Huawei Technologies Co., Limited

Wenwen Huang

Xiaolei Tie

Han Zhou

Jian Wang

Lixia Xue

Zhanzhan Zhang

Zhenfei Tang

Hao Tang

Meng Hua

Yueying Zhao

Junchao Li

Yifan Xue

Yan Cheng

Fan Wang

Zhongfeng Li

Zongjie Wang

Shurong Jiao

Guohua Zhou

Xinxian Li

Juhua Xue

Wuxiao Zhou

Hao Sun

Zhiping Song

A communication method is provided. The method includes a first terminal device that monitors control information of a first cell in a first time period, and after monitoring the control information, determines, based on the control information, whether to perform monitoring on the first paging occasion. The first time period includes at least one time unit in which a first synchronization signal block burst set is located or the first time period is adjacent to time units in which the first synchronization signal block burst set is located. Additionally, the first synchronization signal block burst set is located in front of the first paging occasion in time domain.

Communication method and apparatus

Embodiments of this application disclose a paging indication method and apparatus. The method includes: A terminal device receives downlink control information DCI from a network device, where the DCI indicates whether M terminal devices in N groups are paged, M is an integer greater than or equal to 1, and N is an integer greater than or equal to 1 and less than or equal to M; and when determining that a terminal device in a group in which the terminal device is located is paged, the terminal device receives a PDSCH scheduled by the DCI from the network device, where the PDSCH is used to carry a paging message.

Paging indication method and related apparatus

A scheduling switching method includes receiving, by a terminal, a switching indication from a network device, where the switching indication indicates the terminal to switch from a first scheduling mode to a second scheduling mode. The method further includes determining an application time of the second scheduling mode such that the terminal schedules a data channel or triggers a reference signal using the second scheduling mode when the application time arrives.

Scheduling switching method and apparatus

A communication transmission method and a device, where the method includes: A terminal device receives first indication information from a network device; and the terminal device skips PDCCH monitoring in a first cell based on the first indication information. The first cell is a single cell; the first cell is a Pcell; the first cell is a Pcell, and at least one Scell of secondary cells Scells in which PDCCH monitoring is skipped when PDCCH monitoring is skipped in the Pcell; or the first cell is a Pcell and all activated Scells of Scells. The method effectively avoids PDCCH-only of the terminal device in the first cell.

Conditional physical downlink control channel (PDCCH) monitoring

A communication method includes that, when a terminal device receives indication information used by a network device to indicate the terminal device to work on a non-dormant bandwidth part (BWP) in a secondary cell, the terminal device can determine a specific BWP on which the terminal device is to work, and perform a corresponding operation. A network device generates indication information, and sends the indication information to a terminal device, where the indication information is used to indicate the terminal device to work on a non-dormant BWP in a first secondary cell. Then, the terminal device enables, according to the indication information, the terminal device to work on a first BWP, where the first BWP is the non-dormant BWP in the first secondary cell.

The technology of this application relates to a communication method and apparatus. The method includes a terminal device sending first indication information to a network device, where the first indication information indicates that a switching delay between a first bandwidth part BWP and a second BWP is first duration, where the first BWP and the second BWP are uplink BWPs or downlink BWPs used by the terminal device to send and receive data. The terminal device can indicate to the network device a specific switching delay between two BWPs in a serving cell, so that a BWP switching delay determining method is more flexible and a result is more accurate.

A communication method and an apparatus are disclosed. The method includes: A first communications device receives first DCI from a network device in a first discontinuous reception active time, where the first DCI is used to indicate new uplink or downlink data transmission; the first communications device does not expect to receive a PDCCH from the network device in a first time period after the first discontinuous reception active time, where a start moment of the first time period is an end moment of the first discontinuous reception active time, and an end moment of the first time period is in a second discontinuous reception active time; and the first communications device monitors the PDCCH after the first time period.

This application discloses a control information transmission method and device, and relates to the field of communications technologies, to reduce power consumption of UE. The control information transmission method provided in embodiments of this application includes: receiving, by user equipment UE, first indication information sent by a base station, where the first indication information indicates a first time window; and stopping, by the UE, monitoring a physical downlink control channel PDCCH in the first time window.

