公开(公告)号：US20200374821A1

公开(公告)日：2020-11-26

申请号：US16959445

申请日：2019-01-02

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Kai WU ,  Peng SUN ,  Xueming PAN

IPC: H04W56/00 ,  H04W52/02 ,  H04W76/28 ,  H04J13/00 ,  H04W76/11 ,  H04L29/12 ,  H04W76/27 ,  H04W68/00

Abstract: The present disclosure provides a time-and-frequency synchronization method, a network device, and a terminal. The time-and-frequency synchronization method for the terminal includes: subsequent to determining that the terminal in an idle state or a DRX state needs to be woken up to receive a downlink signal, receiving a physical signal for time-and-frequency synchronization from the network device; and performing time-and-frequency synchronization in accordance with the physical signal.

公开(公告)号：US20200373976A1

公开(公告)日：2020-11-26

申请号：US16637824

申请日：2018-08-09

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Peng SUN ,  Xueming PAN

IPC: H04B7/0456 ,  H04W72/12

Abstract: A method of indicating a spatial characteristic parameter set, a user-side device and a network-side device are provided. The method includes: acquiring first indication information, wherein the first indication information indirectly indicates a spatial characteristic parameter set scheduled to the user-side device, the spatial characteristic parameter set is one of a plurality of spatial characteristic parameter sets configured for the user-side device; determining, according to the first indication information, the spatial characteristic parameter set scheduled to the user-side device.

公开(公告)号：US20200236606A1

公开(公告)日：2020-07-23

申请号：US16637712

申请日：2018-08-09

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Yu YANG ,  Peng SUN

IPC: H04W36/30 ,  H04W36/06

Abstract: A method of sending a beam report and a terminal thereof are provided. The method includes: monitoring a quality parameter of at least one beam link; and determining, according to the quality parameter of the beam link, at least one beam link subjected to a quality loss; in the case that at least a first preset quantity of beam link of the at least one beam link subjected to the quality loss is the beam link of a target antenna panel, determining that a shielding event of the target antenna panel is detected and sending a beam report to a network.

公开(公告)号：US20200178134A1

公开(公告)日：2020-06-04

申请号：US16637716

申请日：2018-08-09

Applicant: VIVO MOBILE COMMUNICATION CO.,LTD.

Inventor： Yu YANG ,  Peng SUN

IPC: H04W36/06 ,  H04W36/30 ,  H04W36/36 ,  H04W36/00

Abstract: A beam switching method, a mobile terminal and a computer-readable storage medium are provided. The method includes: monitoring whether a first blockage event occurs to an antenna of a terminal; and transmitting a beam switching request to a network-side device, in a case that the first blockage event occurs. The first blockage event comprises that a quality loss occurs to beam links corresponding to at least a second predetermined number of downlink beams, the second predetermined number of downlink beams are from a first predetermined number of downlink beams corresponding to one antenna panel of the terminal, and the first predetermined number is greater than or equal to the second predetermined number.

公开(公告)号：US20250039815A1

公开(公告)日：2025-01-30

申请号：US18914312

申请日：2024-10-14

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Chenxi WANG ,  Peng SUN ,  Rakesh TAMRAKAR

IPC: H04W56/00 ,  H04L5/00 ,  H04W74/0833

Abstract: This application discloses an information obtaining method and apparatus, an information sending method and apparatus, a terminal, and a network-side device, pertaining to the field of communication technologies. The information obtaining method in embodiments of this application includes: receiving, by a terminal, target signaling sent by a network-side device; and obtaining, by the terminal, a timing advance TA value of the terminal for a first object according to the target signaling; where the target signaling is signaling obtained before the terminal accesses the first object.

公开(公告)号：US20250036978A1

公开(公告)日：2025-01-30

申请号：US18914254

申请日：2024-10-13

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Bule SUN ,  Ang YANG ,  Peng SUN

IPC: G06N5/04

Abstract: This application discloses a model fine-tuning method and apparatus, and a device. The model fine-tuning method includes: obtaining, by a first device, first target information; fine-tuning, by the first device, the first Artificial Intelligence (AI) model based on the first information or the second information. The first target information includes first information and/or second information, the first information at least includes fine-tuning configuration-related information of a first AI model, and the second information at least includes fine-tuning mode information of the first AI model.

公开(公告)号：US20240373257A1

公开(公告)日：2024-11-07

申请号：US18772171

申请日：2024-07-13

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Yuan SHI ,  Peng SUN

IPC: H04W24/02 ,  H04B7/06 ,  H04B17/318 ,  H04W16/28

Abstract: This application discloses an information interaction method and apparatus, and a communication device. The method includes: indicating, by a first communication device, first interaction information, where the first interaction information is used to indicate at least one of the following: a beam-related usage of an artificial intelligence AI model; parameter information corresponding to the beam-related usage of the AI model, where the parameter information includes at least one of input parameter information, output parameter information, and auxiliary parameter information; quantity information related to the parameter information; and order information of the parameter information.

公开(公告)号：US20240356703A1

公开(公告)日：2024-10-24

申请号：US18754144

申请日：2024-06-25

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Rongrong SUN ,  Peng SUN ,  Rakesh TAMRAKAR

IPC: H04L5/00

CPC classification number: H04L5/0051

Abstract: This application discloses a reference signal port indication method, a terminal, and a network side device. The reference signal port indication method includes: receiving, by a terminal, target signaling, where the target signaling includes an antenna port indicator field, and the antenna port indicator field is used to indicate a demodulation reference signal (DMRS) port of an uplink channel; and determining, by the terminal, at least two DMRS port groups based on the antenna port indicator field, or determining an uplink transmission mode of the terminal based on the antenna port indicator field.

公开(公告)号：US20240346113A1

公开(公告)日：2024-10-17

申请号：US18746032

申请日：2024-06-17

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Chenglu JIA ,  Ang YANG ,  Peng SUN

IPC: G06F18/214 ,  G06F18/21 ,  G06N20/10

CPC classification number: G06F18/214 ,  G06F18/2193 ,  G06N20/10

Abstract: A model construction method and apparatus, and a communication device, are provided. The construction method includes: acquiring, by a first communication device, configuration information of a time series prediction model from a second communication device, wherein the time series prediction model is used for predicting information related to a time series; and constructing the time series prediction model based on the configuration information.

公开(公告)号：US20240340910A1

公开(公告)日：2024-10-10

申请号：US18747357

申请日：2024-06-18

Applicant: VIVO MOBILE COMMUNICATION CO., LTD.

Inventor： Yang SONG ,  Peng SUN

IPC: H04W72/23 ,  H04L5/00

CPC classification number: H04W72/23 ,  H04L5/0053

Abstract: A method for multi-transmission reception point (TRP) configuration, a device, and a storage medium are provided. The method includes configuring a physical downlink shared channel (PDSCH) configuration information element (IE), where the PDSCH configuration IE comprises a plurality of PDSCH data scrambling identity fields, and each PDSCH data scrambling identity field associates with a Control Resource Set (CORESET) corresponding to one TRP.