The present embodiments may provide a technique of transmitting, by a terminal, channel state information with regard to one or more beams to a base station. The present embodiments provide a method and an apparatus for transmitting, by a terminal, channel state information with regard to one or more beams, the method comprising the steps of: receiving CSI reporting configuration information from a base station; determining whether or not group-based beams are to be reported on the basis of the CSI reporting configuration information; measuring RSRP with regard to CSI-RS received through one or more CSI-RS resources; and transmitting, to the base station, channel state information including values on a predetermined table on the basis of the group-based beam reporting and the CSI-RS RSRP measurement results.

A method by which a first device (100) performs sidelink transmission is provided. The method can comprise the steps of: determining a priority of a first carrier including a plurality of BWPs; allocating transmission power for the first carrier on the basis of the priority; and performing sidelink transmission through the plurality of BWPs on the basis of the transmission power.

A communication device that enables sensing of efficient resources in inter device communication such as V2X communication, including a control unit configured to allocate a resource area in which a resource is selectable by a terminal device that executes inter-device communication, and to provide information regarding a range of sensing of the resource area to the terminal device.

A method, network node and aerial wireless device (AWD) for height based out of band emission control of the AWD are disclosed. A network node configured to communicate with an AWD is provided. According to one aspect, a network node is configured to signal emission control parameter information for modifying a transmission power of the AWD based at least in part on a height of the wireless device.

A method for a UE for performing SDT is provided. The method includes receiving, from a BS, system information that includes a SIB1; determining whether to initiate an SDT procedure based on one or more conditions, the one or more conditions including the SIB1 including an SDT configuration; and initiating the SDT procedure in a case that the one or more conditions are fulfilled. A UE using the method is also provided.

Methods, systems, and devices for wireless communications are described. The method, system, or devices for wireless communications may implement receiving a grant for a first transmission scheduled for a first set of resources, the first transmission associated with a first transmission parameter; receiving an indication to cancel the first transmission; dropping the first transmission based on receiving the indication; determining a second transmission parameter for a second transmission based on the first transmission parameter and irrespective of dropping the first transmission; and performing or receiving the second transmission according to the second transmission parameter. Alternatively, a device may receive an indication to cancel the second transmission; drop the second transmission based on receiving the indication; and refraining from rescheduling the first transmission on the first set of resources based on receiving the indication and irrespective of dropping the second transmission.

The disclosure relates to a pre-5.sup.th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4.sup.th-Generation (4G) communication system, such as Long Term Evolution (LTE). A power distribution apparatus in a wireless communication system is provided. The apparatus includes at least one transceiver, and at least one processor, wherein the at least one processor is configured to identify a cell group set for a particular transmission interval among multiple cell groups connected to a terminal, perform a distribution of a power for the terminal to each of cell groups in the cell group set, and transmit power allocation information according to a result of the distribution to the terminal, wherein the cell group set includes a cell group including one or more cells in which uplink transmission is to be performed at the particular transmission interval.

According to one general aspect, an apparatus may include a pre-transmission circuit configured to encode a data signal for communication. The apparatus may include a peak-to-average-power ratio (PAPR) controlling circuit configured to set a power level for a level-adjusted data signal. In some embodiments, the PAPR circuit may be configured to set the power level by employing a multi-loop, multi-phase technique, wherein an inner loop employs multiple phases to constrain the PAPR and reduce at least one power-related error condition, and wherein an outer loop updates the power level. The apparatus may include a transmitter circuit configured to transmit the level-adjusted data signal.

The present invention relates to a multi-carrier resource allocation method based on a wireless-powered backscatter communication network. The method comprises following steps: S1. constructing a wireless-powered backscatter communication system; S2: according to circuit power and transmit power constraints, establishing a resource allocation optimization problem taking a maximum total transmission rate of the system as an objective function; S3: according to the objective function and constraint conditions, decomposing an optimization sub-problem taking the transmit power of the backscatter transmitter as a variable; S4: after substituting optimal transmit power of the backscatter transmitter into an original problem, decomposing a sub-problems taking an energy allocation coefficient as a variable from an original optimization problem; S5: converting non-convex problems containing coupling variables into convex problems, creating a Lagrangian function, obtaining an optimal solution form according to a KKT condition, and iteratively updating corresponding variables using a gradient descent method until convergence.

Various communication systems may benefit from selectively monitoring alternative links. In certain example embodiments, an apparatus may comprise at least one processor and at least one memory including computer program code. The at least one memory and the computer program code are configured to, with the at least one processor, cause the apparatus to determine that at least one obstacle has entered at least one predefined region and transmit to at least one network entity at least one indication comprising at least one predicted-power back off (P-PBO) value. The at least one memory and the computer program code are further configured to, with the at least one processor, cause the apparatus to generate at least one predictive-PBO report (P-PBOR) and transmit the at least one P-PBOR to the at least one network entity.