Patents by Inventor Masaya Yoshioka
Masaya Yoshioka 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: 20240172279Abstract: A transmission node includes: a reception unit configured to receive a notification of a resource to be used for transmission; a control unit configured to execute an LBT (Listen before talk) to obtain a resource that is selected autonomously; and a transmission unit configured to transmit a desired signal with at least one of the resource of the notification and the resource obtained by the LBT.Type: ApplicationFiled: April 14, 2021Publication date: May 23, 2024Applicant: NTT DOCOMO, INC.Inventors: Masaya Okamura, Shinya Kumagai, Shohei Yoshioka, Yuki Takahashi, Mayuko Okano
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Publication number: 20240172211Abstract: A communication apparatus including: a reception unit configured to detect a preamble transmitted from a transmission node; and a control unit configured to determine a demodulation operation for a received signal according to whether information related to a destination is included in the preamble.Type: ApplicationFiled: March 24, 2021Publication date: May 23, 2024Applicant: NTT DOCOMO, INC.Inventors: Mayuko Okano, Shinya Kumagai, Shohei Yoshioka, Masaya Okamura, Yuki Takahashi, Yuki Matsumura
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Publication number: 20240147429Abstract: A communication device includes: a receiving unit configured to receive a preamble in resources that are selected autonomously by another communication device; and a control unit configured to acquire, based on the preamble, information for receiving a control signal from the another communication device, and, in this communication device, the receiving unit receives the control signal from the another communication device based on the information.Type: ApplicationFiled: March 12, 2021Publication date: May 2, 2024Applicant: NTT DOCOMO, INC.Inventors: Yuki Takahashi, Shinya Kumagai, Shohei Yoshioka, Masaya Okamura, Mayuko Okano, Satoshi Nagata
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Publication number: 20240147388Abstract: A communication device has: a receiving unit configured to receive information from another communication device; a control unit configured to determine transmission power based on the information; and a transmitting unit configured to transmit a signal, by applying the transmission power to the signal, in autonomously selected resources, to the another communication device.Type: ApplicationFiled: March 12, 2021Publication date: May 2, 2024Applicant: NTT DOCOMO, INC.Inventors: Yuki Takahashi, Shinya Kumagai, Shohei Yoshioka, Masaya Okamura, Mayuko Okano, Satoshi Nagata
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Publication number: 20240137157Abstract: A communication device includes: a reception unit configured to receive a plurality of data items in a resource autonomously selected by another communication device; a control unit configured to multiplex feedback information corresponding to each of the plurality of data items; and a transmission unit configured to transmit the multiplexed feedback information to the another communication device. The control unit determines which feedback information corresponding to each of the plurality of data items is to be multiplexed and multiplexes the feedback information corresponding to each of the plurality of data items, or the control unit multiplexes the feedback information corresponding to each of the plurality of data items, based on information related to multiplexing of the feedback information corresponding to each of the plurality of data items received by the reception unit from the another communication device.Type: ApplicationFiled: March 2, 2021Publication date: April 25, 2024Applicant: NTT DOCOMO, INC.Inventors: Shohei Yoshioka, Shinya Kumagai, Yuki Takahashi, Mayuko Okano, Masaya Okamura, Satoshi Nagata
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Publication number: 20240137156Abstract: A communication device includes: a control unit configured to autonomously determine a first resource to be used for transmission; a transmission unit configured to transmit data to another communication device by using the first resource; and a reception unit configured to receive feedback information corresponding to the data by using a second resource that is autonomously or heteronomously determined by the another communication device.Type: ApplicationFiled: March 2, 2021Publication date: April 25, 2024Applicant: NTT DOCOMO, INC.Inventors: Shohei Yoshioka, Shinya Kumagai, Yuki Takahashi, Mayuko Okano, Masaya Okamura, Satoshi Nagata
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Publication number: 20240137922Abstract: A communication device has: a control unit configured to autonomously select resources for use for transmission; and a transmitting unit configured to transmit a data signal in the selected resources, and information that indicates the selected resources, to another communication device.Type: ApplicationFiled: March 12, 2021Publication date: April 25, 2024Applicant: NTT DOCOMO, INC.Inventors: Yuki Takahashi, Shinya Kumagai, Shohei Yoshioka, Masaya Okamura, Mayuko Okano, Satoshi Nagata
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Publication number: 20240137172Abstract: A communication device includes: a control unit configured to determine an antenna port to apply to a data signal; and a transmitting unit configured to transmit, to another communication device, information that indicates the determined antenna port, and the data signal that is transmitted, in autonomously selected resources, by using the determined antenna port.Type: ApplicationFiled: March 12, 2021Publication date: April 25, 2024Applicant: NTT DOCOMO, INC.Inventors: Yuki Takahashi, Shinya Kumagai, Shohei Yoshioka, Masaya Okamura, Mayuko Okano, Satoshi Nagata
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Publication number: 20240129065Abstract: A communication device has: a control unit configured to determine a coding-related parameter to apply to a data signal; and a transmitting unit configured to transmit the determined coding-related parameter, and the data signal to which the coding-related parameter is applied, in autonomously selected resources, to another communication device.Type: ApplicationFiled: March 12, 2021Publication date: April 18, 2024Applicant: NTT DOCOMO, INC.Inventors: Yuki Takahashi, Shinya Kumagai, Shohei Yoshioka, Masaya Okamura, Mayuko Okano, Satoshi Nagata
