Abstract: The present disclosure provides a method and device for configuring a channel state information reference signal (CSI-RS), and a method and device for parsing CSI-RS. The configuration method includes: configuring configuration information of the CSI-RS by a base station; generating a signaling carrying the configuration information of the CSI-RS by the base station; and transmitting the signaling by the base station. The configuration information includes at least one of: a number of CSI-RS ports, a number K of components of a pilot resource pattern, a number N of ports of the components of the pilot resource pattern, and a CSI-RS port-numbering mode, where the CSI-RS port-numbering mode is selected from M candidate port-numbering modes, and M, K, and N are positive integers.

Abstract: A strain and acoustic wave testing device includes an acoustic wave transmitting terminal, an upper pressure-bearing shaft, corundum ejector pins, an upper displacement slide, a lower displacement slide, a heat insulation shell, a carbon fiber sleeve, a rock sample, a lower pressure-bearing shaft, an acoustic wave receiving terminal, a lower copper electrode, pearl powder, a temperature sensor, a transformer, a temperature-acoustic wave control box, an oscilloscope, an upper copper electrode, and a data collection and processing system.

Abstract: Provided is an uplink control information transmission/configuration indication method and device, a terminal, and a base station. The uplink control information transmission method includes: determining a transmission configuration set corresponding to uplink control information to be sent, selecting a transmission configuration from the transmission configuration set, and transmitting the uplink control information to be sent according to the selected transmission configuration.

Abstract: A method and apparatus for channel state information feedback and a storage medium are provided according to the present disclosure. The method includes: performing by a terminal channel measurement according to a reference signal; selecting M subbands from K subbands of a CSI reporting band, and reporting to a base station the M subbands' Relative Power Indicator (RPI) and Phase Indicator (PI) of a weighted coefficient associated with a precoding codebook index, where M and K are integers greater than or equal to 1, M<K; each subband is a set of R resource blocks RB, where R is an integer greater than or equal to 1.

Abstract: Provided are a channel state processing method and apparatus, a system, a terminal, a base station, and a storage medium. The method includes: receiving a configuration parameter sent by the base station; determining channel state information according to the configuration parameter; vectorizing the channel state information, and determining a reference vector coefficient for the channel state information; determining, according to the reference vector coefficient, a vector coefficient variation of the vectorized channel state information; and reporting the vector coefficient variation and the reference vector coefficient separately.

Abstract: Provided are a beam recovery method and apparatus. The method includes: after a beam failure, performing a beam selection to select a new beam; determining a PRACH resource corresponding to the selected new beam, and sending indication information on the PRACH resource; and receiving control information sent by a base station after sending the indication information.

Abstract: Provided is signaling transmitting and receiving methods, device, network-side device, terminal and storage medium. The signaling transmitting method includes: determining a first parameter set and/or a second parameter set for N resource groups; and transmitting an indication signaling, the indication signaling carries indication information for indicating the first parameter set and/or the second parameter set. The signaling receiving method includes: receiving an indication signaling transmitted by a network-side device. The indication signaling carries indication information for indicating a first parameter set and/or a second parameter set determined by the network-side device for N resource groups. The first parameter set is a Physical Downlink Shared Channel Resource Element (PDSCH RE) mapping set. The second parameter set is a Quasi-Co-Location (QCL) parameter set. N is a positive integer greater than 1.

Abstract: Disclosed is a method and apparatus for sending and receiving downlink control signalling, a base station and a terminal. The method includes that a base station sends downlink control signalling carrying indication information to a terminal. The indication information in the downlink control signalling at least includes one of: information for indicating a receiving manner to the terminal, reference signal resource information referenced for calculating downlink scheduling information, reference signal resource information referenced for calculating uplink scheduling information, or allocation information of a resource block.

Abstract: The present disclosure provides a method, apparatus and system for transmitting signaling messages, a method, apparatus for detecting signaling messages. The method includes: determining N groups of synchronization signals and transmission resources corresponding to the N groups of synchronization signals, where N>=1; determining M sets of first-class signaling messages associated with the N groups of synchronization signals, where M<=N; determining transmission resource locations of the M sets of first-class signaling messages; and transmitting the N groups of synchronization signals and the first-class signaling messages on the transmission resources and the transmission resource locations respectively.

Abstract: Disclosed are a control information sending method and detecting method, a base station, a terminal, and a computer storage medium. The method includes: a base station determining first-type physical layer control information, which is used for indicating a first-type control parameter of a second-type physical layer control channel; determining second-type physical layer control information, which is used for indicating a second-type control parameter of a data channel; sending the first-type physical layer control information; and sending the second-type physical layer control information on the second-type physical layer control channel.

Abstract: Embodiments of the present invention provide a radio access method, apparatus and system, and a computer storage medium. The method may include: receiving indication signaling transmitted by a base station, determining a transmission mode of an access signal according to the indication signaling and transmitting the access signal in the transmission mode.

