Abstract: It is herein disclosed for example a method performed by a first radio network node (12) for handling communication in the wireless communications network (1). The first radio network node (12) transmits an indication to a second radio network node (16), indicating an obtained delay information for one or more channels associated with a second network node (15) that is conveying traffic that will be transmitted via the second radio network node (16), wherein the delay information indicates a delay between at least a plurality of network nodes. The first radio network node further receives a response from the second radio network node (16) indicating confirmation or rejection to be able to meet a requirement of delay as indicated by said transmitted indication.

Abstract: A user equipment, UE, receives radio resource control, RRC, signaling from a peer UE (14). The RRC signaling indicates radio layer parameters supported by the peer UE (14) or indicates whether radio layer parameters supported by the peer UE (14) are compatible with radio layer parameters required for a connection between the peer UE (14) and the UE. The UE determines whether or not to establish a connection towards the peer UE (14) based on the received RRC signaling.

Abstract: Embodiments include methods for a user equipment (UE) configured to operate in a cell of a wireless network. Such methods include receiving, from a network node of the wireless network, one or more configurations for UE operation in the cell and determining one or more of the following information associated with at least the received configurations and with UE data traffic: UE energy efficiency (EE), and quality-of-service (QoS). Such methods also include sending, to the network node, the determined information or one or more indications thereof. In some embodiments, such methods also include receiving, from the network node, a further configuration for UE operation in the cell. Other embodiments include complementary methods for a network node, as well as UEs and network nodes configured to perform such methods.

Abstract: A method (1800) by a network node (160) operating as a first donor node for a wireless device (110) includes transmitting (1802), to the second donor node (160), a first message requesting a revocation of traffic offloading from the first donor node to the second donor node. Likewise, a network node (160) operating as the second donor node receives the first message requesting the revocation of traffic offloading from the first donor node to the second donor node.

Abstract: Embodiments include methods for a source donor centralized unit (CU) in an integrated access backhaul (IAB) wireless network. Such methods include determining that traffic between the source donor CU and a top-level IAB node in the wireless network needs to be offloaded to a target donor CU in the wireless network. Such methods include sending, to one or more descendant nodes of the source donor CU, a first indication that at least one configuration for traffic between the source donor CU and at least one IAB node is suspended, in association with migration of the top-level IAB node from the source donor CU to the target donor CU. Other embodiments include complementary methods for a target donor CU and for an IAB node, as well as CUs and IAB nodes configured to perform such methods.

Abstract: Embodiments of the present disclosure provide a method implemented in a terminal device for sidelink communication in a wireless network. The method comprises receiving (702), by the terminal device, a message containing sidelink performance information of a sidelink. The sidelink is for communication between the terminal device and another terminal device. A value within the message indicates that the message contains the sidelink performance information. The method also comprises performing (704) a sidelink procedure based on the sidelink performance information and characteristics of the terminal device to communicate through the sidelink.

Abstract: A method by a network node controls connectivity of UEs by identifying a group of UEs for communication with an application controlling parameters used by the UEs for operation in a vehicle platoon. The method controls connectivity for a UE in the group with a RAN node responsive to characteristics of the other UEs in the group. For each of the UEs the characteristic relates to functional operation of the UE with the application. Another method by an application server identifies the group of UEs, and identifies a characteristic of each of the UEs with the application. A message identifying the group of UEs and their characteristics is communicated to a network node for controlling connectivity for individual UEs in the group with a RAN node responsive to the characteristics of the other UEs in the group.

Abstract: Embodiments include methods for a user equipment (UE) to report failure of an inter-radio access technology (RAT) mobility procedure from a source cell to a target cell. Such methods include receiving, from a source node serving the source cell, a command to perform an inter-RAT mobility procedure towards the target cell, which uses a different RAT than the source cell. Such methods include detecting a failure associated with the inter-RAT mobility procedure. The failure cause is either the UE was unable to comply with a configuration included in the command or a protocol error associated with inter-RAT information included in the command. Such methods include sending a failure report, including an indication of the failure cause, to a node serving a cell the UE connected to after detecting the failure. Other embodiments include complementary methods for network nodes, as well as UEs and network nodes configured to perform such methods.

Abstract: A method performed by a wireless device for reporting failure information in a self-organizing network, SON, is provided. The method includes receiving, from a source cell (“cell”) while being connected to the cell, a handover command to attempt a handover to a target cell, one or more bearers associated with the handover to the target cell being configured with a dual active protocol stack, DAPS. The method includes experiencing a failure while attempting the handover. The method includes storing first failure information associated with the failure. The method includes performing a DAPS fallback to the cell based at least in part on experiencing the failure. The method includes experiencing a radio link failure, RLF, while being connected to the cell. The method includes storing second failure information associated with experiencing the RLF. The method includes transmitting the first or second failure information towards the SON.

Abstract: Methods and systems for autonomous sidelink resource allocation are provided. According to one aspect, a method performed by at least one wireless device for autonomous sidelink resource allocation comprises: at a first time, T1, transmitting a first control message announcing a first reservation of a set of radio resources for sidelink communication; at a second time, T2, transmitting a second control message announcing a second reservation of a set of radio resources for sidelink communication; and, at a third time, T3, performing a sidelink communication using the set of radio resources reserved by the second reservation. The second reservation may, for example, confirm the first reservation, cancel or partially cancel the first reservation, modify the first reservation, or completely change the first reservation.

