Abstract: Embodiments of the present disclosure propose a solution for availability of system broadcasted information such as GNSS information which can be used for deriving time and/or frequency domain compensation. According to embodiments of this present disclosure, a validity timer for system broadcasted information is introduced in both UE and network to guarantee the system broadcasted information availability status is synchronized in two nodes, and the system broadcasted information is valid to pre-compensate in time and/or frequency domain when the timer is running. In this way, the UE can be scheduled with correct timing and frequency estimation in UL transmission.

Abstract: There is provided an apparatus, said apparatus comprising means for receiving, at a user equipment, a scheduling grant for a first number, M, of transport blocks, wherein the scheduling grant comprises an indication of a second number, N, of transport blocks to be transmitted or received before a time delay, wherein M is greater than 1 and N is less than or equal to M, causing transmission or reception of a first group of N transport blocks and, if N is less than M, after the time delay, causing transmission or reception of a further group of up to N transport blocks followed by the time delay, until M transport blocks are caused to be transmitted or received.

Abstract: An apparatus comprising: at least one processor; and at least one memory including computer program code; the at least one memory and the computer program code configured to, with the at least one processor, cause the apparatus at least to: operate the apparatus in a dual connectivity mode, wherein the apparatus is in communication with a master cell group comprising a primary cell and at least one secondary cell and the apparatus is in communication with a secondary cell group comprising a primary cell and at least one secondary cell; detect a radio link failure between the apparatus and the primary cell of the secondary cell group; provide information based on the radio link failure to the primary cell of the master cell group, the information being that the radio link failure occurred on the secondary cell group while waiting for a prepared conditional cell change from the primary cell of the secondary cell group to be fulfilled.

Abstract: Described herein is a User Plane Function, UPF, network node, configured for data forwarding for selective activation of a Secondary Cell Group, SCG, for serving a User Equipment, UE, the UPF network node comprising: at least one processor, and at least one memory storing instructions that, when executed by the at least one processor, cause the UPF network node at least to: receive an indication message for starting data forwarding; and execute data forwarding on the basis of the received indication message.

Abstract: Techniques of operating a MUSIM include providing information by a UE connected to a secondary node within a first network having a secondary cell group in a deactivated state to a second network to which the UE is connected, the information indicating that the UE is to be connected to a secondary cell group of a secondary node in the deactivated state. Specifically, the UE may send to the second network a first gap request requesting a first set of schedule gaps for performing measurements relating to the secondary cell group of the first network, the secondary cell group being in the deactivated state.

Abstract: Systems, methods, apparatuses, and computer program products for survival time dependent flexible handover execution are provided. One method may include providing, by a network node, at least one handover execution condition to at least one user equipment. The at least one handover execution condition may include one or more delta values with respect to one or more actual handover execution conditions to allow for early and/or late execution of a handover by the at least one user equipment. The method may also include indicating, to the at least one user equipment, a transfer interval and/or a survival time information for which the at least one handover execution condition is taken into account.

Abstract: A method comprising configuring a narrowband internet of things carrier relative to one or more physical resource blocks of a radio carrier, the one or more physical resource blocks having a bandwidth that is greater than a bandwidth of the narrowband internet of things carrier; and configuring the narrowband internet of things carrier relative to the one or more physical resource blocks such that there is a first guard band between the narrowband internet of things carrier and a first adjacent physical resource block, and a second guard band between the narrowband internet of things carrier and a second adjacent physical resource block.

Abstract: In accordance with example embodiments of the invention there is disclosed receiving, with a first multi universal subscriber identity module (MUSIM) of more than one MUSIM of a first user equipment of a first network, a connection request from a second user equipment of a second network, sending or receiving, with or from the MUSIM of the first user equipment towards a network node of the first network, assistance information comprising an indication that the first user equipment needs to leave one carrier of the first network for a MUSIM operation, and in response to the assistance information, receiving from or sending by the network node of the first network, a gap configuration for a MUSIM operation; and based thereon, sending or receiving the gap configuration towards the second user equipment for use by the second user equipment to establish a radio resource control connection with the second network.

Abstract: Systems, methods, apparatuses, and computer program products for return time indication on network switching. A method may include determining that expected activity in a second network element will last more than a maximum allowed time of temporary absence from a first network element while being connected to the first network element. The method may also include transmitting based on the determination, to the first network element, an assistance information message indicating a preference to leave the connection with the first network element. The method may further include receiving a connection release message from the first network element including an indication for a user equipment to return to the connection with the first network element, in response to the assistance information message.

Abstract: Certain example embodiments provide systems, methods, apparatuses, and computer program products for multiple user subscriber identity module (MUSIM) user equipment (UE) switching connection between networks. The network may follow configured steps where no indication from the UE is used. The configuration may include different timers and/or other conditions to move between states on a radio resource control (RRC)-connected USIM.

