Abstract: Apparatuses, methods, and systems are disclosed for providing a radio link failure indication. One method includes counting a number of consecutive discontinuous indications. The method includes comparing the number of consecutive discontinuous indications to a predetermined threshold. The method includes, in response to the number of consecutive discontinuous indications being greater than the predetermined threshold, providing a radio link failure indication.

Abstract: Apparatuses, methods, and systems are disclosed for performing actions based on a group switching flag. One method includes configuring a user equipment with a plurality of groups of search space sets, wherein: the plurality of groups of search space sets comprises a first group of search space sets and a second group of search space sets; and the user equipment changes between monitoring the first group of search space sets and monitoring the second group of search space sets. The method includes performing: a first set of actions in response to a presence of a group switching flag; a second set of actions in response to no presence of the group switching flag; or a combination thereof.

Abstract: Apparatuses, methods, and systems are disclosed for preempting an uplink resource allocation. One apparatus includes a processor and a transceiver that receives a first allocation of uplink resources in a mobile communication network and receives a second allocation of uplink resources. Here, the second allocation at least partially overlaps in time with the first allocation and the second allocation is received at a later time than the first allocation. The processor determines whether the second allocation is associated with higher priority traffic than the first allocation and preempts the first allocation to generate a TB according to the second allocation in response to the second allocation being associated with higher priority traffic than the first allocation.

Abstract: Apparatuses, methods, and systems are disclosed for PUSCH transmission using an aggregation factor. One method includes selecting, at a user equipment, a physical random access channel preamble. The method includes transmitting the physical random access channel preamble. The method includes, in response to transmitting the physical random access channel preamble, receiving a random access response message comprising an uplink grant for transmission of a physical uplink shared channel. The method includes transmitting the physical uplink shared channel according to the uplink grant using a first physical uplink shared channel aggregation factor. The user equipment is configured with a second physical uplink shared channel aggregation factor.

Abstract: Apparatuses, methods, and systems are disclosed for efficient RACH behavior. One method performed by a UE includes transmitting a first PRACH preamble to a base unit to start a RACH procedure and receiving a RAR (Msg2) from the base unit during a random access response window. The method includes transmitting a second PRACH preamble in response to being unable to transmit a RACH Msg3 within an indicated transmission opportunity. The UE may obtain multiple transmission opportunities for transmitting a RACH message such as RACH Msg1 or RACH Msg3 or monitor for multiple RACH Msg2 where transmission opportunity data are conveyed via a RACH Order, an RAR, or DCI for the RACH message. An apparatus or system may perform steps of the method.

Abstract: Apparatuses, methods, and systems are disclosed for associating transmit beams and sensing beams for channel access. One apparatus (700) includes a transceiver (725) and a processor (705) that receives (905) a mapping configuration from a RAN, said the mapping configuration associating at least one transmit beam to at least one sensing beam. The processor (705) receives (910) an indication of a transmit beam to perform uplink transmission and determines (915) a sensing beam based on the indicated transmit beam and the mapping configuration. Via the transceiver (725), the processor (705) performs (920) an LBT procedure prior to transmission using the determined sensing beam, where the determined sensing beam has a beamwidth that covers the indicated transmit beam, and performs (925) uplink transmission during a COT using at least the indicated transmit beam in response to LBT success.

Abstract: Apparatuses, methods, and systems are disclosed for responding to a new data indicator for a hybrid automatic repeat request process. One method includes determining whether a current new data indicator in a current sidelink grant matches a last received new data indicator in a last received sidelink grant for a first hybrid automatic repeat request process. The method includes, in response to determining that the current new data indicator does not match the last received new data indicator, determining whether a negative acknowledgement has been transmitted in response to the last received sidelink grant.

Abstract: First stage SCI can be determined. The first stage SCI can include a modification periodicity. The modification periodicity can be for the periodicity of modification of the second stage SCI. The first stage SCI can be periodically transmitted. The second stage SCI can be determined. The second stage SCI can be transmitted.

Abstract: Apparatuses, methods, and systems are disclosed for receiving a transmit power control command for transmission power adjustment. One method includes monitoring a feedback channel. The feedback channel includes: feedback information corresponding to a data transmission from a remote unit to a network unit; and a transmit power control command including information for the remote unit to adjust a transmission power for subsequent data transmissions to the network unit.

Abstract: Apparatuses, methods, and systems are disclosed for associating default beams for multiple physical downlink shared channel and/or physical uplink shared channel (PDSCH/PUSCH). One apparatus includes a processor coupled to a transceiver, the processor and the transceiver configured to cause the apparatus to receive a control resource set (CORESET) configuration indicating a plurality of beams and a corresponding duration for each indicated beam for at least CORESET identifier (ID) and to monitor the at least one CORESET in different physical downlink control channel (PDCCH) monitoring occasions using different beams. Via the transceiver, the processor receives a first CORESET within a PDCCH transmission, the first CORESET scheduling multiple physical channel transmissions, and communicates with the RAN on the multiple scheduled physical channels using the plurality of beams associated with a lowest CORESET ID configured to the device.

