公开(公告)号：US12156192B2

公开(公告)日：2024-11-26

申请号：US18537230

申请日：2023-12-12

Applicant: Beijing Xiaomi Mobile Software Co., Ltd.

Inventor： Mingju Li

IPC: H04W72/00 ,  H04L5/00 ,  H04W72/044 ,  H04W72/23

Abstract: Disclosed are a communication method and apparatus, a terminal, a base station, and a storage medium, belonging to the technical field of communications. The method includes: receiving beam indication signaling sent by a base station, wherein the beam indication signaling is used for indicating a plurality of target beams or a target group of beams; determining, according to the beam indication signaling, the plurality of target beams or the target group of beams; and performing multi-beam based data transmission with the base station based on the plurality of target beams. Since a terminal determines a plurality of target beams based on the beam indication signaling, multi-beam based data transmission is performed between the terminal and the base station, thereby improving communication robustness.

公开(公告)号：US12132558B2

公开(公告)日：2024-10-29

申请号：US17774106

申请日：2019-11-06

Applicant: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.

Inventor： Mingju Li

IPC: H04B7/08 ,  H04W24/08 ,  H04W72/02 ,  H04W72/56

CPC classification number: H04B7/088 ,  H04W24/08 ,  H04W72/02 ,  H04W72/56

Abstract: A method for allocating beam failure detection resources includes determining control channel resource sets (CORESETs) configured by a network device for a terminal; in response to a number of the CORESETs being greater than a number of beam failure detection (BFD) resources supported by the terminal, selecting target CORESETs with a number of the BFD resources; and determining reference signal (RS) resources corresponding to transmission configuration indication (TCI) states of quasi co-locations (QCLs) of the selected target CORESETs as BFD RS resources. A device having a processor and memory may perform the method.

公开(公告)号：US12127030B2

公开(公告)日：2024-10-22

申请号：US17605508

申请日：2019-04-25

Applicant: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.

Inventor： Mingju Li

IPC: H04W24/10 ,  H04W72/044

CPC classification number: H04W24/10 ,  H04W72/046

Abstract: A method for reporting an antenna beam failure includes: determining, by a terminal, that a target secondary serving cell among n accessed secondary serving cells has a beam failure, where n is a positive integer; and transmitting, by the terminal, a first medium access control (MAC) control element (CE) signaling to a base station, the first MAC CE signaling including beam failure indication information for indicating that the target secondary serving cell has the beam failure. A device and a storage medium for reporting a beam failure are also disclosed.

公开(公告)号：US11956809B2

公开(公告)日：2024-04-09

申请号：US17280177

申请日：2018-09-26

Applicant: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.

Inventor： Mingju Li

IPC: H04W72/53 ,  H04W36/06 ,  H04W72/044 ,  H04W72/23

CPC classification number: H04W72/53 ,  H04W36/06 ,  H04W72/044 ,  H04W72/23

Abstract: Provided is a resource determining method. The method includes: determining a first bandwidth part (BWP) from at least one activated and idle BWP according to pre-set configuration information, wherein the first BWP belongs to a first serving cell for user equipment; and sending, on the first BWP, first indication information and second indication information to the user equipment, wherein the first indication information indicates a target serving cell in which a time-frequency resource for the user equipment processing data is located, and the second indication information indicates a target BWP in which the time-frequency resource for the user equipment processing data is located.

公开(公告)号：US11937305B2

公开(公告)日：2024-03-19

申请号：US17259495

申请日：2018-07-11

Applicant: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.

Inventor： Mingju Li ,  Ming Zhang

IPC: H04W74/08 ,  H04W56/00

CPC classification number: H04W74/0833 ,  H04W56/001 ,  H04W74/0808

Abstract: Provided are a Random Access (RA) configuration method and apparatus, an RA method and apparatus, a base station, User Equipment (UE) and a computer-readable storage medium. The RA configuration method may include: grouping multiple Synchronization Signal Blocks (SSBs) and selecting a primary SSB from each SSB group; sending UE indication information indicating a primary SSB to be sent in an SSB group to be sent; sending at most one SSB in each SSB group to be sent to the UE; and sending the number of SSBs corresponding to preambles in each RA Channel (RACH) Occasion (RO) and the number of ROs under Frequency Division Multiplexing (FDM) to the UE.

公开(公告)号：US11856537B2

公开(公告)日：2023-12-26

申请号：US17267021

申请日：2018-08-10

Applicant: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.

