Abstract: Apparatuses, methods, and systems are disclosed for handling LBT failure for a set of panels/beams. One apparatus (600) includes a transceiver (625) that includes a plurality of UE panels associated with one or more beams. The apparatus (600) includes a processor (605) that performs (805) a LBT procedure for a configured set of UE Tx panels corresponding to an uplink transmission. The processor (605) declares (810) LBT failure for the uplink transmission in response to determining that the LBT procedure has failed for all UE Tx panels in the configured set and increments (815) a LBT failure counter in response to LBT failure for the uplink transmission.

Abstract: Apparatuses, methods, and systems are disclosed for UL beam/panel selection indication. One apparatus (1100) includes a transceiver (1125) comprising a plurality of UE panels associated with one or more beams, the transceiver (1125) receiving (1305) a plurality of SSBs on at least two UE panels. The apparatus (1100) includes a processor (1105) that determines (1310) a corresponding set of UE panels from the SSBs and sends (1315), via the transceiver (1125), an indication of the corresponding set of UE panels from the apparatus (1000) to a RAN node (121, 605) using a random-access procedure (801, 901).

Abstract: An apparatus comprises a transmitter for transmitting a first message to a communication device, where the first message is a message within a random access procedure; a receiver for receiving a second message from the communication device in response to the first message; and a processor that increases a contention window value if the second message is not received in a time duration after the first message is transmitted; and that sets the contention window value to an initial value if the second message is received in the time duration after the first message is transmitted.

Abstract: Apparatuses, methods, and systems are disclosed for selective retransmission of groupcast data. One apparatus includes a transceiver that transmits groupcast data via sidelink communication to a set of UEs and receives negative acknowledgement feedback via sidelink communication from at least one UE of the set. The apparatus includes a processor that determines a retransmission mode based on the received feedback and controls the transceiver to send selectively beamformed retransmission of the groupcast data according to the determined retransmission mode.

Abstract: Apparatuses, methods, and systems are disclosed for reporting power headroom (“PH”) information. One apparatus is configured with a first serving cell for PUSCH transmissions having a first SCS and a second serving cell for PUSCH transmissions having a second SCS larger than the first SCS. The apparatus has an uplink resource allocation for a first slot on the first serving cell, where the first slot overlaps in time with multiple second slots on the second serving cell, and has an uplink resource allocation for at least one of the multiple second slots that are overlapped by the first slot. A processor calculates PH information for the second serving cell for a first PUSCH scheduled on a first one of the multiple second slots and a transceiver transmits the PH information in an uplink transmission on the first slot.

Abstract: Apparatuses, methods, and systems are disclosed for efficient management of multiple active BWPs. One apparatus includes a processor and a transceiver that communicates with a serving cell using multiple active bandwidth parts (“BWPs”) for the serving cell. Here, the serving cell is configured with multiple configured grants, each active BWP configured with one of the multiple configured grants. The processor receives an indication from a base unit of which configured grants are to be used upon a change to the multiple active BWPs and selectively activates a configured grant in response to a change to the multiple active BWPs.

Abstract: Apparatuses, methods, and systems are disclosed for determining transport block (“TB”) generation timing of an uplink transmission. One apparatus includes a processor that identifies a transmit opportunity n for uplink transmission and identifies a timing offset k between reception of an uplink grant and an uplink transmission corresponding to the uplink grant. The processor prepares a TB for uplink transmission, wherein preparing the TB occurs after completing detection of uplink grants in a transmit opportunity n?k. The apparatus also includes a transceiver that that transmits the prepared TB to a mobile communication network.

Abstract: A command can be received (910) from a network entity. The command can initiate a random access procedure and can include information of a type of random access procedure. The type of random access procedure can be selected from a 2-step random access procedure and a 4-step random access procedure. A MsgA transmission can be transmitted (920) in response to receiving the command when the type of random access procedure is the 2-step random access procedure.

Abstract: At least one common PUCCH resource set configuration can be received (1310) for a 2-step random access procedure. At least one common PUCCH resource set can be determined (1320) based on the at least one common PUCCH resource set configuration. A PRACH and a corresponding MsgA PUSCH can be transmitted (1330). A MsgB PDSCH can be received (1340) in response to the transmitted PRACH and MsgA PUSCH. The received MsgB PDSCH can be decoded (1350). A successRAR intended to the UE can be identified (1360) from the decoded MsgB PDSCH. A common PUCCH resource set of the at least one common PUCCH resource set and a PUCCH resource of the common PUCCH resource set can be determined (1370) based on the successRAR. At least HARQ-ACK feedback information for the MsgB PDSCH can be transmitted (1380) on the PUCCH resource.

Abstract: Apparatuses, methods, and systems are disclosed for performing a listen-before-talk on beams and/or panels. One method (500) includes receiving (502), at a user equipment, at least one indication to use a set of beams, a set of panels, or a combination thereof. The method (500) includes performing (504) the listen-before-talk on at least one beam of the set of beams, at least one panel of the set of panels, or a combination thereof before beginning a downlink reception, an uplink transmission, or a combination thereof. The method (500) includes performing (506) the downlink reception, the uplink transmission, or the combination thereof in response to the listen-before-talk being successful on the at least one beam of the set of beams, the at least one panel of the set of panels, or the combination thereof.

