Patents Assigned to NTT Docomo
  • Patent number: 12356459
    Abstract: A terminal includes a receiving unit that receives control information transmitted on a second cell, the control information including information used to assign a resource for a downlink shared channel reception or a resource for an uplink shared channel transmission in a first cell; and a control unit that determines at least one of a measurement of a channel state information reference signal (CSI-RS), a measurement of a tracking reference signal (TRS), a transmission of a sounding reference signal (SRS), or a transmission of a physical random access channel (PRACH) is triggered, regardless of a content of information other than the information used to assign the resource included in the control information.
    Type: Grant
    Filed: February 12, 2020
    Date of Patent: July 8, 2025
    Assignee: NTT DOCOMO, INC.
    Inventors: Hiroki Harada, Shohei Yoshioka, Shinya Kumagai, Daisuke Kurita, Satoshi Nagata
  • Publication number: 20250218125
    Abstract: A server is a virtual space provision system that outputs an image generated based on a virtual space where a virtual camera is provided to a plurality of clients, and includes: an association determination unit configured to associate each of the clients with either a first camera, at least one of the position or direction of which corresponds to an operation from the client, or a second camera, the position and direction of which are independent of the operation from the client, based on the number of clients detected by a detection unit; a rendering unit configured to generate an image of the virtual space seen from the first camera or the second camera; and an output unit configured to output the image generated by the rendering unit to the client based on the association by the association determination unit.
    Type: Application
    Filed: July 31, 2023
    Publication date: July 3, 2025
    Applicant: NTT DOCOMO, INC.
    Inventor: Takafumi YAMAZOE
  • Publication number: 20250220682
    Abstract: A terminal includes: a communication unit configured to perform an uplink or downlink communication by using a frequency band in which aggregation is performed by carrier aggregation; and a control unit configured to assume that, in a case where scheduling is performed in the aggregation-performed frequency band according to a unit including a plurality of component carriers, a maximum number of PDCCH candidates that can be monitored per slot in an active downlink BWP or of non-overlapped CCEs is determined based on sub-carrier spacings included in the plurality of component carriers.
    Type: Application
    Filed: March 30, 2022
    Publication date: July 3, 2025
    Applicant: NTT DOCOMO, INC.
    Inventors: Yuki Takahashi, Shinya Kumagai, Shohei Yoshioka, Masaya Okamura, Mayuko Okano, Satoshi Nagata
  • Publication number: 20250218058
    Abstract: A mobile apparatus includes a first acquirer, a first generator and an image processor. The first acquirer acquires (i) movement information about movement of a user to which a pair of AR glasses is mounted at the user's head, and (ii) image information indicating an image captured by a first image capture device mounted to the pair of AR glasses. The first generator controls a position in the captured image, at which the captured image is partially cropped, in accordance with the movement information; and generates, by controlling the position in the captured image, a partial image cropped from the captured image. The image processor performs image processing on the partial image.
    Type: Application
    Filed: October 28, 2022
    Publication date: July 3, 2025
    Applicant: NTT DOCOMO, INC.
    Inventors: Nobutaka MATSUSHIMA, Kensuke UEDA, Yuuichi MIZUKOSHI
  • Publication number: 20250220602
    Abstract: A terminal according to an aspect of the present disclosure is a terminal supporting full-duplex communication, the terminal including a receiving section that receives information related to any one of a criterion for timing of an uplink transmission and a criterion for timing of a downlink reception, and a control section that matches the criterion for the timing of the uplink transmission with the criterion for the timing of the downlink reception, based on the information, to control the uplink transmission and the downlink reception. According to an aspect of the present disclosure, resource usage efficiency can be increased.
    Type: Application
    Filed: March 25, 2022
    Publication date: July 3, 2025
    Applicant: NTT DOCOMO, INC.
    Inventors: Daisuke Kurita, Hiroki Harada, Mayuko Okano, Tomoya Ohara, Masaya Okamura, Kousuke Shima
  • Publication number: 20250219696
    Abstract: A terminal according to one aspect of the present disclosure includes a control section that determines a plurality of channel state information (CSI) corresponding to a plurality of respective transmission/reception points for coherent joint transmission, and a transmitting section that transmits one CSI report including the plurality of CSI. According to one aspect of the present disclosure, it is possible to appropriately perform CSI reporting for CJT.
    Type: Application
    Filed: March 30, 2022
    Publication date: July 3, 2025
    Applicant: NTT DOCOMO, INC.
