Patents by Inventor Xiaolin Hou

Xiaolin Hou 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).

  • USER TERMINAL AND RADIO COMMUNICATION METHOD
    Publication number: 20220094488
    Abstract: A user terminal includes: a receiving section that receives information related to a plurality of resources respectively associated with a plurality of transmission points, wherein at least one of an offset and a guard domain is present between the plurality of resources; and a control section that performs communication with the plurality of transmission points based on the information. According to one aspect of the present disclosure, it is possible to appropriately perform communication that uses a plurality of transmission points.
    Type: Application
    Filed: January 10, 2019
    Publication date: March 24, 2022
    Applicant: NTT DOCOMO, INC.
    Inventors: Yuki Matsumura, Satoshi Nagata, Runxin Wang, Jing Wang, Xiaolin Hou
  • WIRELESS NODE AND WIRELESS COMMUNICATION CONTROL METHOD
    Publication number: 20220078837
    Abstract: A wireless node includes: a reception section that receives configuration information including a configuration on a resource of a first radio period and a resource of a second radio period, and indication information indicating an application of the resources; and a control section that controls a link direction of the resource of the first radio period, a link direction of the resource of the second radio period, and use of the resource of the second radio period, based on the configuration information and the indication information.
    Type: Application
    Filed: February 8, 2019
    Publication date: March 10, 2022
    Applicant: NTT DOCOMO, INC.
    Inventors: Hiroki Harada, Kazuaki Takeda, Jing Wang, Xiaolin Hou
  • WIRELESS NODE AND WIRELESS COMMUNICATION CONTROL METHOD
    Publication number: 20220078789
    Abstract: A wireless node includes: a reception section that receives configuration information including a configuration on a resource of a first radio period and a resource of a second radio period, and indication information indicating an application of the resources; and a control section that controls a link direction of the resource of the first radio period, and use of the resource of the second radio period, based on the configuration information and the indication information.
    Type: Application
    Filed: February 8, 2019
    Publication date: March 10, 2022
    Applicant: NTT DOCOMO, INC.
    Inventors: Hiroki Harada, Kazuaki Takeda, Jing Wang, Xiaolin Hou
  • User terminal and radio communication method
    Patent number: 11272390
    Abstract: A user terminal according to one aspect of the present disclosure includes a receiving section that receives information indicating start of report of semi-persistent channel state information (SP-CSI (Semi-Persistent Channel State Information) report), and a control section that determines timing of the SP-CSI report, based on whether or not there is relation between timing of a feedback report for reception of the information and the timing of the SP-CSI report. According to one aspect of the present disclosure, SP-CSI report and/or detection can be appropriately controlled even when SP-CSI report activation is indicated by using MAC CEs (Medium Access Control Control Elements).
    Type: Grant
    Filed: February 14, 2018
    Date of Patent: March 8, 2022
    Assignee: NTT DOCOMO, INC.
    Inventors: Kazuki Takeda, Satoshi Nagata, Huiling Li, Lihui Wang, Chongning Na, Xiaolin Hou
  • User terminal and radio communication method
    Patent number: 11272518
    Abstract: A terminal is disclosed that includes a receiver that receives a specified signal including a synchronization signal and a broadcast channel and a controller that controls a reception of a demodulation reference signal for a downlink shared channel while assuming that the demodulation reference signal does not collide with the specified signal. In other aspects, a radio communication method for a terminal is also disclosed.
    Type: Grant
    Filed: July 13, 2017
    Date of Patent: March 8, 2022
    Assignee: NTT DOCOMO, INC.
    Inventors: Kazuki Takeda, Keisuke Saito, Kazuaki Takeda, Satoshi Nagata, Lihui Wang, Xiaolin Hou
  • USER TERMINAL AND RADIO COMMUNICATION METHOD
    Publication number: 20220070908
    Abstract: In order to appropriately control reception of downlink control information, a user terminal according to one aspect of the present disclosure includes: a receiving section that receives one or more pieces of downlink control information for different applications in a given cell; and a control section that stores the downlink control information thus received so that the number of pieces of downlink control information for a given application among the received downlink control information does not exceed a given number.
    Type: Application
    Filed: September 21, 2018
    Publication date: March 3, 2022
    Applicant: NTT DOCOMO, INC.
    Inventors: Kazuki Takeda, Satoshi Nagata, Lihui Wang, Xiaolin Hou
  • USER EQUIPMENT AND FEEDBACK INFORMATION TRANSMISSION METHOD
    Publication number: 20220070847
    Abstract: A user equipment including: a reception unit configured to receive sidelink data from a transmission side user equipment; and a transmission unit configured to transmit feedback information for the sidelink data, wherein the transmission unit transmits the feedback information using a resource determined based on a transmission ID that is an ID on the transmission side user equipment, or a reception ID that is an ID on the user equipment, or both of the transmission ID and the reception ID.
