Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may configure a first set of throughput targets and a second set of throughput targets for an application layer. The UE may set a target throughput rate associated with the application to a required throughput target included in the first set of throughput targets. The UE may monitor a real-time throughput rate associated with the application layer. The UE may set the target throughput rate to a value in the second set of throughput targets based at least in part on a difference between the real-time throughput rate and the required throughput target satisfying a threshold. The UE may select, from a set of candidate beams, a serving beam associated with an estimated application layer throughput that satisfies the target throughput rate. Numerous other aspects are described.

Abstract: Certain aspects of the present disclosure provide techniques for receive beam switching for neighbor cell measurement. A method that may be performed by a user equipment (UE) includes determining a first receive beam of a plurality of receive beams to use for reception during a first synchronization signal block (SSB) duration within a synchronization signal block set (SSBS) duration. The method includes determining a second receive beam of the plurality of receive beams to use for reception during a second SSB duration within the SSBS duration. The UE may measure one or more first signals transmitted by a serving cell and/or one or more neighbor cells with the first receive beam during the first SSB duration and measure one or more second signals transmitted by the serving cell and/or the one or more neighbor cells with the second receive beam during the second SSB duration.

Abstract: This disclosure provides systems, devices, apparatus and methods, including computer programs encoded on storage media, for applying a zero element beam to conserve power in search and measurement operations of a UE. The UE may determine to measure a set of SSBs, where each SSB of the set of SSBs is transmitted on four symbols, and further determine a subset of the SSBs for which less than the four symbols associated with the SSBs are to be used for measurement of the SSBs. The UE may measure each SSB of the subset of the SSBs through less than the four symbols associated with the SSB.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may detect a change of one or more reception conditions. The UE may transmit, to a base station and based at least in part on the change of the one or more reception conditions, a request for a radio link adaptation operation to update one or more of a reception beam or a transmission beam of the base station used to communicate with the UE. Numerous other aspects are described.

Abstract: Methods, systems, and devices for wireless communications are described. A first device may monitor for a set of reference signals from a second device using a set of directional beams. The first device may perform measurements on the received reference signals and select a subset of directional beams from the set of directional beams based on the performed measurements. Each directional beam may be associated with a set of beamforming weights. The first device may communicate with the second device using a dynamic set of beamforming weights. The first device may form the dynamic set of beamforming weights using a combination of beamforming weights from each set of beamforming weights associated with the subset of directional beams. The dynamic set of beamforming weights may be different from each set of beamforming weights associated with the subset of directional beams.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may determine a mapping of more than one antenna element, associated with an antenna module or panel that is integrated with a radio frequency integrated circuit (RFIC), to an RFIC port via one or more switches. The UE may select antenna elements from the more than one antenna element based at least in part on one or more conditions being satisfied. The UE may perform, via the antenna elements, a communication to a network node. Numerous other aspects are described.

Abstract: UE capability indications of a millimeter wave antenna module enhanced with a reflector are described. An apparatus is configured to train or refine, with a network node, at least one beam for beamformed communications associated with the UE. The UE includes an antenna array with an associated non-radiating reflector of energy. The apparatus is configured to communicate, with the network node, using the antenna array and the at least one beam. Another apparatus is configured to train or refine, with a UE, at least one beam for beamformed communications associated with the UE based on a capability indication that indicates the UE includes an antenna array with an associated non-radiating reflector of energy. The apparatus is configured to communicate with the antenna array of the UE based on the at least one beam.

Abstract: Scheduling with split symbols for beam management is described. An apparatus is configured to receive, from a network node, DL signaling including a symbol in a first slot, and to measure a first measurement of a first beam during a first time portion, and a second measurement of a second beam during a second different time portion, of the symbol. The apparatus is configured to communicate, with the network node, using the first or second beam based on at least one of the first measurement or the second measurement. Another apparatus is configured to provide, for a UE, DL signaling including a symbol in a first slot, and to communicate, with the UE, using the first or second beam based on a first and/or second measurement. The first and second measurements are of first and second beams during a first and second different time portions of the symbol, respectively.

Abstract: Certain aspects of the present disclosure provide techniques for per-rank uplink and downlink beam selection. An example method, performed at a user equipment (UE), generally includes measuring channel state information (CSI) reference signals (CSI-RS) associated with a plurality of beams, determining an uplink rank and a downlink rank, selecting, from the plurality of beams, a downlink beam for processing downlink transmissions, based on the CSI RS measurements and the downlink rank, and selecting, from the plurality of beams, an uplink beam for processing uplink transmissions, based on the CSI RS measurements, the uplink rank, and the downlink rank.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may identify a channel matrix of the UE. The UE may identify a set of beam weights according to the channel matrix. The UE may identify a set of beam properties based at least in part on an index, wherein the index is based at least in part on the set of beam weights, and wherein the index is identified without storing the set of beam weights in a long-term memory of the UE. The UE may generate a beam using the set of beam properties. Numerous other aspects are described.

