Abstract: A method and apparatus for handling security keys for individual bearers of the user equipment include dividing between a plurality of different sub-groups, a plurality of individual bearers, each sub-group having a different base value from which the security keys for the associated bearers are derived. When the security keys associated with the individual bearers of one particular sub-group are refreshed, the security keys of the individual bearers, which are not a part of the particular sub-group do not need to be refreshed.

Abstract: Apparatuses, methods, and systems are disclosed for identifying synchronization signal/physical broadcast channel block occasions. One method includes identifying a plurality of synchronization signal/physical broadcast channel block occasions configured to enable reception of a plurality of synchronization signal/physical broadcast channel blocks. A first number of synchronization signal/physical broadcast channel block occasions of the plurality of synchronization signal/physical broadcast channel block occasions is greater than a maximum allowed number of synchronization signal/physical broadcast channel blocks of the plurality of synchronization signal/physical broadcast channel blocks. The method includes receiving the plurality of synchronization signal/physical broadcast channel blocks on a portion of the plurality of synchronization signal/physical broadcast channel block occasions.

Abstract: Apparatuses, methods, and systems are disclosed for efficiently transmitting a scheduling request. One apparatus includes a processor and a transceiver that communicates with a mobile communication network. The processor initiates a random-access procedure for an uplink SR in response to a triggered SR and receives an uplink grant while the random-access procedure is ongoing. The processor prepares a buffer status report indicating a current buffer status and terminates the random-access procedure in response to transmitting the buffer status report.

Abstract: Apparatuses, methods, and systems are disclosed for uplink transmission power allocation. One method includes receiving a configuration of two uplink carriers. The method includes determining whether a configuration parameter corresponding to at least one of a first uplink carrier and a second uplink carrier for a serving cell is configured. The method includes determining whether a power headroom report is based on an actual sounding reference signal (“SRS”) transmission or a reference SRS transmission. The method includes, in response to determining that the power headroom report is based on a reference SRS transmission, selecting an uplink carrier for power headroom computation from the two uplink carriers based on whether the configuration parameter for the two uplink carriers. The method includes computing the power headroom report for the serving cell based on a reference SRS transmission on the uplink carrier.

Abstract: Apparatuses, methods, and systems are disclosed for retransmitting a transport block with sidelink feedback not enabled. One method includes determining whether sidelink feedback is enabled for a transport block. The method includes, in response to the sidelink feedback being disabled for the transport block, retransmitting the transport block a predetermined number of times.

Abstract: The invention relates to a transmitting device, which performs a resource sensing procedure to acquire information about radio resources usable for transmitting data at a later point in time. After data becomes available for transmission, the transmitting device performs an autonomous radio resource allocation to select radio resources within a transmission window to be used for transmitting the data, based on the information acquired by the resource sensing procedure during a sensing window. The autonomous radio resource allocation comprises selecting radio resources in primary subframes of the transmission window preferably over radio resources in secondary subframes of the transmission window.

Abstract: A radio resource control message comprising an indication of a random access channel preamble, a reference signal resource, or both can be received. A reference signal can be received on the reference signal resource. A random access channel preamble can be selected based at least in part on the reference signal satisfying a threshold. The selected random access channel preamble can be transmitted during a random access procedure.

Abstract: The present disclosure is directed to a method and apparatus for HARQ-ACK and SR transmission. According to an embodiment of the present disclosure, a method may include: configuring a first PUCCH resource for a HARQ-ACK transmission and a second PUCCH resource for a SR transmission; determining whether the HARQ-ACK transmission in the first PUCCH resource overlaps with the SR transmission in the second PUCCH resource in time domain; and in response to that the HARQ-ACK transmission in the first PUCCH resource overlaps with the SR transmission in the second PUCCH resource, at least dropping the exactly overlapped part of one of the HARQ-ACK transmission in the first PUCCH resource and the SR transmission in the second PUCCH resource.

Abstract: Apparatuses, methods, and systems are disclosed for assessing a radio link quality using resources corresponding to bandwidth parts. One method includes receiving first information including a plurality of reference signal resource sets for a plurality of bandwidth parts. Each reference signal resource set of the plurality of reference signal resource sets corresponds to a bandwidth part of the plurality of bandwidth parts. The method includes receiving a plurality of spatial quasi-co-location information corresponding to a plurality of reference signal resources of the plurality of reference signal resource sets. The method includes assessing a radio link quality based on the plurality of spatial quasi-co-location information.

