Patents Assigned to NTT Docomo
  • Terminal, radio communication method, and base station
    Patent number: 12184358
    Abstract: According to an aspect of the present disclosure, there is provided a terminal including: a receiving section configured to receive information giving an instruction on activation or deactivation of a panel; and a control section configured to perform control to perform a communication operation using the panel or a communication operation not using the panel after a certain offset period with reference to at least one of a reception timing of the information and a transmission timing of a delivery confirmation signal for the information.
    Type: Grant
    Filed: March 6, 2020
    Date of Patent: December 31, 2024
    Assignee: NTT DOCOMO, INC.
    Inventors: Yuki Matsumura, Satoshi Nagata, Weiqi Sun, Shaozhen Guo, Jing Wang, Xiaolin Hou
  • User terminal and radio communication method
    Patent number: 12184580
    Abstract: A user terminal includes: a receiving section that receives configuration information of a search space set; and a control section that controls monitoring of downlink control information (DCI) of a first format other than formats 0_0 and 0_1 used for scheduling of an uplink shared channel and a second format other than formats 1_0 and 1_1 used for scheduling of a downlink shared channel in the search space set configured based on the configuration information. According to an aspect of the present disclosure, monitoring of downlink control information can be appropriately controlled.
    Type: Grant
    Filed: April 25, 2019
    Date of Patent: December 31, 2024
    Assignee: NTT DOCOMO, INC.
    Inventors: Kazuki Takeda, Shohei Yoshioka, Satoshi Nagata, Lihui Wang, Xiaolin Hou
  • TERMINAL AND COMMUNICATION METHOD
    Publication number: 20240430835
    Abstract: A terminal that performs a communication with a base station via a satellite or a flying object, includes a reception unit configured to receive from the base station, during the communication with the base station, information indicating a type of a non-terrestrial network, and a control unit configured to perform a control based on the type of the non-terrestrial network.
    Type: Application
    Filed: November 4, 2021
    Publication date: December 26, 2024
    Applicant: NTT DOCOMO, INC.
    Inventors: Shohei Yoshioka, Daisuke Kurita, Hiroki Harada, Satoshi Nagata, Wenjia Liu, Jing Wang, Lan Chen
  • TERMINAL, BASE STATION, AND RADIO COMMUNICATION METHOD
    Publication number: 20240430716
    Abstract: A terminal comprises: a transmission unit that transmits a reference signal used for a purpose other than a measurement related to position of terminal; and a control unit that assumes the measurement related to the position of terminal is performed using the reference signal.
    Type: Application
    Filed: January 26, 2021
    Publication date: December 26, 2024
    Applicant: NTT DOCOMO, INC.
    Inventors: Hiroki Harada, Daisuke Kurita, Mayuko Okano, Satoshi Nagata, Masaya Okamura, Tomoya Ohara
  • TERMINAL AND COMMUNICATION METHOD
    Publication number: 20240430916
    Abstract: A terminal includes: a reception unit configured to receive a signal from another terminal in a resource pool for which a partial sensing is configured; a control unit configured to determine a first resource of a sensing target, and determine an available resource set by identifying candidate resources based on a sensing result of the first resource according to the reception unit; and a transmission unit configured to select a second resource used for transmission from the resource set, and transmit a signal using the second resource. The control unit determines a procedure of performing reevaluation or preemption check, based on whether the second resource is a resource reserved by periodic reservation.
    Type: Application
    Filed: November 5, 2021
    Publication date: December 26, 2024
    Applicant: NTT DOCOMO, INC.
    Inventors: Shohei Yoshioka, Naoya Shibaike, Satoshi Nagata
  • TERMINAL, BASE STATION, AND RADIO COMMUNICATION METHOD
    Publication number: 20240430722
    Abstract: A terminal comprises: a reception unit that receives a reference signal used for a purpose other than an acquisition of channel state information; and a control unit that performs a measurement related to the acquisition of channel state information using the reference signal.
    Type: Application
    Filed: January 26, 2021
    Publication date: December 26, 2024
    Applicant: NTT DOCOMO, INC.
    Inventors: Hiroki Harada, Daisuke Kurita, Mayuko Okano, Satoshi Nagata, Masaya Okamura, Tomoya Ohara
  • INFORMATION PROCESSING DEVICE
    Publication number: 20240427826
    Abstract: A nudge recommendation system includes a verification group storage unit configured to store a verification group management table, a user information storage unit configured to store a user management table, a user nudge storage unit configured to store a user nudge definition table, a nudge changing unit configured to perform changing recommendation information to information different from that of a target nudge and changing the recommendation information to the target nudge after the changing has been performed, and an update unit configured to acquire a result of recommendation of the target nudge to each user and to update the user management table such that the result of recommendation of the target nudge is newly defined in the user management table.
    Type: Application
    Filed: August 25, 2022
    Publication date: December 26, 2024
    Applicant: NTT DOCOMO, INC.
