Abstract: According to an example aspect of the present disclosure, there is provided a method comprising performing with a first node beam measurement for downlink beams received with the first node from at least one second node, scheduling with the first node at least one third node for uplink transmission to the first node, determining with the first node one or more of the downlink beams that can be received simultaneously with a beam of the at least one third node based at least partially on the scheduling of the at least one third node and the performing of the beam measurement, and transmitting with the first node results of the performed beam measurement wherein the results comprise an indication of the one or more determined downlink beams that can be received simultaneously with the beam of the at least one third node.

Abstract: Methods, apparatuses, and computer programs for timing enhancement for an integrated access and backhaul node are disclosed. A method includes receiving a control element that is used to determine a timing mode and/or associated timing information for an integrated access and backhaul node; determining the timing mode and/or the associated timing information for the integrated access and backhaul node, based on the control element; and applying the timing mode and/or the associated timing information for a subsequent uplink transmission for the integrated access and backhaul node.

Abstract: A system, apparatus, method, and non-transitory computer readable medium for system information acquisition for reduced capability NR devices may include a UE device which is caused to, acquire first system information from a first cell, the first system information being applicable to a system information area; enter a sleep state of an extended sleep cycle mode for a desired time period in accordance with extended sleep cycle configuration information; enter an active state of the extended sleep cycle mode in response to expiration of the desired time period; select a second cell distinct from the first cell; determine whether to acquire second system information from the second cell, the second system information being applicable to the system information area; and acquire the second system information from the second cell based on the determining

Abstract: According to an aspect, there is disclosed a method that includes aligning, by a radio access network node wirelessly connected to at least two parent nodes and to a child node, an uplink reception timing associated with the child node with a downlink reception timing associated with a parent node of the at least two parent nodes.

Abstract: An apparatus comprising means for receiving, by an integrated access backhaul node from an integrated access backhaul donor, information for limiting re-routing of data packets over one or more wireless backhaul connections of an integrated access backhaul network; means for receiving, by the integrated access backhaul node, at least one data packet over a first wireless backhaul connection from an originating integrated access backhaul node; means for re-routing, by the integrated access backhaul node, the received at least one data packet over a second wireless backhaul connection based on the received information for limiting re-routing.

Abstract: There is disclosed method for a network apparatus, the method comprising configuring the network apparatus to use a first transmit and/or receive pattern selected from a plurality of available transmit and/or receive patterns for performing discovery procedures with another network apparatus, wherein the first transmit and/or receive pattern is selected from said plurality in dependence on at least the mobility of said network apparatus and/or on the relative mobility of said network apparatus to said another network apparatus.

Abstract: According to an example embodiment, a method may include transmitting, to at least one integrated access backhaul (IAB) (e.g., relay) node within a wireless network, link capacity threshold information, wherein the at least one IAB node is requested to perform threshold-based reporting of updated link capacity based on the link capacity threshold information; and receiving, from a first IAB node of the at least one IAB node, an updated link capacity report that was triggered (e.g., caused to be generated and/or transmitted) at the IAB node based on a change of available link capacity of the IAB node with respect to the capacity threshold information, the updated link capacity report indicating updated available link capacity of at least one a child backhaul link or at least one access link of the first IAB node.

Abstract: Implementations of advanced frequency synchronization in a mobile integrated access backhaul deployment are disclosed. An apparatus includes at least one processor, and at least one non-transitory memory including computer program code, wherein the at least one memory and the computer program code are configured to, with the at least one processor, cause the apparatus at least to perform: estimate a change in a propagation delay at two time instants, measure a time period of the two time instants using a local clock of a network node, wherein the two time instants correspond to a known timing of a received signal, subtract the change of the propagation delay from the measured time period, calculate a difference between the subtracted time period and a known timing of the received signal; and convert the difference to a frequency offset value to synchronize downlink transmission frequency between the network node and a parent node.

Abstract: An apparatus comprising means for receiving, by an integrated access backhaul node from an integrated access backhaul donor, information for limiting re-routing of data packets over one or more wireless backhaul connections of an integrated access backhaul network; means for receiving, by the integrated access backhaul node, at least one data packet over a first wireless backhaul connection from an originating integrated access backhaul node; means for re-routing, by the integrated access backhaul node, the received at least one data packet over a second wireless backhaul connection based on the received information for limiting re-routing.

Abstract: Methods and apparatus, including computer program products, are provided for MBSFN measurements. In one aspect there is provided a method. The method may include receiving, by a user equipment, measurement configuration information indicative of one or more first measurements to be performed on a first set of subframes and one or more second measurements to be performed on a second set of subframes, wherein the first set of subframes are associated with multicast broadcast mobile services and the second set of subframes are associated with non-multicast broadcast mobile services; and performing one or more measurements in accordance with the received measurement configuration information; and reporting one or more first measurement results for the one or more first measurements supplemented with one or more second measurement results for the one or more second measurements. Related apparatus, systems, methods, and articles are also described.

