Abstract: A system, device and method for failure recovery is disclosed. In one aspect, a method includes determining, by a wireless communication device, at least one reference signal of at least one transmission configuration indicator (TCI) state for beam failure detection, from reference signals of a control resource set (CORESET); and determining, by the wireless communication device according to the at least one reference signal, at least one measurement for comparison with a threshold.

Abstract: A method for transporting common control information includes: transmitting, by a transmitting end, to the common control information on M time-domain resources through M transmission beams, where each of the M time-domain resources includes N time-domain symbols. One time-domain resource of the M time-domain resources where the common control information of each of the M transmission beams is located is respectively determined according to a beam index of a transmission beam, wherein M and N are positive integers. One of M time-domain resources for a synchronization signal corresponds to one time-domain resource of the M time-domain resources of the common control information, a one-to-one correspondence exists between the M transmission beams and the M time-domain resources for the synchronization signal; and a one-to-one correspondence exists between the M transmission beams and M time-domain resources of a broadcast channel.

Abstract: Disclosed are a reference signal configuration method and device, an information transmission method and device, and an information receiving method and device. The reference signal configuration method includes: indicating, by a first communication node, via signaling a resource used by a second communication node for transmitting a reference signal; or predefining, by a first communication node and a second communication node, a resource used by the second communication node for transmitting a reference signal. Further disclosed are a storage medium and a processor.

Abstract: Disclosed is method and apparatus which includes: obtaining a sequence group number and/or a sequence number of a reference signal according to at least one of following pieces of information: the number N of time domain symbols included in a time unit in which the reference signal is located, a positive integer M, index information of time domain symbols in which the reference signal is located among N time domain symbols included in one time unit, index information of the time domain symbol in which the reference signal is located among M preset time domain symbols, a frame number of a frame in which the reference signal is located, the number B of time units included in the frame in which the reference signal is located, or a time unit index obtained according to a subcarrier spacing of a bandwidth part (BWP) in which the reference signal is located.

Abstract: Method, systems and devices for wireless communication. The method includes performing sounding reference signal (SRS) transmission between a user equipment and a network base station by obtaining a first transmit power of a first SRS resource and determining a second transmit power of a second SRS resource based on the first transmit power of the first SRS resource of a same SRS resource set; transmitting N sets of parameters corresponding to a SRS resource set between the network base station and the user equipment; or transmitting M sections of frequency sounding at a symbol between the user equipment and the network base station, wherein each section of the M sections comprises consecutive physical resource blocks (PRBs), M being a positive integer.

Abstract: Provided is an information transmission method, apparatus and system. The information transmission method includes: obtaining, by a first communication node, a control channel description list which includes description information of N control channels, where N is a positive integer and the description information of each of the control channels includes one or more of: control channel configuration information, reference signal configuration information, link resource configuration information, operating bandwidth configuration information, puncturing configuration information, frequency hopping configuration formation, transmission time interval length configuration information, power control configuration information and beam configuration information; and sending, by the first communication node, the control channel description list to a second communication node.

Abstract: Provided are an indication method, a reference signal sending method, a communication node and a storage medium. The indication method includes that: a bit width of a slot offset indication (SOI) field is determined according to the number of slot indication parameters configured in a reference signal resource set of an indication unit; and downlink control information (DCI) is sent, where the DCI includes the SOI field.

Abstract: A wireless communication method includes receiving, by a communication node, a first signal. The method further includes determining quasi co-location (QCL) information for the first signal based on at least one of a predefined rule and a configuration information from a base station, and performing a selective monitoring of a control channel based on information received in the first signal.

Abstract: Methods, systems, and devices for reducing channel state information feedback channel overhead by compressing coefficients of precoding vectors and reporting a subset of the compressed coefficients based on several parameters including network-signaled parameters. Some embodiments may be used in wireless communication embodiments in which channel state information from many layers and many frequency domain units need to be reported.

