Abstract: Certain aspects of the present disclosure provide techniques for machine learning (ML) based control channel (CCH) resource selection. An example method, performed at a user equipment (UE), generally includes receiving, from a network entity, signaling indicating parameters for configuring a machine learning (ML) model, applying the parameters to configure the ML model, performing channel estimation based on at least one reference signal (RS) measurement, using the ML model to select control channel (CCH) resources to monitor, based on the channel estimation, and monitoring the selected CCH resources for a CCH transmission from the network entity.

Abstract: Aspects presented herein may enable a UE to provide HARQ feedback for multiple groups of CBs based on their associated CBG and TBG. In one aspect, a UE receives an RRC configuration for a HARQ transmission, the RRC configuration including a CBG configuration and a TBG configuration. The UE determines, based on the CBG configuration, a number of CBs for each of a plurality of CBGs for HARQ feedback. The UE determines, based on the TBG configuration, a number of TBs for each of a plurality of TBGs for the HARQ feedback. The UE transmits, to a base station, the HARQ feedback, where the HARQ feedback is based on the number of CBs for each of the plurality of CBGs and the number of TBs for each of the plurality of TBGs.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may identify one or more quality metrics associated with one or more respective control channel elements (CCEs) of a first set of candidate resources that partially overlaps with a second set of candidate resources, wherein the first set of candidate resources is associated with a first aggregation level and the second set of candidate resources is associated with a second aggregation level. The UE may prune the second set of candidate resources based at least in part on a shaping pattern of the one or more quality metrics satisfying a quality tolerance threshold. Numerous other aspects are described.

Abstract: Certain aspects of the present disclosure provide techniques for Aspects of the present disclosure relate to wireless communications, and more particularly, to techniques for determining a minimal list size to use in list decoding operations for reducing resource consumption (e.g., compute, memory, and power) at a decoder. A method includes receiving a codeword comprising a plurality of channel bits encoded with an error-correcting code, the plurality of channel bits comprising, at least, a plurality of information bits, determining a payload size of the codeword, determining a channel capacity metric for the plurality of channel bits, determining a minimal list size for a list decoding operation based on at least the payload size and the channel capacity metric; and performing the list decoding operation on the codeword based on the minimal list size to obtain the plurality of information bits.

Abstract: Method and apparatus for SCI source and destination pruning. The apparatus generates CRC bits corresponding to a payload. The apparatus combines the CRC bits with source information and destination information associated with transmission of the payload to generate a modified CRC. The apparatus transmits, to a second UE, the modified CRC and the payload. The modified CRC may be generated based on an XOR operation between the CRC bits corresponding to the payload and the source information and the destination information. The apparatus may map to a payload one or more bits that correspond to source information and destination information associated with transmission of the payload. The apparatus may transmit, to a second UE, the payload comprising the one or more bits that correspond to the source information and the destination information mapped to the payload.

Abstract: Aspects of the disclosure relate to reporting and correcting a spatial misalignment of an orbital angular momentum (OAM) waveform communicated from a second device to a first device. In an aspect, the first device receives from the second device, the OAM waveform having a spatial misalignment with respect to the second device. The first device determines the spatial misalignment and further determines spatial coordinates for correcting the spatial misalignment and/or one or more channel measurements of the OAM waveform. Thereafter, the first device sends a report based on the spatial misalignment to the second device, the report including the spatial coordinates for correcting the spatial misalignment and/or the one or more channel measurements. The first device then receives an adjusted OAM waveform from the second device, wherein the adjusted OAM waveform is received having a corrected spatial alignment with respect to the second device based on the report.

Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may receive control signaling indicating a network coding configuration for a set of transmit beams, each transmit beam in the set of transmit beams being spatial division multiplexed with respect to the other transmit beams of the set. The UE may identify based at least in part on the control signaling, a first set of one or more transmit beams of the set of transmit beams carrying parity information for a second set of one or more transmit beams in the set of transmit beams. The UE may perform beamformed communications over the set of transmit beams in accordance with the network coding configuration and the parity information.

Abstract: A MSIM UE may perform network operations for each network subscription. However, if the MSIM UE employs subscriptions for the same network, these operations may be performed redundantly. By notifying the network of multiple subscriptions at the UE and associating the multiple subscriptions at the network, the present invention provides power-saving at the UE and reduces network signaling overhead by optimizing communication for MSIM UE. In an aspect of the disclosure, a method, a computer-readable medium, and an apparatus are provided. The apparatus may be configured to indicate to a network that the UE is associated with a plurality of network subscriptions, the plurality of network subscriptions including at least a first network subscription and a second network subscription, transmit location information using the first network subscription to the network, wherein the location information corresponds to a UE location, and receive data associated with the second subscription from the network.