Abstract: A UE may identify a channel correlation matrix for a channel between the UE and a network node. The UE may identify whether the channel is associated with an LOS condition based on the channel correlation matrix. The UE may obtain a plurality of eigenvalues of the channel correlation matrix based on an eigen decomposition operation on the channel correlation matrix. The UE may identify whether the channel is associated with the LOS condition based on the plurality of eigenvalues of the channel correlation matrix. The UE may identify that the channel is associated with the LOS condition if a difference between a greatest eigenvalue in the plurality of eigenvalues and an average of other eigenvalues in the plurality of eigenvalues is greater than a threshold. Otherwise, the UE may identify that the channel is not associated with the LOS condition.

Abstract: Methods, systems, and devices for wireless communication are described. A user equipment (UE) may measure a signal strength for each beam of a set of multiple beams. The UE may select, from the set of multiple beams, a set of two or more beams each having a respective signal strength satisfying a threshold. The UE may attempt to decode a first broadcast channel signal of a first beam of the set of two or more beams in a single broadcast channel period. The UE may decode, after failing to decode the first broadcast channel signal of the first beam, a second broadcast channel signal of a second beam of the set of two or more beams in the single broadcast channel period.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may transmit a monitoring signal associated with one or more antennas. The UE may identify, based at least in part on the monitoring signal, a blockage associated with the one or more antennas. The UE may perform a beam search using a decreased frequency of occurrence of tracking occasions for the one or more antennas based at least in part on the identification of the blockage associated with the one or more antennas. Numerous other aspects are provided.

Abstract: Methods, systems, and devices for wireless communications are described. A network entity may transmit a reference signal to a user equipment (UE). The UE may measure, during a first time period and according to a first periodicity, the reference signal using a first beam associated with cell search. The UE may determine that a movement of the UE satisfies a movement threshold value based on an indication from a motion sensor. Additionally, the UE may determine that a channel metric fails to satisfy a threshold. In response, the UE may measure, during a second time period, the reference signal using the first beam according to a second periodicity that is greater than the first periodicity and corresponds to a more frequent measurement of the reference signal using the first beam than the first periodicity.

Abstract: Example implementations include a method, apparatus and computer-readable medium for wireless communication configured for estimating a channel using a set of predefined sensing beams to measure reference signals. Estimating the channel may include generating an N×N channel correlation matrix, where N is a number of antenna elements in the antenna array. The implementations further include generating a set of dynamic beam weights to maximize a reference signal received power (RSRP) based on the estimated channel. The set of dynamic beam weights may be based on an eigenvector of the channel correlation matrix. Additionally, the implementations further include applying the set of dynamic beam weights to an antenna array.

Abstract: Aspects of the disclosure are directed to generation of N-port dynamic beams. For example, a user equipment (UE) may be using a 2-port predefined receive beam for communication with a wireless node. The UE may estimate a channel using the predefined receive beam to measure a rank2 reference signal received from the wireless node. The UE may generate a dynamic beam weight to maximize a communication parameter based on the estimated channel. The UE may then apply the dynamic beam weight to an antenna array.

Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may be configured to select a set of beams to generate energy in a first coverage region (e.g., an out-of-coverage (OOC) region) to reduce the effects of a distorted electric field. The UE may select the set of beams based on gain parameters associated with a set of antennas at the UE, where the gain parameters are determined for communications in a second coverage region (e.g., an in-coverage (INC) region). In some examples, the UE may use iterative techniques to select the beams. In some examples, the UE may select the set of beams based on calculations using a set of codebook beams associated with the second coverage region. In some examples, the UE may additionally select the set of beams for communications in the second coverage region.

Abstract: Certain aspects of the present disclosure provide techniques for cell measurement scheduling mode selection. According to certain aspects, a method for wireless communications by a user equipment (UE), generally includes selecting a first scheduling mode for performing cell measurements while the UE is in an idle state, in response to detecting at least one first triggering condition based on a comparison of a serving cell measurement to one or more neighbor cell measurements and performing cell measurements in accordance with the first scheduling mode, wherein the UE performs cell measurement more frequently when the first scheduling mode is selected than when a second scheduling mode is selected.

Abstract: Aspects of the present disclosure provide a method for wireless communication at a user equipment (UE). The method includes selecting, for each of a plurality of periodic search opportunities, one receive beam of a plurality of receive beams for receiving at least one synchronization signal. The plurality of periodic search opportunities includes a plurality of regular search opportunities and a plurality of prioritized search opportunities. The plurality of receive beams includes at least one prioritized receive beam and at least one additional receive beam. The selecting includes selecting from the at least one prioritized receive beam for each of the plurality of prioritized search opportunities; and selecting from the plurality of receive beams for each of the plurality of regular search opportunities. The method further includes receiving, at each of the plurality of periodic search opportunities, the corresponding at least one synchronization signal using the corresponding selected receive beam.

Abstract: Methods, systems, and devices for wireless communications are described. The method may include a user equipment (UE) identifying a priority scheme for a set of signals including a first set of synchronization signal block (SSB) signals associated with a first frequency range, a second set of SSB signals associated with a second frequency range, and a paging signal associated with the first frequency range. The UE may then monitor, via a narrowband processor of the UE and based on the priority scheme, a set of time resources for one or more of the first set of SSB signals, the second set of SSB signals, or the paging signal. The narrowband processor may be configured to process signals received via the first frequency range and the second frequency range.