公开(公告)号：US20220368491A1

公开(公告)日：2022-11-17

申请号：US17870787

申请日：2022-07-21

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Yuan SHI ,  Rakesh TAMRAKAR ,  Zhen WANG

IPC: H04L5/00 ,  H04W72/04

Abstract: A method for triggering an aperiodic SRS resource set and a device are provided. The method includes: receiving downlink control information (DCI), where the DCI is used to activate an aperiodic sounding reference signal (SRS) unit; and sending the SRS unit in at least one valid window corresponding to the activated SRS unit, where there is at least one valid slot in the valid window.

公开(公告)号：US20250016695A1

公开(公告)日：2025-01-09

申请号：US18894716

申请日：2024-09-24

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Rongrong SUN ,  Peng SUN ,  Hao LIU ,  Rakesh TAMRAKAR

IPC: H04W52/42 ,  H04W52/14 ,  H04W52/36

Abstract: This application discloses a power control method and apparatus, and a terminal. The power control method according to embodiments of this application includes: receiving, by a terminal, first signaling sent by a network-side device; determining, by the terminal, at least two pieces of beam information for uplink transmission based on the first signaling; and determining, by the terminal, target transmission power of each piece of beam information on a corresponding uplink resource.

公开(公告)号：US20240430837A1

公开(公告)日：2024-12-26

申请号：US18826378

申请日：2024-09-06

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Rongrong SUN ,  Hao LIU ,  Peng SUN ,  Yang SONG ,  Rakesh TAMRAKAR

IPC: H04W56/00 ,  H04W72/231

Abstract: This application discloses an uplink transmission method, a terminal, and a network side device. The uplink transmission method includes: receiving radio resource control (RRC) signaling, where the RRC signaling includes configuration information of a target timing advance group (TAG), where the configuration information of the target TAG includes a plurality of sets of timing advance (TA) configuration-related information associated with different target objects, where each target object includes a transmission configuration indicator (TCI) state; and adjusting, based on a first target timing advance command (TAC), timing of a target uplink transmission corresponding to a first target TCI state, where the first target TAC is associated with the first target TCI state.

公开(公告)号：US20240413949A1

公开(公告)日：2024-12-12

申请号：US18811728

申请日：2024-08-21

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Kaili ZHENG ,  Hao LIU ,  Rongrong SUN ,  Yang SONG ,  Rakesh TAMRAKAR

IPC: H04L5/00 ,  H04J13/00

Abstract: A demodulation reference signal information determining method, and a terminal are provided. The demodulation reference signal information determining method includes: receiving first Demodulation Reference Signal (DMRS) indication information sent by a network side device. The method further includes determining DMRS information of a target DMRS based on the first DMRS indication information. Ports, belonging to a same Code Division Multiplexing (CDM) group, in the target DMRS are mapped based on a length-4 Frequency Division-Orthogonal Cover Code (FD-OCC) sequence. The DMRS information includes at least one of the following: the quantity of target CDM groups, port information of the target DMRS, or the quantity of front-load symbols. The target CDM group is a CDM group, not occupied by data, in a CDM group corresponding to the target DMRS.

公开(公告)号：US20240205939A1

公开(公告)日：2024-06-20

申请号：US18429864

申请日：2024-02-01

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Rongrong SUN ,  Hao LIU ,  Yang SONG ,  Rakesh TAMRAKAR

IPC: H04W72/232 ,  H04B7/06 ,  H04L5/00 ,  H04W72/1268

CPC classification number: H04W72/232 ,  H04B7/0639 ,  H04L5/0051 ,  H04W72/1268

Abstract: A method for indicating downlink control information, a method for determining an uplink channel transmission rank, and apparatuses are provided. The method for indicating downlink control information includes: receiving, by a terminal, DCI for scheduling a PUSCH; and determining, by the terminal based on maximum transmission rank information for the PUSCH, a bit length of a target field of the DCI and significant bits in the target field, where the target field includes at least one of the following: at least one SRI field; at least one TPMI field; and a PTRS-DMRS field. The method for determining an uplink channel transmission rank includes: determining, by a terminal, maximum transmission rank information for a PUSCH.

