公开(公告)号：US20200275296A1

公开(公告)日：2020-08-27

申请号：US16646362

申请日：2018-08-31

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Li CHEN ,  Xueming PAN ,  Kai WU ,  Yu DING ,  Dajie JIANG ,  Fei QIN ,  Xiaodong SHEN

IPC: H04W24/10 ,  H04W24/08 ,  H04W52/02 ,  H04W76/28 ,  H04W72/04 ,  H04W68/02

Abstract: A measurement method, a measurement configuration method, a user equipment and a base station are provided. The measurement method includes: receiving a preset indication signaling transmitted by a base station, the preset indication signaling is configured to indicate whether it is needed for the user equipment to perform a radio resource management RRM measurement; performing the RRM measurement when the preset indication signaling indicates that it is needed for the UE to perform the RRM measurement.

公开(公告)号：US20250150178A1

公开(公告)日：2025-05-08

申请号：US18977911

申请日：2024-12-11

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Dongru LI ,  Kai WU

IPC: H04B17/318 ,  H04B7/22 ,  H04L5/00

Abstract: This application provides a measurement processing method and apparatus, and a device. The measurement processing method includes: obtaining, by a first device, measurement configuration information; and performing, by the first device, channel measurement on a backscatter communication channel based on the measurement configuration information. The backscatter communication channel includes at least one of the following: a transmission channel for a backscatter signal; or a transmission channel for a reference signal. The reference signal is used to trigger a first backscatter signal, and the first backscatter signal is used for channel measurement.

公开(公告)号：US20250097776A1

公开(公告)日：2025-03-20

申请号：US18964458

申请日：2024-12-01

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Dongru LI ,  Kai WU

IPC: H04W28/18

Abstract: A method for information transmission of backscatter communication, a terminal, and a network side device are provided. The method includes: the terminal sends first information to the network side device, where the first information is used for configuration update or transmission adjustment related to backscatter communication, and the first information includes at least one of the following: inventory-related information; information related to backscattering of a backscatter device; or information related to a carrier wave or a control command.

公开(公告)号：US20250056625A1

公开(公告)日：2025-02-13

申请号：US18928166

申请日：2024-10-27

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Xiaohang CHEN ,  Kai WU

IPC: H04W74/0833 ,  H04W74/00

Abstract: This application pertains to the field of communication technologies, and discloses a terminal operation method and apparatus, a terminal, and a network-side device. The terminal operation method in embodiments of this application includes: receiving, by a terminal, at least one random access channel RACH configuration transmitted by a network-side device, where each of the at least one RACH configuration includes at least one target resource, and the target resource includes at least one of a physical random access channel transmission occasion RO resource and a physical uplink shared channel occasion PO resource; and performing, by the terminal, a first operation based on the at least one RACH configuration, where the first operation includes at least one of the following: determining validity of the target resource; and determining whether to transmit a random access message on the target resource.

公开(公告)号：US20250016756A1

公开(公告)日：2025-01-09

申请号：US18892668

申请日：2024-09-23

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Xueming PAN ,  Zichao JI ,  Kai WU ,  Rakesh TAMRAKAR ,  Siqi LIU ,  Can LI ,  Yi GU

IPC: H04W72/0453 ,  H04W72/232

Abstract: This application discloses a method for waveform switching, a device, and a chip. The method includes: The terminal receives a first downlink control information (DCI) from a network device, where the first DCI is used to schedule physical channels of a plurality of cells; and the terminal uses pre-configured waveforms of the physical channels of the plurality of cells, where when the first DCI is used to schedule the physical channels of the plurality of cells, the terminal does not support dynamic waveform switching.

公开(公告)号：US20240340860A1

公开(公告)日：2024-10-10

申请号：US18745194

申请日：2024-06-17

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Yong WANG ,  Kai WU

IPC: H04W72/04

CPC classification number: H04W72/04

Abstract: This application provides a transmission determining method and apparatus, a terminal, a network-side device, and a storage medium. The transmission determining method includes: receiving (201), by a terminal, first signaling, the first signaling being used for determining an uplink transmission operation of the terminal on a first Transmission and Reception Point (TRP); and determining, by the terminal, the uplink transmission operation of the terminal on the first TRP according to the first signaling in a case that an overlapping time domain resource is present between an uplink transmission of the terminal on the first TRP and a downlink transmission of the terminal on a second TRP. The terminal is connected to a plurality of TRPs, and the plurality of TRPs include the first TRP and the second TRP.

公开(公告)号：US20240334495A1

公开(公告)日：2024-10-03

申请号：US18743263

申请日：2024-06-14

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Xueming PAN ,  Kai WU ,  Rakesh TAMRAKAR

IPC: H04W74/0833 ,  H04W52/36

CPC classification number: H04W74/0833 ,  H04W52/36

Abstract: This application discloses a PRACH transmission method and apparatus, and a terminal, and relates to the field of communication technologies. The PRACH transmission method in the embodiments of this application includes: determining, by a terminal, a sending power of a physical random access channel PRACH repeated transmission according to a target indication, where the target indication is used for indicating whether sending powers of PRACH transmissions in the PRACH repeated transmission are the same; and performing, by the terminal, PRACH repeated transmission according to the sending power of the PRACH repeated transmission.

公开(公告)号：US20240334348A1

公开(公告)日：2024-10-03

申请号：US18738450

申请日：2024-06-10

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Yi GU ,  Kai WU ,  Rongrong SUN

IPC: H04W52/32 ,  H04L5/00 ,  H04W72/0446

CPC classification number: H04W52/325 ,  H04L5/0035 ,  H04W72/0446

Abstract: An apparatus for determining a time domain window, a terminal, and a readable storage medium. The method for determining a time domain window in embodiments of this application includes: determining, by a terminal, a second time domain window in a first time domain window based on first information. The terminal maintains a first transmission characteristic in the second time domain window for target uplink channel repetitions. The first information includes power control information used for each target uplink channel transmission in the target uplink channel repetitions. The first time domain window is a nominal time domain window configured by a network-side device. The first transmission characteristic is a transmission characteristic with consistent power and continuous phase.

公开(公告)号：US20240292430A1

公开(公告)日：2024-08-29

申请号：US18655771

申请日：2024-05-06

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Yi GU ,  Kai WU

IPC: H04W72/232 ,  H04L27/26

CPC classification number: H04W72/232 ,  H04L27/2605

Abstract: This application discloses an information transmission method and apparatus, a terminal, a network side device, and a readable storage medium. The information transmission method in embodiments of this application includes: receiving, by a terminal, first signaling sent by a network side device, where the first signaling includes at least one of the following: first indication information, indicating the terminal to switch a transmission waveform; and waveform information, used for determining information about a target transmission waveform.

公开(公告)号：US20240283589A1

公开(公告)日：2024-08-22

申请号：US18645916

申请日：2024-04-25

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Yong WANG ,  Kai WU

IPC: H04L5/00 ,  H04L5/16 ,  H04W72/0446

CPC classification number: H04L5/0035 ,  H04L5/0048 ,  H04L5/16 ,  H04W72/0446

Abstract: This application discloses an available slot determining method and apparatus, and a terminal. The method of embodiments of this application includes: before performing a first uplink transmission in a first cell or at a first transmission reception point (TRP), determining, by a terminal, an available slot for the first uplink transmission according to a first rule. The first cell is a serving cell in a plurality of serving cells configured by the network for the terminal, and the first TRP is a TRP in a multiple transmission reception point (MTRP) scenario.