Abstract: Methods, systems, and devices for wireless communication are described. A network device, such as a base station, may transmit a request message to a user equipment (UE). The request message may include a request for the UE to transmit a set of sounding reference signals (SRSs). The set of SRSs may include two (or more) beamformed signals. The network device may receive the set of SRSs according to the request message. The network device may identify, based on a co-phasing parameter associated with the two (or more) beamformed signals, an antenna port precoder configuration to use for communicating with the UE.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a reconfigurable intelligent surface (RIS) may select a weight vector, from a plurality of stored weight vectors, for enabling a spatially multiplexed communication, between a transmitter and a receiver, that includes two or more layers for each polarization of a plurality of polarizations for the spatially multiplexed communication. The RIS may receive the spatially multiplexed communication from the transmitter. The RIS may transmit the spatially multiplexed communication to the receiver in accordance with the weight vector. Numerous other aspects are described.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a network node may obtain position information associated with a first subset of network node positions, of a set of network node positions, in connection with a map associated with a wireless coverage area. The network node may obtain map information associated with the map and may determine, based on a machine learning component, a first plurality of predicted pathloss values associated with a second subset of network node positions of the set of network node positions. Numerous other aspects are described.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a forwarding node may determine a numerology for a forwarding operation, that is associated with forwarding signals between a first wireless node and a second wireless node, based at least in part on one or more of: a numerology of a control link between the forwarding node and a control node, a delay spread of a first link with the first wireless node or a delay spread of a second link with the second wireless node, or a configuration, indicated by the control node, of the forwarding operation. The forwarding node may perform the forwarding operation based at least in part on the numerology. Numerous other aspects are provided.

Abstract: Aspects of the present disclosure provide apparatus, methods, processing systems, and computer readable mediums to enhance the functionality of directional repeaters (wireless devices that relay directional wireless signals). For example, by adding even limited capability to buffer digital samples, repeater functionality may be enhanced to provide better coverage and make more efficient use of time, frequency, and spatial resources.

Abstract: Methods, systems, and devices for wireless communication are described. An FNC may be implemented to manage operations of a wireless fronthaul network. The FNC may monitor one or more network conditions and parameters of a network, which may include a fronthaul network and a radio access network. The fronthaul network may include at least one DU that supports wireless communications with a plurality of RUs via a plurality of fronthaul communication links, and the radio access network may include the plurality of RUs supporting communications for a plurality of wireless devices. The FNC may output, based on the one or more network conditions and the parameters, one or more fronthaul operation parameters for the at least one DU to support wireless communication for at least one RU of the plurality of RUs via one or more respective communication links of the plurality of communication links.

Abstract: Aspects of the present disclosure provide apparatus, methods, processing systems, and computer readable mediums to enhance the functionality of directional repeaters (wireless devices that relay directional wireless signals). For example, aspects of the present disclosure may help enable repeaters to provide greater assistance in an access procedure, for example, by generating and sending SSBs without (or with limited) gNB involvement and monitoring for RACH-related transmissions.

Abstract: Methods, systems, and devices for wireless communications are described. A wireless repeater may communicate with multiple base stations, and the wireless repeater may identify a first base station as a primary base station. The wireless repeater may monitor for and receive control information from the primary base station, where the control information may include control information from a second base station and used by the wireless repeater to communicate with one or more UEs connected to the second base station. The primary base station may receive an indication of the control information from the second base station via a backhaul link. In other examples, the wireless repeater may monitor for control information from the two or more base stations based on a control signaling pattern. For example, the wireless repeater may be configured with periodic time intervals for monitoring for control signaling from respective base stations.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a first wireless communication device may encode real samples of data to obtain encoded data based at least in part on adding one or more time domain complex samples to the real samples of the data, wherein a function of the one or more time domain complex samples is a known value, and wherein the function is a sum of exponentials of the one or more time domain complex samples. The first wireless communication device may transmit, to a second wireless communication device, the encoded data. Numerous other aspects are described.

