Datang Mobile Communications Equipment Co., Ltd.

China Academy of Telecommunications Technology

Fangchen Cheng

Zheng Zhao

Jiaqing Wang

Bin Ren

Ren Da

Rui Zhao

Meiying Yang

Xuejuan Gao

Xueming Pan

Chen Luo

Deshan Miao

Tie Li

Lei Wang

Qiubin Gao

Xiaotao Ren

Tony Ekpenyong

Shilei Zheng

Di Zhang

Shaohui Sun

Yuan Feng

Runhua Chen

Junwei Wang

Rakesh Tamrakar

Qiuping Huang

Lin Lin

Ying Peng

Qianqian Si

Jiayi Fang

Pierre Bertrand

Teng Ge Ma

Wei Zhong

Xiangli Lin

Jinling Hu

Wenping Ma

Methods and devices of transmitting and receiving information and a terminal are provided. The information transmission method includes transmitting a first synchronization signal block SSB, wherein the first SSB includes a physical broadcast channel PBCH, the first SSB is configured in a first manner or carries first information, the first information indicates first offset information about a time-domain position of a second synchronization signal block SSB relative to a first position.

Methods and devices of information transmission and information reception, and terminal

The present disclosure provides a time domain resource configuration method and a terminal. The method includes: obtaining configuration information of a physical random access channel (PRACH); where the configuration information includes a first configuration value, and the first configuration value is used to indicate a configuration number of PRACH slots in each target time domain granularity; determining distribution of the PRACH slots in the target time domain granularity according to the configuration information; and determining validity of PRACH occasions in the PRACH slots.

Time domain resource configuration method and terminal

A reference signal transmission method and a reference signal transmission device are provided. The reference signal transmission method for a V2X system includes: receiving, by a first device, a first reference signal transmitted by another device via a sidelink; and performing, in accordance with the first reference signal transmitted by the other device, at least two of: a resource occupancy sensing process, an Automatic Gain Control (AGC) process, a Frequency Offset Estimation (FOE) process, a Channel State Information (CSI) measurement process, and a channel estimation process.

Reference signal transmission method and device

A signal transmission method, a signal transmission apparatus and a device are provided. The signal transmission method includes: configuring at least one transmission beam, the transmission beam being a beam corresponding to a transmission resource for a power-saving signal; and transmitting the power-saving signal on the at least one transmission beam.

Signal transmission method, apparatus, and device

Signal transmission method and device, signal reception method and device and a terminal are provided. The signal transmission method includes: transmitting P synchronous signal blocks SSBs in a synchronous period, wherein the P SSBs are divided into Q groups, any of the Q groups includes at least one SSB, both P and Q are positive integers greater than or equal to 1; when a synchronization period includes at least two SSBs, a time-domain location of at least one of the SSBs is preconfigured or carried through a physical broadcast channel PBCH.

Signal transmission method and device, signal reception method and device, and terminal

A method and an apparatus for PDCCH monitoring, and a device are provided. The method includes: receiving power-saving signaling carrying PDCCH monitoring indication information and/or monitoring indication information for the cells from a network device, the PDCCH monitoring indication information being used to indicate whether to change first PDCCH monitoring, the first PDCCH monitoring being periodic PDCCH monitoring within a search space configured for a UE, and the monitoring indication information for the cells being used to indicate a cell where the PDCCH monitoring needs to be performed; and monitoring the PDCCH in accordance with the PDCCH monitoring indication information and/or the monitoring indication information for the cells in the power-saving signaling.

Method and apparatus for monitoring physical downlink control channel, and device

The embodiments of the present disclosure provides a downlink control channel detection method, a terminal and a network side device. The method includes: performing energy-saving signal detection by a terminal, wherein the energy-saving signal is at least used to indicate detection information of a downlink control channel; detecting the downlink control channel by the terminal according to the detection information if the energy-saving signal is detected.

Downlink control channel detection method, terminal, and network side device

A PDCCH blind detection method, a terminal and a network side device are provided. The method includes: detecting, by a terminal, an energy saving signal in an energy saving signal window; blindly detecting, by the terminal, the PDCCH within a target time if the energy saving signal is detected, a distance between the target time and a position where the energy saving signal is detected is within a preset time distance range.

PDCCH blind detection method, terminal and network side device

The present disclosure provides a power saving indication method, a network side device and a user equipment, the power saving indication method includes configuring DCI, the DCI carries power saving information of at least one user equipment the power saving information is used to indicate at least one power saving scheme or a mapping relation between at least two power saving schemes.

Power saving indication method, network side device and user equipment

The disclosure provides methods for transmitting and detecting a physical downlink control channel, a network device and a UE. The method for transmitting a physical downlink control channel includes: transmitting a physical downlink control channel (PDCCH) to a UE, the PDCCH carrying downlink control information (DCI) in one format, wherein the DCI supports transmission of UE specific control information and group common control information, the UE specific control information at least includes a UE specific power saving signal, and the group common control information at least includes a group common power saving signal.

Methods for transmitting and detecting physical downlink control channel, network device, and user equipment

A terminal energy-saving control method, apparatus and device are provided. The method includes: transmitting energy-saving configuration parameters to a terminal device, wherein the energy-saving configuration parameters include at least two of following parameters: a slot offset Kbetween a physical downlink control channel transmission and a physical downlink shared channel transmission, a slot offset Kbetween the physical downlink control channel transmission and a physical uplink shared channel transmission, and a slot offset A-CSI-RS triggering offset between the physical downlink control channel transmission and an aperiodic channel state indication reference signal transmission; all of the energy-saving configuration parameters are greater than zero, or at least one of the energy-saving configuration parameters is equal to zero.

Terminal energy-saving control method, apparatus and device

A power-saving state switching method, a terminal and a base station are provided. The power-saving state switching method includes configuring, by the base station, a first power consumption mode of the terminal at a first time point, and transmitting configuration information of the first power consumption mode to the terminal. Two or more power consumption modes are supported by the terminal.

Power-saving state switching method, terminal and base station

An information indicating method, an information determining method, a terminal and a base station are provided. The information indicating method includes: indicating, by using a predetermined parameter of a physical broadcast channel (PBCH) in a first system synchronization block (SSB), whether the first SSB includes associated remaining minimum system information (RMSI); or indicating, by using a predetermined parameter of a PBCH in a first SSB, that the first SSB does not include associated RMSI, and indicating frequency offset information of a synchronization raster where a second SSB is located, where the second SSB is an SSB with the associated RMSI.

Information indicating method, information determining method, terminal and base station

The present disclosure provides a transmission feedback method and a UE. The transmission feedback method includes: transmitting a time-frequency transmission resource for transmitting feedback information for unicasting or multicasting transmission to at least one target UE which has established a connection with a source UE; acquiring the feedback information transmitted on the time-frequency transmission resource from the target UE; and determining a unicasting or multicasting transmission state in accordance with the feedback information.

Transmission feedback method and user equipment

A method and a device of transmitting a power saving signal, a method and a device of detecting a power saving signal are provided. A method applied to a base station includes receiving power-saving-signal indication information reported by a first terminal, the power-saving-signal indication information being at least used to indicate that the first terminal supports or does not support reception of the power saving signal; sending the power saving signal to the first terminal when the power-saving-signal indication information indicates that the first terminal supports reception of the power saving signal.

Growing community of inventors

Beijing, China

Fangchen Cheng