Abstract: 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.

Abstract: A data transmission method, a terminal and a network device are provided. The transmission method includes: acquiring a target uplink transmission manner corresponding to a transmission capability of a terminal; transmitting a data layer of uplink data via at least one antenna panel of the terminal according to a correspondence between data layers of the uplink data and antenna panels of the terminal in the target uplink transmission manner.

Abstract: 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.

Abstract: A method for determining a bundling size, user equipment and a network-side device are provided The method includes: reporting, by user equipment, capability information to a network-side device, where the capability information is used to indicate whether the user equipment supports one-physical resource block bundling, and receiving a bundling size set configured by the network-side device for the user equipment according to the capability information, where supporting the one-physical resource block bundling indicates that a turn-off of a physical resource block bundling function is supported; and/or using, by the user equipment, a default bundling size or a bundling size configured via a higher-layer signaling to transmit data if the network-side device turns off a function of dynamic bundling size adjustment.

Abstract: A beam failure processing method, a terminal, and a network device are provided. The method includes: obtaining K beam failure recovery (BFR) procedures and a beam failure detection reference signal (BFD RS) set or a control resource set (CORESET) group corresponding to each of the K BFR procedures; where K is a positive integer; for each of the K BFR procedures, performing a beam failure processing according to a reference signal in the BFD RS set corresponding to the BFR procedure or a reference signal associated with the CORESET group corresponding to the BFR procedure; where the CORESET group includes at least one CORESET.

Abstract: 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.

Abstract: Provided are an array selection method, a terminal, a network device, and a storage medium. The method comprises: sending assistance information to a network device, wherein the assistance information comprises at least one of the following: identifier information of an optimal reference signal required for uplink transmission, and an array-based maximum power reduction (P-MPR) value corresponding to one or more arrays of a terminal when a maximum power exposure (MPE) event occurs; and receiving indication information sent by the network device on the basis of the assistance information, wherein the indication information is used for indicating an array used by the terminal for subsequent uplink transmission, or for indicating that the terminal performs new uplink beam scanning. The embodiments of the present application avoid the uplink coverage loss caused by an MPE issue.

Abstract: Disclosed are beam training methods and devices. A beam training method includes: a transmitting end determining a first mapping relationship between BPL identifiers, CRIs, and transmitting beams; the transmitting end configuring a first reference signal resource for a receiving end, and transmitting configuration information of the first reference signal resource to the receiving end, the configuration information including a first BPL identifier; the transmitting end determining a first transmitting beam; the transmitting end transmitting a reference signal to the receiving end, by using the first transmitting beam within the first reference signal resource, so that the receiving end receives the reference signal on the first reference signal resource.

Abstract: Provided in the embodiments of the present disclosure are a cell handover method and apparatus, and a UE, a base station and a storage medium. The method includes performing cell measurement on all cells on the basis of channel state information reference signal (CSI-RS) resource sets corresponding to cells; and sending a measurement result of at least one cell among all the cells to a base station of a current cell, and the base station of the current cell performs cell handover determination on the basis of the received measurement result of the at least one cell. By means of the method and apparatus, and the UE, the base station and the storage medium provided in the embodiments of the present disclosure.

Abstract: The embodiments of the present application provide a method for processing a message and apparatus, a terminal device, a network device and a storage medium. The method comprises: transmitting a first signal to a network device, the first signal being used for indicating first index information of a link in which a beam failure occurs. By means of the present application, a terminal device can determine which link's serving beam a network device changes, thereby recovering the transmission of a single link in time when a beam failure occurs therein.

Abstract: Embodiments of the present invention provide a determining transmission resources method and apparatus, and a storage medium. The method comprises: receiving first configuration information sent by a network side device; and according to one or more of the first configuration information, a PDCCH association configured by the network side device, and a predefined PDCCH association, determining the association between resources used by at least two PDCCHs for repeated transmission, or determining the resources used by the at least two PDCCHs for repeated transmission. The present invention can reduce the complexity of blind detection of a terminal device and the number and range of attempts for blind merging.