Abstract: A method and apparatus communicate a transport block in an unlicensed uplink transmission on a wireless network. Downlink Control Information (DCI) can be sent on a control channel. The DCI can schedule an unlicensed uplink (UL) transmission for a UE. The DCI can include a field that indicates whether the UE should apply a scaling factor when determining a Transport Block Size (TBS). A transport block can be received in the unlicensed UL transmission based on the sent DCI.

Abstract: Apparatuses, methods, and systems are disclosed for reporting power headroom. One apparatus includes a processor and a transceiver that transmits to a User Equipment (“UE”) a configuration for a transmission occasion for autonomous uplink (“AUL”) transmission on an unlicensed serving cell and receives a power headroom report (“PHR”) Medium Access Control (“MAC”) Control Element (“CE”) with an AUL transmission. The processor identifies timing information corresponding to the PHR, wherein the timing information indicates a time when power headroom information was generated, where receiving the PHR MAC CE includes receiving an indication of the timing information.

Abstract: Apparatuses, methods, and systems are disclosed for configuring positioning measurements and reports. One apparatus in a mobile communication network includes a transceiver that receives, from a mobile wireless communication network, a positioning configuration defining a positioning configuration timeline and a measurement and processing time window for the UE The apparatus includes a processor that performs at least one positioning measurement for the UE according to the positioning processing timeline in response to receiving the positioning configuration. The transceiver sends a positioning measurement report comprising the at least one positioning measurement and measurement timeline performed of the at least one positioning measurement within the configured time window from the UE to the mobile wireless communication network.

Abstract: Apparatuses, methods, and systems are disclosed for optionally performing a listen-before-talk operation. One method includes configuring communications in an unlicensed spectrum to use a listen-before-talk mode of operation, a non-listen-before-talk mode of operation, or a combination thereof. In some embodiments, the method includes receiving information indicating whether to perform a specific data communication using the listen-before-talk mode of operation or the non-listen-before-talk mode of operation. The information indicating whether to perform the specific data communication is received using semi-static cell specific information, semi-static user equipment specific information, dynamic user equipment specific signaling, or dynamic group common signaling.

Abstract: Apparatuses, methods, and systems are disclosed for unified signaling for Downlink Preemption Indication (“DL PI”) and Uplink Cancellation Indication (“UL CI”). One apparatus in a mobile communication network includes a processor and a transceiver that receives first signaling information from a Radio Access Network (“RAN”) device to schedule first communication resources and receives second signaling information after receiving the first signaling information. Here, the processor determines unavailability of at least one set of uplink resources and unavailability of at least one set of downlink resources from the second signaling information on the scheduled first communication resources.

Abstract: Apparatuses, methods, and systems are disclosed for transmitting a prioritized transport block. One method includes determining, at a user equipment, a first priority corresponding to a first transport block associated with a first hybrid automatic repeat request process pending for retransmission on a configured uplink grant resource. The method includes determining a second priority corresponding to an initial transmission on the configured uplink grant resource of a second transport block associated with a second hybrid automatic repeat request process. The method includes selecting the second hybrid automatic repeat request process and transmitting the initial transmission of the second transport block on the configured uplink grant resource before retransmitting the first transport block.

Abstract: Apparatuses, methods, and systems are disclosed for adjusting retransmission timing for a configured grant. One apparatus includes a processor that determines an offset value for a retransmission timer associated with a configured grant for communications between the UE and a mobile wireless communication network. The processor starts the retransmission timer adjusted by the offset value in response to transmission of data corresponding to a transport block (“TB”) on a hybrid automatic repeat request (“HARQ”) process. The processor detects expiration of the retransmission timer associated with the configured grant. In response to detecting expiration of the retransmission timer, the processor determines a transmission resource from a plurality of configured transmission resources for retransmitting a TB.

Abstract: Apparatuses, methods, and systems are disclosed for transport block transmission. One method includes determining a failure of a listen-before-talk procedure for transmission of a transport block on a configured uplink grant at a first transmission opportunity associated with a hybrid automatic repeat request process. The method includes, in response to determining the failure of the listen-before-talk procedure, not transmitting the transport block on the configured uplink grant at the first transmission opportunity corresponding to the listen-before-talk procedure. The method includes autonomously triggering transmission of the transport block in a second transmission opportunity using the hybrid automatic repeat request process, wherein autonomously triggering the transmission comprises triggering the transmission without receiving network signaling for the transmission and, the second transmission opportunity occurs after the first transmission opportunity.

Abstract: Apparatuses, methods, and systems are disclosed for performing channel occupancy time sensing. One method includes receiving information configuring a single channel occupancy time for multi-beam transmission in an unlicensed channel. The method includes performing sensing for the single channel occupancy time. The sensing includes: omni-directional sensing at a beginning of the single channel occupancy time; directional sensing on a plurality of beams at the beginning of the single channel occupancy time; directional sensing on the plurality of beams in a time domain multiplexing manner before each transmission based on a time gap between transmissions; or some combination thereof.

Abstract: Apparatuses, methods, and systems are disclosed for activating a bandwidth part. One apparatus includes a transceiver that receives a control element from a base unit associated with an active serving cell. The first apparatus includes a processor that determines an ‘activation/deactivation’ status of a set of BWPs configured in the active serving cell using the control element. The processor selectively activates a first BWP from the set of BWPs in the active serving cell based on the determined activation/deactivation status.