Abstract: Methods, systems, and devices for wireless communications are described. In some systems, a device may select antenna elements from a planar array to transmit or receive an orbital angular momentum (OAM) beam. The device may determine a first area (e.g., a first ring area) based on an angular direction over which the device can communicate an OAM beam with a second device and may determine a second area (e.g., a second ring area) on the planar array based on projecting the first area on the planar array. The device may select a set of antenna elements from the planar array that are located within the second area. The device may determine a complex-valued weight for each antenna element of the selected set of antenna elements and may transmit or receive an OAM beam to or from the second device via the set of antenna elements according to the angular direction.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a sensing signal receiver may receive, from a sensing signal transmitter, sensing signals for passive object sensing in a plurality of beams; and transmit, to the sensing signal transmitter, feedback information that indicates an association of a set of beams, of the plurality of beams, for sensing signal transmission. Numerous other aspects are provided.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment may receive one or more reference signals associated with a sensing signal, and transmit a sensing interference report that indicates one or more parameters for reducing interference for the sensing signal. Numerous other aspects are provided.

Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) and a base station may perform one or more operations for receive antenna switching. For example, a UE may receive a set of reference signals from a base station using one or more ports of the UE. Based on receiving the set of reference signals, the UE may generate channel state information (CSI) associated with a set of antenna ports. In some cases, the UE may generate CSI based on receiving a configuration indicating the set of antenna ports. The UE may transmit, to the base station, a CSI report including the CSI information associated with the set of antenna ports and an indication of the associated antenna ports. The base station may receive the CSI report and may communicate with the UE using a set of precoders associated with the set of indicated antennas ports.

Abstract: A method of wireless communication may include determining a gap configuration for a mobile device, wherein the gap configuration defines a desired gap between a scheduled downlink transmission for reception by a mobile device and an uplink transmission from the mobile device; determining whether a gap between a scheduled downlink transmission for reception by a mobile device and an uplink transmission from the mobile device is less than a defined number of symbols for the desired gap; and/or puncturing at least one of the downlink transmission and the uplink transmission when the gap is determined to be less than the defined number of symbols. The puncturing may be performed on the downlink transmission and/or the uplink transmission when the scheduled gap is less than a desired gap, and optionally the puncturing is performing without puncturing a CSI-RS, a DMRS, or a PTRS. Other aspects and features are also claimed and described.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may determine that capability information associated with the UE is to be transmitted. The capability information may indicate one or more sensing signal receiving schemes supported by the UE. The UE may transmit the capability information based at least in part on determining that the capability information is to be transmitted. Numerous other aspects are provided.

Abstract: In an aspect, a wireless node (e.g., UE or BS) measures, at a first hop of a frequency hopping scheme, a reference signal (RS) on a first sub-band of an effective RS bandwidth, and measures, at a second hop of the frequency hopping scheme, the RS on a second sub-band of the effective RS bandwidth, the first and second sub-bands of the effective RS bandwidth overlapping in part. In another aspect, a UE transmits, at a first hop of a frequency hopping scheme, a reference signal (RS) on a first sub-band of an effective RS bandwidth, and transmits, at a second hop of the frequency hopping scheme, the RS on a second sub-band of the effective RS bandwidth, the first and second sub-bands of the effective RS bandwidth overlapping in part.

Abstract: Methods, systems, and devices for wireless communications are described in which a user equipment (UE) may determine wide beam parameters for beamformed communications with a base station based on an identified narrow beam. A UE may receive a reference signal from a base station and identify a narrow beam based on measurements of the received reference signal. Based on the identified narrow beam, the UE may determine a set of wide beam parameters for a wide beam that is to be used for communications between the UE and the base station. The wide beam may have a beam direction that corresponds to a direction of the identified narrow beam, and may have a beam width that is determined as a multiple of a beam width of the identified narrow beam (e.g., x times the beam width of the narrow beam).

Abstract: A user equipment configured for wireless signal exchange includes: a transceiver configured to transmit outbound signals wirelessly and receive inbound signals wirelessly; a memory; and a processor, communicatively coupled to the transceiver and the memory, and configured to at least one of: measure an uplink positioning reference signal received from the transceiver, the uplink positioning reference signal having an uplink channel configuration; or measure a first sidelink positioning reference signal received from the transceiver, the first sidelink positioning reference signal having a first sidelink channel configuration; or send a second sidelink positioning reference signal via the transceiver, the second sidelink positioning reference signal having a second sidelink channel configuration.

Abstract: Aspects described herein relate to determining to transmit, at a first time instance, a burst of multiple sensing signals in an unlicensed frequency band, transmitting, at a second time instance, a reservation signal in the unlicensed frequency band to reserve resources in the unlicensed frequency band for at least one of the multiple sensing signals, and transmitting, based on transmitting the reservation signal, the at least one of the multiple sensing signals.