Abstract: A repeater BWP switching schedule is provided for a repeater that is responsive to a user equipment BWP switching schedule. Should the repeater support a plurality of active user equipments, the user equipment BWP switching schedule is a superset of the BWP switching schedule for each individual user equipment. The repeater BWP switching schedule may thus be more granular than the UE BWP switching schedule.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a repeater may receive configuration information associated with configuring involvement of the repeater in an access procedure. The repeater may generate a signal associated with the access procedure based at least in part on the configuration information. The repeater may transmit the signal to a wireless communication device based at least in part on the configuration information and other information associated with the access procedure. Numerous other aspects are described.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a control node may transmit, to a repeater node, full duplex configuration information. The control node may determine, based at least in part on a signal transmitted by the repeater node, a self-interference of the repeater node associated with the signal. Numerous other aspects are provided.

Abstract: Methods, systems, and devices for wireless communications supporting techniques for enhanced line-of-sight (LOS) communications with analog multi-path beamforming are described. A first wireless device may receive, from a second wireless device, an indication of a capability of the second wireless device to concurrently transmit first signaling in a first analog beamforming direction using a first transmission configuration indicator (TCI) state corresponding to a LOS mode, and second signaling in a second analog beamforming direction using a second TCI state corresponding to an indirect LOS mode. The first wireless device may then receive, from the second wireless device, a first downlink message in the first analog beamforming direction using the first TCI state concurrently with a second downlink message in the second analog beamforming direction using the second TCI state.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a wireless forwarding node may receive, from a control node via a fronthaul control interface, semi-static configuration information indicating one or more parameters for forwarding a remaining minimum system information (RMSI) physical downlink control channel (PDCCH). The wireless node may receive, from a transmitter node, information associated with an RMSI PDCCH that schedules transmission of an RMSI physical downlink shared channel (PDSCH) that carries RMSI associated with an access procedure. The wireless node may transmit an RMSI PDCCH to one or more receiver nodes based at least in part on the received information and the semi-static configuration information. Numerous other aspects are provided.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a wireless forwarding node may determine a first timing reference configuration for communicating with a first wireless node. The wireless forwarding node may determine a second timing reference configuration for communicating with a second wireless node. The wireless forwarding node may forward communications between the first wireless node and the second wireless node based at least in part on the first timing reference configuration and the second timing reference configuration. Numerous other aspects are provided.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a repeater may receive, in a bandwidth part that carries a control interface of the repeater, an indication of a repeater configuration for the repeater. The repeater may communicate, based at least in part on the repeater configuration, with at least one of a base station or a user equipment. Numerous other aspects are provided.

Abstract: Methods, systems, and devices for wireless communications supporting techniques for enhanced line-of-sight (LOS) communications with analog multi-path beamforming are described. A first wireless device may receive, from a second wireless device, an indication of a capability of the second wireless device to concurrently transmit first signaling in a first analog beamforming direction using a first transmission configuration indicator (TCI) state corresponding to a LOS mode, and second signaling in a second analog beamforming direction using a second TCI state corresponding to an indirect LOS mode. The first wireless device may then receive, from the second wireless device, a first downlink message in the first analog beamforming direction using the first TCI state concurrently with a second downlink message in the second analog beamforming direction using the second TCI state.

Abstract: This disclosure generally relates to systems, devices, apparatuses, products, and methods for wireless communication. For example, a communication system may include a repeater that relays communications between communication devices. The repeater determines one or more power configuration parameters associated with the repeater and transmits the one or more power configuration parameters to a controlling node, such as a base station or other entity. The repeater receives, from the controlling node, gain configuration information determined based on the one or more power configuration parameters. A repeater may receive a communication, determine a gain value based on the gain configuration information, and apply the gain value to the received communication to create a gain adjusted communication for transmission to another device.

Abstract: A first wireless communication device may encode real samples of data to obtain encoded data based at least in part on adding one or more time domain complex samples to the real samples of the data. A function of the one or more time domain complex samples may be a known value, and the function may be a sum of exponentials of the one or more time domain complex samples. The first wireless communication device may transmit, to a second wireless communication device, the encoded data.

Abstract: A first wireless communication device may encode real samples of data to obtain encoded data based at least in part on adding one or more time domain complex samples to the real samples of the data. A function of the one or more time domain complex samples may be a known value, and the function may be a sum of exponentials of the one or more time domain complex samples. The first wireless communication device may transmit, to a second wireless communication device, the encoded data.