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公开(公告)号：US20210409988A1
公开(公告)日：2021-12-30
申请号：US16613917
申请日：2017-05-16
Applicant: NTT DOCOMO, INC.
Inventor： Hiroki Harada , Satoshi Nagata , Jing Wang , Liu Liu , Weiqi Sun , Yong Li
Abstract: RRM measurement is conducted appropriately. According to one aspect of the present invention, a user terminal has a receiving section that receives information about a measurement gap pattern for use in measurement of a plurality of synchronization signal blocks, and a measurement section that measures the synchronization signal blocks in a measurement gap.
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公开(公告)号：US20210307076A1
公开(公告)日：2021-09-30
申请号：US17265287
申请日：2018-08-03
Applicant: NTT DOCOMO, INC.
Inventor： Yuki Matsumura , Satoshi Nagata , Jing Wang , Xiaolin Hou
IPC: H04W74/08
Abstract: In order to assume an appropriate base station beam (ICI state) during a period after an RRC reconfiguration procedure and before MAC CE activation in future radio communication systems, one aspect of a user terminal of the present disclosure includes: a receiving section that receives a PDCCH (Physical Downlink Control Channel) after transmission of an RRC (Radio Resource Control) reconfiguration complete message; and a control section, when the RRC reconfiguration involves a random access procedure, assumes that a synchronization signal block or a channel state information reference signal identified during the random access procedure and the PDCCH are quasi-co-located.
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公开(公告)号：US11122456B2
公开(公告)日：2021-09-14
申请号：US16651118
申请日：2018-09-26
Applicant: NTT DOCOMO, INC.
Inventor： Jing Wang , Hanning Wang , Liu Liu , Wuri A. Hapsari
Abstract: Provided are a method for adjusting mobility-related parameters performed by a user equipment, a user equipment, a method for adjusting mobility-related parameters performed by a base station or a base station. The method for adjusting mobility-related parameters performed by a user equipment includes: determining a speed and a height of the user equipment; and adjusting mobility-related parameters of the user equipment according to the speed and height. The method for adjusting mobility-related parameters performed by a base station includes: receiving location information reported by a user equipment; and adjusting mobility-related parameters of the user equipment according to the location information, wherein the location information is reported by the user equipment in response to occurrence of a predetermined event or at a period related to a speed and/or a height of the user equipment.
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公开(公告)号：US20210219366A1
公开(公告)日：2021-07-15
申请号：US17056227
申请日：2018-05-18
Applicant: NTT DOCOMO, INC.
Inventor： Yuki Matsumura , Tooru Uchino , Satoshi Nagata , Min Liu , Jing Wang
Abstract: According to one aspect of the present disclosure, there is provided a user terminal including: a control section that determines the number of at least one of first reference signals for beam failure detection and second. reference signals for new candidate beam identification that can be simultaneously monitored cross a plurality of cells based on a specific capability of the user terminal; and a receiving section that simultaneously monitors at least one of the first reference signals and the second reference signals in one or more cells based on the number of at least one of the first reference signals and the second reference signals that can be simultaneously monitored cross the plurality of cells. According to one aspect of the present disclosure, a beam recovery procedure can be appropriately performed even when BFRs in a plurality of cells are supported.
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公开(公告)号：US20210136816A1
公开(公告)日：2021-05-06
申请号：US17145916
申请日：2021-01-11
Applicant: NTT DOCOMO, INC.
Inventor： Hiroki Harada , Satoshi Nagata , Jing Wang , Yu Jiang , Lihui Wang , Liu Liu
Abstract: A terminal is disclosed including a receiver that receives first downlink control information (DCI) indicating SRS transmission and second DCI indicating a listening condition for PUSCH transmission and a processor that, when contiguous transmissions of the SRS transmission and the PUSCH transmission are scheduled, changes the listening condition for following PUSCH transmission based on a listening result for the SRS transmission. In other aspects, a base station, a radio communication method, and a system are also disclosed.
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Patent Agency Ranking
公开(公告)号：US10952067B2
公开(公告)日：2021-03-16
申请号：US16776252
申请日：2020-01-29
Applicant: NTT DOCOMO, INC.
Inventor： Jing Wang , Anxin Li , Lan Chen , Xin Wang , Xiaolin Hou
Abstract: The present disclosure provides a terminal and a base station in a wireless communication system. The terminal includes: a processing unit for obtaining terminal network capability information about at least one of a computing capability, a storage capability, and a support capability for neural network of the terminal; and a transmitting unit for transmitting the terminal network capability information to a base station.
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公开(公告)号：US20210076442A1
公开(公告)日：2021-03-11
申请号：US17048241
申请日：2019-04-15
Applicant: NTT DOCOMO, INC.
Inventor： Yuki Matsumura , Kazuki Takeda , Satoshi Nagata , Min Liu , Jing Wang , Xiaolin Hou
Abstract: A terminal is disclosed including a processor that starts a timer based on a beam failure instance counter; a receiver that receives a reference signal for identifying a candidate beam; and a transmitter that, if the reference signal has layer 1 reference signal received power (L1-RSRP) exceeding a threshold value before the timer expires, and if there is at least one of contention-free random access (CFRA) resources corresponding to the reference signal, transmits a random access preamble using the at least one of CFRA resources. In other aspects, a radio communication method and a base station are also disclosed.
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公开(公告)号：US20210037589A1
公开(公告)日：2021-02-04
申请号：US16964361
申请日：2019-01-17
Applicant: NTT DOCOMO, INC.
Inventor： Shohei Yoshioka , Satoshi Nagata , Min Liu , Jing Wang , Chongning Na , Yuichi Kakishima
Abstract: A terminal is disclosed including a processor that increments a beam failure instance counter, in a higher layer, based on a beam failure instance indication received from a physical layer; and a transmitter that, when the beam failure instance counter is greater than or equal to a given threshold, transmits a random access preamble based on a transmission instruction from the higher layer. In another aspect, a radio communication method for a terminal is also disclosed.
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公开(公告)号：US20200374726A1
公开(公告)日：2020-11-26
申请号：US16637169
申请日：2017-08-10
Applicant: NTT DOCOMO, INC.
Inventor： Hiroki Harada , Satoshi Nagata , Jing Wang , Liu Liu
Abstract: To measure received quality appropriately. A user terminal according to one aspect of the present invention includes: a receiving section that receives a reference signal in one or more reference signal resources for a measurement of a channel state; and a measurement section that measures a first received power of the reference signal and a second received power in radio resources associated with the one or more reference signal resources, wherein the measurement section derives received quality of a cell, based on the first received power and the second received power.
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公开(公告)号：US20200350982A1
公开(公告)日：2020-11-05
申请号：US16958500
申请日：2018-10-26
Applicant: NTT DOCOMO, INC.
Inventor： Jing Wang , Hanning Wang , Liu Liu
Abstract: Provided are a wireless communication method and corresponding communication devices. The wireless communication method includes: transmitting, by a first communication device, first information to a second communication device, where the first information includes identification information of an aerial user terminal. The first communication device includes a transmitting unit, which is configured to transmit first information to a second communication device, where the first information includes identification information of an aerial user terminal. The second communication device includes a receiving unit, which is configured to receive first information from a first communication device, where the first information includes identification information of an aerial user terminal.
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