Abstract: Provided are a method and device for feeding back and receiving channel information. The method comprises: determining a candidate resource set, selecting M resources from the candidate resource set, and transmitting at least one of indication information or channel state information of the selected M resources to a first communication node, where M is a positive integer; a selection criterion for selecting the M resources from the candidate resource set is determined in at least one of following manners: a selection criterion or a selection criterion set is agreed with the first communication node, and a selection criterion or a selection criterion set is obtained according to received indication information transmitted by the first communication node, and the selection criterion set comprises at least one selection criterion.

Abstract: Provided are channel configuration and power control methods and devices, a user equipment, a base station and storage mediums. The channel configuration method is configured to receive a second channel characteristic assumption of a control channel resource set configured by a second communication node; where the control channel resource set is formed by at least one of a first type of search space and a second type of search space; the second channel characteristic assumption is used for configuration of control channel resources in the second type of search space; and the control channel resource transmitted by the second communication node are received according to the second channel characteristic assumption.

Abstract: Provided are a resource indication method, a resource indication device, a base station and a terminal. The method includes: defining, in a hierarchical nesting manner, resource units of multiple granularities for a communication signal; and indicating one or more of the resource units to the terminal. With the present disclosure, the problem in the related art that the communication signal transmission on a full system bandwidth has high complexity and low efficiency is solved, and the purpose of flexibly defining and indicating the resources of the communication signal is realized. The present disclosure is not only easy to operate, but also is favorable to improving the transmission efficiency of communication signal.

Abstract: Provided are an indication method, an information determination method, an apparatus, a base station, a terminal and a storage medium. The method includes notifying a demodulation reference signal (DMRS) port indicator, a sounding reference signal resource indicator (SRI) and a transmission precoding matrix indicator to a terminal to notify basic information. The basic information includes at least one of DMRS port indication information, precoding codebook or precoding matrix information, or a codebook subset restriction (CSR). The basic information is determined based on a value of the SRI.

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

Abstract: Provided are a beam recovery method and apparatus, a terminal and a storage medium. The method includes: in a beam recovery process, in response to determining processing of a current stage in the beam recovery process being unsuitable to be implemented on an active bandwidth part (BWP), determining a target BWP of the current stage according to the active BWP and a switch mapping relationship determined for the current stage, switching to the target BWP to perform the processing of the current stage, and continuing to perform the beam recovery process until implementing a beam recovery.

Abstract: A method of wireless communication includes grouping, by a network device, rate matching resources into a plurality of first groups for communication with a wireless terminal and transmitting a channel control indicator identifying at least a first group from the plurality of first groups of rate matching resources. In various embodiments, the rate matching resources include one or more of a rate matching pattern comprising multiple time-frequency transmission resources, a periodic zero power channel state information reference signal (ZP CSI-RS) resource set, an aperiodic ZP CSI-RS resource set, a semi-persistent ZP CSI-RS resource set, a long-term evolution cell specific reference signal (LTE CRS) resource, or a rate matching pattern group.

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 demodulation reference signal corresponding to the first control information, information about a demodulation reference signal of a data channel corresponding to the control channel, information about a type of second control information transmitted on the control channel, and information about a channel coding rate corresponding to the first control information.

Abstract: A wireless communications method includes acquiring, by a first radio terminal, one or more radio link qualities according to one or more first reference signal (RS) resources. One or more first RS resources are transmitted by a second radio terminal, in a first cell. The method includes determining, by the first radio terminal, a beam failure instance according to the one or more radio link qualities. The method further includes initializing, by the first radio terminal, a recovery request procedure. The recovery request procedure includes at least transmitting, in a case wherein a first condition is met, from the first radio terminal to the second radio terminal in a second cell, a link recovery request message. The first condition includes at least that a number of beam failure instances is equal to or greater than a first threshold value.

Abstract: Provided are an information determination method and apparatus, a signal reception method and apparatus and a signal transmission method and apparatus. The information determination method includes determining quasi-co-location reference signal information about an aperiodic measurement reference signal resource according to first information. The first information includes at least one of a relationship between a first threshold and a time interval, whether an intersection is null, a time offset or a predetermined rule. The signal reception method includes determining parameter information about a measurement reference signal according to a predetermined rule and receiving the measurement reference signal according to the determined parameter information.

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 information transmission method and apparatus. The information transmission method includes that: D control channel resource groups are determined, control information is detected in the D control channel resource groups, and transmission of a channel and/or signal is performed according to control information which is detected.

Abstract: Provided are a transmission control method, sounding reference signal transmission method, terminal, base station and medium. The transmission control method includes: receiving the configuration information sent by the network side, the configuration information including an association relationship between a group index and first information, where the first information has an association relationship with a channel or a reference signal; and determining a receiving mode or a sending mode of the channel or reference signal associated with the first information according to the group index.

Abstract: In one configuration, multiple TRPs, or base stations such a next generation node B (gNB) base stations send different transport blocks (TBs) to a user equipment (UE) at the same time or at different times. In another configuration, multiple base stations may send the same data at the same time to a UE. When the same data is being sent by multiple base stations to a UE, the UE must be notified by some mechanism. Disclosed herein are multiple mechanism for notifying the UE that multiple base stations will be transmitting toe same data at the same time. When there is a backhaul between a TRP and another, each TRP can choose to send the same data stream to increase the reliability of the transmission when, for example, the UE receives at a low signal-to-noise ratio (SNR).

Abstract: Provided are a method and a device for transmitting an information element, and a method and a device for transmitting information. The method for transmitting an information element comprises: receiving, by a first communication node, spatial relationship information configured for multiple uplink information elements and transmitted by a second communication node, and transmitting, by the first communication node, the multiple uplink information elements according to the spatial relationship information. Further provided are a terminal, a storage medium and an electronic device.

Abstract: Provided are parameter configuration and parameter receiving methods and apparatuses, and a storage medium. The parameter configuration method includes: configuring reference pilot sequence parameters, and determining, according to the reference pilot sequence parameters, an initial value of a reference pilot pseudo-random sequence corresponding to each reference pilot group among M reference pilot groups, where the initial value of the reference pilot pseudo-random sequence is used for generating a pilot pseudo-random sequence of a corresponding reference pilot group, M is a positive integer, and each reference pilot group corresponds to at least one reference pilot port.

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: Provided are channel configuration and power control methods and devices, a user equipment, a base station and storage mediums. The channel configuration method is configured to receive a second channel characteristic assumption of a control channel resource set configured by a second communication node; where the control channel resource set is formed by at least one of a first type of search space and a second type of search space; the second channel characteristic assumption is used for configuration of control channel resources in the second type of search space; and the control channel resource transmitted by the second communication node are received according to the second channel characteristic assumption.

Abstract: Provided are a signal transmission method and apparatus, a device, and a computer storage medium. A method for sending a measurement reference signal includes: determining parameter information of the measurement reference signal according to received signaling information and/or a pre-negotiated parameter determination rule; and sending the measurement reference signal according to the determined parameter information.

Abstract: Disclosed is a power determination method, including: a first communication node determines power information according to at least one of signaling information and an agreed rule, where the power information includes at least one of: first-type power information associated with a first-type channel or signal, second-type power information associated with a second-type channel or signal, or third-type power information associated with the first-type channel or signal; where an acquisition parameter of the first-type power information comprises the second-type power information, and an acquisition parameter of the third-type power information do not comprise the second-type power information; and where the first-type channel or signal is a channel or a signal between the first communication node and a second communication node, and the second-type channel or signal is a channel or a signal between the first communication node and one or more third communication nodes.