is configured to receive a plurality of third frames transmitted by multiplexing in response to the second frame.Type: GrantFiled: March 3, 2023Date of Patent: March 5, 2024Assignee: International Semiconductor GroupInventors: Toshihisa Nabetani, Ryoko Matsuo, Tomoko Adachi, Tsuguhide Aoki
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Patent number: 11903028Abstract: According to one embodiment, a wireless communication device includes: controlling circuitry configured to set at least one of: a first transmission prohibition period for a first network to which the wireless communication device belongs; or a second transmission prohibition period for a second network, and to determine, when a first frame addressed to another device is received in a case that the first transmission prohibition period is not set and the second transmission prohibition period is set, a state of a wireless medium based on comparing a reception level of the first frame with a threshold defined corresponding to one of the first network and the second network, to which a sender of the first frame belongs.Type: GrantFiled: July 18, 2022Date of Patent: February 13, 2024Assignee: International Semiconductor GroupInventors: Ryoko Matsuo, Tomoya Tandai, Toshihisa Nabetani
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Publication number: 20240040599Abstract: According to one embodiment, a communication system includes a base station based on a communication standard and an allocation information generation device from the base station. The allocation information generation device comprises first and second generators. The first and the second generators output first and second allocation information until a first time elapses after an allocation request is received. The allocation information generation device transmits, to the base station, one of the first and the second allocation information which satisfies a constraint defined by the communication standard.Type: ApplicationFiled: March 10, 2023Publication date: February 1, 2024Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Haruka OBATA, Toshihisa NABETANI, Kabuto ARAI, Kosuke TATSUMURA, Hayato GOTO, Yoshisato SAKAI
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Publication number: 20240031992Abstract: According to one embodiment, a wireless communication system includes a base station, a first allocation determination device, and a second allocation determination device. The base station is capable of wirelessly communicating with terminal devices each having either a first characteristic or a second characteristic. The first allocation determination device determines allocation of communication resources to at least one of the terminal devices. The second allocation determination device determines allocation of communication resources to at least another one of the terminal devices.Type: ApplicationFiled: March 8, 2023Publication date: January 25, 2024Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Haruka OBATA, Toshihisa NABETANI, Kabuto ARAI
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Patent number: 11880186Abstract: According to one embodiment, a system includes a processor and a transmitter. The processor is configured to generate a first control signal including a first instruction to operate at least part of a terminal with in a first validity and generate a second control signal including a second instruction to operate at least part of the terminal within a second validity period after an operation of the at least part of the terminal in accordance with the first instruction. The transmitter is configured to transmit the first control signal to the terminal at first timing and transmit the second control signal to the terminal at second timing after the first timing. An end of the first validity period is after the second validity timing.Type: GrantFiled: March 8, 2021Date of Patent: January 23, 2024Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Tomoya Tandai, Toshihisa Nabetani, Koji Akita, Miyuki Ogura, Ryoko Matsuo
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Publication number: 20230413245Abstract: According to one embodiment, a base station includes a communication circuit and a controller. The communication circuit receives and transmits uplink data and downlink data. The controller calculates a downlink remaining time based on a first time when the communication circuit receives a resource allocation request, a second time when the communication circuit receives the uplink data, a third time when the communication circuit receives the downlink data, and a round-trip delay threshold time, and determines a fourth time when the communication circuit will transmit the downlink data to the terminal based on the downlink remaining time.Type: ApplicationFiled: February 22, 2023Publication date: December 21, 2023Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Kabuto ARAI, Toshihisa NABETANI, Haruka OBATA
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Publication number: 20230409005Abstract: A system capable of communicating with a terminal includes a processor and a transmitter. The processor is configured to generate a first control signal including a first target position to operate at least part of the terminal and generate a second control signal including a second target position to operate at least part of the terminal after an operation of the at least part of the terminal in accordance with the first target position. The transmitter is configured to transmit the first control signal to the terminal at a first timing and transmit the second control signal to the terminal at a second timing after the first timing. The first target position is farther than a position which the at least part of the terminal is to reach at the second timing.Type: ApplicationFiled: August 30, 2023Publication date: December 21, 2023Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Tomoya TANDAI, Toshihisa NABETANI, Koji AKITA, Miyuki OGURA, Ryoko MATSUO
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Patent number: 11838394Abstract: According to one embodiment, a wireless communication device includes: a receiver configured to receive a plurality of first frames transmitted by spatial multiplexing; and a transmitter configured to transmit a second frame containing check results indicating whether the first frames are successfully received and first information specifying at least one communication device. The receiver is configured to receive a plurality of third frames transmitted by spatial multiplexing from a communication device having transmitted the first frame the check result of which represents failure and the communication device specified in the first information.Type: GrantFiled: May 3, 2022Date of Patent: December 5, 2023Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Toshihisa Nabetani, Ryoko Matsuo, Tomoko Adachi, Tsuguhide Aoki
