Abstract: Wireless communications systems and methods related to communicating control information are provided. A method of wireless communication performed by a user equipment (UE) may include harvesting energy from an ambient environment associated with the UE and transmitting, to a base station (BS), a communication associated with a communication opportunity, wherein the communication opportunity is based on parameters associated with the harvesting of the energy from the ambient environment.

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, an indication of a set of reference signals for measurement during a small data transfer (SDT) session associated with the UE. Accordingly, the UE may transmit, to the base station and during the SDT session, a channel state information report based at least in part on measuring the set of reference signals during the SDT session. Numerous other aspects are described.

Abstract: A method of wireless communication by a base station includes configuring a tracking reference signal (TRS) with respect to a physical downlink shared channel (PDSCH) for an idle/inactive mode user equipment (UE). The method also transmits the tracking reference signal and the PDSCH during a paging cycle, in accordance with the configuration. A method of wireless communication by a UE includes expecting a TRS to be received when a PDSCH is received.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a base station (BS) may group and selectively multiplex a plurality of random access channel responses (RARs) and radio resource control (RRC) messages in a message B (msgB) communication, together with supplementary scheduling information for other RARs to be mapped to a different msgB communication. The BS may transmit the msgB communication to one or more user equipments. Numerous other aspects are provided.

Abstract: Methods, systems, and devices for wireless communications are described. Energy harvesting (EH)-capable devices may receive power from transmissions by other devices. The network may schedule a user equipment (UE) to provide an energy transfer transmission to an EH-capable device. The UE may be unable to perform the scheduled energy transfer transmission. A UE scheduled to perform an energy transfer transmission to an EH-capable device may transmit an indication to the network, the EH-capable device, or another UE that the UE will skip the scheduled energy transfer transmission. In response, the EH-capable device may not monitor for the scheduled energy transfer transmission, the network may schedule a different resource for an energy transfer transmission by the UE, the network may schedule a different UE to perform an energy transfer transmission to the EH-capable device, and/or another UE which received the indication may perform an energy transfer transmission to the EH-capable device.

Abstract: Method and apparatus for delay states having variable configurations. The apparatus transmits, to a network entity, a delay status report indicating an uplink delay detected by the UE, wherein the uplink delay is greater than a first threshold. The apparatus switches, subsequent to transmitting the delay status report, from a first state configuration to a second state configuration that is different than the first state configuration for transmission of uplink data before a delay budget is exceeded. The second state configuration is a delay critical state and comprises a set of configurations for the transmission of the uplink data. The apparatus communicates, with the network entity, based on the second state configuration.

Abstract: Methods, systems, and devices for wireless communications are described. A network entity may configure a mapping between a set of power states and a set of codepoints. The network entity may indicate the mapping to a user equipment (UE) via control signaling, such as a first control message. Each power state may correspond to a respective directional communication profile associated with the network entity, the UE, or both. The network entity may transmit a second control message to the UE to indicate a codepoint from the set of codepoints. The UE device may transition to a power state that corresponds to the codepoint (e.g., based on the mapping) in accordance with the second control message. In some examples, the network entity may indicate the codepoint in a field of the second control message associated with a search space set group (SSSG) switching indication.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. A user equipment (UE) may transmit a random access message including a preamble and a payload. A base station may detect the preamble of the random access message. The base station, and may fail or succeed to decode the payload of the random access message. The base station may transmit, based at least in part on detecting the preamble and the different decoding outcome for the payload, a random access response. The random access response may include an uplink group grant and an indication for a type of the uplink group grant for a plurality of UEs whose preamble transmission share the same time and frequency occasion. UEs may monitor the type and the contents of the uplink group grant and transmit data subsequently on a set of shared time frequency resources. Numerous other aspects are provided.

Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may identify a dual connectivity configuration for a plurality of communication links, where at least one communication link of the plurality of communication links includes a sidelink. The UE may transmit a report based on an event associated with the sidelink. In some cases, the UE may determine the event associated with the sidelink based on identifying an activation of the at least one additional sidelink carrier, establishing a relay communication link between the UE and a relay network node, measuring a set of path loss values, determining a minimum path loss value of the measured set of path loss values, determining a backoff value for one or more sidelink carriers, or any combination thereof.

Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may determine a configuration of a retransmission of a first message of a random access procedure based on a set of transmission configuration options transmitted by a base station. For example, the UE may transmit the first message but may reconfigure the first message for the retransmission based on the transmission configuration options. Additionally, the UE may configure a set of transmission configuration states based on the transmission configuration options for transmitting/retransmitting the first message. In some cases, the UE may determine to switch transmission configuration states based on a trigger signaled by the base station and/or a determination by the UE. Additionally, the UE may transmit an indication of a log of state transitions performed prior to a retransmission of the first message to facilitate combining of the retransmissions at the base station.