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Publication number: 20240129777Abstract: A communication apparatus includes a receiving unit configured to receive, from another communication apparatus, a signal requesting a CSI (Channel State Information) report and a CSI reference signal, in a resource autonomously selected by the another communication apparatus; a control unit configured to perform measurement by using the CSI reference signal; and a transmitting unit configured to transmit, to the another communication apparatus, a CSI report based on a result of the measurement.Type: ApplicationFiled: March 5, 2021Publication date: April 18, 2024Applicant: NTT DOCOMO, INC.Inventors: Shohei Yoshioka, Shinya Kumagai, Yuki Takahashi, Mayuko Okano, Masaya Okamura, Satoshi Nagata
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Publication number: 20240129088Abstract: A communication apparatus includes a transmitting unit configured to transmit, to another communication apparatus, a signal requesting transmission of SRS (Sounding reference signal) in a resource autonomously selected; a receiving unit configured to receive the SRS from the another communication apparatus; and a control unit configured to perform measurement by using the SRS.Type: ApplicationFiled: March 5, 2021Publication date: April 18, 2024Applicant: NTT DOCOMO, INC.Inventors: Shohei Yoshioka, Shinya Kumagai, Yuki Takahashi, Mayuko Okano, Masaya Okamura, Satoshi Nagata
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Publication number: 20240121815Abstract: A communication device includes: a control unit configured to determine a priority to apply to a data signal; and a transmitting unit configured to transmit information that indicates the determined priority, and the data signal to which the determined priority is applied, in autonomously selected resources, to another communication device.Type: ApplicationFiled: March 12, 2021Publication date: April 11, 2024Applicant: NTT DOCOMO, INC.Inventors: Yuki Takahashi, Shinya Kumagai, Shohei Yoshioka, Masaya Okamura, Mayuko Okano, Satoshi Nagata
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Publication number: 20240121818Abstract: A communication device includes: a control unit configured to autonomously determine a resource to be used for transmission; a reception unit configured to execute an LBT (Listen before talk) before transmitting a signal by using the resource; and a transmission unit configured to transmit the signal to another communication device by using the resource in a case where the reception unit succeeds in the LBT, wherein the transmission unit determines transmission beamforming to be applied upon transmitting the signal, based on reception beamforming applied to the LBT by the reception unit.Type: ApplicationFiled: March 4, 2021Publication date: April 11, 2024Applicant: NTT DOCOMO, INC.Inventors: Shinya Kumagai, Mayuko Okano, Yuki Takahashi, Masaya Okamura, Shohei Yoshioka, Satoshi Nagata
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Publication number: 20240113801Abstract: A communication device has: a receiving unit configured to receive information from another communication device; a control unit configured to determine an MCS (Modulation and Coding Scheme) based on the information; and a transmitting unit configured to transmit a signal, to which the MCS is applied, in autonomously selected resources, to the another communication device.Type: ApplicationFiled: March 12, 2021Publication date: April 4, 2024Applicant: NTT DOCOMO, INC.Inventors: Yuki Takahashi, Shinya Kumagai, Shohei Yoshioka, Masaya Okamura, Mayuko Okano, Satoshi Nagata
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Publication number: 20240098787Abstract: A transmission node includes: a reception unit configured to execute an LBT (Listen before talk) in a time interval immediately before transmitting a signal; a transmission unit configured to transmit a signal in a case where reception power is less than a threshold value in the time interval; and a control unit configured to, in a case where multiple signals are to be transmitted, change control related to the LBT for a signal to be transmitted for a first time and change control related to the LBT for a signal to be transmitted other than for the first time.Type: ApplicationFiled: February 22, 2021Publication date: March 21, 2024Applicant: NTT DOCOMO, INC.Inventors: Shinya Kumagai, Masaya Okamura, Mayuko Okano, Yuki Takahashi, Shohei Yoshioka, Satoshi Nagata
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Publication number: 20240069280Abstract: A photodetector includes a substrate, a material layer, a first electrode made of a metal, a core, a second electrode and a light absorption layer made of graphene. The first electrode, the core, and the material layer constitute a hybrid plasmonic waveguide, and the light absorption layer is disposed thereon. Light guided in the hybrid plasmonic waveguide is absorbed by the light absorption layer, photoelectrically converted by the PTE effect, and extracted as an electric signal from the first electrode and the second electrode.Type: ApplicationFiled: February 8, 2021Publication date: February 29, 2024Inventors: Masaaki Ono, Katsumasa Yoshioka, Kengo Nozaki, Akihiko Shinya, Masaya Notomi
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Publication number: 20240073866Abstract: A communication apparatus includes a receiving unit configured to receive, from another communication apparatus, a plurality of requests to transmit a signal in a resource autonomously selected by the another communication apparatus; a control unit configured to control the transmitting of a plurality of the signals respectively corresponding to the plurality of the requests, based on a condition; and a transmitting unit configured to transmit, to the another communication apparatus, at least a predetermined number of signals among the plurality of signals.Type: ApplicationFiled: March 22, 2021Publication date: February 29, 2024Applicant: NTT DOCOMO, INC.Inventors: Shohei Yoshioka, Shinya Kumagai, Yuki Takahashi, Mayuko Okano, Masaya Okamura, Satoshi Nagata
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Patent number: D811087Type: GrantFiled: January 16, 2017Date of Patent: February 27, 2018Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventor: Masaya Yoshioka
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Patent number: D818270Type: GrantFiled: January 16, 2017Date of Patent: May 22, 2018Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventor: Masaya Yoshioka
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Patent number: D818292Type: GrantFiled: January 16, 2017Date of Patent: May 22, 2018Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Masaya Yoshioka, Shigeyuki Ueda