Abstract: First transmission power can be determined (1110) for a first PRACH preamble in a 2-step random access procedure based on a first set of power control parameters. The first PRACH preamble can be transmitted (1120) in the 2-step random access procedure based on the first transmission power. A determination can be made (1130) to switch from the 2-step random access procedure to a 4-step random access procedure. Second transmission power can be determined (1140) based on the first set of power control parameters and a second set of power control parameters for a subsequent second PRACH preamble transmission for the 4-step random access procedure. The subsequent second PRACH preamble can be transmitted (1150) in the 4-step random access procedure based on the second transmission power.

Abstract: Apparatuses, methods, and systems are disclosed for handling consistent UL LBT failure. One apparatus (500) includes a transceiver (525) that communicates with a serving cell in a wireless communication network. The apparatus (500) includes a processor (505) that detects (705) an uplink LBT failure in an active BWP of the serving cell and determines (710) a state of consistent uplink LBT failure for the active BWP in response to detecting a predetermined number of uplink LBT failures. The processor (505) sets (715) an unexpired timing alignment timer as expired in response to determining the state of consistent uplink LBT failure for the active BWP and initiates (720) a random-access procedure for the serving cell.

Abstract: Apparatuses, methods, and systems are disclosed for transmissions based on a type of collision. One method (400) includes determining (402) that a first transmission resource corresponding to a first user equipment preempts a second transmission resource corresponding to a second user equipment as a result of a collision between the first transmission re-source and the second transmission resource in a shared resource pool. The method (400) includes transmitting (404), from the second user equipment, a request for resource reselection and activation in response to a type of collision being a periodic collision or a series collision; or transmitting, from the second user equipment, the request for resource reselection in response to the type of collision being a one-time collision.

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: Apparatuses, methods, and systems are disclosed for autonomous bandwidth part switching. One method includes determining that a channel parameter corresponding to an active uplink bandwidth part of a serving cell is greater than a predetermined value at a time in which the active uplink bandwidth part is a first bandwidth part. The method includes, in response to determining that the channel parameter is greater than the predetermined value, autonomously switching the active uplink bandwidth part from the first uplink bandwidth part to a second uplink bandwidth part configured for the serving cell, wherein switching the active uplink bandwidth part comprises deactivating the first uplink bandwidth part.

Abstract: Apparatuses, methods, and systems are disclosed for transmission using an adapted downlink waveform type. One method (3400) includes dynamically or semi-statically adapting (3402) a downlink waveform type at a network unit, wherein: the downlink waveform type comprises a multi-carrier waveform, a single-carrier waveform, or a combination thereof; and the downlink waveform type is for a transmission comprising a synchronization signal block transmission, a physical downlink scheduled channel transmission, or a combination thereof. The method (3400) includes transmitting (3404) the transmission using a downlink waveform pattern comprising the downlink waveform type.

Abstract: Apparatuses, methods, and systems are disclosed for sidelink failure detection and recovery. One method includes receiving information indicating a sidelink failure detection resource set corresponding to at least one configured sidelink bandwidth part. The method includes determining a radio link quality of the at least one configured sidelink bandwidth part based on the sidelink failure detection resource set. The method includes detecting a sidelink failure based on the radio link quality. The method includes initiating a sidelink failure recovery procedure based on the sidelink failure.

Abstract: Apparatuses, methods, and systems are disclosed for determining data transmission preemption. One method (400) includes receiving (402) a first uplink grant for a first hybrid automatic repeat request process. The method (400) includes determining (404) that a first data transmission corresponding to the first uplink grant is preempted by a second data transmission corresponding to a second uplink grant for a second hybrid automatic repeat request process. The method (400) includes, in response to determining that the first data transmission is preempted by the second data transmission: not generating (406) a transport block for the first uplink grant; and flushing a hybrid automatic repeat request buffer corresponding to the first hybrid automatic repeat request process.

Abstract: Apparatuses, methods, and systems are disclosed for radio link failure recovery. One method includes determining, at a first user equipment, an occurrence of a radio link failure with a second user equipment. The method includes transmitting information indicating the radio link failure. The method includes starting a timer in response to transmitting the information indicating the radio link failure. The method includes, after starting the timer and before the timer expires, transmitting one or more messages to the second user equipment requesting feedback from the second user equipment.

Abstract: Apparatuses, methods, and systems are disclosed for multiple zone configuration. One method includes configuring a first device with first information indicating a first zone configuration comprising a first plurality of zones. The method includes configuring the first device with second information indicating a second zone configuration comprising a second plurality of zones, wherein: a first area corresponding to zones of the first plurality of zones is smaller than a second area corresponding to zones of the second plurality of zones; and the first plurality of zones corresponds to a same geographical area as the second plurality of zones.