    Inventors: Akinari SAKAI, Tetsuya YAMAGUCHI, Takuya IZUMISAWA, Yusuke NAKAMURA
  • TERMINAL, RADIO COMMUNICATION METHOD, AND BASE STATION
    Publication number: 20240430723
    Abstract: A terminal according to one aspect of the present disclosure includes a control section that determines, in a radio resource control (RRC) connected state, relaxation of at least one of measurement and reporting of channel state information (CSI) on the basis of a given condition, and a transmitting/receiving section that performs at least one of the measurement and reporting to which the relaxation is applied. According to one aspect of the present disclosure, it is possible to appropriately perform relaxation of measurement/reporting.
    Type: Application
    Filed: June 21, 2021
    Publication date: December 26, 2024
    Applicant: NTT DOCOMO, INC.
    Inventors: Mayuko Okano, Hiroki Harada, Daisuke Kurita, Tomoya Ohara, Masaya Okamura
  • TERMINAL, RADIO COMMUNICATION METHOD, AND BASE STATION
    Publication number: 20240430809
    Abstract: A terminal according to one aspect of the present disclosure includes a receiving section that receives information related to one or more transmission configuration indication (TCI) states for a plurality of types of signals and one or more settings of a power control parameter for uplink transmission in the plurality of the types of the signals, and a control section that determines the power control parameter, based on the one or more settings. According to one aspect of the present disclosure, the power control parameter can be appropriately determined.
    Type: Application
    Filed: October 7, 2022
    Publication date: December 26, 2024
    Applicant: NTT DOCOMO, INC.
    Inventors: Yuki Matsumura, Satoshi Nagata
  • REGION VALUE EVALUATION SYSTEM
    Publication number: 20240428289
    Abstract: A region value evaluation system is a system evaluating the value of a region to which display information to be displayed is allocated, in a virtual space that is used for a display in an information processing device and corresponds to a reality space in a position, and includes an evaluation information acquisition unit acquiring evaluation information including position information indicating the position in the reality space of the information processing device performing a display using the virtual space, and an evaluation unit performing aggregation based on the evaluation information acquired by the evaluation information acquisition unit to evaluate the value of the region on the basis of an aggregation result.
    Type: Application
    Filed: September 30, 2022
    Publication date: December 26, 2024
    Applicant: NTT DOCOMO, INC.
    Inventors: Ryousuke KURACHI, Kengo MATSUMOTO, Mikio IWAMURA, Masayuki YOKOO, Fuminori SHINSEI, Shinji KIMURA
  • TERMINAL AND COMMUNICATION METHOD
    Publication number: 20240430796
    Abstract: A terminal includes a communication unit configured to perform communication to which dual connectivity is applied with a base station, a receiving unit configured to receive, from the base station, signaling indicating an indication to perform activation of a secondary cell group and signaling indicating an indication to perform deactivation of the secondary cell group, and a control unit configured to perform the deactivation of the secondary cell group and perform switching to a band including a synchronization signal, in a case where the receiving unit receives the signaling indicating the indication to perform the deactivation of the secondary cell group.
    Type: Application
    Filed: March 11, 2021
    Publication date: December 26, 2024
    Applicant: NTT DOCOMO, INC.
    Inventors: Kouhei Harada, Akihito Hanaki, Keisuke Saito
  • TERMINAL AND RADIO COMMUNICATION METHOD
    Publication number: 20240430119
    Abstract: A terminal comprising: a reception unit that receives data via a downlink channel in data delivering for a plurality of terminals; a transmission unit that transmits a feedback on the data; and a control unit that controls the feedback; wherein the feedback includes a first feedback in a manner for transmitting a negative response without transmitting an affirmative response, and the control unit performs a specific control related to the first feedback and a scheduling request requesting a transmission of an uplink channel, when the scheduling request overlaps with the first feedback in time.
    Type: Application
    Filed: November 2, 2021
    Publication date: December 26, 2024
    Applicant: NTT DOCOMO, INC.
    Inventors: Shohei YOSHIOKA, Yuki MATSUMURA, Hiroki HARADA, Satoshi NAGATA
  • TERMINAL, BASE STATION, AND RADIO COMMUNICATION METHOD
    Publication number: 20240430841
    Abstract: A terminal comprises: a reception unit that receives a reference signal used for a purpose other than a measurement related to a position of terminal; and a control unit that performs the measurement related to the position of terminal using the reference signal.
    Type: Application
    Filed: January 26, 2021
    Publication date: December 26, 2024
    Applicant: NTT DOCOMO, INC.
