Huawei Technologies Co., Limited

Yiru Kuang

Haibo Xu

Jian Wang

Nathan Edward Tenny

Chuting Yao

Zhenzhen Cao

Bingzhao Li

Xing Liu

Yifan Xue

Yongbo Zeng

Rentian Ding

Bin Xu

Da Wang

Xuelong Wang

Li Qin Shen

Haifeng Yu

Hongping Zhang

Yu Cai

Bingguang Peng

Guowei Ouyang

Xiaojuan Li

Yun Liu

Bo Xu

Baokun Shan

Xiaocui Li

Yanzhao He

Delai Zheng

Zhou Wang

Yifan Du

Wenqian Huang

Jie Ning

Bin Gu

Lingxiao Lu

A communications method includes: when a terminal device is in a non-connected state, a system information block is received from a network device, where the system information block includes first information; and configuration of a reference signal used for operations such as automatic gain control (AGC) adjustment and time and frequency synchronization can be known based on the first information. In this way, the terminal device can wake up at a location of a first reference signal to prevent terminal device from waking up too early at a location of a synchronization signal block and to effectively reduce power consumption of the terminal device.

Communications method, apparatus, and system

A search space monitoring method allows a terminal to monitor a power saving signal in a search space in a scenario in which the power saving signal can be applied to a long discontinuous reception (DRX) cycle and a short DRX cycle. The method includes, when using the long DRX cycle, monitoring, by the terminal, the power saving signal in a first search space, and skipping monitoring the power saving signal in a second search space, where the power saving signal indicates power saving information of the terminal; and when using a short DRX cycle, monitoring, by the terminal, the power saving signal in the second search space, and skipping monitoring the power saving signal in the first search space.

Search space monitoring method and apparatus

A communication method includes determining, by a terminal device, first in-device coexistence (IDC) interference adjustment information, where the first IDC interference adjustment information includes frequency bandwidth information, and sending, by the terminal device, the first IDC interference adjustment information to a network device to adjust IDC interference based on the first IDC interference adjustment information.

Communication method and apparatus

A signal monitoring method is provided: If the terminal device determines, based on a message received or sent in a first time unit, that the terminal device is not in a DRX active time in a second time unit, the terminal device monitors the power saving signal in the second time unit. The terminal device determines, based on the power saving signal, whether to monitor a PDCCH in a first time interval. The first time unit is located before the second time unit, and is separated from the second time unit by M third time units. M is an integer greater than or equal to 1. The embodiments of this application are applied to a mobile communications system such as 5G NR.

Signal monitoring skipping method and apparatus

A method includes: determining, by a terminal device, that assistance information of the terminal device can be sent to a first network device through a signaling radio bearer (SRB) 3, wherein the terminal device is connected to at least two network devices, and the first network device is a secondary network device in the at least two network devices; and sending, by the terminal device, the assistance information to the first network device through the SRB3, wherein the assistance information is used to indicate a configuration expected by the terminal device or service information of the terminal device.

Communications method and device

A communications method and apparatus are provided. A network device determines whether a first capability of a terminal device is less than or equal to a second capability of the terminal device. The first capability is a capability of the terminal device of working at a first frequency when the terminal device supports only a first radio access technology, and the second capability is a capability of the terminal device corresponding to the first frequency in a first frequency combination. When the first capability is less than or equal to the second capability, the network device sends a first message to the terminal device. The first message is used to indicate the terminal device to measure a second frequency, the first message does not include a configuration of a first measurement gap, and the first measurement gap is used to measure the second frequency.

Communications method and apparatus

This application provides a base station switching method and an apparatus. The method includes: A terminal sends one piece of binding signaling that carries SIM card binding information to a source base station; the terminal switches a plurality of SIM cards from being connected to the source base station to being connected to the target base station; and the terminal sends radio resource control reconfiguration complete information to the target base station, where the radio resource control reconfiguration complete information includes information about the plurality of SIM cards that complete the switching operation.

Base station switching method and apparatus

Embodiments of this application provide a scheduling request processing method and a terminal device. The scheduling request processing method includes: determining, by a terminal device, whether there is a regular BSR associated with a first logical channel that is triggered and has not been canceled; and if a regular BSR associated with the first logical channel is triggered and has not been canceled, and the terminal device has no uplink resource available to transmit data of the first logical channel, and a first timer of the terminal device is not running, triggering, by the terminal device, an SR, where the first timer is configured to delay transmission of the SR.

Scheduling request processing method and terminal device

A method includes: determining, by a terminal device, first assistance information, wherein the first assistance information is used to indicate a configuration parameter requested by the terminal device from a first network device; and sending, by the terminal device, the first assistance information to a second network device, wherein the second network device is used to send the first assistance information to the first network device.

Information transmission method and apparatus

In a method, a first band combination set reported by a terminal device may include a first band combination and a second band combination, the first band combination is a fallback band combination that has a same capability as the second band combination, and the first band combination and the second band combination correspond to different radio access technology types.

Method for reporting band information and related device

A random access method and device. The method includes receiving, by user equipment, a radio resource control (RRC) connection reconfiguration message from a first network device, the RRC connection reconfiguration message indicating a primary serving cell of the second network device for a user equipment, an active uplink bandwidth part (BWP) in the primary serving cell, and an active downlink BWP in the primary serving cell, the RRC connection reconfiguration message includes an uplink BWP identifier indicating the active uplink BWP and a downlink BWP identifier indicating the active downlink BWP, the uplink BWP identifier corresponds to the active uplink BWP, the downlink BWP identifier corresponds to the active downlink BWP, and initiating, by the user equipment, a random access procedure to the second network device on the active uplink BWP and the active downlink BWP.

Random access method and device

This application provides a communication method and a communications device. The method includes: A first device receives a first message sent by a second device. The first message is used to indicate a bearer configuration of a bearer of the first device and an initial status of the bearer configuration, and the bearer configuration includes a first bearer configuration and/or a second bearer configuration. The first device determines the bearer configuration and the initial status of the bearer configuration based on the first message. According to the technical solutions in embodiments of this application, a bearer configuration of a terminal device and an initial status of the bearer configuration of the terminal can be indicated. Because both the bearer configuration of a bearer of the terminal and the initial status of the bearer configuration of the terminal are indicated, communication efficiency is improved.

Communication method and communications device

A timer processing method includes: receiving, by a terminal device, a first message sent by a network device, and starting or restarting a timer based on a scrambling identifier of the first message, wherein the timer is a timer used by the terminal device to switch from an active downlink BWP to a default downlink BWP, or is a timer used by the terminal device to activate a default downlink BWP and deactivate an active downlink BWP; or if an active BWP pair of the terminal device is not a default BWP pair, starting or restarting, by the terminal device, a timer based on a scrambling identifier of the first message, wherein the timer is a timer used by the terminal device to switch from the active BWP pair to the default BWP pair, or is a timer used by the terminal device to activate the default BWP pair.

Timer processing method and terminal device

Embodiments of this application provide a scheduling request processing method and a terminal device. The scheduling request processing method includes: determining that a regular buffer status report, BSR, associated with a first logical channel is triggered and has not been canceled; determining that there is no uplink resource available to transmit data of the first logical channel, and a first timer of a terminal device is not running; and triggering a scheduling request, SR, wherein the first timer is configured to delay transmission of the SR.

Growing community of inventors

Beijing, China

Yiru Kuang