Abstract: Provided are a method and device for triggering measurement and reporting. The method includes: configuring K1 channel state information (CSI) measurement and reporting parameter sets for a receiving end, where the CSI measurement and reporting parameter sets comprise at least one set of aperiodic measurement reference resources; configuring spatial characteristic parameters for the aperiodic measurement reference resources in the K1 CSI measurement and reporting parameter sets, where K1 is greater than or equal to 1; and indicating the K1 CSI measurement and reporting parameter sets to the receiving end; where the CSI measurement and reporting parameter sets include a measurement reference resource set, the measurement reference resource set includes at least one aperiodic measurement reference resource set; and the aperiodic measurement reference resource set includes at least one set of the aperiodic measurement reference resources.

Abstract: Provided are an information feedback method, terminal, base station, a storage medium, and an electronic device. The method includes: decomposing a channel state information (CSI) matrix H to obtain a matrix Ud and a matrix Vd, where Ud is a matrix having d columns, and every two column vectors are mutually orthogonal; and Vd is a matrix having d columns, and every two column vectors are mutually orthogonal; and feeding back amplitude and phase information of elements in Ud including d left eigenvectors and/or amplitude and phase information of elements in Vd including d right eigenvectors.

Abstract: Provided is a reference signal transmission method and device. The method includes that a base station transmits indication information to a UE through a downlink control signaling or a higher layer signaling, where the indication information includes one of: information indicating that the UE transmits a reference signal, information indicating whether the reference signal is contained in a physical downlink shared channel or a physical downlink control channel, or information indicating a transmission mode of a downlink reference signal or an uplink reference signal; or the base station pre-defines with the UE a time-frequency resource or a parameter set required by the UE or the base station to transmit the reference signal, where the time-frequency resource or the parameter set includes at least one of: a time domain symbol position, a frequency domain position, a transmission period and a subframe offset, a type of a reference signal sequence or an orthogonal mask.

Abstract: Provided is a method for reporting information. The method includes following steps: determining that a beam link failure (BLF) condition is true; generating a first type of report information, where the first type of report information is at least used for notifying a second communication node of BLF; transmitting the first type of report information to the second communication node through an allocated first uplink resource. Provided also are a method for receiving information, apparatus for reporting information, apparatus for receiving information and computer readable storage medium.

Abstract: Disclosed are a transmission parameter configuration method and apparatus, and a determination method and apparatus. The transmission parameter configuration method includes: classifying, by a sending end, M transmission parameters to be sent on a physical layer into K transmission parameter sets, and notifying a receiving end of classification indication information of the M transmission parameters, where M and K are integers greater than 1; determining, by the sending end, a number of values of the transmission parameters in the K transmission parameter sets, and notifying the receiving end of value indication information of at least one transmission parameter in at least one transmission parameter set; and sending, by the sending end, a value of the transmission parameter in the at least one transmission parameter set via downlink control information (DCI).

Abstract: Provided are information transmission and data demodulation methods and apparatuses, a communication node, and a network side device. The information transmission method includes: transmitting, by a first communication node, a first demodulation reference signal within a first slot, where candidate positions of the first demodulation reference signal within the first slot at least overlap with candidate positions of a second demodulation reference signal within a second slot, the second slot is a slot within which a second communication node transmits the second demodulation reference signal, and a transmission direction of the first demodulation reference signal within the first slot is different from a transmission direction of the second demodulation reference signal within the second slot.

Abstract: The present disclosure provides a method and device for transmission and setting transmission, a base station, a terminal and a storage medium. The method includes: determining a transmission parameter set corresponding to a transmission resource region by a sending terminal, wherein transmission parameters in the transmission parameter set includes at least one of a resource aggregation granularity parameter, a precoding granularity parameter, and a resource mapping parameter; and executing transmission by the sending terminal in a corresponding transmission resource region according to the transmission parameters.

Abstract: The present disclosure provides a method and device for configuring a channel state information reference signal (CSI-RS), and a method and device for parsing CSI-RS. The configuration method includes: configuring configuration information of the CSI-RS by a base station; generating a signaling carrying the configuration information of the CSI-RS by the base station; and transmitting the signaling by the base station. The configuration information includes at least one of: a number of CSI-RS ports, a number K of components of a pilot resource pattern, a number N of ports of the components of the pilot resource pattern, and a CSI-RS port-numbering mode, where the CSI-RS port-numbering mode is selected from M candidate port-numbering modes, and M, K, and N are positive integers.

Abstract: Provided in embodiments of the present disclosure are a method and device for configuring data resource mapping information, a base station, a terminal and a system, and a storage medium. The method includes that: a base station configures data resource mapping information for a terminal. The data resource mapping information includes: a state set including K data resource mapping parameter states; information for activating M data resource mapping parameter states among the K data resource mapping parameter states, where the activated data resource mapping parameter states are referred to as active data resource mapping states; and information for selecting L active data resource mapping states from the M active data resource mapping states to perform data resource mapping.