A first network node may identify at least one of a usage probability or an interference probability of each Rx beam of the first network node in a plurality of Tx-Rx beam pairs associated with the first network node and the second network node. The usage probability may include a usage metric that indicates a likelihood of using a beam. The interference probability may include an interference metric that indicates a likelihood of a Tx beam of the second network node interfering with an Rx beam of the first network node. The first network node may transmit a first indication of the usage probability or the interference probability of each Rx beam in the plurality of Tx-Rx beam pairs. The second network node may receive the first indication and adjust a beam schedule for at least one of the plurality of Tx-Rx beam pairs based on the received first indication.

A system that incorporates aspects of the subject disclosure may perform operations including, for example, obtaining uplink information associated with a plurality of communication devices transmitting wireless signals on a plurality of uplink paths, performing, based on the uplink information, a plurality of measurements of the plurality of uplink paths, identifying a measurement from the plurality of measurements that is below a threshold, and initiating a corrective action to improve a measurement of an affected uplink path of the plurality of uplink paths based on the identifying. Other embodiments are disclosed.

A system that incorporates aspects of the subject disclosure may perform operations including, for example, a method of identifying, by a system comprising a processor, network communication degradation in one or more layers of a multi-layered communication protocol above a physical layer, wherein the network communication degradation is associated with communications taking place through a network, in part over a radio frequency link, between a plurality of communication devices, obtaining, by the system, data from a layer below the one or more layers of the multi-layered communication protocol identified as having the network communication degradation, determining, by the system, one or more geographic regions of the network associated with the network communication degradation from the data, and mitigating, by the system, effects of the network communication degradation in the one or more geographic regions of the network. Other embodiments are disclosed.

A configuration for inter-cell interference coordination in wireless communication systems. The apparatus determines a priority order of a first base station to schedule a first transmission with a first UE. The apparatus transmits a first transmission request to the first UE to schedule the first transmission. The apparatus receives, from the first UE, a measurement report based on the first transmission request received by the first UE, the measurement report indicates a signal quality of the first transmission request. The apparatus determines to schedule the first transmission with the first UE based at least on the measurement report. The apparatus sends a schedule indication to at least a second base station indicating whether the first transmission is scheduled with the first UE, at least the second base station has a lower priority order than the first base station.

Methods, apparatus, and systems for wireless communications are disclosed. A first base station may receive one or more message from a second base station. The messages may include downlink beamforming information elements for a downlink cell. Each downlink beamforming information element may be associated with a respective group of resource blocks of a plurality of groups of resource blocks in the downlink cell. The first base station may select a first beamforming codeword for at least one group of resource blocks of the plurality of groups of resource blocks based on the downlink beamforming information associated with the at least one group of resource blocks. The first base station may transmit, to a wireless device, signals on the at least one group of resource blocks employing the first beamforming codeword.

Apparatus and methods for providing interference management and load balancing in a wireless network. In one embodiment, the method and apparatus utilize quasi-licensed CBRS (Citizens Broadband Radio Service) wireless spectrum in conjunction with enhanced SAS (Spectrum Access System) and base station (e.g., CBSD) components to enable creation and management of virtual clusters of bases stations connected to the network, so as to enable inter-cluster interference mitigation, while also supporting load balancing between the base stations using coverage area overlap. In one implementation, the SAS reduces the coverage area (transmit power) of one or more base stations on a cluster edge to mitigate inter-cluster interference, and increases or adjusts the coverage of one or more base stations inside of the cluster to enable load balancing.

In an aspect, a wireless device with a plurality of transmitter chains that can be selectively used to transmit a beam-formed signal determines a targeted receive power for the beam-formed signal, with respect to a target receiving device. The wireless device selects a number of the plurality of transmitter chains for forming the beam-formed signal, based on the targeted receive power and based on an estimated power consumption for each of the plurality of transmitter chains. The selection is performed so as to minimize a total power consumption, given the estimated power consumptions. The wireless device transmits a beam-formed signal, using the selected number of the plurality of transmitter chains.

A method of transmitting an Orthogonal Frequency Division Multiplexing, OFDM, symbol having a guard interval including a cyclically repeated part of an original symbol comprises applying a guard interval for the OFDM symbol, the guard interval including a first part, where the first part is a cyclic prefix, including an indication whether the applied guard interval has a second part, wherein the second part is a cyclic prefix and/or postfix, applying, when indicated to be present, the second part of the guard interval, and transmitting the OFDM symbol. A method of receiving the symbol, transmitter, receiver and computer programs for implementing the methods are also disclosed.

Disclosed is a 5th generation (5G) or pre-5G communication system for supporting a data transmission rate higher than that of a 4th generation (4G) communication system, such as long term evolution (LTE). The purpose of the disclosure is to detect interference between base stations in a wireless communication system, and a base station operating method can comprise the steps of: receiving signals through a resource allocated for reference signals (RSs) for interference measurement; detecting at least one RS on the basis of the signals; and determining that at least one among the RSs has been received on the basis of cross-correlation values between candidate RSs.

Methods and apparatus in a fifth-generation wireless communications network, including an example method, in a wireless device, that includes determining a reporting quality threshold for a parameter related to channel state information (CSI); performing a measurement for each of a plurality of beams from a first predetermined set of beams for evaluation; evaluating the measurement for each of the plurality of beams against the reporting quality threshold; discontinuing the performing and evaluating of measurements in response to determining that the reporting quality threshold is met for one of the beams, such that one or more beams in the first predetermined set of beams are not measured and evaluated; and reporting, to the wireless communications network, CSI for the one of the beams.