Patents by Inventor Yuki Nagata

Yuki Nagata 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: 20240121623
    Abstract: A terminal according to one aspect of the present disclosure includes a control section that, when spatial relation information is not configured for an SRS resource in a sounding reference signal (SRS) resource set having antenna switching usage, uses a quasi-co-location (QCL) parameter based on a specific slot for a spatial relation for the SRS resource, and a transmitting section that transmits an SRS by using the SRS resource and the spatial relation.
    Type: Application
    Filed: October 16, 2020
    Publication date: April 11, 2024
    Applicant: NTT DOCOMO, INC.
    Inventors: Yuki Matsumura, Satoshi Nagata
  • Publication number: 20240121815
    Abstract: 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: Application
    Filed: March 12, 2021
    Publication date: April 11, 2024
    Applicant: NTT DOCOMO, INC.
    Inventors: Yuki Takahashi, Shinya Kumagai, Shohei Yoshioka, Masaya Okamura, Mayuko Okano, Satoshi Nagata
  • Publication number: 20240113801
    Abstract: 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: Application
    Filed: March 12, 2021
    Publication date: April 4, 2024
    Applicant: NTT DOCOMO, INC.
    Inventors: Yuki Takahashi, Shinya Kumagai, Shohei Yoshioka, Masaya Okamura, Mayuko Okano, Satoshi Nagata
  • Publication number: 20240107619
    Abstract: A terminal according to one aspect of the present disclosure includes: a transmitting section that transmits capability information indicating support of update of at least part of radio resource control (RRC) parameters between a serving cell and a non-serving cell; and a control section that assumes, when the capability information is transmitted, different cell radio network identifiers (C-RNTIs) in the serving cell and the non-serving cell. According to one aspect of the present disclosure, a C-RNTI can be appropriately selected.
    Type: Application
    Filed: February 18, 2021
    Publication date: March 28, 2024
    Applicant: NTT DOCOMO, INC.
    Inventors: Yuki Matsumura, Satoshi Nagata, Jing Wang
  • Publication number: 20240101207
    Abstract: An actuator device for a rider-posture changing apparatus of a human-powered vehicle comprises a cam follower and a cam member. The cam member is rotatable about a rotational axis. At least one of the cam follower and the cam member includes a curved surface contactable with another of the cam follower and the cam member to move the cam follower in a movement direction in response to a rotation of the cam member. The movement direction is different from a circumferential direction defined about the rotational axis. The curved surface has a curved shape in a first cross-section perpendicular to the circumferential direction.
    Type: Application
    Filed: September 25, 2022
    Publication date: March 28, 2024
    Applicant: SHIMANO INC.
    Inventors: Toyoto SHIRAI, Yuki SAKAGAWA, Kiichiro NAGATA
  • Publication number: 20240107354
    Abstract: To appropriately perform CSI measurement and reporting for multi-panel/TRP. A terminal according to one aspect of the present disclosure includes a receiving section that receives configuration information related to a plurality of pairs of channel measurement resources, and a control section that controls, on the basis of the configuration information, group-based beam reporting or channel state information reporting for a plurality of transmission/reception points.
    Type: Application
    Filed: January 24, 2022
    Publication date: March 28, 2024
    Applicant: NTT DOCOMO, INC.
    Inventors: Yuki Matsumura, Satoshi Nagata, Jing Wang, Lan Chen
  • Patent number: 11943157
    Abstract: A user terminal includes a control unit that determines, based on at least one of comparison of a time offset with a threshold value between a timing related to a spatial relation of uplink transmission and the uplink transmission and that usage of a sounding reference signal (SRS) resource set for the uplink transmission is a specific usage, one of a transmission control indication (TCI) state or a quasi-co-location (QCL) assumption for downlink transmission and indicated spatial relation information as the spatial relation, and a transmitting unit that performs the uplink transmission by using the spatial relation.
    Type: Grant
    Filed: May 14, 2020
    Date of Patent: March 26, 2024
    Assignee: NTT DOCOMO, INC.