Abstract: Aspects relate to mechanisms for mutual information (MI)-based physical downlink control channel (PDCCH) candidate pruning. A UE may receive a plurality of PDCCH candidates in a search space. Each of the PDCCH candidates includes a demodulation reference signal (DMRS) generated with the same scrambling seed and control information generated with one or more respective UE-specific non-transparent precoding parameters. The UE can prune the PDCCH candidates to identify at least one PDCCH candidate for decoding by generating the log-likelihood ratio (LLR) magnitudes of demodulated PDCCH candidates and calculating the mutual information based on the LLR magnitudes.

Abstract: A device generates an estimated size of encoded versions of one or more pictures of video data prior to generating the encoded versions of the one or more pictures. A physical layer of a radio system of the device is configured to send a message to a wireless base station. The message indicates a size value based on the estimated size of the encoded versions of the one or more pictures. The physical layer of the radio system receives an uplink grant notification in response to the message. Based on the uplink grant notification, the physical layer of the radio system sends packets to the wireless base station containing the encoded versions of the one or more pictures.

Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may transmit first control information that is indicative of noise (e.g., phase noise, additive white gaussian noise (AWGN), or both) that impacts a spectral efficiency of a modulation and coding scheme (MCS). The MCS may be associated with a constellation of points that may be each representative of a respective candidate sequence of bit values encoded with a corresponding combination of signal amplitude and carrier phase. The UE may receive, based on transmitting the first control information, second control information that indicates a set of partitioning parameters indicative of a hierarchical partitioning of the constellation into a multiple subsets of points. As such, the UE may decode a message, modulated via the MCS, using the hierarchical partitioning indicated by the set of partitioning parameters.

Abstract: Methods, systems, and devices for wireless communications are described. A receiving device may receive a signal over a first frequency from a transmitting device. The receiving device may determine a set of angular offsets associated with communicating signals over a set of frequencies based on the angle of arrival of the signal, where each frequency of the set of frequency may be offset from the first frequency by a different amount. The receiving device may indicate the set of angular offsets to the transmitting device. The transmitting device may adapt a reception configuration for receiving signals from the receiving device, transmitting signal to the receiving device, or both based on the indication of the set of angular offsets.

Abstract: Methods, systems, and devices for wireless communications are described. An access device in a network of access devices may determine that a wireless device is in a coverage area of one of the access devices based on a coverage pattern of the access devices and a sensor coupled with the access device. The access device may estimate a trajectory of the wireless device based on information obtained by the sensor. After estimating the trajectory of the wireless device, the access device may transmit an indication to one or more of the other access devices to enter (or remain in) an active state based on the trajectory of the wireless device and the coverage pattern. The indication may also include a set of beams for the other access device to activate.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a network entity may receive an indication of a capability to perform a beam refinement procedure that includes receiving multiple reference signals, via multiple beams using frequency division multiplexing, during a single reference signal burst. The network entity may transmit the multiple reference signals during the single reference signal burst using frequency division multiplexing. Numerous other aspects are provided.

Abstract: Wireless communications systems and methods related to reducing the signaling overhead for configuring a common reference signal used in performing coarse power control of multiple spatial domain multiplexing (SDM) uplink streams are provided. A base station may be in communication with a UE via multiple SDM streams directed from the same panel of the respective device. The base station may configure a common pathloss reference signal for the SDM streams of the same panel for the UE. This may include sending a list of possible pathloss reference signal configurations to the UE, and then identifying which configuration to use for the pathloss reference signal for the group of SDM streams. Once known, the UE may measure the reference signal for open loop power control. The BS may occasionally reconfigure the common reference signal for the grouped SDM streams.

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: A communications device inputs channel state information to an artificial neural network. The communications device predicts weather conditions with the artificial neural network based on the channel state information. The communications device further adjusts communications based on the predicted weather conditions.

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: 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: Certain aspects of the present disclosure provide techniques for a method for wireless communications by a user equipment (UE), comprising generating a report indicating a capability of the UE to perform full duplex (FD) communications dependent on transmission power level and transmitting the report to a network entity.