Abstract: Methods, systems, and devices for remote user equipment (UE) discovery and link establishment for reduced capability UE are described. In some examples, a relay UE may transmit one or more discovery messages associated with establishing a sidelink relay communication link between the relay UE and a remote UE having a reduced communication bandwidth capability relative to the relay UE. In such examples, the relay UE may perform a communication bandwidth configuration procedure with the remote UE based on the remote UE having the reduced communication bandwidth capability relative to the relay UE. In some examples, the relay UE and the remote UE may establish, in accordance with the communication bandwidth configuration procedure, the sidelink relay communication link between the relay UE and the remote UE using a reduced communication bandwidth that is less than a full communication bandwidth allocated for the relay UE.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive a configuration of a first timing advance timer associated with a first type of communication having a first size. The UE may select a timing advance timer from the first timing advance timer and a second timing advance timer that is associated with a second type of communication having a size that is greater than the first size. The UE may transmit a communication of the first type of communication based at least in part on the selected timing advance timer. Numerous other aspects are described.

Abstract: Aspects described herein relate to transmitting, by a device and to a base station, assistance information to facilitate configuring one or more parameters for communicating with the base station, detecting, by the device, that an assistance response signal including the one or more parameters based on the assistance information is not received from the base station within a threshold period of time, degrading, by the device and based on the detecting that the assistance response signal is not received within the threshold period of time, feedback to be communicated to the base station.

Abstract: The method of wireless communication may include a UE, a base station, and a core network including an AMF. The UE may initiate an update of the paging subgroup ID assigned to the UE by transmitting paging assistance information to the AMF. The paging assistance information may include an expected paging probability of the UE. The base station may initiate an update of the paging subgroup ID assigned to the UE based on the change of RRC connection between the UE and the base station. The core network including the AMF may transmit an updated paging subgroup ID to the UE. The core network including the AMF may configure a set of candidate subgroups associated with the UE, and the base station may update the paging subgroup ID of the UE based on releasing the RRC connection to the RRC inactive state.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive a system information block type 1 (SIB1). The UE may transmit a physical random access channel (PRACH) transmission based at least in part on one or more of a set of PRACH repetition numbers or selection criteria associated with the set of PRACH repetition numbers, wherein one or more of the set of PRACH repetition numbers or the selection criteria are based at least in part on whether a configuration associated with one or more of the set of PRACH repetition numbers or the selection criteria is present or absent in the SIB1. Numerous other aspects are described.

Abstract: Methods, systems, and devices for wireless communications are described. A first user equipment (UE) may receive, from a second UE, a capability message indicating that the second UE is capable of processing one or more types of modulated waveforms. The first UE may encode a set of orthogonal frequency division multiplexing (OFDM) symbols with a first set of data for an uplink transmission to a network entity via a communication link between the first UE and the network entity, and may modulate the set of encoded OFDM symbols with a second set of data for the second UE according to a type of the one or more types of modulated waveforms capable of being processed by the second UE. The first UE may transmit and the second UE may monitor for the modulated set of encoded OFDM symbols via the communication link.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive downlink assistance information relating to beam-specific paging. The UE may transmit uplink assistance information relating to the beam-specific paging. The UE may monitor for a paging message on one or more beams in accordance with at least one of the downlink assistance information or the uplink assistance information. 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 transmit a set of repetitions of a preamble message, wherein the preamble message is a portion of a first random access channel (RACH) message of a RACH procedure. The UE may receive a random access channel response (RAR) message in an RAR window of the RACH procedure, wherein the RAR window is included in a set of RAR windows for monitoring for the RAR message, and wherein at least one RAR window, of the set of RAR windows, starts after transmission of a first repetition, of the set of repetitions, and before transmission of a last repetition of the set of repetitions. 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 transmit a delay status report indicating a remaining time, the remaining time comprising a residual time of a packet data convergence protocol (PDCP) discard timer associated with at least one of a protocol data unit (PDU) or a PDU set that includes the PDU. In some aspects, the remaining time may include a difference between a delay budget and an amount of time that at least one of a PDU or a PDU set that includes the PDU has been maintained in a data buffer of the UE, the delay budget comprising a value associated with at least one of a PDB or a PSDB. The UE may perform a wireless communication operation in association with the delay status report. Numerous other aspects are described.

Abstract: Method and apparatus for BSR enhancements. The apparatus receives, from a network entity, a buffer status table configuration indicating one or more BSR tables, where the one or more BSR tables are predefined at the UE or configurable by the UE based on the buffer status table configuration. The apparatus communicates with the network entity based on a first BSR table from the one or more BSR tables. The apparatus may generate the one or more BSR tables based on parameters received in the buffer status table configuration. The apparatus may receive additional control signaling that indicates at least one BSR table from a set of BSR tables configured for the UE. The apparatus may transmit an indication reporting a selected BSR table of the multiple BSR tables, where the selected BSR table comprises the first BSR table.