Abstract: Embodiments of the disclosure provide a method, device and computer readable medium for centralized unit switch. According to embodiments of the present disclosure, the DU transmits identity information of a target CU/DU to the source CU for the CU switch. The target CU does not need to initiate context setup procedure to set up context for the terminal device. Thus, the switch is implemented with minimized signaling and interruption in the data connection and the switched is completed faster by avoiding the unnecessary F1 AP context setup.

Abstract: According to the disclosure there is provided an apparatus comprising means for performing: receiving a configuration for a distributed unit of the apparatus for transmitting reference signals using a time domain resource of the apparatus, in accordance with a time domain transmission pattern; and receiving a configuration for a mobile termination unit of the apparatus for reception of reference signals using the time domain resource of the apparatus, in accordance with a time domain reception pattern; and selectively measuring received reference signals in dependence on a determination of whether measurement of received reference signals is required.

Abstract: There is provided a method in a device of a cellular network, the method comprising: receiving a user plane data from a source network node of the cellular network; detecting that at least one quality condition with respect to the user plane data transfer is met; and in response to the detecting that the at least one quality condition is met, causing a transmission of an indication for a data forwarding or duplication to a target network node of the cellular network or to the source network node, the data forwarding or duplication causing the source network node to forward or duplicate a user plane data of the device to the target network node.

Abstract: A network apparatus, such as a road side unit, measures signalling transmitted from vehicle devices, to obtain the status of road traffic in the proximity of the road side unit. If a pre-defined triggering event is detected in the status of the road traffic in the proximity of the road side unit, the road side unit transmits to a serving network node, a status report in order to report the obtained road traffic status to the serving network node. The road side unit receives, from the serving network node, control signalling indicating at least one road side unit operation mode selected for communication, and sets the operation mode of the road side unit to correspond to the at least one selected road side unit operation mode for the communication.

Abstract: An apparatus for use by a communication element or function communicating in a first network area of a communication network, the first network area being controlled by first communication network control element or function, the apparatus comprising at least one processing circuitry, and at least one memory for storing instructions to be executed by the processing circuitry, wherein the at least one memory and the instructions are configured to, with the at least one processing circuitry, cause the apparatus at least: to conduct a processing for a conditional handover procedure of the communication element or function served by the first communication network control element or function, to receive and process, in the processing for the conditional handover procedure, handover configuration information defining how the conditional handover procedure is to be executed at the communication element or function, wherein the handover configuration information includes instructions for the communication element or

Abstract: According to an aspect, there is provided a control node comprising means for performing: maintaining information, in a database, on a plurality of network nodes which are configured to perform wireless backhauling in at least one wireless backhaul network and are in communication with the control node, selecting, based on the information on the plurality of network nodes and according to pre-defined criteria, a first and a second set of network nodes from the plurality of network nodes and transmitting to the first set a first command to transmit a reference signal at one or more first pre-defined time instances and to the second set of network nodes a second command to monitor received signals at said one or more first pre-defined time instances to measure the reference signal.

Abstract: Methods and apparatus, including computer program products, are provided for MBSFN measurements. In one aspect there is provided a method. The method may include logging, at a user equipment, one or more measurements performed on one or more subframes associated with multicast broadcast mobile services; and determining, by the user equipment based on a configured rule, whether a serving network node is a public land mobile network to which the user equipment is allowed to indicate availability of the logged one or more measurements and/or report the logged one or more measurements. Related apparatus, systems, methods, and articles are also described.

Abstract: According to an aspect, there is provided a control node comprising means for performing: maintaining information, in a database, on a plurality of network nodes which are configured to perform wireless backhauling in at least one wireless backhaul network and are in communication with the control node, selecting, based on the information on the plurality of network nodes and according to pre-defined criteria, a first and a second set of network nodes from the plurality of network nodes and transmitting to the first set a first command to transmit a reference signal at one or more first pre-defined time instances and to the second set of network nodes a second command to monitor received signals at said one or more first pre-defined time instances to measure the reference signal.

Abstract: Methods, devices, systems, techniques, and computer program products are provided in which an eNB, within a wireless communications network, determining network coverage status relating to a cell served by it, where the eNB supports UE-to-Network relay for a remote UE using direct device-to-device communication between the remote UE and a relay UE connected to the serving cell. Based on a determination of network coverage status, at least one UE is initiated and selected to act as a relay UE. The radio interface link quality of the relay UE can be evaluated and the relay UE can be configured to send an indication of the radio interface link quality to the remote UE. Based on the determined network coverage status and selection of a relay UE, the remote UE is controlled by the eNB for the relay UE discovery and selection either directly or via the relay UE.

Abstract: Methods and apparatus, including computer program products, are provided for interworking. In one aspect there is provided a method. The method may include receiving interworking information, wherein the interworking information comprises at least one rule associated with network access; and receiving information from a network, wherein the information describes how to use the at least one rule associated with network access. Related apparatus, systems, methods, and articles are also described.