Abstract: Methods, systems, and devices for wireless communications are described. A base station may transmit one or more synchronization signal blocks (SSBs), each SSB including a system information block (SIB), to one or more user equipments (UEs). A UE of the one or more UEs may select an SSB with a corresponding SSB index for receiving a SIB and subsequently a multicast transmission from the base station. The multicast transmission may include transmitting a multicast control channel, a multicast traffic channel, or both. The SIB may include one or more parameters for receiving the multicast transmission. The UE may identify one or more monitoring occasions for monitoring a physical downlink control channel for scheduling the multicast transmission based on the SSB index. The UE may receive the multicast transmission in accordance with the one or more parameters from the physical downlink control channel during the one or more monitoring occasions.

Abstract: Embodiments include systems and methods for managing multicast communications between a wireless device and a base station. Various embodiments may include determining whether a multicast search space (MSS) and a multicast wake-up search space (M-WSS) are scheduled by the base station to occur in a same slot, selecting either the scheduled MSS or the scheduled M-WSS for searching in the slot based on a wake-up signal (WUS) search space collision strategy in response to determining that the MSS and the M-WSS are scheduled by the base station to occur in a same slot, and monitoring a Physical Downlink Control Channel (PDCCH) for the selected one of either the scheduled MSSs or the scheduled M-WSS in the slot.

Abstract: Embodiments include methods for managing operation of a first radar system executed by a processor of a first user equipment (UE) of a first vehicle having the first radar system. In various embodiments, a processor of a first UE of the first vehicle may receive at the first UE from a base station, a wireless communication control message including radar transmission configuration information or radar reception interference information regarding the radar signals from a second radar system of a second vehicle having a second UE. Some embodiments may use the radar transmission configuration information or radar reception interference information received from the base station to manage operation of the first radar system.

Abstract: Methods, systems, and devices for wireless communications are described. An integrated access and backhaul (IAB) node may receive, from a parent IAB node, a channel state information (CSI) report configuration for generation of a CSI report associated with monitoring, by the IAB node, at least one CSI-reference signal (CSI-RS) resource set, the configuration also indicating usage information for the at least one CSI-RS resource set. The IAB node may transmit a CSI resource configuration to a downstream node, the CSI resource configuration indicating, based at least in part on the usage information, a number of spatial layers of cross-link interference associated with the parent IAB node. The IAB node may receive, from the downstream node, the CSI report indicating CSI, the CSI associated with the cross-link interference based at least in part on the number of spatial layers.

Abstract: Aspects of the disclosure relate to a wireless user equipment (UE) configured to receive a downlink in a network configured for full duplex communication. The UE receives from the network an indication of a maximum rank of an uplink from an interfering, aggressor UE. The UE measures interference of a signal from the aggressor UE, and based on the measurement, determines one or more rank values for the aggressor UE, less than or equal to the maximum rank. The UE may further determine one or more channel parameters for downlink transmissions the UE receives, corresponding to the determined rank values. The UE then transmits a channel state information (CSI) report that includes an indication of at least one of the one or more rank values for the aggressor UE. The CSI report may further include the determined channel parameters. Other aspects, embodiments, and features are also claimed and described.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment may receive, from a base station, downlink control information that indicates a wakeup signal for a broadcast or multicast (broadcast/multicast) session in a session-specific field of the downlink control information. The user equipment may selectively perform, for the broadcast/multicast session, a wakeup operation for a discontinuous reception cycle based at least in part on the wakeup signal. Numerous other aspects are provided.

Abstract: Techniques are provided for positioning bandwidth limited user equipment (UE). In an example method for providing a positioning reference signal (PRS) to a bandwidth limited user equipment includes generating a PRS comprising a plurality of symbols occupying a frequency range in a first slot of a radio frame, the PRS including a first set of the plurality of symbols occupying a first portion of the frequency range, a second set of the plurality of symbols occupying a second portion of the frequency range, and transmitting the PRS to the bandwidth limited user equipment.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive a first sensing signal transmitted by a base station. The UE may determine a preferred sensing direction for a second sensing signal based at least in part on the first sensing signal. The UE may transmit a directional sensing signal request to the base station. The directional sensing signal request may include information indicating the preferred sensing direction for the second sensing signal. Numerous other aspects are provided.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In son aspects, a wireless communication device may determine a configuration for a sensing reference signal to be transmitted by the wireless communication device, wherein the configuration is associated with a wideband structure; transmit the sensing reference signal in accordance with the configuration; and perform a wireless sensing operation based at least in part on receiving sensor information and based at least in part on the configuration. Numerous other aspects are provided.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment may receive, by the user equipment, a request for capability information associated with a wireless sensing operation, the capability information identifying at least one of: whether the user equipment is capable of the wireless sensing operation, a sensing mode associated with time division duplexing multiplexing for the wireless sensing operation, a waveform for a signal associated with the wireless sensing operation, a sensing granularity associated with the wireless sensing operation, a range associated with the wireless sensing operation, a sensing bandwidth associated with the wireless sensing operation, a power control parameter associated with the wireless sensing operation, or a hardware constraint associated with the wireless sensing operation; and transmit, based at least in part on the request, the capability information. Numerous other aspects are provided.