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：US20240406969A1

公开(公告)日：2024-12-05

申请号：US18800119

申请日：2024-08-11

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Yu YANG ,  Yang SONG ,  Hao LIU

IPC: H04W72/231 ,  H04L5/00

Abstract: An information activation method, a network side device, and a non-transitory computer-readable storage medium are provided. The information activation method includes: sending, by a network side device, a Media Access Control Control Element (MAC CE) command. The MAC CE command includes at least two first MAC CE commands or a second MAC CE command. The first MAC CE command is used to activate a Transmission Configuration Indicator (TCI) state corresponding to one piece of first identifier information. The second MAC CE command is used to activate TCI states corresponding to at least two pieces of second identifier information. The activated TCI state is used to determine common beam information of a plurality of channels.

公开(公告)号：US20240323949A1

公开(公告)日：2024-09-26

申请号：US18652177

申请日：2024-05-01

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Rongrong SUN ,  Yang SONG

IPC: H04W72/121 ,  H04L5/00 ,  H04W72/232

CPC classification number: H04W72/121 ,  H04L5/0048 ,  H04W72/232

Abstract: This application provides a transmission parameter determining method, a resource determining method, a device, and a storage medium, and pertains to the field of communications technologies. The transmission parameter determining method of embodiments of the invention includes: receiving, by a terminal, DCI, where the DCI is used for activating a target CG, or the DCI is used for scheduling a physical uplink shared channel (PUSCH) for data of the target CG, and the target CG includes a plurality of sets of transmission parameters; and determining, by the terminal, according to the DCI, a target transmission parameter for the target CG or the PUSCH from the plurality of sets of transmission parameters.

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：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：US20210218540A1

公开(公告)日：2021-07-15

申请号：US17213011

申请日：2021-03-25

Applicant: VIVO MOBILE COMMUNICATION CO.,LTD.

Inventor： Yang SONG ,  Peng SUN

IPC: H04L5/00 ,  H04W24/10

Abstract: Embodiments of this application provide a method for reporting a CSI report, a terminal device, and a network device. The method includes: receiving first information from a network device, where the first information is used to indicate any one of the following measurement quantities: reference signal received quality RSRQ and signal to interference plus noise ratio SINR; or the first information is used to indicate at least two of the following measurement quantities: reference signal received power RSRP, RSRQ, and SINR; and reporting a CSI report to the network device according to the first information, where the CSI report includes a measurement quantity indicated by the first information. This application is applied to beam reporting.

公开(公告)号：US20210218451A1

公开(公告)日：2021-07-15

申请号：US17212992

申请日：2021-03-25

Applicant: VIVO MOBILE COMMUNICATION CO.,LTD.

Inventor： Na LI ,  Peng SUN ,  Yang SONG

IPC: H04B7/06 ,  H04W72/04 ,  H04W72/08

Abstract: An information transmission method and a terminal are disclosed. The method includes: when resource overlapping occurs between a first CSI report and a second CSI report, performing the following operations: if a physical channel corresponding to the first CSI report is a physical uplink control channel PUCCH, a physical channel corresponding to the second CSI report is a PUCCH, and a multi-CSI-physical uplink control channel-resource list is configured, transmitting the CSI reports with overlapping resources based on a resource in the multi-CSI-physical uplink control channel-resource list; and/or, if a physical channel corresponding to the first CSI report is a PUCCH, a physical channel corresponding to the second CSI report is a physical uplink shared channel PUSCH, and the PUCCH and the PUSCH are transmitted on different carriers, discarding the PUCCH and the CSI report carried on the PUCCH, and transmitting the PUSCH and the CSI report carried on the PUSCH.