Abstract: Certain aspects of the present disclosure provide techniques for securing physical (PHY) layers in wireless communication. Certain aspects are directed to a method for wireless communication by a base station (BS). In some examples, includes, by, a secured first index based at least in part on a first index and a first secret key, the first index corresponding to a first orthogonal cover code (OCC) for communication over at least a first channel between the BS and a user equipment (UE). In some examples, the method also includes transmitting, to the UE, the secured first index and the first secret key.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive a reference signal or channel conveying a paging indicator. The UE may determine, based on the paging indicator, whether to monitor a paging control channel including a scheduling grant for a paging shared channel communication. The UE may estimate time or frequency information for receiving the paging control channel based at least in part on a result of the determining, and receiving the paging control channel containing based at least in part on the result of the determining and the estimated time or frequency information, or skipping monitoring the paging control channel based at least in part on the result of the determining. Numerous other aspects are provided.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive configuration information that indicates a non-active time for cell discontinuous reception and that indicates a quantity of repetitions for one of a physical uplink channel or signal. The UE may transmit one or more repetitions of the one of the physical uplink channel or signal in one or more transmission occasions outside of the non-active time. The UE may drop transmission of one or more repetitions of the one of the physical uplink channel or signal in one or more transmission occasions in the non-active time. 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 a configuration that indicates to the UE to apply demodulation reference signal (DMRS) bundling to physical uplink shared channel (PUSCH) transmissions. The UE may maintain phase coherence across multiple PUSCH transmissions, to which the DMRS bundling is applied, to enable joint channel estimation across the multiple PUSCH transmissions. The UE may transmit, based at least in part on the configuration, uplink control information (UCI) that includes a coherence indication. The UE may multiplex the UCI with a PUSCH transmission of the multiple PUSCH transmissions to which the DMRS bundling is applied. The coherence indication may indicate whether the PUSCH transmission is coherent with one or more other PUSCH transmissions, of the multiple PUSCH transmissions, transmitted by the UE. Numerous other aspects are described.

Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) and network entity may perform physical uplink control channel (PUCCH) resource adaptation in order for the network entity to reduce power consumption. For example, the UE may receive first control signaling indicating a first set of PUCCH resource occasions and a second set of PUCCH resource occasions, and transmit one or more uplink messages via the first set of PUCCH resource occasions. In some examples, the UE and the network entity may switch between operating using the first set of PUCCH resource occasions to operating using the second set of PUCCH resource occasions based on second control signaling indicating for the UE to switch between sets of PUCCH resource occasions. In some examples, the second control signaling may indicate for the UE to skip one or more uplink messages or PUCCH resource occasions.

Abstract: Methods, systems, and devices for wireless communications are described. A network entity may output a channel state information (CSI) report message that indicates multiple codebook configurations. A UE may receive the CSI report message indicating a set of codebook configurations associated with a set of antenna port configurations. The UE may transmit a CSI report indicating one or more codebook configurations of the set of codebook configurations, where CSI included in the CSI report is based on the one or more codebook configurations. The UE may then communicate with a network entity based on the channel state information report indicating the one or more codebook configurations.

Abstract: Aspects are provided which allow a base station to provide RACH configuration(s) indicating RACH occasions which correspond to wake up occasions of a base station according to a power savings mode of the base station. The base station sends one or more RACH configurations indicating ROs to a UE, and then monitors the ROs associated with the power savings mode. The UE determines the ROs associated with the power savings mode, and sends a wake up signal to the base station in at least one of the determined ROs. The base station obtains the wake up signal from the UE in at least one of the monitored ROs. Here, the wake up signal comprises a RACH message. As a result, network power consumption may be optimized through designed configurations which allow a UE to wake up a sleeping base station via a RACH message.

Abstract: A method for wireless communication by a user equipment (UE) includes transmitting, to a base station, a random access preamble to initiate a random access procedure. The method also includes receiving, from the base station based on transmitting the random access preamble, a downlink message comprising a repetition number indicator. The method further includes transmitting a number of repetitions of a physical uplink channel based on the repetition number indicator.

Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may receive a control message indicating a joint transmission configuration (e.g., fully coherent, partially coherent, or non-coherent) for a distributed system associated with a base station. The UE may receive reference signals from respective antenna panels of groups of distributed antenna panels. The UE may generate a channel state information (CSI) report based on the joint transmission configuration and the reference signals. In some examples, the UE may receive an indication of a reporting order for parameters in the CSI report, may separately or jointly encode channel state information reference signal resource indicators (CRIs) for the report, may modify a code-book (e.g., a precoder matrix) or cross-group co-phasing coefficients in the CSI report, or any combination thereof. The UE may transmit the CSI report to the base station.

Abstract: The described techniques enable repeated physical random access channel (PRACH) preamble transmissions across multiple random access occasions (ROs) using a same spatial filter. A user equipment (UE) may transmit a PRACH preamble across multiple ROs, where each RO is associated with a same synchronization signal block (SSB) or channel state information reference signal (CSI-RS). The PRACH repetitions may be transmitted in ROs in accordance with a first mapping rule: first, in increasing order of frequency resource index; second, in increasing order of a time resource index; third, in increasing order of PRACH slot indices; and fourth, in increasing order of PRACH association period indices. Additionally, or alternatively, the PRACH repetitions may be transmitted in ROs in accordance with a second mapping rule: first, in increasing order of time resource index; second, in increasing order of PRACH slot indices; and third, in increasing order of PRACH association period indices.