Inventor： Mingju Li

IPC: H04W56/00 ,  H04W4/40 ,  H04L5/00 ,  H04W72/044

CPC classification number: H04W56/001 ,  H04L5/0048 ,  H04W4/40 ,  H04W72/044

Abstract: Provided are a method and apparatus for sending a reference signal, a method and apparatus for receiving a reference signal, and a vehicle user equipment (UE) and a terminal. The method for sending a reference signal comprises: determining transmission configuration information of synchronization signal blocks (VSSBs) in an NR V2X system, wherein the transmission configuration information comprises: a sending period of the VSSBs and a time-domain position of a VSSB sending time window within the sending period; and according to the transmission configuration information; sending the N VSSBs in the periodically appearing VSSB sending time window, wherein N is an integer greater than or equal to one; and each of the VSSBs comprises: a primary sidelink synchronization signal (PSSS), a secondary sidelink synchronization signal (SSSS), a physical sidelink broadcast channel (PSBCH) and a demodulation reference signal (DMRS).

公开(公告)号：US11811540B2

公开(公告)日：2023-11-07

申请号：US17277598

申请日：2018-09-21

Applicant: Beijing Xiaomi Mobile Software Co., Ltd.

Inventor： Mingju Li

IPC: H04L1/1867 ,  H04L1/1812

CPC classification number: H04L1/1893 ,  H04L1/1812 ,  H04L1/1896

Abstract: A method for adjusting a contention window size (CWS), applicable to a data transmission terminal, includes: receiving Hybrid Automatic Repeat reQuest (HARQ) feedback information for first data units and/or second data units from a data reception terminal within a reference duration, the HARQ feedback information including acknowledgement (ACK) information or non-acknowledgement (NACK) information, one second data unit including one or more first data units; determining target first data units or target second data units, for which the HARQ feedback information is counted as the NACK information; calculating a NACK ratio within the reference duration based on the determined target first data units and/or target second data units; and adjusting the CWS based on the NACK ratio.

公开(公告)号：US11765023B2

公开(公告)日：2023-09-19

申请号：US17263639

申请日：2018-07-27

Applicant: Beijing Xiaomi Mobile Software Co., Ltd.

Inventor： Mingju Li

IPC: H04W72/23 ,  H04L41/0803 ,  H04W76/10 ,  H04L5/00

CPC classification number: H04L41/0803 ,  H04L5/0048 ,  H04W72/23 ,  H04W76/10

Abstract: The present disclosure provides a configuration method and apparatus for transmission configuration indication (TCI). The method includes: after a radio resource control (RRC) connection is established with a terminal, sending activation signaling to the terminal; the activation signaling being used for activating all TCI states included in a target TCI group, and the target TCI group including a plurality of TCI states; sending configuration signaling to the terminal, the configuration signaling being used for instructing the terminal to use a target receiver beam to receive a physical downlink channel scheduled by the configuration signaling, the target receiver beam being a receiver beam corresponding to a reference signal corresponding to a target TCI state, and the target TCI state being one of the TCI states indicated by the configuration signaling in the target TCI group.

公开(公告)号：US11764924B2

公开(公告)日：2023-09-19

申请号：US17267732

申请日：2018-08-10

Applicant: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.

Inventor： Mingju Li

IPC: H04L5/00 ,  H04W4/40 ,  H04W56/00 ,  H04W72/10 ,  H04W72/23

CPC classification number: H04L5/0048 ,  H04L5/0053 ,  H04W4/40 ,  H04W56/001 ,  H04W72/23

Abstract: A method, a vehicle user equipment (UE), and a terminal are provided for transmitting a reference signal. The method includes that the vehicle UE determines transmission configuration information of a synchronization signal block (VSSB) of a new radio-vehicle-to-everything (NR-V2X) system. The transmission configuration information includes transmission period of the VSSB, and a time domain position of a VSSB transmission time window within the transmission period. The method further includes that the vehicle UE transmits, according to the transmission configuration information, one or more VSSBs within the VSSB transmission time window that occurs periodically. Each VSSB includes a primary sidelink synchronization signal (PSSS), a secondary sidelink synchronization signal (SSSS), a physical sidelink broadcast channel (PSBCH) signal, and a demodulation reference signal (DMRS).

公开(公告)号：US11540242B2

公开(公告)日：2022-12-27

申请号：US17145366

申请日：2021-01-10

Applicant: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.

Inventor： Mingju Li ,  Ming Zhang

IPC: H04W56/00 ,  H04L5/00 ,  H04W16/14 ,  H04W72/00

Abstract: A method of transmitting the reference signal includes: obtaining a plurality of candidate transmission positions of a reference signal according to an initial candidate transmission position of the reference signal, where the plurality of candidate transmission positions include the initial candidate transmission position; performing a channel detection before the reference signal is transmitted; and if channel idle is detected, transmitting the reference signal at a corresponding candidate transmission position, wherein reference signal position information carried by the reference signal comprises a reference signal index corresponding to the initial candidate transmission position and an offset between a current candidate transmission position and the initial candidate transmission position.