Abstract: Disclosed are techniques for wireless communication. In an aspect, UE communicates data associated with a communication session over a first RAT (e.g., LTE, NR, WLAN, etc.) in accordance with a first set of performance parameters (e.g., codec, QoS, bitrate, bandwidth, etc.). UE performs, during the communication session, an inter-RAT handover from the first RAT to a second RAT (e.g., LTE, NR, WLAN, etc.). UE transmits a re-INVITE over the second RAT in response to the inter-RAT handover. UE receives an indication of a second set of performance parameters (e.g., codec, QoS, bitrate, bandwidth, etc.) in response to the re-INVITE. UE communicates data associated with the communication session over the second RAT in accordance with the second set of performance parameters.

Abstract: Wireless communications systems and methods related to uplink control channel transmissions with user multiplexing and reference signal transmissions are provided. A first wireless communication device obtains an uplink control channel multiplex configuration. The first wireless communication device communicates, with a second wireless communication device, a grant indicating a plurality of resource blocks spaced apart from each other by at least one other resource block in a shared radio frequency band, the plurality of resource blocks scheduled for multiple wireless communication devices based on the uplink control channel multiplex configuration. The first wireless communication device communicates, with the second wireless communication device, a first uplink control channel signal in one or more of the plurality of resource blocks based on the uplink control channel multiplex configuration.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may configure one or more transmission parameters based at least in part on an average channel condition estimate for a broadcast channel, wherein the broadcast channel is for broadcast communications or groupcast communications for multiple mobile UEs. The UE may transmit a broadcast communication or a groupcast communication using the one or more transmission parameters. Numerous other aspects are described.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a wireless communication device may generate a signal for a packet using a full available frequency domain resource allocation for a channel based at least in part on a location of the wireless communication device being associated with a protected zone for interference mitigation. The wireless communication device may transmit the signal for the packet using the full available frequency domain resource allocation for the channel. Numerous other aspects are described.

Abstract: Wireless communications systems and methods related to performing contention credit-based listen-before-talk (LBT) for communications over a shared radio frequency band (e.g., in a shared spectrum or in an unlicensed spectrum) are provided. A wireless communication device performs a first clear channel assessment (CCA) including a first countdown. The wireless communication device transmits, after a gap period from the first countdown, a first communication signal. The wireless communication device performs a second CCA including a second countdown. The wireless communication device transmits, beginning before an end of the second countdown, a second communication signal based on at least a first contention credit associated with the gap period.

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 includes a plurality of frequency domain slot format indications (SFIs), and communicate with the base station based at least in part on a frequency domain SFI of the plurality of frequency domain SFIs. Numerous other aspects are provided.

Abstract: An example method of decoding video data that includes receiving one or more syntax elements of the video data indicative of whether a first type of coding scheme or a second type of coding scheme is applied to residual values of a block of video data coded with transform skip, wherein the residual values are indicative of a difference between the block and a prediction block, and wherein, in transform skip, the residual values are not transformed from a sample domain to a frequency domain. The method includes determining a type of coding scheme to apply to the residual values based on the one or more syntax elements, determining the residual values based on the determined type of coding scheme, and reconstructing the block based on the determined residual values and the prediction block.

Abstract: A method of wireless communication performed by a first transmission device incudes receiving a first set of observations from a first receiving device based on transmissions from the first transmission device to the first receiving device at a previous time slot of a fixed contention-based spectrum sharing system. The first transmission device shares a spectrum with a second transmission device. The method also includes measuring an energy level from an ongoing data transmission of the second transmission device at a current time slot. The method further includes generating, at an artificial neural network of the first transmission device, at least one of a transmission determination, a set of transmission parameters, or a combination thereof, based on a second set of observations, the energy level, and a counter.

Abstract: This disclosure provides systems, methods, and apparatuses, including computer programs encoded on computer storage media, for wireless communication. In one aspect of the disclosure, a method of wireless communication includes determining, at a user equipment (UE), that a current data transmission to a network entity is complete. The method further includes transmitting, to the network entity and based on the determination, an indication to terminate a discontinuous reception (DRX) active time assigned to the UE. Other aspects and features are also claimed and described.

Abstract: Certain aspects of the present disclosure provide techniques for reporting and responding to beam failure events based on a receiving cell restriction rule. An example method includes detecting an occurrence of a threshold number of beam failures for a connection between a UE and a set of cells; identifying a candidate beam for restoring the connection between the UE and the set of cells in response to detecting the occurrence of the threshold number of beam failures; transmitting, to one or more cells in the set of cells, a beam failure recovery (BFR) request including an identification of the candidate beam; receiving, from a cell in the set of cells, a BFR response in response to transmitting the BFR request, wherein the BFR response is received according to a restriction rule; and resuming communications with the set of cells based on the BFR response.