    Inventors: Yuki Matsumura, Satoshi Nagata
  • Patent number: 11943766
    Abstract: To appropriately control communication even when a reference signal is dynamically triggered, a user terminal according to one aspect of the present disclosure includes: a receiving section that receives a downlink shared channel and a Channel State Information (CSI) reference signal; and a control section that, when first downlink control information used to schedule the downlink shared channel and second downlink control information used to trigger the CSI reference signal are transmitted by different cells, and resources respectively indicated by the first downlink control information and the second downlink control information overlap, performs control not to perform at least one of reception of the downlink shared channel and measurement that uses the CSI reference signal.
    Type: Grant
    Filed: August 17, 2018
    Date of Patent: March 26, 2024
    Assignee: NTT DOCOMO, INC.
    Inventors: Yuki Matsumura, Shohei Yoshioka, Kazuki Takeda, Satoshi Nagata
  • Publication number: 20240098541
    Abstract: It is possible to perform appropriate CSI reporting for a non-serving cell. A terminal according to one aspect of the present disclosure includes a receiving section that receives separate channel state information (CSI) report configurations for respective reference signals of a reference signal of a serving cell and a reference signal of a non-serving cell or that receives one CSI report configuration including both a reference signal of the serving cell and a reference signal of the non-serving cell, and a control section that controls CSI reporting on the basis of the separate CSI report configurations or the one CSI report configuration.
    Type: Application
    Filed: January 24, 2022
    Publication date: March 21, 2024
    Applicant: NTT DOCOMO, INC.
    Inventors: Yuki Matsumura, Satoshi Nagata, Jing Wang, Lan Chen
  • Publication number: 20240098526
    Abstract: A terminal according to an aspect of the present disclosure includes: a receiving section that receives a configuration of a first reference signal for beam failure detection (BFD) and receives a medium access control-control element (MAC CE); and a control section that updates the first reference signal based on the MAC CE. According to an aspect of the present disclosure, it is possible to appropriately determine a BFD RS.
    Type: Application
    Filed: November 27, 2020
    Publication date: March 21, 2024
    Applicant: NTT DOCOMO, INC.
    Inventors: Yuki Matsumura, Satoshi Nagata, Jing Wang, Lan Chen
  • Publication number: 20240098787
    Abstract: 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: Application
    Filed: February 22, 2021
    Publication date: March 21, 2024
    Applicant: NTT DOCOMO, INC.
    Inventors: Shinya Kumagai, Masaya Okamura, Mayuko Okano, Yuki Takahashi, Shohei Yoshioka, Satoshi Nagata
  • Publication number: 20240089953
    Abstract: An aspect of a terminal according to the present disclosure includes: a reception section that receives information regarding a configured grant configuration; and a control section that, when a multi configured grant configuration is configured, determines a configured grant configuration to be applied based on the number of repeats and a redundancy version corresponding to each configured grant configuration.
    Type: Application
    Filed: October 9, 2019
    Publication date: March 14, 2024
    Applicant: NTT DOCOMO, INC.
    Inventors: Yuki Takahashi, Satoshi Nagata, Lihui Wang, Xiaolin Hou
  • Publication number: 20240089773
    Abstract: A terminal according to one aspect of the present disclosure includes: a control section that determines a first resource for interference measurement corresponding to a first transmission/reception point or a second resource for interference measurement corresponding to a second transmission/reception point, based on at least one of a first resource for channel measurement corresponding to the first transmission/reception point and a second resource for channel measurement corresponding to the second transmission/reception point; and a transmitting section that transmits a channel state information report, based on the first resource for interference measurement and the second resource for interference measurement. According to one aspect of the present disclosure, it is possible to appropriately perform measurement and report of CSI for multi-panel/TRP.
    Type: Application
    Filed: January 14, 2021
    Publication date: March 14, 2024
    Applicant: NTT DOCOMO, INC.
    Inventors: Yuki Matsumura, Satoshi Nagata, Jing Wang, Lan Chen
  • Publication number: 20240089955
    Abstract: A terminal according to one aspect of the present disclosure includes a receiving section that receives information related to a transmission path for at least a part of UL data; and a control section that determines at least one of a transmission method of the UL data and a second terminal other than the terminal, the second terminal being notified of at least the part of the UL data, based on at least one of the information related to the transmission path and downlink control information used for scheduling of the UL data.
    Type: Application
    Filed: January 29, 2021
    Publication date: March 14, 2024
    Applicant: NTT DOCOMO, INC.
