Patents by Inventor Tomoya OHARA

Tomoya OHARA 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: 20240155519
    Abstract: A terminal according to one aspect of the present disclosure includes: a receiving section that receives a first synchronization signal in a first band; and a control section that simultaneously uses, when a notification indicating presence of a second synchronization signal in a second band is received, the first synchronization signal and the second synchronization signal for at least one of synchronization, reception quality measurement, and radio link quality monitoring. According to one aspect of the present disclosure, it is possible to appropriately use resources according to capability.
    Type: Application
    Filed: March 4, 2021
    Publication date: May 9, 2024
    Applicant: NTT DOCOMO, INC.
    Inventors: Shinya Kumagai, Takuma Nakamura, Tomoya Ohara, Daisuke Kurita, Satoshi Nagata
  • Patent number: 11979913
    Abstract: There is provided a user equipment, the user equipment including: a reception unit that receives configuration information in which a reference signal and a synchronous signal block are associated with each other from a base station; a control unit that selects a specific reference signal from a plurality of reference signals to be monitored in a random access procedure; and a transmission unit that transmits a random access signal to the base station using a resource corresponding to the specific reference signal, wherein the reception unit assumes based on the configuration information that there is a quasi co-location relation between the synchronous signal block corresponding to the specific reference signal and a signal to be monitored in a predetermined search space, and monitors the signal.
    Type: Grant
    Filed: August 9, 2018
    Date of Patent: May 7, 2024
    Assignee: NTT DOCOMO, INC.
    Inventor: Tomoya Ohara
  • Publication number: 20240147442
    Abstract: A terminal according to one aspect of the present disclosure includes: a receiving section that receives, in a first band, information related to a second band; and a control section that simultaneously uses a first signal in the first band and a second signal in the second band for at least one of synchronization, measurement, channel estimation, position estimation, and reference signal transmission. According to one aspect of the present disclosure, it is possible to appropriately use resources according to capability.
    Type: Application
    Filed: March 4, 2021
    Publication date: May 2, 2024
    Applicant: NTT DOCOMO, INC.
    Inventors: Shinya Kumagai, Takuma Nakamura, Tomoya Ohara, Daisuke Kurita, Satoshi Nagata
  • Publication number: 20240089764
    Abstract: A terminal comprises: a transmission unit that transmits a reference signal used for a purpose other than a measurement related to a reception quality in a physical layer; and a control unit that assumes the measurement related to the reception quality in the physical layer is performed using the reference signal.
    Type: Application
    Filed: January 26, 2021
    Publication date: March 14, 2024
    Applicant: NTT DOCOMO, INC.
    Inventors: Hiroki Harada, Daisuke Kurita, Mayuko Okano, Satoshi Nagata, Masaya Okamura, Tomoya Ohara
  • Publication number: 20240090012
    Abstract: A terminal comprises: a reception unit that receives a reference signal used for a purpose other than a measurement related to a radio resource management; and a control unit that performs the measurement related to the radio resource management using the reference signal.
    Type: Application
    Filed: January 26, 2021
    Publication date: March 14, 2024
    Applicant: NTT DOCOMO, INC.
    Inventors: Hiroki Harada, Daisuke Kurita, Mayuko Okano, Satoshi Nagata, Masaya Okamura, Tomoya Ohara
  • Publication number: 20240089762
    Abstract: A terminal comprises: a reception unit that receives a reference signal used for a purpose other than a measurement related to a radio link management; and a control unit that performs the measurement related to the radio link management using the reference signal.
    Type: Application
    Filed: January 26, 2021
    Publication date: March 14, 2024
    Applicant: NTT DOCOMO, INC.
    Inventors: Hiroki Harada, Daisuke Kurita, Mayuko Okano, Satoshi Nagata, Masaya Okamura, Tomoya Ohara
  • Publication number: 20240089775
    Abstract: A terminal including: a reception unit that receives a reference signal periodically transmitted from a network; a transmission unit that transmits a measurement result of the reference signal; and a control unit that determines whether or not to assume a reception of at least a part of the reference signal based on whether or not a specific condition is satisfied.
