Datang Mobile Communications Equipment Co., Ltd.

China Academy of Telecommunications Technology

Other

Xiaomi Inc.

Qiubin Gao

Runhua Chen

Hui Li

Xin Su

Qiuping Huang

Rakesh Tamrakar

Wenhong Chen

Tamrakar Rakesh

Mengjun Wang

Deshan Miao

Ying Peng

Chuanjun Li

Shaohui Sun

Xueyuan Gao

Bin Ren

Ren Da

Rui Zhao

Shanzhi Chen

Ranran Zhang

Xueming Pan

Yang Song

Yu Yang

Fang-Chen Cheng

Zhengxuan Liu

Meifang Jing

Zukang Shen

Hao Ni

Yajuan Luo

Guojun Xiao

Zheng Zhao

Fei Qin

Shaoli Kang

Tie Li

Xuejuan Gao

Hao Liu

Haiyang Quan

Fangchen Cheng

Pierre Bertrand

Deshan Miu

Jiaqing Wang

Lei Song

Ekpenyong Tony

Chun Luo

Lei Wang

Xin Zhang

Xiaotao Ren

Li Liu

Erlin Zeng

Libo Wang

Yu Ding

Tony Ekpenyong

Shiqiang Suo

Wei Bao

Yu Chan Yang

Wenling Bai

Chenggang Jiang

Haijun Zhou

Xiaodong Sun

Jinbo Zhao

Qiong Li

Jinling Hu

Hao He

Yiwen Lu

Dingcheng Yang

Gaishi La

Deshan Mu

The embodiments of the present application relate to a beam determination method and device. When data is sent by means of the determined beam, loss of transmission performance is avoided. In the present application, a terminal sends reference information to a network side device according to configuration of the network side device, the reference information including power backoff information and/or reference signal received power, and the reference signal received power being obtained on the basis of the power backoff information; and the terminal receives a target beam indication sent by the network side device, and sends or receives a signal on the basis a target beam in the target beam indication, the target beam indication being determined by the network side device on the basis of the reference information.

Beam determination method and device

A method for positioning based on downlink (DL) channel information includes: sending a positioning assistance data request message to a core network device, in which the positioning assistance data request message includes the DL channel information; receiving positioning assistance data sent by the core network device, in which the positioning assistance data includes DL PRS resource information, the DL PRS resource information is determined by an access network device based on first estimated location information of the UE forwarded by the core network device, and the first estimated location information is determined by the core network device based on the DL channel information; obtaining a DL positioning measurement by measuring a DL PRS based on the DL PRS resource information, and sending the DL positioning measurement to the core network device.

Positioning method and apparatus based on downlink (DL) channel information, and device

A method and apparatus for determining an information transmission position. The method includes upon receiving at least one control information DCI sent by a network side, a terminal determines a reference transmission position according to a predefined rule, the preset rule being predefined information or configured by high-layer signaling, and then determines, according to the reference transmission position, a transmission parameter of a first physical channel or first physical information. In this way, a transmission parameter of a first physical channel or first physical information can be determined according to a determined reference transmission position, thus avoiding the problem of a reception failure of transmitted data information or first physical information due to incorrect determination of a transmission position of the first physical channel or first physical information by a terminal, and ensuring the reliability of reception of the transmitted data information by the terminal.

Method and apparatus for determining information transmission position

A method for monitoring control channels and determining a transmission configuration indication, and a terminal. In the present application, a terminal determines, according to first information, at least two CORESETs or search space sets having at least two QCL-TypeD properties, or determines, according to a control channel transmission pattern, at least two CORESETs or search space sets having an association relationship, and monitors at least two control channels according to the determined CORESETs or search space sets.

Method for monitoring control channels and determining transmission configuration indication, and terminal

The present disclosure provides a data transmission method and device. The method includes: sending a first signal and a demodulation reference signal DMRS corresponding to the first signal to a second device, wherein the first signal includes at least one data stream, and each data stream corresponds to a plurality of DMRS ports; wherein different DMRS ports correspond to at least one of different power amplifiers, different sounding reference signal ports, or different first signal ports.

Data transmission method and device

Disclosed are a beam determination apparatus, a UE and a network device. A beam determination method performed by the UE includes: determining, by the UE, whether a common beam state is a valid state; and in case that the common beam state is the valid state, determining, by the UE, that at least two channels and/or reference signals of the UE use the same beam for transmission.