    Inventors: Yuki Matsumura, Satoshi Nagata, Haruhi Echigo, Naoya Shibaike
  • Publication number: 20240090067
    Abstract: A terminal according to one aspect of the present disclosure includes a receiving section that receives a medium access control-control element (MAC CE) indicating two active transmission configuration indicator (TCI) states for one control resource set, and a control section that, when an information element of a radio link monitoring (RLM) reference signal is not provided, uses a reference signal in at least one TCI state out of the two active TCI states for RLM. According to one aspect of the present disclosure, it is possible to appropriately perform at least one of RLM and BFD.
    Type: Application
    Filed: January 8, 2021
    Publication date: March 14, 2024
    Applicant: NTT DOCOMO, INC.
    Inventors: Yuki Matsumura, Satoshi Nagata, Weiqi Sun, Jing Wang, Lan Chen
  • Publication number: 20240089986
    Abstract: A terminal according to an aspect of the present disclosure includes a control section that determines whether two physical downlink control channel (PDCCH) candidates out of a plurality of PDCCH candidates can be allocated, and a receiving section that receives the two PDCCH candidates, when it is determined that the two PDCCH candidates can be allocated. The two PDCCH candidates are present within a same slot or a same span. The two PDCCH candidates are associated with two search space sets. The two PDCCH candidates are linked to each other. When it is determined that the two PDCCH candidates cannot be allocated, the control section determines whether one or more PDCCH candidates out of the plurality of PDCCH candidates can be allocated. According to an aspect of the present disclosure, PDCCH candidates can be appropriately determined.
    Type: Application
    Filed: January 18, 2021
    Publication date: March 14, 2024
    Applicant: NTT DOCOMO, INC.
    Inventors: Yuki Matsumura, Satoshi Nagata, Weiqi Sun, Jing Wang, Lan Chen
  • Patent number: 11930457
    Abstract: A terminal according to one aspect of the present disclosure includes: a control section that determines a power control parameter for a physical uplink shared channel (PUSCH), based on reception of a medium access control control element (MAC CE); and a transmitting section that transmits the PUSCH by using transmission power based on the power control parameter. According to one aspect of the present disclosure, a parameter for transmission power control can be appropriately determined.
    Type: Grant
    Filed: June 13, 2019
    Date of Patent: March 12, 2024
    Assignee: NTT DOCOMO, INC.
    Inventors: Yuki Matsumura, Satoshi Nagata
  • Patent number: 11930518
    Abstract: In order to appropriately control the reception of a CSI-RS, one aspect of user terminal of the present disclosure includes: a receiving section that receives a channel state information reference signal based on downlink control information; a transmitting section that transmits given information related to the minimum number of symbols between the downlink control information and the channel state information reference signal; and a control section that performs a control an operation of receiving the channel state information reference signal according to a value of the given information.
    Type: Grant
    Filed: February 22, 2019
    Date of Patent: March 12, 2024
    Assignee: NTT DOCOMO, INC.
    Inventors: Yuki Matsumura, Satoshi Nagata
  • Publication number: 20240080140
    Abstract: A terminal comprising: a control unit that performs feedback control to transmit two or more acknowledgments over one physical uplink control channel, wherein the control unit performs, when the two or more acknowledgments include a first acknowledgment with a first priority and a second acknowledgment with a second priority different from the first priority, the feedback control using a resource related to a specific acknowledgment of either the first acknowledgment or the second acknowledgment.
    Type: Application
    Filed: January 15, 2021
    Publication date: March 7, 2024
    Applicant: NTT DOCOMO, INC.
    Inventors: Yuki Takahashi, Satoshi Nagata, Qiping Pi, Jing Wang, Lan Chen
  • Publication number: 20240080809
    Abstract: A terminal according to one aspect of the present disclosure includes: a control section that determines a downlink control channel (Physical Downlink Control Channel (PDCCH)) to monitor from among PDCCHs in a plurality of control resource sets (CORESETs) overlapping in time, based on a CORESET having two transmission configuration indication states (TCI states) being activated; and a receiving section that monitors the determined PDCCH. According to one aspect of the present disclosure, it is possible to appropriately address collision of a plurality of downlink control channels.
    Type: Application
    Filed: January 14, 2021
    Publication date: March 7, 2024
    Applicant: NTT DOCOMO, INC.
    Inventors: Yuki Matsumura, Satoshi Nagata, Weiqi Sun, Jing Wang, Lan Chen