    Type: Application
    Filed: January 26, 2021
    Publication date: March 14, 2024
    Applicant: NTT DOCOMO, INC.
    Inventors: Hiroki Harada, Daisuke Kurita, Mayuko Okano, Satoshi Nagata, Masaya Okamura, Tomoya Ohara
  • Publication number: 20240064754
    Abstract: A terminal has: a receiving unit configured to receive information related to a PDCCH (Physical Downlink Control CHannel) monitoring reduction function; and a control unit configured to start and end the PDCCH monitoring reduction function based on the information related to the PDCCH monitoring reduction function.
    Type: Application
    Filed: January 18, 2021
    Publication date: February 22, 2024
    Applicant: NTT DOCOMO, INC.
    Inventor: Tomoya Ohara
  • Publication number: 20240057031
    Abstract: A terminal is disclosed including a reception unit configured to receive, from a base station, configuration information on a reference signal of uplink for positioning in a non-connected state; and a transmission unit configured to transmit the reference signal based on the configuration information in the non-connected state. In other aspects, another terminal, a base station, and a transmission method are also disclosed.
    Type: Application
    Filed: March 17, 2021
    Publication date: February 15, 2024
    Applicant: NTT DOCOMO, INC.
    Inventors: Masaya Okamura, Tomoya Ohara, Hiroki Harada
  • Patent number: 11902987
    Abstract: A radio node includes: a reception section that receives information used for initial access to another radio node in a first cell; and a control section that controls the initial access based on the information. The control section controls reception of the information based on a period equal to or longer than a period defined for a user terminal in a second cell with respect to transmission of the information.
    Type: Grant
    Filed: August 7, 2018
    Date of Patent: February 13, 2024
    Assignee: NTT DOCOMO, INC.
    Inventors: Hiroki Harada, Tomoya Ohara
  • Patent number: 11849431
    Abstract: A user apparatus includes a reception unit configured to receive information indicating resources used for downlink or uplink from a base station apparatus and a transmission unit configured to transmit TDD configuration information used for determining an arrangement of resources used for sidelink.
    Type: Grant
    Filed: September 27, 2018
    Date of Patent: December 19, 2023
    Assignee: NTT DOCOMO, INC.
    Inventors: Tomoya Ohara, Ryosuke Osawa
  • Patent number: 11825430
    Abstract: An apparatus is disclosed including an input unit that receives an input; and a communication module coupled to a processor that measures power of synchronization signal blocks received from a base station, wherein the processor selects a synchronization signal block with measured power above a threshold, wherein the communication module transmits a preamble using a resource corresponding to the selected synchronization signal block, and wherein the communication module performs retransmission for preamble transmission that uses the resource, the retransmission being performed using another resource corresponding to the selected synchronizations signal block or another synchronization signal block with measured power above the threshold. In other aspects, another apparatus is also disclosed.
    Type: Grant
    Filed: February 1, 2021
    Date of Patent: November 21, 2023
    Assignee: NTT DOCOMO, INC.
    Inventors: Tomoya Ohara, Hiroki Harada
  • Patent number: 11818771
    Abstract: A user equipment includes a transmitting unit configured to transmit first data in a first step of a 2-step RACH; and a receiving unit configured to receive second data in a second step of the 2-step RACH. The user equipment performs fallback to a 4-step RACH at the time of retransmission of the first data. In addition, provided is a user equipment including: a transmitting unit configured to transmit first data in a first step of a 2-step RACH; and a receiving unit configured to receive second data in a second step of the 2-step RACH. The user equipment performs fallback to a 4-step RACH according to the received second data.
    Type: Grant
    Filed: March 28, 2019
    Date of Patent: November 14, 2023
    Assignee: NTT DOCOMO, INC.