Abstract: Disclosed is a method comprising evaluating a survival time status of a terminal device, determining a handover command transmission based at least partly on the survival time status, and transmitting the handover command to the terminal device based on the determining.

Abstract: A network node comprising at least one processor; and at least one memory including computer program code; the at least one memory and the computer program code configured to, with the at least one processor, cause the apparatus at least to perform: transmitting a request to a plurality of nodes to prepare one or more cell candidates; receiving an indication from at least one of the plurality of nodes indicating a capacity to prepare one or more further cell candidates; and transmitting, to one or more of the at least one of the plurality of nodes, a further request to prepare at least one further cell candidate.

Abstract: An apparatus comprising: at least one processor; and at least one memory including computer program code; the at least one memory and the computer program code configured to, with the at least one processor, cause the apparatus at least to perform: transmitting a data transmission while the apparatus is in a radio resource control idle state or radio resource control inactive state; receiving a monitoring configuration for use by the apparatus subsequent to transmission of the data transmission; monitoring at least one downlink channel based, at least in part, on the received monitoring configuration.

Abstract: Embodiments of the present disclosure relate to devices, methods, apparatuses and computer readable storage media of UL data duplication avoidance. The method includes obtaining, from an application layer of a terminal device, at least one UL data to be transmitted to a network device, the at least one UL data including one or more application retransmission data and keeping the one or more application retransmission data in a buffer of the terminal device for respective time intervals. The method further includes in accordance with a determination that an indication, that respective acknowledges are received for at least a portion of application retransmission data in the one or more application retransmission data, is received from the application layer, removing the portion of application retransmission data from the buffer. In this way, redundant retransmission of UL application data may be avoided.

Abstract: Disclosed is a method comprising transmitting a request for establishing a second non-access stratum connection for a second universal subscriber identity module, wherein the request is transmitted via a radio resource control connection associated with a pre-existing first non-access stratum connection for a first universal subscriber identity module. A first radio resource control reconfiguration message is received indicating one or more data radio bearers to be configured. The one or more data radio bearers are configured for the second universal subscriber identity module. A first radio resource control reconfiguration complete message is transmitted indicating that the first radio resource control reconfiguration is completed.

Abstract: This disclosure presents processes to allow a conditional reconfiguration of a conditional cell change operation between a user equipment (UE) and one or more of a master node (MN), a source secondary node (SN), or a target SN. In some aspects, a SN/SgNB change required message can include a measurement ID for target PSCells, a dedicated measurement ID for each target PSCell, a set of measurement IDs, or a list of target PSCells, where the data can be prepared by the target SN, or an indication for the MN to inform the source SN about a list of prepared target PSCells or a default measurement ID. In some aspects, the respective of a RRCReconfiguration or a RRCConnectionReconfiguration message can include the measurement ID, the set of measurement IDs, or the default measurement ID to inform the UE on the configurations for the cell change operation.

Abstract: For performing a small data transmission triggered in an inactive state of a user equipment (S701, S703), a first transmission method or a second transmission method is selected at least based on a cell of a cellular communication system in which the small data transmission is to be performed by the user equipment (S705). Then the small data transmission is performed using the selected first or second transmission method (S707).

Abstract: According to an example aspect of the present invention, there is provided a method comprising, transmitting, via a first subscriber identity module hosted by a wireless terminal, paging assistance information associated with a second subscriber identity module hosted by the wireless terminal to a core network node serving the second subscriber identity module, wherein said paging assistance information comprises information to be used to determine whether to page the second subscriber identity module when the first subscriber identity module is in connected mode and the second subscriber identity module is in idle mode and receiving, by the wireless terminal, a paging message from the core network node serving the second subscriber identity module in accordance with said paging assistance information when the first subscriber identity module is in connected mode and the second subscriber identity module is in idle

Abstract: An apparatus, method and computer program is described including sending an addition request from a master node of a dual connectivity mobile communication system to a target secondary node of the dual connectivity mobile communication system, wherein each addition request includes information relating to a maximum number of primary secondary cells that can be prepared for primary secondary cell change by said target secondary node; and receiving a response to the addition request from the target secondary node indicating how many primary secondary cells have been prepared by said target secondary node in response to said addition request.

Abstract: Apparatus and method to perform receiving from a network node of a first mobile network of more than one mobile network of a communication network, by a user equipment of the first mobile network, an indication (610) of an approaching coverage limit for a coverage area associated with a link between the first public land mobile network and the user equipment wherein the user equipment includes a multi subscriber identity module, and wherein a first subscriber identity module of the multi subscriber module is connected to a network node associated with the first mobile network; and based on the receiving, performing pro-active preparation for causing (620) a second subscriber identity module of the multi subscriber identity module of the user equipment to enable pro-active preparation of switching to a second mobile network of the more than one mobile network in response to an upcoming failure of the link between the user equipment and the first mobile network based on the approaching coverage limit of the cov