Abstract: Methods, systems, and devices for wireless communications are described. A device may receive signaling including a channel state information (CSI) reporting configuration. The device may determine one or more resources of a physical uplink channel for aperiodic CSI reporting based on the CSI reporting configuration and transmit an aperiodic CSI report over the physical uplink channel based on the on the one or more resources. In some examples, the device may also determine a set of demodulation reference signal (DMRS) symbols associated with a hop of a set of hops in a time domain or a frequency domain, and coherently transmit, based on the determining, the set of DMRS symbols associated with the hop of the set of hops.

Abstract: Methods, systems, and devices for wireless communication are described to support an indication of one or more carriers of a flexible cell to be used for reception of one or more respective downlink random access messages. A base station may indicate, via system information, a carrier for reception of a downlink control channel scheduling a second random access message. A user equipment (UE) may initiate a random access procedure by transmitting, to the base station, a first random access message. The UE may monitor for and receive the downlink control channel scheduling the second random access message via the carrier indicated in the system information. The UE may receive the second random access message via the same carrier as the associated downlink control channel, or via a different carrier that may be indicated in the system information or in the downlink control channel transmission.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive an offset for a discontinuous reception (DRX) or discontinuous transmission (DTX) cycle of a network node, the offset being based at least in part on a connected mode DRX or DTX cycle of the UE. The UE may communicate with the network node in accordance with the DRX or DTX cycle of the network node and the offset for the DRX or DTX cycle of the network node. Numerous other aspects are described.

Abstract: A method comprises receiving a request to log at least one operation of a plurality operations, wherein the request includes one or more features of the at least one operation. The one or more features are analyzed using one or more machine learning algorithms. The method further comprises selecting, based at least in part on the analyzing, a log provider of a plurality of log providers to log the at least one operation, and interfacing with the log provider to enable logging of the at least one operation.

Abstract: A first user equipment (UE) for wireless communication may be configured to send, to a second UE, a plurality of sidelink reference signals (SL-RSs), wherein the first UE and the second UE are configurable to communicate with a network entity, and wherein the plurality of SL-RSs includes a first SL-RS corresponding to a first operational state of the network entity. The first UE may receive, from the second UE, one or more channel state information (CSI) reports, wherein each CSI report of the one or more CSI reports corresponds to a respective SL-RS of the plurality of SL-RSs.

Abstract: In one aspect, an example methodology implementing the disclosed techniques includes, by a computing device, receiving a message for delivery to a message-oriented middleware (MOM) server and determining whether an anomaly is predicted in the MOM server. The method also includes, by the computing device, responsive to a determination that an anomaly is predicted in the MOM server, identifying an alternate MOM server for delivery of the message, and routing the message to the alternate MOM server. The method may also include, by the computing device, responsive to a determination that an anomaly is not predicted in the MOM server, delivering the message to the MOM server.

Abstract: Methods, systems, and devices for wireless communication are described. A user equipment (UE) may select a reference synchronization signal block (SSB) from a set of multiple SSBs that are multiplexed in time and frequency. The UE may select the reference SSB from the set of multiple SSBs based on a rule. The UE may receive a control message that indicates a frequency offset between a reference frequency for a common resource block (CRB) grid and a resource block (RB) that overlaps in frequency with the selected reference SSB. The UE may communicate using the CRB grid in accordance with the frequency offset.

Abstract: Techniques are provided for sidelink aided time difference of arrival (TDOA) based positioning methods. An example method of determining a time difference of arrival value includes receiving a first reference signal at a first time, wherein the first reference signal is transmitted from a first wireless node using a first radio access link, receiving a. second reference signal at a second time, wherein the second reference signal is transmitted from a second wireless node using a second radio access link, receiving assistance data including at least a transmit delay time value based, on a time the first reference signal is received by the second wireless node, and a time the second reference signal is transmitted by the second wireless node, and determining the time difference of arrival value based at least in part on the first time, the second time and the transmit delay time value.

Abstract: Certain aspects of the present disclosure provide techniques for improving a network energy saving (NES) mode. An example method performed by a first user equipment (UE) includes receiving, from a first network entity associated with a source cell, configuration information indicating one or more conditions for executing a conditional handover from the first network entity associated with the source cell to a second network entity associated with a target cell, receiving, from the first network entity associated with the source cell, a trigger signal including a trigger command for the conditional handover, and taking one or more actions related to executing the conditional handover based on the trigger signal and the one or more conditions.

Abstract: Aspects presented herein may improve the resource allocation of sidelink communications and reduce power consumption for sidelink devices. In one aspect, a first wireless device selects a resource for a discovery message from a sidelink resource pool that is partitioned into a first portion and a second portion. The first wireless device transmits a discovery message to a second wireless device using the resource selected from the first portion of the sidelink resource pool. The first wireless device monitor for a discovery response message from the second wireless device in the sidelink resource pool.