Abstract: Aspects presented herein may enable a receiving device to receive high frequency signals with a simpler receiver to reduce the overall complexity and cost associated with the receiver. In one aspect, an apparatus receives a reference signal from a second wireless device. The apparatus measures amplitude and phase of the reference signal relative to a set point. The apparatus transmits channel flattening information in a precoding feedback to the second wireless device, the precoding feedback including at least a difference between the amplitude of the reference signal and the set point for a sub-band.

Abstract: Methods, systems, and devices for wireless communications are described. A first device may transmit, from a first antenna of a first antenna array of the first device to a second antenna of a second antenna array of a second device, a first set of reference signals. The first device may transmit, from a first plurality of antennas of the first antenna array to a second plurality of antennas of the second antenna array, a second plurality of reference signals. The first device may receive, from the second device, an indication based at least in part on a linear offset and one or more rotational offsets estimated by the second device associated with the first set of reference signals and the second plurality of reference signals. The first device may communicate with the second device using the first antenna array based on the indication.

Abstract: Wireless communications systems and methods related to beam management configurations for relay devices or repeaters are provided. A network node receives, from a relay node, a first communication indicating one or more beam management parameters associated with a plurality of beam directions. The network node receives, via the relay node, one or more second communications associated with one or more user equipments (UEs) and at least one of the plurality of beam directions. The network node transmits, to the relay node based on the one or more beam management parameters and the one or more second communications, a third communication indicating a beam management configuration associated with the plurality of beam directions.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a mobile station may transmit an indication of supported types of signaling hardware of the mobile station. The mobile station may receive an indication of a selection of a type of signaling hardware, of the supported types of signaling hardware, to use in communication with a network node. Numerous other aspects are described.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive, from a base station, an indication to operate in a dynamic demodulation reference signal (DMRS) mode, wherein the dynamic DMRS mode includes a use of dynamic DMRS configurations without an explicit indication of DMRS resource locations for the dynamic DMRS configurations. The UE may receive, from the base station based at least in part on receiving the indication to operate in the dynamic DMRS mode, a DMRS using a first dynamic DMRS configuration. Numerous other aspects are described.

Abstract: Methods, systems, and devices for wireless communications are described. A base station may determine to enable orbital angular momentum (OAM) beamforming for communications with a user equipment (UE), for example, based on one or more communications parameters and receiving a message from the UE indicating a capability of the UE to use OAM beamforming. The base station may transmit control signaling to the UE indicating that OAM beamforming is enabled. In some examples, the base station may transmit control signaling indicating an OAM configuration, which may be for a same slot in which the control signaling is transmitted or a subsequent slot. The base station may transmit a downlink transmission to the UE via OAM beamforming. In some examples, the base station may estimate and correct misalignment associated with OAM beamforming. In some examples, the base station may disable OAM beamforming and transmit an indication that OAM beamforming is disabled.

Abstract: Methods, systems, and devices for wireless communications are described. The method may include a user equipment (UE) monitoring a set of time resources for a set of code blocks and receiving, from a network entity, a code block of the set of code blocks via an optical beam. Further, the method may include the UE modulating the optical beam based on receiving the code block and sending, to the network entity, the modulated optical beam including feedback associated with at least one code block of the set of code blocks.

Abstract: Methods, systems, and devices for wireless communications are described. Some wireless networks may maintain up-to-date location information for the UE by periodically determining the location the UE using a low power transponding mechanism while the UE is in an inactive state. The UE may monitor a first beam to receive one or more transponder search signals during one or more transponder occasions, and between paging attempts from one or more of the base stations of the network. The UE may receive the one or more transponder search signals, and may transmit a transponder response message to a base station including a UE identifier associated with the inactive state. The base station may receive the transponder response message, and may conduct various location measurements for the UE using the transponder response.

Abstract: Methods, systems, and devices for wireless communications are described. A device may be configured to include an array of lenses along with multiple antenna arrays that each include a set of antenna elements. The antenna arrays may each support multiple beam directions, such as a respective beam direction for each lens of the array of lenses. If beams for multiple antenna arrays concurrently pass through the same lens, the lens may contribute to maintaining separation between the beams. Lenses may also contribute to the shaping of beams, and the use of multiple lenses may enhance a coverage area for beams transmitted or received by the antenna arrays.

