Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may convey uplink control information (UCI) to a base station using a multi-slot or single slot uplink channels. In some cases, however, transmissions scheduled on a first set of resources allocated for multi-slot transmission of a first uplink channel may overlap with one or more slots of a second set of resources allocated for multi-slot transmission of a second uplink control channel. Accordingly, the UE may employ a number of different techniques to transmit the UCI. In a first case, the UE may map the UCI to at least one of the overlapping slots of the first uplink channel. In a second case, the UE may drop the second uplink channel which carries the UCI. In a third case, and the UE may map the UCI to an overlapping slot of the second uplink channel.

Abstract: Aspects of the disclosure relate to wireless communication devices configured to encode information blocks to produce code blocks and interleave the code blocks utilizing an interleaver including a plurality of rows and a plurality of columns, where the number of columns of the interleaver varies between the rows. In some examples, the interleaver includes a right isosceles triangle-shaped matrix of rows and columns. In other examples, the interleaver includes a trapezoid-shaped matrix of rows and columns.

Abstract: Certain aspects of the present disclosure provide techniques for wireless communications. One example method includes receiving, from a backscatter device, a spatial multiplexing capability report; transmitting, to the backscatter device, a reference signal reflection configuration; and transmitting, to the backscatter device, a transmission grant for a backscatter link.

Abstract: Certain aspects of the present disclosure provide techniques for opportunistic transmission of periodic reference signals. An example method, performed at a user equipment (UE), includes receiving first signaling configuring the UE with a first set of reference signal (RS) resources for periodic transmission of RS and at least a second set of periodic RS resources for opportunistic transmission of RS, receiving second signaling indicating when RS will be transmitted in a transmission occasion of the second set of RS resources, calculating a time correlation metric based on measurement of RS transmitted in the transmission occasion of the second set of RS resources, in accordance with the second signaling, and a measurement of RS transmitted in a transmission occasion of the first set of RS resources, and transmitting a report indicating the time correlation metric.

Abstract: The present disclosure provides a managed, regulated use of airspace and flight operations/configurations for UAVs. Route management, operational mode, emergency overrides, and network control of UAV routing and operations are possible within the scope of the present disclosure. An apparatus for wireless communication in accordance with the disclosure may include a memory, and at least one processor coupled to the memory and configured to transmit uncrewed aerial vehicle (UAV) data supporting uplink communication and downlink communication with a network entity, and receive, from the network entity, a message including a UAV driving mode, the UAV driving mode indicating the apparatus to fly on a planned route, the apparatus being a UAV.

Abstract: A user equipment (UE) may receive a configuration of at least one of scheduling request (SR) resources or physical uplink control channel (PUCCH) resources, wherein the configuration indicates at least one of: a first SR resource having a first format and a first repetition-factor and a second SR resource having the first format and a second repetition-factor; or a first PUCCH resource having a second format and a third repetition-factor and a second PUCCH resource having the second format and a fourth repetition-factor; and may transmit at least one of: a first SR via the first SR resource according to the first repetition-factor; a second SR via the second SR resource according to the second repetition-factor; a first PUCCH via the first PUCCH resource according to the third repetition-factor; or a second PUCCH via the second PUCCH resource according to the fourth repetition-factor.

Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may transmit a UE capability message, the UE capability message indicating a supported transmit antenna switching (TxAS) capability for each port of the UE. The UE may receive a configuration message indicating an uplink multiple-input/multiple-output (UL MIMO) configuration for the UE, the UL MIMO configuration being based at least in part on the UE capability message. The UE may identify, based at least in part on the configuration message, a sounding reference signal (SRS) configuration to use for transmitting SRSs in conjunction with the UL MIMO communications, the SRS configuration comprising a configuration for transmission by the UE of SRSs using at least one of the two or more ports of the UE, the SRSs transmitted on one or more antennas of the UE selected according to a TxAS configuration for the respective port.

Abstract: Disclosed are techniques for user equipment (UE)-controlled reconfigurable intelligent surface (RIS) in sensing. In an aspect, a base station (BS) may receive, from a UE, an indication of a capability of the UE to control a RIS for sensing. The BS may allocate uplink (UL) resources for use by the UE to report target-to-UE measurements and target-to-RIS-to-UE measurements, and may send, to the UE, an indication of those UL resources. In an aspect, a UE may send, to a BS, an indication of a capability of the UE to control a RIS for sensing. The UE may receive, from the BS, an indication of UL resources for use by the UE to report target-to-UE measurements and target-to-RIS-to-UE measurements. The UE may perform RIS-assisted sensing. The UE may use the UL resources to report target-to-UE measurements and target-to-RIS-to-UE measurements to the BS.

Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may receive a control signal indicating a waveform type for a wake-up signal (WUS) and one or more parameters. The UE may monitor for the WUS based on the parameter(s) and decode the WUS, where a first bit value for obtaining one or more bits of the WUS is based on a base frequency and a second bit value is based on a frequency shift relative to the base frequency according to a pair of frequency shift values. The UE may also transmit a control signal indicating a transition time for activating a main radio of the UE, may receive a control signal indicating gap values for WUS reception occasions, and may monitor for a WUS based on a first gap value. The UE may activate the main radio based on the indicated transition time.