Beam determination apparatus, user equipment and network device

Disclosed are a channel reciprocity-based precoding matrix configuration method and apparatus. The method includes in downlink transmission, a network side separately sends, on each antenna port associated with each transmission layer, a CSI-RS subjected to beamforming to a terminal by using beams calculated according to angle information and delay information determined on the basis of uplink channel state information, and determines a precoding matrix for downlink transmission of the terminal according to beams sent on K0 antenna ports selected by the terminal on the basis of the CSI-RS, and a beam combination coefficient set.

Channel reciprocity-based precoding matrix configuration method and apparatus

Disclosed in embodiments of the present application are a method and device for scheduling transmission, which are used to solve the problem in which there are currently no solutions for transmission scheduling that supports various communication scenario changes. In the embodiments of the present application, a network side device sends a transmission instruction to a terminal device; and the terminal device determines a transmission scheduling mode according to the transmission instruction and performs transmission scheduling. Moreover, after determining that an adjustment condition is satisfied, the network side device determines a new transmission scheduling mode and notifies the terminal device, so that the terminal device performs transmission scheduling by means of the new transmission scheduling mode.

Method and device for scheduling transmission

A method for uplink beam indication and a device are provided. The method includes: indicating by a base station dynamically, a transmission beam of a first uplink signal, to a terminal through transmission beam indication information. The first uplink signal includes at least one of: a sounding reference signal SRS or a signal transmitted on a physical uplink control channel PUCCH.

Method for uplink beam indication and device

Embodiments of the present disclosure provide an uplink transmission characteristics confirmation method, includes: obtaining, by a terminal, first information, wherein the first information includes information reported by the terminal to a network side device or information received by the terminal from the network side device; determining uplink transmission characteristic of the terminal, wherein the uplink transmission characteristic is an antenna panel for the uplink transmission determined by terminal according to the first information, or the uplink transmission characteristic is determined by the terminal according to the first information and second information, and the second information includes panel relationship information of the terminal.

Uplink transmission characteristic confirmation method, information report method and device

The present application can provide an uplink transmission method and apparatus. The method comprises: a base station instructs a UE to send SRSs corresponding to N groups of SRS resources, each of the N groups of SRS resources comprising one or more SRS resources; N being a positive integer; the base station receives the SRSs sent by the UE to determine X groups of uplink scheduling information, each of the X groups of uplink scheduling information corresponding to one group of SRS resources in the N groups of SRS resources; uplink scheduling information in different groups corresponding to SRS resources in different groups; X being a positive integer greater than one and not greater than N; the base station sends the determined X groups of uplink scheduling information to the UE so that the UE transmits an uplink signal according to the X groups of uplink scheduling information.

Uplink transmission method and apparatus

The present disclosure provides a beam failure recovery response transmission method and monitoring method, a base station and a terminal. The transmission method includes: determining at least one serving cell, from serving cells that have an association relationship with a first serving cell, as a second serving cell; and transmitting a beam failure recovery response for the first serving cell on the second serving cell.

Beam failure recovery response transmission method and monitoring method, base station and terminal

The present disclosure provides a channel state information reporting method, a channel state information receiving method, a terminal, and a network side device. The reporting method includes: receiving codebook parameter information sent by a network side device; determining an enhanced Type II codebook structure according to the codebook parameter information; determining non-zero coefficient indication information according to the enhanced Type II codebook structure, the non-zero coefficient indication information is used to indicate non-zero coefficient related information in a combined coefficient matrix in the enhanced Type II codebook structure; sending the non-zero coefficient indication information to the network side device.

Channel state information reporting method, receiving method, terminal, and network side device

The present disclosure provides a method for determining antenna-panel switching, a user equipment and a base station. The method includes: determining antenna-panel switching indication information; and, performing antenna-panel switching according to the antenna-panel switching indication information.

Method for determining antenna-panel switching, user equipment and base station

Provided are a signal transmission method and apparatus, and a storage medium. The method includes determining a first determination mode and/or a second determination mode, and the first determination mode is a mode for determining first SRS transmission corresponding to an uplink signal, and the second determination method is a mode for determining a first antenna port corresponding to the uplink signal; and transmitting the first determination mode and/or the second determination mode to a UE, and the UE determines the first SRS transmission according to the first determination mode, and/or determines the first antenna port according to the second determination mode, and transmits the uplink signal according to the first SRS transmission and/or the first antenna port.

Signal transmission method and apparatus, and storage medium

Growing community of inventors

Beijing, China

Qiubin Gao