Abstract: Apparatuses, methods, and systems are disclosed for collecting quality of experience (QoE) measurements. One apparatus includes a processor that generates a first configuration for QoE measurements, the first configuration including at least one parameter to set up QoE measurements for at least one service type and at least one reporting configuration for the at least one service type. The apparatus includes a transmitter that transmits the first configuration to a communication device. The apparatus includes a receiver that receives a reporting message from the communication device, the reporting message including QoE measurements collected in accordance with the first configuration.

Abstract: Apparatuses, methods, and systems are disclosed for scheduling of transmission time intervals. One apparatus includes a processor that determines a first semi-persistent scheduling resource assignment indicating a first set of resources including a first multiple time domain resources. Each time domain resource of the first multiple time domain resources has a first transmission time interval length. The processor also determines a second semi-persistent scheduling resource assignment indicating a second set of resources including a second multiple time domain resources. Each time domain resource of the second multiple time domain resources has a second transmission time interval length, and the first transmission time interval length is different from the second transmission time interval length.

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 aggregating HARQ feedback and sidelink retransmission procedure. One apparatus includes a transceiver and a processor coupled with the transceiver, the processor configured to cause the apparatus to transmit sidelink data to each of one or more UEs of a set of UEs and to receive SL feedback from each of the one or more UEs of the set of UEs, the sidelink feedback comprising HARQ feedback indicating a HARQ positive acknowledgement or a HARQ negative acknowledgement. Via the transceiver, the processor transmits an uplink message to a network entity, the uplink message comprising an aggregate of the received sidelink feedback from each of the one or more UEs of the set of UEs.

Abstract: A first configuration of a first set of random access channel occasions can be transmitted. A second configuration of a second set of random access channel occasions of a second cell can be transmitted. The second set of random access channel occasions can be different from the first set of random access channel occasions. System information of the second cell can include the second configuration of the second set of random access channel occasions. A random access channel preamble can be received on a random access channel occasion. At least one selected from the first set of random access channel occasions and the second set of random access channel occasions can include the random access channel occasion. The first cell can be different from the second cell.

Abstract: Apparatuses, methods, and systems are disclosed for rerouting message transmissions. One method includes receiving, at a first network device, a registration request message. The method includes delaying, by the first network device, primary authentication, security setup, or a combination thereof based at least partly on a subscription permanent identifier (SUFI) from a second network device and subscription information. The method includes determining, at the first network device, whether to transmit a reroute non-access stratum (NAS) message.

Abstract: Apparatuses, methods, and systems are disclosed for configuring a sidelink resource pool. One method includes receiving, at a user equipment (UE) from a base station, downlink configuration information (DCI) for a resource pool. The DCI indicates: a starting symbol offset from a beginning of a logical sidelink (SL) slot; a physical sidelink shared channel (PSSCH) symbol duration; a symbol offset between the PSSCH and a physical sidelink feedback channel (PSFCH); a symbol offset between the PSFCH and a physical uplink control channel (PUCCH); a number of repetitions; a type of repetitions; or some combination thereof. The method includes performing a sidelink transmission in the resource pool based on the DCI.

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 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 efficiently transmitting a SR. One apparatus includes a memory comprising instructions executable by a processor to cause the apparatus to trigger a buffer status report for a first logical channel and trigger a SR for the first logical channel based at least in part on the triggered buffer status report. The instructions are executable by the processor to cause the apparatus determine whether a SR configuration associated with the first logical channel is configured with a set of PUCCH resources for a transmission of a SR on a current active BWP and initiate a RACH procedure for requesting uplink resources if the SR configuration associated with the first logical channel is not configured with the set of PUCCH resources for the transmission of the SR on the current active BWP.

Abstract: Apparatuses, methods, and systems are disclosed for managing the end-to-end (“e2e”) data protection. One apparatus includes a transceiver that receives, from an application server, a management requirement for managing e2e data protection for at least one service. The apparatus includes a processor that obtains at least one digital identifier (“DIG-ID”) of at least one client device for the at least one service in response to receiving the management requirement and verifies the at least one DIG-ID with a distributed transaction verification network. The transceiver further sends a request to a mobile communication network, the request providing the at least one verified DIG-ID, and sends a trigger event to the at least one client device for connecting to the mobile communication network using the at least one verified DIG-ID.