    Type: Application
    Filed: January 9, 2019
    Publication date: March 3, 2022
    Applicant: NTT DOCOMO, INC.
    Inventors: Shohei Yoshioka, Satoshi Nagata, Huan Wang, Xiaolin Hou
  • METHOD AND DEVICE FOR WIRELESS COMMUNICATION
    Publication number: 20220070881
    Abstract: The present disclosure provides a method and device for wireless communication, where the device may be a first-type user terminal, and the method performed by the device includes: acquiring detection information for another first-type user terminal, where the first-type user terminal is used to control a second-type user terminal, and the first-type user terminal and the second-type user terminal belong to one user terminal group; determining, according whether to regroup the user terminal group at least according to the acquired detection information; and regrouping the user terminal group when it is determined to regroup the user terminal group.
    Type: Application
    Filed: January 4, 2019
    Publication date: March 3, 2022
    Applicant: NTT DOCOMO, INC.
    Inventors: Huan Wang, Xiaolin Hou, Jing Wang, Shohei Yoshioka
  • User terminal and radio communication method
    Patent number: 11265905
    Abstract: The present invention is designed to transmit and/or receive data adequately even when data scheduling methods that are different from those of existing LTE systems are applied. a receiving section that receives downlink control information, and a control section that controls receipt and/or transmission of data scheduled by the downlink control information, where data that is transmitted in the same slot as and/or a different slot from that of the downlink control information is scheduled by the downlink control information, and the control section identifies the position in the time direction where the data is allocated, based on the downlink control information and/or common control information that is common to predetermined user terminals.
    Type: Grant
    Filed: February 2, 2018
    Date of Patent: March 1, 2022
    Assignee: NTT DOCOMO, INC.
    Inventors: Kazuki Takeda, Satoshi Nagata, Lihui Wang, Xiaolin Hou, Huiling Jiang
  • User terminal and radio communication method
    Patent number: 11265856
    Abstract: A terminal is disclosed including a processor that determines uplink control channel resource indexes based on configuration of an uplink bandwidth part (UL BWP) and determines a resource for an uplink control channel based on an uplink control channel resource index indicated from Physical Uplink Control Channel (PUCCH) resource indicator field in downlink control information out of the uplink control channel resource indexes; and a transmitter that transmits the uplink control channel on the resource for the uplink control channel on an active UL BWP. In other aspects, a radio communication method for a terminal and a base station are also disclosed.
    Type: Grant
    Filed: July 31, 2017
    Date of Patent: March 1, 2022
    Assignee: NTT DOCOMO, INC.
    Inventors: Kazuki Takeda, Satoshi Nagata, Lihui Wang, Xiaolin Hou
  • METHOD AND DEVICE FOR UPLINK POWER CONTROL
    Publication number: 20220060994
    Abstract: Provided are a method and device for uplink power control. A user terminal performing the method includes: a receiving unit configured to receive signature information for the user terminal from a base station; and a control unit configured to determine a transmission power of the user terminal according to the received signature information.
    Type: Application
    Filed: September 28, 2018
    Publication date: February 24, 2022
    Applicant: NTT DOCOMO, INC.
    Inventors: Runxin Wang, Wenjia Liu, Xiaolin Hou, Kazuaki Takeda, Daiki Takeda
  • USER TERMINAL AND RADIO COMMUNICATION METHOD
    Publication number: 20220061080
    Abstract: To appropriately control specification of a TCI state for a user terminal, a user terminal according to an aspect of the present disclosure includes a receiving section that receives downlink control information including a field specifying a state of transmission configuration indication (TCI), and a control section that determines a state of TCI specified by the field, based on at least one of a cell scheduled in accordance with the downlink control information and a bandwidth part (BWP) specified by the downlink control information.
    Type: Application
    Filed: September 10, 2018
    Publication date: February 24, 2022
    Applicant: NTT DOCOMO, INC.
    Inventors: Kazuki Takeda, Yuki Matsumura, Satoshi Nagata, Lihui Wang, Xiaolin Hou
  • USER TERMINAL AND RADIO COMMUNICATION METHOD
    Publication number: 20220060293
    Abstract: An uplink control channel based on a plurality of downlink signals can be appropriately transmitted. A user terminal includes a receiving section that receives a plurality of downlink signals and a control section that determines an uplink control channel resource and spatial relation information for transmission of at least one piece of uplink control information based on the plurality of downlink signals.
    Type: Application
    Filed: September 11, 2018
    Publication date: February 24, 2022
    Applicant: NTT DOCOMO, INC.
    Inventors: Yuki Matsumura, Satoshi Nagata, Jing Wang, Xiaolin Hou
  • USER TERMINAL
    Publication number: 20220053320
    Abstract: A user terminal according to one aspect of the present disclosure includes a transmitting section that transmits information indicating a third processing capability, the third processing capability supporting at least one of a value that satisfies a requirement stricter than at least one of first and second processing capabilities, and a function that is not supported by the first and second processing capabilities, and a control section that controls certain processing based on the third processing capability.