Abstract: Aspects of the disclosure relate to devices, wireless communication apparatuses, methods, and other aspects of correcting misalignment for orbital angular momentum beams. In one aspect, a wireless communication apparatus comprises a beamforming network comprising a plurality of antenna ports and a plurality of beam ports, wherein the plurality of antenna ports are positioned for communicating orbital angular momentum (OAM) beams, a plurality of output phase shifters, wherein each output phase shifter is coupled to a corresponding antenna port of the plurality of antenna ports, and control circuitry coupled to the plurality of output phase shifters and configured to select phase shift values for the plurality of output phase shifters to correct a misalignment of the OAM beams.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a network node may receive a paging message. The network node may transmit a paging repetition request for a parent network node to transmit repetitions of the paging message when transmitting paging to the network node. The network node may forward the paging message on one or more beams of the network node. Numerous other aspects are described.

Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may receive a configuration of random access resources from a base station. The configuration may indicate a quantity of a plurality of random access preambles, a quantity of a plurality of synchronization signal blocks (SSBs), and a quantity of random access preambles per SSB. The received configuration may indicate that each random access preamble of the plurality of random access preambles is available to the UE in the random access occasion for each SSB of a plurality of SSBs transmitted by the base station. The UE may select a random access preamble of the plurality of random access preambles based at least in part on the received configuration and transmit the selected random access preamble to the base station in the random access occasion.

Abstract: Certain aspects of the present disclosure provide techniques for slot preconfiguration for coverage enhancement and power saving. An example method performed by a UE includes processing one or more synchronization signals in a first slot according to a first configuration of slot parameters, wherein the synchronization signals are used for at least one of time or frequency tracking, receiving, from a network entity, a second configuration of slot parameters, and processing a physical downlink control channel (PDCCH) in a second slot according to the second configuration of slot parameters, wherein the second slot occurs within a configured slot duration that is offset in time from the first slot.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a network node may transmit, to a parent network node, information associated with a multiplexing compatibility of the network node for communications with a first mobile station and a second mobile station, the first mobile station and the second mobile station connected to the parent network node via the network node. The network node may receive, from the parent network node, a first communication for the first mobile station and a second communication for the second mobile station, the first communication and the second communication multiplexed based at least in part on the information associated with the multiplexing compatibility of the network node for communications with the first mobile station and the second mobile station. Numerous other aspects are described.

Abstract: Methods, systems, and devices for wireless communications are described. A repeater device may transmit, to a network entity, a control message indicating a set of beams of the repeater device. The repeater device may receive, from the network entity, a signal within a time slot indicating a first beam of the set of beams. The repeater device may relay, via the first beam, a data message from the network entity to a user equipment (UE) associated with the first beam within the time slot based on the signal.

Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may receive, from a network entity, control signaling indicating a periodicity of synchronization signal block (SSB) transmissions. The UE may receive a set of SSBs including at least a first SSB from a repeater. The repeater may retransmit the set of SSBs from the network entity. The UE may transmit a measurement report for the first SSB to the network entity indicating a presence of the repeater based on the periodicity of SSB transmissions and a periodicity of the first SSB.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may transmit an indication of information associated with a periodicity of reference signals (RSs). The UE may receive, based at least in part on the indication of information associated with the periodicity of the RSs, an indication of a timing configuration for receiving the RSs. Numerous other aspects are described.

Abstract: Aspects described herein relate to defining gaps within a time period for measuring self-interference due to clutter. The gaps can be defined for a device to measure self-interference caused by reflection of the signal, or may be specified by a network node to cause the device to refrain from transmitting so the network node can measure self-interference caused by reflection of the signal.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a network node may receive, from a parent network node, an indication of a mapping of time and frequency resources to a set of beams of the network node. The network node may receive one or more communications for forwarding via the set of beams using a set of time and frequency resources. The network node may forward the one or more communications via one or more beams of the set of beams based at least in part on the one or more communications being associated with the set of time and frequency resources, the set of time and frequency resources being mapped to the one or more beams according to the mapping of the time and frequency resources to the set of beams of the network node. Numerous other aspects are described.

Abstract: A method of wireless communication at a UE is disclosed herein. The method includes receiving at least one of a SIB or SSB including a MIB. At least one of the MIB or the SIB is configured for one or more of the UE or a repeater. The method further includes processing at least one of the SIB or the MIB after receiving at least one of the SIB or the MIB.