    Inventor: Tomoya Ohara
  • Publication number: 20230337138
    Abstract: Provided is a terminal having: a receiving unit configured to receive control information including an indication of switching a search space set group, from a base station; and a controlling unit configured to switch the search space set group, based on the indication, wherein the controlling unit does not restart DRX (discontinuous reception) inactivity timer in response to receiving the control information from the base station.
    Type: Application
    Filed: October 6, 2020
    Publication date: October 19, 2023
    Applicant: NTT DOCOMO, INC.
    Inventor: Tomoya Ohara
  • Publication number: 20230336386
    Abstract: In a case of using a different frequency band that is different from a frequency band including one or a plurality of frequency ranges, a terminal applies common initial access configurations to all of a plurality of subcarrier spacings. The terminal transmits an initial access signal via an initial access channel set based on the initial access configurations.
    Type: Application
    Filed: October 25, 2019
    Publication date: October 19, 2023
    Applicant: NTT DOCOMO, INC.
    Inventors: Daisuke Kurita, Hiroki Harada, Satoshi Nagata, Tomoya Ohara
  • Publication number: 20230328721
    Abstract: Disclosed is a terminal including: a control unit acquiring a gap length between a first hop and a second hop in PUSCH transmission to which frequency hopping in a random access procedure is applied; and a transmitting unit performing the PUSCH transmission by the first hop and then the PUSCH transmission by the second hop after the gap length.
    Type: Application
    Filed: November 7, 2019
    Publication date: October 12, 2023
    Applicant: NTT DOCOMO, INC.
    Inventor: Tomoya Ohara
  • Publication number: 20230319823
    Abstract: A terminal including: a reception unit configured to receive a piece of control information for scheduling PDSCH reception in multiple CCs from a base station apparatus; and a control unit configured to obtain a feedback timing indicator value from the control information, and to determine a feedback timing for each CC of the multiple CCs by using the feedback timing indicator value.
    Type: Application
    Filed: August 5, 2020
    Publication date: October 5, 2023
    Applicant: NTT DOCOMO, INC.
    Inventors: Masaya Okamura, Hiroki Harada, Tomoya Ohara
  • Publication number: 20230292244
    Abstract: A terminal includes: a receiving unit configured to receive an indication indicating an active state or an inactive state from a base station for each of one or more search space sets included in a search space set group; and a control unit configured to monitor a search space set for which the indication is an active state, and does not monitor a search space set for which the indication is an inactive state, among the search space sets included in the search space set group.
    Type: Application
    Filed: August 7, 2020
    Publication date: September 14, 2023
    Applicant: NTT DOCOMO, INC.
    Inventor: Tomoya Ohara
  • Publication number: 20230284181
    Abstract: A terminal includes: a receiving unit configured to receive signals indicating whether or not monitoring of PDCCH (Physical Downlink Control Channel) monitoring occasions for paging is necessary, prior to the PDCCH monitoring occasions, from a base station; and a control unit configured to determine whether or not to monitor the PDCCH monitoring occasions, based on the signals.
    Type: Application
    Filed: August 7, 2020
    Publication date: September 7, 2023
    Applicant: NTT DOCOMO, INC.
    Inventor: Tomoya Ohara
  • Publication number: 20230273204
    Abstract: An object of the present invention is to provide an immunochromatographic kit and a method, which are capable of detecting Mycobacterium tuberculosis with high-sensitivity and specificity. According to the present invention, an immunochromatographic kit for detecting Mycobacterium tuberculosis is provided, the kit including: a label substance modified with a first antibody against lipoarabinomannan; a porous carrier having a reaction site holding a second antibody against lipoarabinomannan; a compound containing silver; and a reducing agent reducing silver ions, in which at least one of the first antibody or the second antibody is a monoclonal antibody.
    Type: Application
    Filed: January 18, 2023
    Publication date: August 31, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Tomoya OHARA, Natsuki OYABU, Atsuhiko WADA, Junichi KATADA, Dai UJIHARA