Abstract: Systems and methods are disclosed for enhancements to Mobility Robustness Optimization (MRO) in case of Radio Link Failure (RLF) after successful (conditional) handover. In one embodiment, a method performed by a wireless device comprises receiving a handover (HO) configuration or conditional handover (CHO) configuration from a source cell and declaring a RLF in association with a HO or CHO to a target cell. The method further comprises generating a RLF report responsive to declaring the RLF, the RLF report comprising the HO configuration or CHO configuration, a successful HO report, information about one or more associated time durations, one or more radio link measurements for one or more CHO candidate cells associated to the CHO configuration received from the source cell, or any combination thereof. The method further comprises transmitting the RLF report to a network node.

Abstract: Methods are discussed to operate a wireless device in a wireless communication network. Shared channel occupancy time (COT) signaling is received from a Radio Access Network (RAN) node of the wireless communication network. An indication of a control resource is received from the RAN node. An indication of a shared COT switching point defining a switch from shared COT reception to shared COT transmission is received. Control signaling is transmitted to the RAN node using the control resource responsive to receiving the indication of the switching point and the indication of the control resource. Related methods are discussed to operate a Radio Access Network (RAN) node. Related wireless devices and RAN nodes are also discussed.

Abstract: Methods and apparatuses for classifying mobility failure. A method performed by a wireless device comprises detecting a failure event in a MCG, wherein the failure event is at least one of a RLF and a HOF. The method further comprises logging MCG Failure Information associated with the failure event subsequent to detection of the failure event, wherein the MCG Failure Information comprises an elapsed time between time of reception of a last RRC reconfiguration message associated with the MCG and time of MCG connection failure. The RRC reconfiguration message including reconfiguration with sync.

Abstract: Embodiments include methods performed by a wireless device configured to communicate via an uplink (UL) to a network and via a sidelink (SL) to one or more other wireless devices. Such methods include, based on availability of data to be sent via the SL, triggering a SL Scheduling Request (SR) to obtain a first UL grant to facilitate transmission of a Sidelink (SL) Buffer Status Report (BSR) indicating the data available to be sent via the SL. Such methods include, prior to transmitting the SL SR to obtain the first UL grant, transmitting an UL SR to obtain a second UL grant to facilitate transmission of an UL BSR indicating data available to be sent via the UL. Such methods include selectively transmitting the SL BSR using the second UL grant and cancelling the SL SR transmission in response to transmitting the SL BSR using the second UL grant.

Abstract: A method in a node is disclosed. The method comprises generating a tag for an associated data packet at a first layer, the generated tag indicating one or more parameters related to transmission of the associated data packet. The method comprises signaling the tag from the first layer to another layer. The method comprises mapping, at the another layer, the associated data packet to a logical channel based on the one or more parameters indicated by the tag, and selecting one or more resources for transmission of the associated data packet based on the mapping of the associated data packet to the logical channel.

Abstract: Embodiments include methods for a user equipment (UE) to report link failures in a wireless network. Such methods include, after a link failure (e.g., radio link failure or handover failure) and a failed connection reestablishment in a first public land mobile network (PLMN), connecting to a first cell in the wireless network. Such methods include sending, to a radio network node (RNN) in the wireless network, a failure report including an indication of whether the first cell is associated with the first PLMN. Different forms and/or contents of the indication are disclosed. Other embodiments include complementary methods for a RNN, as well as UEs and RNNs configured to perform such methods.

Abstract: Methods of operating a user equipment, UE, include storing mobility history information, MHI, independent of a radio resource control, RRC, state, wherein the MHI includes a cell identifier that is a serving cell and time information corresponding to how long the UE has stayed in the serving cell, logging public land mobile network, PLMN, specific MHI into the UE, and reporting at least a portion of the MHI to a network node. Analogous methods of operating a radio access network, RAN, node and core network node of a wireless communication system are also provided.

Abstract: A method performed by a first network node for handling communication in a wireless communications network. The first network node receives a data packet with a header including an indicated destination, with a BAP address, and one or more values interpreted by the first network node as reserved or unknown. The first network node checks whether the first network node is an intended destination of the data packet based on the indicated destination in the header. With the proviso that the first network node is not the intended destination of the data packet and the BAP address is not included in the configured backhaul, BH, routing configuration, the first network node discards the data packet; and else, processes the data packet.

Abstract: A method, system and apparatus are disclosed. A network node configured to communicate with a wireless device is provided. The network node configured to, and/or comprising a radio interface and/or comprising processing circuitry configured to receive a unicast request message from a wireless device where the unicast request message includes information associated with a request for a unicast connection, and determine whether to permit establishment of the requested unicast connection based at least in part on the information in the unicast request message.

Abstract: The embodiments herein relate to methods for SL SR/BSR handling. In one embodiment, there proposes a method in a wireless device, comprising: triggering a Sidelink (SL) Buffer Status Report (BSR) in response to data to be sent over the SL; triggering a Sidelink (SL) Scheduling Request (SR) for transmitting the SL BSR, wherein the SL BSR is intended to be transmitted by using a first uplink (UL) grant triggered by the SL SR; and cancelling the SL SR transmission if the SL BSR has been transmitted by using a second UL grant triggered by other sources. With embodiments herein, the LCP can be adapted based on QoS requirement and unsuitable cancel of sidelink BSR can be avoided, which improves performance of both UL and sidelink.