Abstract: Aspects of the disclosure relate to systems and methods for configuring a voice domain preference and/or a radio access technology (RAT) preference for a user equipment (UE) in a radio access network (RAN) according to the capability and compatibility of the UE. The UE may send at least one of a requested voice domain preference or a requested RAT preference to a 5G core network (5GC). The UE may also receive, from the 5GC, at least one of a voice domain preference or a RAT preference based on, for example, the capability and compatibility of the UE. The 5GC may additionally generate a RAT/frequency selection priority (RFSP) index for the UE, giving priority to the voice domain preference and/or the RAT preference of the UE. The 5GC may communicate the RFSP index to the RAN. Other aspects, embodiments, and features are also claimed and described.

Abstract: Methods, systems, and devices for wireless communications are described. In some systems, a user equipment (UE) may perform a random access (RACH) procedure based on a selected synchronization signal block (SSB). During this RACH procedure, a base station may transmit physical downlink control channel (PDCCH) messages for UE RACH message handling. To receive PDCCH signaling for RACH Messages 2, 3, or 4 (Msg 2/3/4), the UE may identify a set of time resources used by the base station for transmitting SSBs that are not quasi-co-located (QCL) with the selected SSB. The UE may identify a Msg 2/3/4 search space that does not overlap with this identified set of resources, and may monitor this identified search space. The search space may correspond to a modified remaining minimum system information (RMSI) search space indicated by the base station, or a valid RMSI search space not indicated by the base station.

Abstract: A first user equipment includes: an interface configured to send and receive signals wirelessly; and a processor configured to: establish a sidelink connection with a second user equipment; exchange, using the sidelink connection, sidelink information with the second user equipment to at least one of: transmit, via the interface to the second user equipment, first SL PRS-related data (sidelink positioning reference signal related data) including at least one of first SL PRS assistance data or first SL PRS configuration data; or receive, via the interface from the second user equipment, second SL PRS-related data including at least one of second SL PRS assistance data or second SL PRS configuration data; and exchange, via the interface with the second user equipment using the sidelink connection, one or more sidelink positioning reference signals in accordance with at least one of the first SL PRS-related data or the second SL PRS-related data.

Abstract: A method of wireless communication by a first network device includes predicting spatial inter-cell downlink interference experienced by a UE. The method also includes communicating with a second network device to reduce the spatial inter-cell downlink interference in a direction of the UE by protecting resources across selected resource sets.

Abstract: Methods, systems, and devices for wireless communications are described. A method for wireless communication at a user equipment (UE) may include: receiving a multicast bandwidth part configuration for multicast communications between a base station and the UE, where the multicast bandwidth part configuration includes a maximum number of multiple-input, multiple-output layers to be used for the multicast communications; establishing a multicast link with the base station for multicast communications; determining to use a reduced number of antennas for multicast reception than the number of antennas used for unicast reception, or determining that the UE is able to decode the multicast communications prior to a remaining portion of the multicast communications; and receiving the multicast communications via the reduced number of antennas, or reducing the radio frequency power prior to completion of a number of repetitions or retransmissions of the multicast communications.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive information associated with indicating a power mode, of a plurality of power modes, wherein the plurality of power modes is associated with a corresponding plurality of values for a power control parameter. The UE may transmit, using the power mode and a transmit power associated with the power mode and determined based at least in part on a power control parameter value, of the plurality of values for the power control parameter. Numerous other aspects are described.

Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may be scheduled to send uplink data to a base station using a particular transmission length provided by the base station. The UE may send multiple repetitions of the uplink data to the base station using transmissions that have varying lengths. The UE may determine a transmit power based on the length provided by the base station and use that transmit power for transmitting the repetitions, regardless of the actual lengths of the repetitions.

Abstract: This disclosure provides systems, methods and apparatus, including computer programs encoded on computer storage media, for physical uplink control channel (PUCCH) resource configuration. In one aspect, a base station may schedule a user equipment (UE) for PUCCH transmission based on a time division orthogonal cover code (TD-OCC) or a set of TD-OCCs, a cyclic shift step size or a set of cyclic shift step sizes, a first symbol or a set of first symbols, or a cyclic shift set. The base station may distinguish communications from that UE based on the TD-OCC or set of TD-OCCs, the cyclic shift step size or set of cyclic shift step sizes, the first symbol or set of first symbols, or the cyclic shift set.

Abstract: An apparatus may be configured to communicate at least one pilot signal with another apparatus according to a first configuration, at least one of a lower frequency density or a higher time density being indicated by the first configuration than a second configuration for a type of pilot signal that includes the at least one pilot signal. The apparatus may be further configured to communicate with the other apparatus based on the at least one pilot signal. Another apparatus may be configured to receive, from a base station, spatial relationship information or transmission configuration indicator (TCI) state information corresponding to a directional beam at the UE for communication on a channel. The apparatus may be further configured to apply the directional beam for communication with the base station on another channel in a sub-6 gigahertz (GHz) frequency band.

Abstract: Disclosed are techniques for wireless communication. In an aspect, a user equipment (UE) measures one or more positioning reference signal (PRS) resources of at least one PRS instance, and processes the one or more PRS resources of the at least one PRS instance during a PRS processing gap, wherein the PRS processing gap comprises a period of time during which the UE prioritizes PRS processing over reception, processing, or both of other downlink signals and channels.