The disclosure relates to an electronic device and method for a wireless communication system, and a storage medium. Various embodiments regarding beam management are described. In one embodiment, an electronic device for a terminal device side in a wireless communication system can comprise a processing circuit system. The processing circuit system can be configured to obtain random access configuration information, and send a random access preamble based on the random access configuration information, so as to indicate one or more transmission beams of a base station side, in a downlink, paired with one or more receiving beams at the terminal device side.

There is provided mechanisms for performance degradation handling between a first radio access network node that operates in a first frequency band and provides network access for subscribers of a first mobile network operator and a second radio access network node that operates in a second frequency band and provides network access for subscribers of a second mobile network operator. A method is performed by the first radio access network node. The method comprises identifying performance degradation impacting the network access for the subscribers of the first mobile network operator. The performance degradation is identified as originating from a particular direction relative the first radio access network node and as caused by the second radio access network node. The method comprises providing, towards the second radio access network node, an indication of the performance degradation. The indication specifies the particular direction and identifies the second radio access network node as causing the performance degradation.

This disclosure provides a method of operating a network node in a wireless telecommunications network, wherein the wireless telecommunications network includes a first access point having a transmitter configured to transmit in a first coverage area, including receiving, from a sensor, data indicating a location of an object within the first coverage area of the first access point's transmitter; determining, from a set of access rights including excluded, differentiated restrictions and no restrictions, that the object has the differentiated restrictions access right; responsive to the determination that the object has the differentiated restrictions access right, classifying, from a set of classes including a first class and a second class, the object in the first class, wherein the first class is associated with a first restriction configuration having a first electro and/or magnetic field exposure threshold and the second class is associated with a second restriction configuration having a second electro and/or magnetic field exposure threshold; responsive to the determination that the object is classified in the first class, determining that the object shall use the first electro and/or magnetic field exposure threshold; determining that a value of electro and/or magnetic field exposure for the object exceeds the first electro and/or magnetic field exposure threshold; and causing an adjustment of the first access point so as to reduce the value of electro and/or magnetic field exposure for the object.

Methods, systems, and devices for satellite operations are described. A satellite communications system may include a transmitter that applies multiple spreading codes to a data signal to obtain multiple spread data signals. The transmitter may transmit the multiple spread data signals from multiple antenna elements in a composite signal. The satellite communications system may also include a receiver that receives the composite signal and applies multiple despreading codes to the composite signal to obtain multiple despread data signals. The receiver may combine the multiple despread data signals to obtain a combined data signal that corresponds to the data signal processed by the transmitter. To combine the multiple despread data signals, the receiver may estimate coefficients for each of the despread data signals.

A method for operating a network node (100) in a wireless communication network is provided. The method comprises transmitting at least one beamformed signal (20-27). Each one of the at least one beamformed signal (20-27) is indicative of a respective positioning information. The respective positioning information is indicative of a respective virtual reference point (40-47) which is offset from a position of a transmit point (50) of the wireless communication network used for transmitting the at least one beamformed signal (20-27). The beamformed signal (20-27) is suitable for enabling a positioning measurement of a wireless communication device (200).

An information processing device includes an acquisition unit (551) that acquires information related to a communication environment, and a determination unit (552) that determines a mode to be used on the basis of the information related to the communication environment among a first mode of determining a communication parameter on the basis of a measurement result using a reference signal, a second mode of determining the communication parameter on the basis of a learning result of machine learning using known information related to communication, and a third mode of determining the communication parameter according to the first mode and/or the second mode.

A method includes: transmitting a plurality of data signals via a physical uplink shared channel (PUSCH) or a plurality of report signals via a physical uplink control channel (PUCCH) from a user equipment to a wireless network according to a plurality of transmission configurations for spatial settings; and receiving a control signal before the transmitting, by a user equipment, from the wireless network, wherein the control signal indicates the plurality of transmission configurations for the spatial settings; the plurality of transmission configurations for the spatial settings are associated with multiple reference signals.

Disclosed are a downlink signal processing method and apparatus, a base station, and a non-transitory computer-readable medium. The downlink signal processing method may includes performing resource element mapping on an unmodulated downlink signal, and performing modulation on the downlink signal that has been subjected to the resource element mapping to obtain modulated data.

An apparatus in a wireless communication system is configured to perform a method for directional beam nulling of SRS-based data beams. A base station (BS) includes a transceiver and a processor. The processor is configured to transmit a data beam to at least one user equipment (UE). The processor is also configured to configure the data beam to have a null area in a direction of a satellite earth station (ES), the null area defining a space within a coverage area of the data beam in which a signal from the data beam is suppressed. The data beam is configured by: generating one or more steering vectors to the ES; obtaining a UE channel matrix via a sounding reference signal (SRS) and determining a rank value; and generating a beamforming precoder configured to directional null the data beam in the direction of the ES.

A device may receive sequential digital signals generated by a radio unit based on receipt of sequential radio frequency waveforms provided to ports of the radio unit by a signal generator and analyzer. The device may calculate uplink direction beamforming performance of the radio unit based on the sequential digital signals. The device may provide data identifying the uplink direction beamforming performance for display.