Abstract: Disclosed are techniques, systems, apparatuses, and methods of wireless communication. In one aspect, a method of wireless communication is disclosed. The method includes transmitting, by a first communications node to a second communications node, a set of information for transmission of reference signals or channels, wherein the set of information includes: timing information related to a transmission timing of the reference signals or channels, timing information related to when an antenna group or a group of reference signals and/or channels related to the antenna group is activated, or an identification of one or more antenna groups associated with the reference signals or channels.

Abstract: Provided are a method and device for reporting channel state information (CSI), a method and device for processing channel state information, and a storage medium. The method for reporting channel state information includes: dividing M subbands to be reported into two sets; determining a relative value between CSI of each subband in a second set and CSI of a reference subband corresponding to the each subband in the second set; and reporting CSI of each subband in a first set and the relative value of the each subband in the second set to a base station.

Abstract: Provided is a method for determining precoding. The method includes configuring, by a first communication node, configuration information for a second communication node; transmitting the configuration information to the second communication mode; and the configuration information includes: first configuration information and second configuration information. Further provided is a device for determining precoding, an electronic device and a storage medium.

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: Provided is a configuration method and device for timing advance information. The method comprises: a first transmission node indicates, through a number I of signaling, timing advance information corresponding to a number N of transmission links from a second transmission node to a number M of first transmission nodes, where I, M and N are all integers greater than or equal to 1.

Abstract: A wireless communication method includes transmitting, by a first communication node, a first type of random access preamble, monitoring, by the first communication node, a link recovery confirmation information, performing, by the first communication node, after meeting a first type of condition, and the first type of condition includes detecting the link recovery confirmation information, an operation including performing a transmission on an outbound channel to a second communication node using a spatial filter determined by the first type of random access preamble.

Abstract: The present disclosure provides a method and apparatus for detecting signaling message, and storage medium. The method comprises: detecting synchronization signals and implementing synchronization; determining transmission resource locations of first-class signaling messages associated with the synchronization signals according to the synchronization signals; and receiving the first-class signaling messages on the transmission resource locations.

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: The present invention provides a channel state information feedback method and device. The method includes: selecting, by a communication node, N information groups from configured M information groups; where N and M are positive integers, and N is less than or equal to M; processing, by the communication node, the selected N information groups in a preset manner to obtain index information of the N information groups and parameter information of the preset manner, wherein the index information comprises group indices of the N information groups or index of information in the N information groups; and feeding back, by the communication node, the index information and the parameter information.

Abstract: A wireless communication method is described for a channel state information reporting method. The reporting method may include a communication node performing the following example operations: (1) Performing differential operation on a sequence of coefficients used to compose the precoding matrix vector with a certain vector, where the differential operation may be performed on adjacent frequency domain units in order to produce a resulting sequence. The sequence of coefficients of the certain vector is a sequence formed by the value of the certain vector's coefficients on the different unit of the frequency domain. (2) The resulting sequence can be transformed to obtain another sequence on another domain. (3) Send back at least some of the data in the another sequence to a network node.

Abstract: Provided are CSI feedback and receiving methods, apparatuses, a device, and a storage medium. The method includes: a terminal determines PMI, the PMI includes at least one of: first base vector information, second base vector information, second coefficient amplitude information or phase information; for one transmission layer, a frequency domain resource in one preset frequency domain unit corresponds to one precoding vector, the precoding vector is a linear combination of first base vectors, and weighting coefficients used in the linear combination of the first base vectors are first coefficients; on multiple frequency domain units contained in a CSI feedback band, a vector composed of first coefficients corresponding to a same first base vector is a linear combination of second base vectors, and weighting coefficients used in the linear combination of the second base vectors are second coefficients; and the terminal feeds back CSI containing the PMI to a base station.

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: A method and apparatus for indicating uplink reference signal information are provided. The method includes: indicating uplink reference signal information to a terminal through a signaling. The uplink reference signal information includes at least one of the following information: a transmission manner in which the terminal transmits an uplink reference signal, a transmission resource used by the terminal to transmit the uplink reference signal, a type of the uplink reference signal transmitted by the terminal, a cell identifier (ID) used by the uplink reference signal, and a virtual cell ID used by the uplink reference signal. Further provided in the embodiments of the present disclosure is a storage medium.

Abstract: The present disclosure provides a method and device for representing a quasi co-location (QCL) parameter configuration, a transmitting apparatus and a receiving apparatus. The method include: acquiring a second QCL characteristic parameter set including part or all of characteristic parameters in a first QCL characteristic parameter set; and indicating configuration information of the second QCL characteristic parameter set to a receiving terminal by signaling. The present disclosure solves the problem in the existing art that QCL information between different reference signals or different antenna ports cannot be flexibly configured.

Abstract: The present invention provides an information processing method, comprising: generating signaling comprising configuration information of channel state information process (CSI process); and sending the signaling comprising the configuration information of the CSI process. The present invention resolves the problem in the related art of being unable to use one CSI-RS resource overhead to meet the transmission requirements of multiple CSI-RSs having different port numbers, thereby achieving the technical effect of reducing resource overheads. The present invention also provides an information processing device and a storage medium.

Abstract: Provided are transmission parameter determination method and device, and storage medium.

Abstract: Provided are a channel state information-reference signal (CSI-RS) transmission method and device. The method includes following steps: a first communication node determines CSI-RS indication information; the first communication node transmits the CSI-RS indication information to a second communication node; the first communication node transmits or receives a CSI-RS according to the CSI-RS indication information; the component is used for constituting the CSI-RS resource, and the component is a set of resource elements having relative positional relations.

Abstract: Provided are a method and apparatus for transmitting a synchronization signal, and a method and apparatus for receiving the synchronization signal. The method for transmitting the synchronization signal includes: determining, by a transmitting end, the synchronization signal, transmitting, by the transmitting end, the synchronization signal determined to a receiving end, and notifying the receiving end of configuration information related to the synchronization signal determined.

Abstract: The disclosed technology includes techniques for facilitating the operation of a multi-antenna communication system. The disclosed technology can be implemented to provide a method for wireless communications which includes receiving, by a user device, an indication about an association between multiple reference resources and a target resource at the user device. The association includes properties of a communication channel to and/or from the user device, and wherein at least one property of the communication channel is different among the multiple reference resources, and performing wireless communication using the indication.

Abstract: Disclosed is a method for sending a control channel. The method includes: a first communication node determining second transmission parameter information about the control channel according to at least one of first control information or first parameter information and sending the control channel to a second communication node according to the second transmission parameter information. The first parameter information includes at least one of the following information: information about a type of second control information transmitted on the control channel, time resource information of the first control information, or CSI comprised in the first control information. Further disclosed are a device for sending a control channel, a method for receiving a control channel and a device for receiving a control channel.