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Publication number: 20230319804Abstract: A wireless communication apparatus which can simultaneously conduct communication on at least two frequency channels is described. The apparatus includes a communication unit which refers to a connection management table to determine a communication system which can be used by a wireless communication terminal using an identifier of the wireless communication terminal, and conducts communication with the wireless communication terminal on a second frequency channel using the communication system, when a request from the wireless communication terminal to change the first frequency channel to the second frequency channel is permitted.Type: ApplicationFiled: June 7, 2023Publication date: October 5, 2023Applicant: International Semiconductor GroupInventors: Tomoko ADACHI, Toshihisa NABETANI, Kiyoshi TOSHIMITSU, Tatsuma HIRANO
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Publication number: 20230276467Abstract: A wireless communication system can change a subcarrier spacing. The system includes a control device and an allocation determination device. The control device controls wireless communication between the terminal devices and the communication device. The allocation determination device generates allocation information indicating a communication block included in communication blocks, where the allocation information is for at least one of the terminal devices. The control device determines an allocation time for allocating by the allocation determination device. The control device outputs, to the allocation determination device, an allocation request including reference information regarding communication and information regarding the allocation time. The allocation determination device outputs the allocation information regarding the terminal devices to the control device by a reply time before the allocation time using the reference information.Type: ApplicationFiled: August 27, 2022Publication date: August 31, 2023Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Haruka OBATA, Toshihisa NABETANI, Kabuto ARAI, Kosuke TATSUMURA, Yasuyuki TANAKA
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Patent number: 11729746Abstract: According to one embodiment, a base station communicably connected to a wireless terminal is provided. The base station includes a processor and a transmitter. The processor is configured to acquire communication condition information indicating conditions of wireless communication with the wireless terminal. The transmitter is configured to transmit the communication condition information to a system managing a first network slice and a second network slice which can be used by the base station.Type: GrantFiled: March 1, 2021Date of Patent: August 15, 2023Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Haruka Obata, Toshihisa Nabetani, Tomoya Tandai, Miyuki Ogura, Tatsuma Hirano, Tsuyoshi Kogawa
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Patent number: 11706750Abstract: A wireless communication apparatus which can simultaneously conduct communication on at least two frequency channels is described. The apparatus includes a communication unit which refers to a connection management table to determine a communication system which can be used by a wireless communication terminal using an identifier of the wireless communication terminal, and conducts communication with the wireless communication terminal on a second frequency channel using the communication system, when a request from the wireless communication terminal to change the first frequency channel to the second frequency channel is permitted.Type: GrantFiled: June 8, 2022Date of Patent: July 18, 2023Assignee: International Semiconductor GroupInventors: Tomoko Adachi, Toshihisa Nabetani, Kiyoshi Toshimitsu, Tatsuma Hirano
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Publication number: 20230208477Abstract: According to one embodiment, a wireless communication device includes a receiver configured to receive a plurality of first frames which are transmitted by multiplexing; and a transmitter configured to transmit a second frame containing check results indicating whether the plurality of first frames are successfully received and first information specifying at least one wireless communication device. The receiver is configured to receive a plurality of third frames transmitted by multiplexing in response to the second frame.Type: ApplicationFiled: March 3, 2023Publication date: June 29, 2023Applicant: International Semiconductor GroupInventors: Toshihisa NABETANI, Ryoko MATSUO, Tomoko ADACHI, Tsuguhide AOKI
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Patent number: 11671214Abstract: According to one embodiment, a wireless communication apparatus includes transmitter circuitry, receiver circuitry and processing circuitry. The processing circuitry is configured to determine, based on a first acknowledgement frame and a second acknowledgement frame, a first data frame received by a first wireless communication apparatus and not received by a second wireless communication apparatus among data frames. The processing circuitry is configured to determine that the transmitter circuitry transmits at least one of the first data frame and a second data frame to the second wireless communication apparatus, and the first wireless communication apparatus transmits the first data frame to the second wireless communication apparatus.Type: GrantFiled: September 10, 2020Date of Patent: June 6, 2023Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Masahiro Sekiya, Toshihisa Nabetani, Tatsuma Hirano, Toshio Ariga
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Patent number: RE49622Abstract: A wireless communication device includes a transmitter and a receiver. The transmitter transmits a first frame containing notification information to specify first and second wireless terminals and a second frame for channel estimation. The receiver receives a third frame transmitter from the first wireless terminal and a fourth frame transmitted from the second wireless terminal. The third frame and the fourth frame are transmitted in a multiplexing scheme by the first and the second wireless terminals. The third frame contains first channel information estimated based on the second frame. The fourth frame contains second channel information estimated based on the second frame. The first frame contains at least either information to specify a preamble of the third frame and a preamble of the fourth frame or information to specify a subcarrier used for transmission of the third frame and a subcarrier used for transmission of the fourth frame.Type: GrantFiled: August 28, 2020Date of Patent: August 22, 2023Assignee: INTERNATIONAL SEMICONDUCTOR GROUPInventors: Toshihisa Nabetani, Tsuguhide Aoki, Hiroki Mori