Abstract: A beam indication method includes: receiving a beam indication message from a base station, in which the beam indication message includes a first transmission configuration indication (TCI) state ID; obtaining a first TCI state corresponding to the first TCI state ID from a TCI state pool, in which an information field of the first TCI state at most includes two groups of source RS information for indicating beam directions; and determining a beam direction corresponding to an uplink channel and/or a downlink channel based on the source RS information for indicating beam directions.

Abstract: Disclosed are a codebook constraint and codebook parameter determination method and apparatus, and same are used for preventing the generation of a beam with an orientation bringing about interference, and to prevent interference. The codebook constraint method includes determining codebook sub-set constraint indication information for indicating that one or more beam groups in a candidate combination beam set are constrained and coefficients in a first coefficient set corresponding to each beam of the beam groups are constrained, and sending the codebook sub-set constraint indication information to a terminal.

Abstract: Disclosed are beam training methods and devices. A beam training method includes: a transmitting end determining a first mapping relationship between BPL identifiers and transmission beams; the transmitting end configuring a first reference signal resource for a receiving end, and transmitting configuration information of the first reference signal resource to the receiving end, the configuration information carrying a first BPL identifier; the transmitting end determining a first transmitting beam according to the first mapping relationship; the transmitting end transmitting a reference signal to the receiving end, by using the first transmitting beam within the first reference signal resource, so that the receiving end receives the reference signal on the first reference signal resource, performs a measurement for the reference signal, and updates a first receiving beam corresponding to the first BPL identifier in a second mapping relationship according to a measurement result for the reference signal.

Abstract: 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.

Abstract: Disclosed are a method and apparatus for transmitting an initial access signal, thus solving the existing problem wherein transmitting and detecting of synchronization signals cannot be applied to large-scale network coverage of a future communication system. The method comprises: determining at least one to-be-transmitted identification information of a synchronization block, the synchronization block comprising at least two components for transmitting an initial access signal, and different components occupying different time-frequency resources of the synchronization block; determining an initial access signal transmitted by each component in the synchronization block according to the identification information; and determining a time-frequency resource occupied by each component in the synchronization block and transmitting the initial access signal of the component on the time-frequency resource occupied by each component.

Abstract: The present disclosure provides an interference measurement method, a UE and a network side device. The interference measurement method includes: receiving, by the UE, configuration information about an interference measurement reference signal resource and an interference measurement parameter from a network side device; receiving, by the UE, an interference measurement reference signal on the interference measurement reference signal resource based on the configuration information; and calculating, by the UE, an interference estimation value of an interference signal based on the interference measurement parameter and the interference measurement reference signal.

Abstract: The present application relates to the field of radio communication and relates to a CSI measurement reporting method, a terminal, and a network-side device. The terminal of the embodiments of the present application determines an antenna port parameter on the basis of a preset rule or configuration information of the network-side device; receives and measures, on the basis of the antenna port parameter determined, a CSI reference signal in at least one resource unit configured by the network-side device; generates, on the basis of the measurement result from measuring the CSI reference signal in the at least one resource unit, a reporting parameter value and reports same to the network-side device.

Abstract: The present disclosure provides an interference measurement method, a UE and a network side device. The interference measurement method includes: receiving, by the UE, configuration information about an interference measurement reference signal resource and an interference measurement parameter from a network side device; receiving, by the UE, an interference measurement reference signal on the interference measurement reference signal resource based on the configuration information; and calculating, by the UE, an interference estimation value of an interference signal based on the interference measurement parameter and the interference measurement reference signal.

Abstract: The embodiments of the present disclosure provide an information transmission method, a network device, a terminal device and a storage medium, which can improve the demodulation performance of a terminal and/or reduce pilot overheads in a high-speed movement scenario. Said method comprises: transmitting, to a terminal device, quasi-co-location (QCL) configuration information of a downlink signal, the QCL configuration information indicating at least two reference signals and a QCL type corresponding to the reference signals, a first reference signal in the reference signals being used by the terminal device to determine a Doppler characteristic of the downlink signal, and a second reference signal in the reference signals being used by the terminal device to determine a time delay characteristic of the downlink signal, there being one or more first reference signals, and there being one or more second reference signals; and transmitting the downlink signal to the terminal device.