Vivo Mobile Communication Co., Ltd.

Rakesh Tamrakar

Peng Sun

Hao Liu

Xiaodong Shen

Zhen Wang

Dajie Jiang

Kun Yang

Xiaodong Sun

Yang Song

Yuan Shi

Ang Yang

Can Li

Kaili Zheng

This application discloses a beam training method and apparatus, a terminal device, and a network device. The beam training method in this application includes: measuring at least two reference signals used for beam training and forwarded by an auxiliary device in at least two forwarding modes to obtain measurement information, where the measurement information is used for indicating an optimal forwarding mode of the auxiliary device, and a forwarding mode of the auxiliary device is determined by using a beam direction of a forwarded signal of the auxiliary device and a beam phase of the forwarded signal of the auxiliary device; and reporting the measurement information to a network device.

Beam training method and apparatus, terminal device, and network device

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.

Method and device for triggering aperiodic SRS resource set

Embodiments of this disclosure disclose an uplink full-power transmission method and a device. The method is applied to a terminal device and includes: performing uplink transmission based on an uplink transmit power obtained through scaling by a power scaling coefficient, where the power scaling coefficient is determined based on a power control factor, and the power control factor includes at least one of the following: an uplink full-power transmission capability of the terminal device, a supported transmission precoding matrix indicator TPMI reported by the terminal device, a TPMI delivered by a network device, a working mode reported by the terminal device, or the number of antenna ports for each SRS resource in a sounding reference signal SRS resource set that is configured by the network device based on the working mode.

Uplink full-power transmission method and device

Embodiments of the present application discloses an information indicating method, a device and a system. The method includes: sending a physical uplink shared channel (PUSCH), wherein the PUSCH bears uplink control information (UCI), the UCI is used to indicate at least one of the following: remaining MCOT information which is used to indicate a remaining maximum channel occupancy time (MCOT) of a channel occupancy time (COT) within which a user equipment (UE) performs uplink transmission, or a target time period. The target time period includes: a time period for allowing a network device to transmit downlink data within COT within which uplink transmission is performed.

Information indicating method, device and system

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.

Reference signal sending method and transmitter

A coding method includes: reporting N precoding matrix indicators (PMIs) to a network device; where each PMI is corresponding to one channel; a first PMI includes channel information of a channel corresponding to a second PMI; and the first PMI is one of the N PMIs, the second PMI is at least one PMI before the first PMI, and N is a positive integer greater than 1.

Growing community of inventors

Dongguan, China

Rakesh Tamrakar