Abstract: Embodiments of the disclosure provide methods and apparatuses for transmitting and receiving a synchronization signal, and a transmission system. A method includes that, a base station determines one or more sets of system parameters, each set of the system parameters including at least one of the following information of a carrier: frequency information, or a frame structure parameter; the base station constructs a synchronization signal of a predetermined structure according to the system parameters; and the base station transmits the synchronization signal to the terminal; the one or more sets of system parameters corresponding to the same predetermined structure. With the embodiments of the disclosure, the problem of excessive complexity in detection of the synchronization signal in the related technology is solved.

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: Provided are a method, an apparatus, a terminal device and a base station for controlling precoding. The method includes: receiving configuration parameters configured by a base station for the precoding, where the precoding is used for feeding back a channel state; determining an upper limit value of a feedback number of coefficients of composition vectors of the precoding according to the configuration parameters; and adjusting the upper limit value of the feedback number.

Abstract: Provided are an intelligent metasurface manipulation method, apparatus, and system, an intelligent metasurface, and a storage medium. The intelligent metasurface manipulation method includes determining channel information and beam manipulation information; determining a manipulation parameter to be optimized in a preset target function according to the channel information and the beam manipulation information; determining a target manipulation state of each electromagnetic unit on an intelligent metasurface according to the manipulation parameter to be optimized; and adjusting a current state of each electromagnetic unit to the target manipulation state.

Abstract: Provided are a beam recovery processing method, a beam recovery method, a base station and a terminal. The beam recovery processing method includes: determining, by a transmitting end, a configuration information set for instructing a receiving end to perform a beam recovery; and transmitting, by the transmitting end, the configuration information set to the receiving end.

Abstract: Provided are an information feedback method and apparatus, an information receiving method and apparatus, an information acquisition method and apparatus, a communication node and a storage medium. The information feedback method includes: acquiring K pieces of position information after a reference time; and feeding back the K pieces of position information, where K is a positive integer.

Abstract: Provided are a power control method, a power control apparatus, a base station, a terminal and a computer-readable storage medium. The method includes: a second communication node configuring a power control parameter for a first communication node, where the power control parameter includes at least one transmit power offset, and the transmit power offset is determined by at least one of: a payload size of physical uplink control channel (PUCCH) transmission, a number of orthogonal frequency division multiplexing (OFDM) symbols occupied by PUCCH transmission, a number of resource blocks (RBs) occupied by PUCCH transmission, or whether a PUCCH is subjected to frequency hopping.

Abstract: Provided are methods and devices for transmitting a reference signal. The method comprises: determining a sequence parameter associated with the reference signal, where the sequence parameter is used for generating a sequence, and the sequence parameter hops once every X time domain symbols, where X is an integer greater than or equal to 1; determining the reference signal according to the determined sequence parameter; and transmitting the reference signal.

Abstract: Presented are systems and methods for CSI-RS configuration and indication. A wireless communication device can receive a configuration of a channel state information reference signal (CSI-RS) resource for measurement of a plurality of channels form a wireless communication node. The wireless communication device can determine measurement results according to the configuration of the CSI-RS resource.

Abstract: Presented are systems, methods, apparatuses, or computer-readable media for configuring resource elements (REs) in demodulation reference signals (DMRSs) for data transmission. A wireless communication device may receive, from a wireless communication node, a first signaling indicating whether at least one set of a plurality of sets of resource elements of at least one demodulation reference signal (DMRS) symbol, is to be used for transmission that excludes DMRS. Each of the plurality of sets may include at least one code division multiplex (CDM) group, each of the at least one CDM group including resource elements on which corresponding DMRS ports are multiplexed.

Abstract: Presented are systems and methods for uplink transmission scheme in multi-transmit-receive-point (MTRP) operation. A wireless communication device can receive, from a wireless communication node, a downlink signaling comprising a field. The field can indicate whether one or two spatial relations are associated with a plurality of uplink transmissions to the wireless communication node. The wireless communication device can determine, based on the field, a transmission scheme for the uplink transmissions.