    Type: Application
    Filed: September 28, 2018
    Publication date: February 17, 2022
    Applicant: NTT DOCOMO, INC.
    Inventors: Kazuki Takeda, Satoshi Nagata, Lihui Wang, Xiaolin Hou
  • USER TERMINAL AND RADIO COMMUNICATION METHOD
    Publication number: 20220053540
    Abstract: In order to appropriately control reception processing of DCI even when cross carrier scheduling is performed, a user terminal according to one aspect of the present disclosure includes: a receiving section that receives, in a certain cell, downlink control information indicating scheduling of a downlink shared channel of another cell; and a control section that controls reception of the downlink control information, based on a configuration same as the configuration of a control resource set configured to correspond to a search space for the certain cell.
    Type: Application
    Filed: September 10, 2018
    Publication date: February 17, 2022
    Applicant: NTT DOCOMO, INC.
    Inventors: Kazuki Takeda, Hideaki Takahashi, Satoshi Nagata, Lihui Wang, Xiaolin Hou
  • USER TERMINAL AND RADIO COMMUNICATION METHOD
    Publication number: 20220046666
    Abstract: In order to appropriately perform communication even in a case where configured grant-based UL transmission is configured, a user terminal according to an aspect of the present disclosure has a transmitting section that transmits a Uplink Shared Channel by using a resource used for configured grant-based UL transmission, and a control section that cancels transmission of a configured grant-based Uplink Shared Channel using the resource in units of a given frequency domain based on information instructed by Downlink Control Information.
    Type: Application
    Filed: September 28, 2018
    Publication date: February 10, 2022
    Applicant: NTT DOCOMO, INC.
    Inventors: Kazuki Takeda, Satoshi Nagata, Shohei Yoshioka, Lihui Wang, Xiaolin Hou
  • USER APPARATUS
    Publication number: 20220045830
    Abstract: A user apparatus includes: a receiver configured to perform predetermined measurement for a resource set in direct communication between terminals, the resource set having a likelihood of being used by another group to which the user apparatus does not belong; a control unit configured to determine, based on a result of the predetermined measurement, whether an effect from said another group having a likelihood of using the resource set is acceptable; and a transmitter configured to use the resource set to perform transmission to another user apparatus when a determination is made that the effect from said another group that uses the resource set is acceptable.
    Type: Application
    Filed: October 3, 2018
    Publication date: February 10, 2022
    Applicant: NTT DOCOMO, INC.
    Inventors: Ryosuke Osawa, Huan Wang, Xufei Zheng, Xiaolin Hou, Xinxin He, Jie Lv, Jiaqi Zhao, Tao Luo
  • USER TERMINAL AND RADIO COMMUNICATION METHOD
    Publication number: 20220046665
    Abstract: In order to appropriately control reception of downlink control information, a user terminal according to one aspect of the present disclosure includes: a receiving section that receives first downlink control information and second downlink control information to which at least one of different Radio Network Temporary Identifiers (RNTIs), different modulations and coding tables, and different transmission parameters are applied; and a control section that stores the first downlink control information and the second downlink control information thus received so that the number of pieces of the first downlink control information and the second downlink control information to store do not exceed a given number.
    Type: Application
    Filed: September 21, 2018
    Publication date: February 10, 2022
    Applicant: NTT DOCOMO, INC.
    Inventors: Kazuki Takeda, Satoshi Nagata, Lihui Wang, Xiaolin Hou
  • User terminal and radio communication method
    Patent number: 11245498
    Abstract: According to one aspect of the present invention, a user terminal has a transmission section that performs UL grant-free transmission, in which UL data is transmitted without a UL transmission command from a radio base station, a receiving section that receives a DL signal that is transmitted from the radio base station in response to the UL grant-free transmission, and a control section that monitors the DL signal in a predetermined range, and controls retransmission of the UL data or transmission of new data, based on the DL signal received.
    Type: Grant
    Filed: May 12, 2017
    Date of Patent: February 8, 2022
    Assignee: NTT DOCOMO, INC.
    Inventors: Kazuki Takeda, Satoshi Nagata, Lihui Wang, Xiaolin Hou
  • TRANSMITTING APPARATUS AND RECEIVING APPARATUS
    Publication number: 20220039136
    Abstract: In order to appropriately perform repetition, a transmitting apparatus according to one aspect of the present disclosure includes a transmission section that transmits a physical shared channel for which repetition is configured, and a control section that determines a period of each repetition based on at least one of a length of the physical shared channel and a repetition factor, so that each repetition does not cross a slot boundary.
    Type: Application
    Filed: September 28, 2018
    Publication date: February 3, 2022
    Applicant: NTT DOCOMO, INC.
    Inventors: Kazuki TAKEDA, Satoshi NAGATA, Lihui WANG, Xiaolin HOU