    Inventors: Yuki Matsumura, Satoshi Nagata, Jing Wang, Lan Chen
  • Publication number: 20250220718
    Abstract: A terminal according to an aspect of the present disclosure includes: a control section that configures a first parameter value used for generating a first root sequence for a first transmission of a random access channel, and either a second parameter value used for generating a second root sequence for a second transmission of the random access channel or a difference to the first parameter value, the second parameter value being a parameter value different from the first parameter value; and a transmission section that transmits the random access channel to a base station as the first transmission based on the first root sequence corresponding to the first parameter value, and transmits the random access channel to the base station as the second transmission based on the second root sequence corresponding to the second parameter value or the difference.
    Type: Application
    Filed: January 14, 2022
    Publication date: July 3, 2025
    Applicant: NTT DOCOMO, INC.
    Inventors: Naoya Shibaike, Yuki Matsumura, Satoshi Nagata, Jing Wang
  • Publication number: 20250219693
    Abstract: A terminal according to one aspect of the present disclosure includes a receiving section that receives information related to a parameter to be applied to a report of encoded channel state information (CSI), and a control section that controls the report of the encoded CSI, based on the information related to the parameter.
    Type: Application
    Filed: February 8, 2022
    Publication date: July 3, 2025
    Applicant: NTT DOCOMO, INC.
    Inventors: Haruhi Echigo, Hiroki Harada, Qiping Pi, Jing Wang, Lan Chen
  • Patent number: 12349088
    Abstract: An O-RAN distributed unit (O-DU) receives, from an intermediate device provided on a fronthaul, processing time information indicating a processing time in the intermediate device. The O-DU decides capability information set for the intermediate device based on at least the processing time information and transmits the decided capability information to the intermediate device.
    Type: Grant
    Filed: November 7, 2019
    Date of Patent: July 1, 2025
    Assignee: NTT DOCOMO, INC.
    Inventors: Daisuke Hiratsuka, Kunihiko Teshima, Anil Umesh
  • Patent number: 12349077
    Abstract: A terminal according to an aspect of the present disclosure includes a receiving section that receives single downlink control information (DCI) for a plurality of uplink shared channels (Physical Uplink Shared Channels (PUSCHs)), and a control section that controls transmission of the plurality of PUSCHs, based on an extended transmit power control (TPC) command field included in the DCI and spatial relation information (SRI) corresponding to an index associated with the TPC. According to an aspect of the present disclosure, even when multi-TRP is applied, PUSCH repetitive transmission can be appropriately controlled.
    Type: Grant
    Filed: August 5, 2020
    Date of Patent: July 1, 2025
    Assignee: NTT DOCOMO, INC.
    Inventors: Yuki Matsumura, Satoshi Nagata, Weiqi Sun, Jing Wang, Lan Chen
  • Publication number: 20250212283
    Abstract: A terminal according to one aspect of the present disclosure includes: a receiving section that receives indication information of a plurality of transmission configuration indication (TCI) states to be applied to a plurality of signals; and a control section that applies the plurality of TCI states to signals using a plurality of transmission/reception points respectively, based on the indication information. Each of the plurality of TCI states is a TCI state to be applied to both a downlink (DL) signal and an uplink (UL) signal, or a TCI state to be applied to a DL signal and a TCI state to be applied to a UL signal. According to one aspect of the present disclosure, it is possible to appropriately perform TCI state indication.
    Type: Application
    Filed: March 18, 2022
    Publication date: June 26, 2025
    Applicant: NTT DOCOMO, INC.
    Inventors: Yuki Matsumura, Satoshi Nagata, Jing Wang
  • Publication number: 20250212191
    Abstract: A terminal includes: a receiving unit that receives a signal from another terminal on any subchannel included in a resource pool including non-contiguous frequency resources; a transmitting unit that transmits a signal to another terminal on any subchannel included in the resource pool; and a control unit that determines in which actual component carriers subchannels constituting the resource pool are included, wherein the control unit determines whether or not the resource pool is usable based on the terminal's own capability.
    Type: Application
    Filed: March 28, 2022
    Publication date: June 26, 2025
    Applicant: NTT DOCOMO, INC.
    Inventors: Shohei Yoshioka, Shinya Kumagai, Yuki Takahashi, Masaya Okamura, Mayuko Okano, Satoshi Nagata
  • Publication number: 20250211624
    Abstract: A network node includes: a reception unit configured to receive an indication of a call-arrival from an external terminal or from an external application; and a control unit configured to determine whether or not the call-arrival is to be transferred to a computing resource that is configured for each subscriber.
    Type: Application
    Filed: March 25, 2022
    Publication date: June 26, 2025
    Applicant: NTT DOCOMO, INC.