Abstract: For duplicating PDCP PDUs for a radio bearer, methods, apparatus, and systems are disclosed. One apparatus includes a processor and a transceiver for communicating with a mobile communication network. The processor establishes a radio bearer to communicate with the network, the radio bearer includes a PDCP entity, first and second RLC entities associated with said PDCP entity, first and second logical channels associated with said first and second RLC entities, respectively. The processor receives a control signal from the network, submits a PDCP data PDU in the PDCP entity to the first RLC entity for transmission. In response to the first control signal, the processor submits the PDCP data PDU to the second RLC entity for transmission. The processor indicates to one of the first and second RLC entities to discard a duplicate PDCP data PDU corresponding to a successfully delivered PDCP data PDU.

Abstract: Apparatuses, methods, and systems are disclosed for sidelink HARQ operation. One apparatus includes a memory coupled to a processor, where the processor is configured to cause the second apparatus to receive a SL grant for a SL transmission using SL resources, the SL grant indicating a first HARQ process identified by a first HARQ process identifier, and to select a second SL HARQ process identified by a second SL HARQ process identifier for the SL transmission using the SL resources. The processor is configured to cause the second apparatus to transmit SCI containing the second SL HARQ process identifier and to perform the SL transmission using the SL resources.

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: For pre-processing Packet Data Converge Protocol (PDCP) Protocol Data Units (PDU), a method receives a configuration of a reference uplink grant. In response to receiving the configuration of the reference uplink grant, the method calculates a preprocessing threshold of PDU for preprocessing by a Radio Link Control (RLC)/Medium Access Control (MAC) for each of one or more radio bearers.

Abstract: Apparatuses, methods, and systems are disclosed for SCell Beam Failure recovery. One apparatus includes a transceiver that communicates with a SCell in a wireless communication network. The apparatus includes a processor that receives a SR configuration from a wireless communication network, the SR configuration comprising a set of PUCCH resources, where the SR configuration corresponds to one or more logical channels. The processor detects that beam failure procedure has been triggered for the SCell. The processor triggers a scheduling request for SCell beam failure recovery in response to determining that there are no UL-SCH resources available for a new transmission for the transmission of a beam failure MAC CE. The processor transmits SR on the PUCCH resources of the SR configuration in response to triggering the scheduling request for SCell beam failure recovery.

Abstract: Apparatuses, methods, and systems are disclosed for indicating a sidelink resource conflict using a feedback channel. One apparatus includes a receiver that receives SCI from a peer UE on a first resource of a PSCCH, where the SCI contains information indicating future resources reserved for future transmissions. The apparatus includes a processor that determines whether there is a resource conflict, said resource conflict including an expected collision on the future resources. The apparatus includes a transmitter that transmits feedback to the peer UE on a feedback resource, where the feedback includes an indication of whether there is a resource conflict.

Abstract: Apparatuses, methods, and systems are disclosed for inter-UE coordination when using SL discontinuous reception (“DRX”). One apparatus includes a transceiver and a processor that determines a DRX configuration that is to be used towards a peer UE, where the DRX configuration includes an active time during which sidelink data is exchanged with the peer UE. The processor determines a set of resources for sidelink communication and identifies an intersection of the active time and the set of resources. The transceiver transmits to the peer UE an indication of the identified intersection of the active time and the set of resources.

Abstract: Apparatuses, methods, and systems for configuring resources corresponding to discontinuous reception. One method (600) includes receiving (602), at a user equipment, a sidelink grant from a network entity allocating sidelink resources. The method (600) includes determining (604) whether the sidelink resources allocated by the sidelink grant are within a discontinuous reception active time of the user equipment. Determining whether the sidelink resources allocated by the sidelink grant are within the discontinuous reception active time of the user equipment includes determining whether the allocated resources are within the discontinuous reception active time of any receiving user equipment that the user equipment has data available for transmission.

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.