Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may map an ultra-reliable low-latency communication (URLLC) transmission to a set of symbols for uplink transmission, wherein the mapping relates to at least one of an orphaned symbol repetition of the URLLC transmission, a transport block size determination, a shared channel mapping type of a repetition of the URLLC transmission, or a priority of an aperiodic sounding reference signal (A-SRS) of the URLLC transmission. The UE may transmit the URLLC transmission based at least in part on the mapping. Numerous other aspects are provided.

Abstract: Methods, systems, and devices for wireless communication are described. An aerial UE may receive control signaling that indicates a plurality of beam measurement configurations that the aerial UE is to use for beam measurement and reporting associated with a plurality of beams. The aerial UE may monitor a set of beams of the plurality of beams in accordance with a subset of beam measurement configurations of the plurality of beam measurement configurations based on a current time, a current location of the aerial UE, or both, for example. The aerial UE may transmit a measurement report indicating one or more measurements of a subset of beams of the set of beams in accordance with the subset of beam measurement configurations. In some examples, the subset of beam measurement configurations may be associated with an altitude threshold, a three-dimensional zone, or a combination thereof.

Abstract: Techniques are described for wireless communication. An orthogonal frequency-division multiple access (OFDMA) configuration of an uplink channel is identified for communications in an unlicensed radio frequency spectrum band. An OFDMA waveform is generated based on the identified OFDMA configuration. The OFDMA waveform is communicated in a signal in the unlicensed radio frequency spectrum band. A virtual cell identifier of a first base station may be associated with transmissions between the first base station and a first user equipment (UE). A set of common resource blocks may be identified for transmission of a demodulation reference signal (DM-RS) between the first base station and the first UE. A configuration of an uplink channel may be dynamically selected for uplink communications in an unlicensed radio frequency spectrum band. A waveform may be generated based on the selected configuration. The waveform may be communicated in a signal in the unlicensed radio frequency spectrum band.

Abstract: Certain aspects of the present disclosure relate to wireless communications, and more particularly, to techniques for sidelink (SL) power saving using SL wake up signals (WUSs). A method that may be performed by a user equipment (UE) includes determining resources for SL WUS transmissions from a second UE, based on a WUS resource configuration, monitoring the resources for an SL WUS from the second UE, and participating in SL communications with the second UE if an SL WUS is detected during the monitoring.

Abstract: The present disclosure relates to methods and devices for wireless communication including an apparatus, e.g., a UE and/or base station. The apparatus can select one or more rows or one or more columns in a DFT matrix, the one or more rows being even-numbered rows in the DFT matrix and the one or more columns being even-numbered columns in the DFT matrix. The apparatus can also determine an orthogonal matrix based on the one or more rows or the one or more columns in the DFT matrix, the orthogonal matrix having a size of (M×N)×(M×N) with M×N rows and M×N columns. Also, the apparatus can determine a codebook based on the orthogonal matrix, the codebook including a plurality of codepoints. The apparatus can also transmit at least one signal including a first codepoint of the plurality of codepoints in the codebook.

Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may receive a downlink transmission via at least one of a primary cell, a secondary cell, or a combination thereof. The UE may identify a feedback indication for the downlink transmission. The UE may transmit a first feedback message that includes the feedback indication via the primary cell. The UE may transmit a second feedback message that also includes the feedback indication via the secondary cell.

Abstract: To facilitate more efficient sidelink communications, methods, apparatuses, and computer program products are provided. An example method of a user equipment (UE) may include determining a configuration of a set of congestion control measurement resources comprising one or more receiving resources and one or more transmitting resources for transmission of an activity indication signal for sidelink communication. The example method further includes measuring received signal strength indicator (RSSI) on at least one of the one or more receiving resources.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive configuration information for a plurality of carriers, wherein a number of carriers, of the plurality of carriers, exceeds a threshold associated with a monitoring capability of the UE, wherein the monitoring capability is for span-based monitoring of the plurality of carriers, wherein a distribution of at least one of a plurality of non-overlapped control channel elements (CCEs) or a plurality of blind decodes satisfies a per-span capability of the UE, wherein the distribution is among a plurality of sets of carriers, and wherein each set of carriers of the plurality of sets of carriers is associated with a respective subcarrier spacing and a respective span configuration. The UE may receive communications on the plurality of carriers in accordance with the distribution. Numerous other aspects are described.

Abstract: Wireless communications are described. A user equipment (UE) may receive a configuration message identifying a set of resources available for a plurality of UEs for transmission of feedback indications of multi-cast (or broadcast) transmission to the plurality of UEs, the set of resources comprising a plurality of subsets of resources, each subset of resources being associated with a corresponding channel metric for each UE of the plurality of UEs receiving the multi-cast transmission. The UE may determine that a feedback indication is to be provided in response to the multi-cast transmission. The UE may select, based at least in part on a channel metric of the UE, a first subset of the plurality of subsets of resources to use for transmitting a feedback message including the feedback indication. The UE may transmit the feedback message for the multi-cast transmission using resources within the selected first subset of resources.

Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may identify a resource configuration for communications with a base station on a multiple sets of resources across multiple component carriers, the resource configuration including at least a first set of resources on a first component carrier and a second set of resources on a second component carrier. The UE may receive, from the base station, a downlink control information (DCI) message on the first component carrier, the DCI message including a DCI format that controls the multiple of sets of resources across the plurality of component carriers. The UE may determine that the first set of resources and the second set of resources are one of activated or released based on a first indication in the DCI message.

Abstract: Wireless communications systems and methods related to network power saving are provided. In one embodiment, a base station (BS) of a wireless communication network determines to enter a sleep mode. The BS transmits, to one or more user equipment (UEs) of the wireless communication network, a communication signal indicating that the BS will enter the sleep mode. The BS operates in the sleep mode for a sleep mode period. In one embodiment, a UE receives, from a BS, a communication signal indicating that the BS will enter a sleep mode for a sleep mode period. The UE refrains, during one or more sleep windows of the sleep mode period, from performing uplink communications.

Abstract: According to some examples, a base station may allocate uplink and/or downlink resources (e.g., in the time domain, frequency domain, spatial domain) to user equipment (UEs), or groups of UEs, that are subsequently reallocated. For example, a base station may determine a reallocation of uplink resources and/or downlink resources, and may issue a cancellation indication or preemption indicator that may correspond to at least a portion of the previously allocated resources. UEs may be configured to monitor cancellation or preemption indicators based on received cancellation or preemption indicators, UEs may determine whether or not to proceed with an uplink transmission or downlink reception using their previously allocated resources. In some cases, rules for application of cancellation or preemption indicators may be identified by a UE and/or base station based on traffic prioritization and cancelation indication prioritization, based on types of scheduled reference signals to be transmitted by the UE, etc.

Abstract: Methods, systems, and devices for wireless communications are described. The method may include receiving, from a base station and while the UE is operating in a first mode, a broadcast transmission that includes a reference signal configuration for communications between the base station and the UE, the reference signal configuration indicating one or more reference signal parameters and the first mode being either an idle mode or an inactive mode, receiving, while operating in the first mode, one or more reference signals from the base station in accordance with the reference signal configuration, and determining one or more channel measurements based on the one or more reference signals received from the base station.

Abstract: Methods, systems, and devices for wireless communications are described that provide for indication of channel state information (CSI) for multiple CSI codebooks associated with multiple different sets of antenna ports, where CSI parameters for one or more of the codebooks are reported as differential values relative to reported values of another of the codebooks. A user equipment (UE) may receive a CSI report configuration that includes a set of CSI resources and multiple codebooks for multiple different sets of antenna ports. The UE may identify a first set of CSI parameters associated with a first codebook, and may identify a second set of CSI parameters associated with a second codebook. The UE may transmit a CSI report that includes the first set of CSI parameters and a set of differential CSI parameters that indicate a difference between the first and second sets of CSI parameters.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive, from a network node, a configuration of an automatic gain control (AGC) symbol for a synchronization signal block (SSB)-less carrier, wherein the SSB-less carrier and at least one carrier that transmits an SSB are included in a plurality of carriers for inter-band carrier aggregation. The UE may receive, from the network node, an indication of activation of the SSB-less carrier. The UE may measure signal strength on the SSB-less carrier in the AGC symbol for the SSB-less carrier in accordance with the configuration of the AGC for the SSB-less carrier. Numerous other aspects are described.

Abstract: Certain aspects of the present disclosure provide techniques for wireless communication by an aggressor user equipment (UE), generally including receiving configuration information configuring the aggressor UE with at least one resource for transmitting precoded reference signals (RS) for cross link interference (CLI) measurement by a victim UE and transmitting the precoded RS on the resource.

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, a synchronization signal block (SSB) associated with an SSB configuration for an operating band having a maximum bandwidth that is narrower than a minimum SSB bandwidth for an access link. The UE may decode the SSB based at least in part on the SSB configuration. Numerous other aspects are described.

Abstract: Methods, systems, and devices for wireless communication are described. A wireless device may transmit feedback, such as hybrid automatic repeat request (HARQ) feedback for groups of code blocks rather than for an entire transport block or individual code blocks. The wireless device may transmit an acknowledgement (ACK) or negative-acknowledgement (NACK) to provide feedback for each code block group of a set of code block groups. An ACK may indicate that code blocks in a code block group were successfully decoded, and a NACK may indicate that at least one code block in a code block group was not successfully decoded. Wireless devices may support several techniques for grouping code blocks for feedback reporting to allow for efficient retransmissions and limited overhead. Different grouping schemes may be employed depending on system constraints, device capability, link conditions, or the like.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may detect a collision between an access link communication and a sidelink communication. The UE may resolve the conflict based at least in part on a priority associated with the access link communication and a priority associated with the sidelink communication. Numerous other aspects are provided.

Abstract: A method for wireless communication by a first wireless device is provided. The method includes receiving one or more instances of channel state information reference signals (CSI-RS), generating CSI based on one or more of the CSI-RS instances, determining timing for transmitting the CSI based, at least in part, on at least one condition involving the CSI-RS instances, and transmitting the CSI in accordance with the determined timing.