    Inventors: Atsushi Minokuchi, Kenta Yamauchi, Masahiro Sawada
  • Publication number: 20250212146
    Abstract: A terminal according to one aspect of the present disclosure includes a control section that judges, based on a specific index, a timing advance to be applied to certain uplink transmission, from among a plurality of timing advances, and a transmitting section that performs the uplink transmission, based on the timing advance. According to one aspect of the present disclosure, it is possible to appropriately control UL transmission using more than four antenna ports.
    Type: Application
    Filed: March 31, 2022
    Publication date: June 26, 2025
    Applicant: NTT DOCOMO, INC.
    Inventors: Yuki Matsumura, Satoshi Nagata, Weiqi Sun, Jing Wang, Lan Chen
  • Publication number: 20250212226
    Abstract: A terminal is disclosed including a receiving section that receives downlink control information that triggers retransmission of an acknowledgement codebook in a specific control resource set; and a control section that controls the retransmission of the acknowledgement codebook, wherein, when the acknowledgement feedback mode is set to separate, the control section determines the acknowledgement codebook to be retransmitted based on the control resource set in which the downlink control information was detected. In other aspects, a base station and a system are also disclosed.
    Type: Application
    Filed: March 17, 2022
    Publication date: June 26, 2025
    Applicant: NTT DOCOMO, INC,
    Inventors: Yuki Takahashi, Satoshi Nagata, Qiping Pi, Jing Wang, Lan Chen
  • Publication number: 20250211653
    Abstract: A network node includes: a reception unit configured to receive a request for discovering a computing resource that is configured for a subscriber from another computing resource that is configured for the subscriber or from another network node; and a transmission unit configured to transmit information indicating properties of the computing resource to the another computing resource or to the another network node.
    Type: Application
    Filed: March 25, 2022
    Publication date: June 26, 2025
    Applicant: NTT DOCOMO, INC.
    Inventors: Atsushi Minokuchi, Kenta Yamauchi, Masahiro Sawada
  • Publication number: 20250212242
    Abstract: A terminal includes: a control unit configured to identify, based on a parameter specifying a resource in a frequency domain, a configuration of a resource pool in an unlicensed band; a reception unit configured to receive a signal from another terminal in the resource pool; and a transmission unit configured to transmit a signal to the another terminal in the resource pool, and, in this terminal, the control unit configures a time for executing a channel access procedure in the resource pool.
    Type: Application
    Filed: March 30, 2022
    Publication date: June 26, 2025
    Applicant: NTT DOCOMO, INC.
    Inventors: Naoya Shibaike, Shohei Yoshioka, Satoshi Nagata
  • Publication number: 20250212070
    Abstract: A terminal includes: a communication unit configured to perform an uplink or downlink communication by using a frequency band in which aggregation is performed by carrier aggregation; and a control unit configured to, in a case where scheduling is performed in the aggregation-performed frequency band according to a unit including a plurality of component carriers, perform frequency domain resource allocation in accordance with a number of BWPs included in the plurality of component carriers.
    Type: Application
    Filed: March 30, 2022
    Publication date: June 26, 2025
    Applicant: NTT DOCOMO, INC.
    Inventors: Yuki Takahashi, Shinya Kumagai, Shohei Yoshioka, Masaya Okamura, Mayuko Okano, Satoshi Nagata
  • Publication number: 20250209751
    Abstract: A guide image management apparatus includes a manager configured to manage one or more guide images in association with a virtual object virtually placed in a real space, the one or more guide images being each obtained by capturing an area of the real space including a location of the virtual object, and a communication controller configured to: cause a communication apparatus to transmit a first guide image of the one or more guide images to a user apparatus; and cause the communication apparatus to receive, from the user apparatus, a captured image generated by the user apparatus executing image capture, in which the manager is configured to manage the captured image as a new guide image when the captured image satisfies a registration condition.
    Type: Application
    Filed: February 28, 2023
    Publication date: June 26, 2025
    Applicant: NTT DOCOMO, INC.
    Inventors: Shinji KIMURA, Hironobu FUJINO, Taishi YAMAMOTO, Osamu GOTO, Yuichi ICHIKAWA, Takurou KURIBARA, Kengo MATSUMOTO
  • Patent number: 12342226
    Abstract: A terminal includes a receiving unit that receives a configuration on dormancy of one or more secondary cells from a base station through higher layer signaling, and that receives control information including a notification related to dormancy through a physical layer; and a control unit that transitions a secondary cell group configured by the configuration to a dormant state or a non-dormant state on a per secondary cell group basis, based on a specific field included in the control information.
    Type: Grant
    Filed: February 2, 2021
    Date of Patent: June 24, 2025
    Assignee: NTT DOCOMO, INC.
    Inventor: Hiroki Harada