公开(公告)号：US20240187924A1

公开(公告)日：2024-06-06

申请号：US18439798

申请日：2024-02-13

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Peng SUN ,  Xiang PAN ,  Rakesh TAMRAKAR

IPC: H04W28/06 ,  G06N3/04

CPC classification number: H04W28/06 ,  G06N3/04

Abstract: An information processing method and apparatus, and a terminal are provided. The method in embodiments of the present application includes: performing, by a terminal, a first operation in a case that a first condition is met, where the first condition includes at least one of the following: a location in which the terminal is located meets a first preset condition; a first measurement quantity meets a second preset condition; a first event meets a third preset condition; a first identifier meets a fourth preset condition; a first transmission parameter meets a fifth preset condition; application layer configuration information meets a sixth preset condition; a first configuration meets a seventh preset condition. The first operation includes one of the following: performing statistics to obtain first information; generating a first report; reporting second information; or compressing second information in a preset compression manner, and reporting compressed second information.

公开(公告)号：US20240022378A1

公开(公告)日：2024-01-18

申请号：US18374631

申请日：2023-09-28

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Yuan SHI ,  Rakesh TAMRAKAR ,  Yang SONG

IPC: H04L5/00

CPC classification number: H04L5/0051 ,  H04L5/0012

Abstract: A Sounding Reference Signal (SRS) sending method and apparatus, an SRS receiving method and apparatus, and an SRS configuration method and apparatus, are provided. The SRS sending method includes: sending an SRS in a partial frequency hopping manner on a complete bandwidth corresponding to R Orthogonal Frequency Division Multiplexing (OFDM) symbols in one SRS resource set or SRS resource, where the SRS is sent on a partial bandwidth in each complete bandwidth, there are at least two complete bandwidths, and sending position indexes of partial bandwidths in the at least two complete bandwidths are different, and R is a repetition factor.

公开(公告)号：US20240007166A1

公开(公告)日：2024-01-04

申请号：US18470629

申请日：2023-09-20

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Jiangwei YUAN ,  Yang SONG ,  Peng SUN ,  Rakesh TAMRAKAR

IPC: H04B7/06 ,  H04W24/08

CPC classification number: H04B7/0626 ,  H04W24/08

Abstract: A CSI feedback method and apparatus, a device, and a readable storage medium are disclosed. The method includes: feeding back, by a terminal, one or more CSI reports to a network-side device, where the CSI report includes a first field corresponding to a first measurement hypothesis, where the first measurement hypothesis includes: X STRP measurement hypotheses and one joint transmission measurement hypothesis, where X is a natural number; or the first measurement hypothesis is one of all STRP measurement hypotheses and joint transmission measurement hypotheses.

公开(公告)号：US20220286252A1

公开(公告)日：2022-09-08

申请号：US17751641

申请日：2022-05-23

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Hao LIU ,  Peng SUN ,  Yang SONG ,  Rakesh TAMRAKAR ,  Kaili ZHENG

IPC: H04L5/00 ,  H04B17/345

Abstract: A reference signal sending method and a transmitter are provided. The method includes: determining a time-frequency resource pattern of a target reference signal used for interference measurement, where the time-frequency resource pattern is used to indicate a time domain location and a frequency domain location of the target reference signal; and sending the target reference signal based on the time-frequency resource pattern.

公开(公告)号：US20220159500A1

公开(公告)日：2022-05-19

申请号：US17665785

申请日：2022-02-07

Applicant: VIVO MOBILE COMMUNICATION CO.,LTD.

Inventor： Zichao JI ,  Rakesh TAMRAKAR ,  Peng SUN ,  Huaming WU ,  Siqi LIU

IPC: H04W24/10

Abstract: A sidelink measurement result obtaining method, a sidelink measurement result sending method, and a terminal are provided. The method includes: obtaining a sidelink measurement result, where associated information of the measurement result corresponds to a measurement signal associated with the measurement result, and the associated information includes at least one of the following: a feedback window, identifier information, a feedback resource, and HARQ feedback information, where the HARQ feedback information is HARQ feedback information sent together with the measurement result, and the HARQ feedback information corresponds to a measurement signal.