    Inventors: Hiroki Harada, Daisuke Kurita, Mayuko Okano, Satoshi Nagata, Masaya Okamura, Tomoya Ohara
  • TERMINAL, RADIO COMMUNICATION METHOD, AND BASE STATION
    Publication number: 20240430057
    Abstract: A terminal according to one aspect of the present disclosure includes: a control section that determines one operation from a plurality of operations including a first operation of receiving a plurality of first reference signals in a cell and a second operation of receiving a plurality of second reference signals in the cell; and a receiving section that receives at least one of the plurality of first reference signals and the plurality of second reference signals, according to the one operation. The number of the plurality of second reference signals is larger than the number of the plurality of first reference signals. According to one aspect of the present disclosure, coverage can be improved in consideration of overhead.
    Type: Application
    Filed: October 29, 2021
    Publication date: December 26, 2024
    Applicant: NTT DOCOMO, INC.
    Inventors: Yuki Matsumura, Haruhi Echigo, Naoya Shibaike, Satoshi Nagata
  • Terminal and radio communication method
    Patent number: 12177707
    Abstract: A terminal according to the present disclosure includes: a receiving section that receives configuration information related to channel state information (CSI) reporting; and a control section that controls transmission of a plurality of pieces of wideband information each including at least one of information related to a plurality of delays and information related to a plurality of coefficients corresponding to the delays, based on the configuration information. Thereby, it is possible to prevent degradation of the reporting accuracy of CSI while suppressing the increment of the UL overhead.
    Type: Grant
    Filed: July 19, 2019
    Date of Patent: December 24, 2024
    Assignee: NTT DOCOMO, INC.
    Inventors: Yuki Matsumura, Satoshi Nagata, Wenjia Liu, Jing Wang, Xiaolin Hou, Xin Wang
  • User terminal and radio communication method
    Patent number: 12177158
    Abstract: A user terminal according to an aspect of the present disclosure includes a receiving section that receives a first PDSCH (Physical Downlink Shared Channel) from a first transmission/reception point (TRP), and a second PDSCH from a second TRP, the second PDSCH overlapping the first PDSCH in at least one of time and frequency resources, and a control section that performs control for transmitting a first Hybrid Automatic Repeat reQuest ACKnowledgement (HARQ-ACK) for the first PDSCH to the first TRP, and transmitting a second HARQ-ACK for the second PDSCH to the second TRP. According to an aspect of the present disclosure, the HARQ-ACK control can be preferably implemented even in the case of using the multi-TRP.
    Type: Grant
    Filed: February 14, 2019
    Date of Patent: December 24, 2024
    Assignee: NTT DOCOMO, INC.
    Inventors: Yuki Matsumura, Kazuki Takeda, Satoshi Nagata
  • Terminal and communication node
    Patent number: 12177699
    Abstract: A terminal that communicates simultaneously with a first communication node and a second communication node includes a detection unit that detects a failure in communication with the second communication node; and a transmitting unit that transmits notification including failure information and positional information to the first communication node, the failure information concerning a failure in communication with the second communication node and the positional information being obtained at the time when the failure was detected. In another aspect a communication node is also disclosed.
    Type: Grant
    Filed: July 31, 2019
    Date of Patent: December 24, 2024
    Assignee: NTT DOCOMO, INC.
    Inventors: Hideaki Takahashi, Tianyang Min, Kenji Kai
  • Terminal
    Patent number: 12177799
    Abstract: A terminal includes a controller configured to determine a candidate resource location where a resynchronization signal of a neighbor cell is possibly transmitted based on information on the neighbor cell; and a receiver configured to receive the resynchronization signal of the neighbor cell based on the candidate resource location.
    Type: Grant
    Filed: October 3, 2019
    Date of Patent: December 24, 2024
    Assignee: NTT DOCOMO, INC.
    Inventors: Daiki Takeda, Hiroki Harada, Takuma Takada
  • Terminal and radio communication method
    Patent number: 12177886
    Abstract: A terminal according to an aspect of the present disclosure includes: a control section that determines a priority of a channel state information (CSI) report based on at least one of a type of downlink control information triggering the CSI report, a parameter used for transmission of the downlink control information, or presence or absence of uplink (UL) data allocated to an uplink shared channel used for transmission of the CSI report; and a transmitting section that transmits, in a case where transmission of the CSI report and transmission of another UL signal overlap with each other, one of the CSI report and the another UL signal based on the priority.
    Type: Grant
    Filed: October 3, 2019
    Date of Patent: December 24, 2024
    Assignee: NTT DOCOMO, INC.
    Inventors: Yuki Takahashi, Satoshi Nagata, Lihui Wang, Xiaohong Zhang, Xiaolin Hou
  • Network node and communication method for paging a terminal
    Patent number: 12177782
    Abstract: An exchange includes: a reception unit that receives, from a gateway, a message indicating presence of an incoming call to a terminal; a control unit that adjusts the time for transmitting paging corresponding to the message to a base station; and a transmission unit that transmits the paging to the base station at the adjusted time.
    Type: Grant
    Filed: August 30, 2019
    Date of Patent: December 24, 2024
    Assignee: NTT DOCOMO, INC.
    Inventors: Kenichiro Aoyagi, Yuuya Miyazaki, Motohiro Abe