Abstract: An apparatus, such as an ambient Internet of things (A-IoT) device, configured to support registration and management in a mobile communication network (e.g., a cellular communication network) is provided. The apparatus receives a query command, transmits a first message including at least a mobile network assigned tag identifier or an unregistered tag indicator in response to the query command, and receives a second message including at least a temporary identifier for communication with a network node, a reader identifier, or a list of authorized readers.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a passive backscatter device may receive a configuration associated with transmitting a transport block using discontinuous backscattering. The passive backscatter device may transmit the transport block using discontinuous backscattering based at least in part on the configuration, the transport block being transmitted over a plurality of bursts. Numerous other aspects are described.

Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may receive, from a network entity, an indication of a first set of one or more values of configuration coefficients for a reconfigurable surface. The UE may receive, from the network entity, one or more reference signals via the reconfigurable surface while the reconfigurable surface is configured in accordance with the first set of one or more values of the configuration coefficients. The UE may determine, based on the first set of one or more values of the configuration coefficients and receiving the one or more reference signals, a second set of one or more values of the configuration coefficients for the reconfigurable surface. The UE may transmit, to the network entity, an indication of the second set of one or more values of the configuration coefficients for the reconfigurable surface.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may transmit an energy harvesting (EH) request to a first network node based on the UE having a battery charge below a threshold associated with an original travel path. The UE may receive an updated travel path, wherein the updated travel path includes an EH charging location. Numerous other aspects are described.

Abstract: Disclosed are techniques for wireless communication. In an aspect, a user equipment (UE) receives, from a network entity, a request capabilities message for a positioning session between the UE and the network entity, transmits, to the network entity, in response to reception of the request capabilities message, a provide capabilities message during the positioning session, and transmits, to the network entity, a request assistance data message during the positioning session, the request assistance data message, the provide capabilities message, or both including sensor measurement information, sensor motion information, or both.

Abstract: Methods, systems, and devices for duplication avoidance scheme in passive user equipment (UE) data delivery are described. A first backscatter reading device may monitor for backscatter data from multiple passive UEs, one or more additional backscatter reading devices, or both. The first backscatter reading device may receive backscatter data message from passive UEs via a second backscatter reading device, and relay the message to a network entity after removing duplicates. In some other examples, a first backscatter reading device may receive backscatter data messages from one or more passive UEs, and monitor for feedback signaling corresponding to the backscatter data messages from a network entity. The first backscatter reading device may forward the backscatter data messages based on the control signaling.

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, information configuring a hopping pattern for monitoring a low-power wakeup signal (LP-WUS) based at least in part on one or more characteristics associated with the UE. The UE may monitor, using a low-power wakeup receiver (LP-WUR), a wakeup signal (WUS) resource for the LP-WUS based at least in part on the hopping pattern. The UE may wake a main radio from a deep sleep state based at least in part on the LP-WUR detecting the LP-WUS. Numerous other aspects are described.

Abstract: In an aspect, a first wireless device may transmit, for a first duration, a first portion of an energy harvesting signal to an ambient IoT device, the first duration being less than a total duration for energy harvesting to complete at the ambient IoT device. The first wireless device may receive one of (a) an indication that a first radio access technology (RAT)-based signal is to be transmitted by the first wireless device or (b) a second RAT-based signal from a second wireless device, where each of the first RAT-based signal and the second RAT-based signal interrupts transmission of the energy harvesting signal.

Abstract: Methods, systems, and devices for wireless communications are described. A first wireless device may generate a multiplexed waveform by multiplexing a first transmission for a passive device (e.g., a radio frequency identifier (RFID) tag) together with a second transmission for a second wireless device. The first wireless device may modulate the first transmission according to a first modulation scheme and may modulate the second transmission according to a second modulation scheme. The first wireless device may provide the second wireless device with information about a set of modulation symbols of the first transmission. The information may include one or more reference signals, an indication of a sequence corresponding to the set of modulation symbols, an indication of a transmit power for one or more of the modulation symbols, or a combination thereof. The second wireless device may use the information to demodulate and decode the multiplexed waveform.

Abstract: Methods, systems, and devices for wireless communication are described. A first wireless device may transmit one or more signals to a second wireless device using an antenna panel including antenna elements that are arranged in a hexagonal configuration. The signals may be transmitted using one or more directional beams for multiple-input multiple-output communications with the second wireless device, the directional beams generated based on the antenna elements in the hexagonal configuration. The first wireless device may receive a signal from the second wireless device, and in some cases, the first wireless device may transmit one or more reference signals via the one or more directional beams, the reference signals associated with a set of two or more antenna elements of the antenna panel of the first wireless device. The second wireless device may perform measurements of the reference signals and transmit a measurement report to the first wireless device.

Abstract: A reduced-capability user equipment (UE) uses frequency hopping to improve downlink (DL) coverage. Specifically, the UE may receive a physical downlink shared channel (PDSCH) using frequency hopping among a plurality of narrow hands in a wide bandwidth part. A bandwidth of narrow band is not larger than a maximum wireless communication bandwidth of the UE.