Abstract: Apparatuses, methods, and systems are disclosed for determining a power headroom report. One method includes determining a power headroom report for transmission on a physical uplink shared channel resource corresponding to a configured grant. The method includes transmitting the power headroom report on the physical uplink shared channel resource, wherein: determining the power headroom report comprises determining whether the power headroom report is based on a real transmission or a reference format based on signaling for configured grants and downlink control information received up until a predetermined time before a first uplink symbol of the physical uplink shared channel resource; and the predetermined time is computed based on: a first parameter set to zero; and a subcarrier spacing of an active downlink bandwidth part of a scheduling cell for the configured grant.

Abstract: The invention relates to a method for efficiently discarding data packets destined to a mobile station connected to both a master base station and a secondary base station. The master base station configures a secondary discard function in a lower layer of the secondary base station, based on the master discard function in the higher layer of the master base station. The master base station forwards the data packet from the higher layer to the lower of the secondary base station. The secondary discard function of the lower layer at the secondary base station discards the received data packet upon expiry of the secondary timer started by the lower layer upon reception of the data packet from the higher layer at the master base station.

Abstract: A method and apparatus provides for establishing a communication connection between the network entity and the user equipment, while the user equipment has established and is maintaining an alternative communication connection with another network entity associated with a second one of the multiple networks. Flow management information is received from a shared common control element of the user equipment, which manages parallel user equipment activity including a flow of information between the user equipment and each of the multiple networks via the respective communication connections. The user equipment is communicated with in a manner which is consistent with the flow management information received from the shared common control element.

Abstract: Apparatuses, methods, and systems are disclosed for determining a priority order based on an uplink transmission parameter. One apparatus includes a receiver that receives an uplink grant corresponding to an uplink transmission parameter. The apparatus includes a processor that determines a priority order of multiple logical channels based on an uplink transmission parameter priority corresponding to the uplink transmission parameter and a logical channel priority of the multiple logical channels. The processor assigns resources to logical channels of the multiple logical channels based on the priority order.

Abstract: Apparatuses, methods, and systems are disclosed for multiple radio access technology communications. One method includes receiving control information at a device on a first radio access technology, wherein: the control information comprises radio access technology information, sidelink resource allocation information, and timing offset information; the radio access technology information indicates that the sidelink resource allocation information is for a second radio access technology; and the first radio access technology is different from the second radio access technology; and wherein the timing offset information is used in the device to determine a time to apply the sidelink resource allocation for the second radio access technology.

Abstract: The invention relates to a method for allocating radio resources to a transmitting terminal for performing direct communication transmission over a direct link connection. The transmitting terminal receives a system information broadcast from the base station, which comprises information on a temporary transmission radio resource pool, indicating radio resources for performing a direct communication transmission, and comprises configuration information on the resource pool to limit the amount of time that the temporary radio resource pool is usable by the transmitting terminal.

Abstract: Apparatuses, methods, and systems are disclosed for multiple resource allocation mode configurations. One method includes receiving information indicating a plurality of resource allocation mode configurations. Each resource allocation mode configuration corresponds to a logical channel of a plurality of logical channels. The method includes determining a plurality of data transmission scheduling modes for the plurality of logical channels. Each data transmission scheduling mode corresponds to a logical channel of the plurality of logical channels based a resource allocation mode configuration of the logical channel, and each data transmission scheduling mode comprises: a first scheduling mode; a second scheduling mode different from the first scheduling mode; or a third scheduling mode comprising the first scheduling mode and the second scheduling mode. The method includes transmitting a buffer status report based on the plurality of the data transmission scheduling modes.

Abstract: The invention relates to an improved semi-persistent resource allocation for a mobile terminal (MT) for transmitting periodic data. The MT transmits information on the periodic data to the radio base station (BS), such that the BS determines the different possible transmission periodicities and/or the different possible message sizes of the data components of the periodic data. The MT receives from the BS plural semi-persistent resource (SPS) configurations, each being usable to transmit at least one of the supported data components. The MT indicates to the BS the data components that are to be transmitted by the MT. The MT receives from the BS an activation command to activate one or more of the SPS configurations to periodically allocate radio resources for the MT to transmit each of the indicated data components. The MT then transmits the one or more data components based on the radio resources and the transmission periodicity as configured by the activated one or more SPS configurations.

Abstract: The present disclosure relates to an apparatus for receiving system information in a wireless communication system including a receiver that receives system information configuration information and receives system information in predetermined subframes of a radio interface, and a controller that determines the predetermined subframes according to the received system information configuration information and controls the receiver to receive the system information in the predetermined subframes, wherein the system information configuration information includes a subframe scheduling field with a plurality of bits, each bit being associated with a subframe and representing whether or not system information is to be received in that subframe. The present disclosure further relates to a corresponding apparatus for transmitting system information and to the respective receiving and transmitting methods.

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 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.