Control information transmission method and device

A message transmission method is provided. User equipment may receive a power saving message from a network device, where the power saving message carries indication information of a short message, and the short message includes at least one of the following: a public warning system notification or system information modification information. Then, the user equipment obtains the short message from the power saving message. In this way, when the user equipment is in a connected state, the user equipment may obtain the short message by using the power saving message, for example, a PoSS, instead of by monitoring a paging PDCCH; and when the UE is in a sleep state, the UE is not woken up to monitor the paging PDCCH. This reduces power consumption of the user equipment in the connected state.

Message transmission method and corresponding device

Communication methods and apparatuses are provided in this disclosure. One method includes: receiving, by a terminal device at time slot n, first downlink control information comprising a minimum slot offset value, wherein the minimum slot offset value is to be applied by the terminal device at time slot n+K, where K is a positive integer; receiving, by the terminal device at a time after the time slot n and before the time slot n+K, second downlink control information comprising the minimum slot offset value; and determining, by the terminal device, to apply the minimum slot offset value at the time slot n+K.

Embodiments of this application provide a wireless communication method, device, and system. The method includes: A terminal device receives first information from a network device, where the terminal device currently uses a first BWP, and the first information indicates that in minK0 time units after the terminal device receives scheduling downlink control information (DCI), there is no downlink shared channel (PDSCH) scheduled by the scheduling DCI, and/or in minK2 time units after the terminal device receives the DCI, there is no physical uplink shared channel (PUSCH) scheduled by the scheduling DCI; the terminal device receives the scheduling DCI from the network device, where the scheduling DCI indicates the terminal device to switch from the first BWP to a target BWP; and the terminal device determines a first time period based on a bandwidth part (BWP) switch delay and the first information, where the BWP switch delay includes N time units.

Wireless communication method, device, and system

This application provides a data transmission method and an apparatus. The method includes: receiving first DCI sent by a network device, where the first DCI includes a quantity of layers for transmitting first data through a PDSCH, and under a first condition, the quantity of layers of the first data is less than or equal to N1; and under a second condition, the quantity of layers of the first data is less than or equal to N2, N1 is less than N2, N2 is a maximum quantity of layers, for transmitting data through the PDSCH, supported by a terminal device, and N1 is a positive integer; and receiving the first data sent by the network device, and demodulating the first data based on the first DCI. Therefore reducing radio frequency power consumption of the terminal device.

Data transmission method and apparatus

The present disclosure relates to communication methods in a UCI-only scenario. One example method includes receiving downlink control information used to schedule a PUSCH, where the PUSCH includes a first frequency hopping resource and a second frequency hopping resource, and a time-domain start symbol of the first frequency hopping resource is before a time-domain start symbol of the second frequency hopping resource, and sending first UCI on the PUSCH, where the first UCI includes at least one of an HARQ-ACK, CSI-part1, or CSI-part2, where a quantity G(1) of coded bits that are of the CSI-part1 in the first UCI and that are mapped onto the first frequency hopping resource is a smaller one of a fourth value and a fifth value.

Communication method and communications apparatus

Embodiments of the present invention provide a communication method and apparatus, and a computer-readable storage medium, to resolve a prior-art problem that data sending or data receiving of a terminal device is delayed. The method includes: if no monitoring occasion of a wake-up signal exists in a first time window, or a first time window includes no monitoring occasion of a wake-up signal in at least one search space set configured for a terminal device, monitoring a physical downlink control channel within an on duration time period of a discontinuous reception DRX state, where the first time window is a time window for monitoring the wake-up signal, the wake-up signal indicates the terminal device to monitor the physical downlink control channel within the on duration time period, and the first time window is prior to the on duration time period.

Communication method and apparatus, and computer-readable storage medium

The present disclosure relates to communication methods and communications apparatus. One example method includes receiving, by a terminal, configuration information sent by a network device, where the configuration information is used to indicate a resource in a plurality of candidate resources of a common search space, and the candidate resources of the common search space are determined based on one or more of a cell identity, downlink bandwidth, a frequency domain resource location of a synchronization channel, and a frequency domain resource location of a broadcast channel, and receiving, by the terminal, common control information on the resource indicated by the configuration information.

Growing community of inventors

Shanghai, China

Wenwen Huang