Abstract: Provided are an information transmission method and apparatus, a communication node, and a storage medium. The information transmission method applied to a first communication node includes the followings: determining paging capability indication information, where the paging capability indication information indicates the paging capability of the first communication node in an inactive state, and transmitting the paging capability indication information to a third communication node. The paging mechanism in the inactive state is effectively determined by using the method.

Abstract: Provided are a network processing method and apparatus, a core network, a base station and a computer readable storage medium. A core network side initiates an NG interface terminal radio capability check request message to a master base station, the NG interface terminal radio capability check request message including terminal radio capability information of a plurality of base stations accessed by a terminal via dual-connectivity or multi-connectivity; and then the core network side receives an NG interface terminal radio capability check response message fed back by the master base station, the NG interface terminal radio capability check response message at least carrying indication information of whether the base stations support a specific service.

Abstract: An information synchronization method applied to a secondary node is provided. The method includes: configuring first information, wherein the first information includes at least one of: whether a Signaling Radio Bearer (SRB) k corresponding to the secondary node has a capability of supporting fast recovery of a primary radio link failure; and whether the SRBk corresponding to the secondary node is in a state of supporting fast recovery of the primary radio link failure, wherein k is any integer greater than or equal to 3, and different secondary nodes corresponding to the same master node correspond to different values of k; and sending a first message to a first master node, wherein the first message carries the first information. An information synchronization apparatus, an electronic device, and a computer readable storage medium are also provided.

Abstract: Methods, apparatus, and systems for providing multicast handover are disclosed. In one example aspect, the method includes receiving, by a first radio access node, a multicast flow comprising data packets of a multicast service, determining, by the first radio access node, whether to initiate a handover procedure for a user device from the first radio access node to a second radio access node, replacing, upon determination to initiate the handover procedure, by the first radio access node, a first portion of the data packets with a flow identifier of a unicast flow, and forwarding, by the first radio access node, the data packets of the multicast service including the flow identifier of the unicast flow to the second radio access node.

Abstract: Methods, apparatus, and systems for enabling effective reuse of a multicast or shared tunnel for a multicast and broadcast service are described. In one example aspect, a wireless communication method includes receiving, by a network node in a core network, information from a first access node requesting a multicast tunnel associated with a multicast and broadcast service, and transmitting, by the network node to the first access node, information about a shared tunnel associated with the multicast and broadcast service that has been established for a second access node.

Abstract: Provided are a method and device for resuming data radio bearer, a storage medium and an electronic device. The method for resuming data radio bearer includes: indication information is sent to a network-side network element, the indication information being used for indicating a first data radio bearer in data radio bearers maintained by User Equipment (UE), and the first data radio bearer being a data radio bearer needing to send uplink data; configuration information returned by the network-side network element according to the indication information is received; and the first data radio bearer is resumed according to the configuration information.

Abstract: Presented are a systems, methods, apparatuses, or a computer-readable media for uplink packet duplication transmission. A host radio access network (RAN) node hosting a packet data convergence protocol (PDCP) entity may determine a location of a primary radio link control (RLC) entity. The host RAN node may transmit, to an assisting RAN node, the location of the primary RLC entity.

Abstract: The present disclosure describes methods, system, and devices for selecting a radio bearer mode for multicast broadcast services (MBS). The method includes informing a radio access network (RAN) that a user equipment (UE) is receiving/interested to receive or no longer receiving/interested to receive multicast broadcast service (MBS) services via a cast mode. The method includes sending, by the UE, MBS interest information to the RAN, the MBS interest information comprising a list of MBS services of interest.

Abstract: Provided are method and apparatus for maintaining an air interface inactive state. The method includes: receiving an RRC uplink notification message sent by a UE, the RRC uplink notification message carrying information notifying that the UE is out of coverage of a serving cell under a source secondary node; performing, based on the RRC uplink notification message, a migration operation of a related high-level configuration of a PDU session anchored to the source secondary node by the UE, a migration target node being a target secondary node or a current master node; and sending an RRC downlink reply message to the UE after performing the migration operation of the high-level configuration, and maintaining the UE in a dual-connectivity or single-connectivity air interface inactive state.

Abstract: Presented are systems and methods for dynamically changing multicast service delivery between multicast and unicast with service continuity. A wireless communication device may receive multicast radio resource configuration information from a network. The wireless communication device may configure, according to the multicast radio resource configuration information, an air interface protocol stack of the wireless communication device. The wireless communication device may receive data of a multicast service according to the multicast radio resource configuration information.

Abstract: Method, device and computer program product for wireless communication are provided. A method includes: transmitting, by a first wireless communication node, a control message to a second wireless communication node, to control the second wireless communication node to instruct a wireless communication terminal to enter a radio resource control, RRC, inactive mode and transmitting at least one small data transmission, SDT, configuration to the wireless communication terminal.

Abstract: The disclosed techniques enable communication nodes to perform rate adjustments. As an example, a communication node may receive a control information from a network node. Based on the received control information, the control node may determine that the network node supports codec adaptation or that the communication node is allowed to enable the codec adaptation.

Abstract: Methods and systems for establishing multicast and broadcast services are described. In one example aspect, the method includes adding, upon determination that flow establishment configuration information does not include a multicast broadcast service (MBS) flow identifier, a first identifier to the user data of the data traffic flow, and transmitting the data traffic flows with the first identifier through the unicast tunnel, or adding, upon determination that the flow establishment configuration information includes the multicast broadcast service (MBS) flow identifier and the corresponding multicast shared tunnel, a second identifier to the user data of the data traffic flows, and transmitting the data traffic flows with the second identifier through the multicast shared tunnel.

Abstract: A method for wireless communications includes operating a first network element in a wireless communication network to provide connectivity between a first core network and a user device, wherein the wireless communication network includes a second network element that is configured to provide a secondary connectivity between the first core network and the user device, and communicating, by the first network element, in a handover to a third network element configured to provide connectivity with a second core network, configuration information of the second network element to the third network element.

Abstract: A system and method for multicast/broadcast service data synchronization. In some embodiments, the method includes transmitting, by a first network node, synchronization information to a second network node. In some embodiments, the synchronization information indicating a plurality of information elements configured to transmit Multicast/Broadcast Service (MBS) data on a user plane over an interface.

Abstract: Presented are systems, methods, apparatuses, or computer-readable media for controlling uplink (UL) duplication. An assisting radio access network (RAN) node may receive, from a host RAN node hosting a packet data convergence protocol (PDCP) entity, radio link control (RLC) activation information associated with a dedicated radio bearer (DRB) for uplink duplication. The assisting RAN node may establish a medium control element (MAC) control element (CE) frame, according to the RLC activation information.

Abstract: The present disclosure provides service sending and receiving methods and devices, and a storage medium. The method includes that: a sending technology corresponding to a service to be sent is determined, where the sending technology at least includes the first sending technology and the second sending technology which correspond to different versions of receiving User Equipment (UE) respectively; and a sending resource corresponding to the sending technology is determined, and the service to be sent is sent on the determined sending resource.

Abstract: A system and method for communication between a wireless communication device, a wireless communication node, and a core network are disclosed herein. In one embodiment, the system and method are configured to receive, by the core network, communication configuration information associated with a wireless communication device. The core network can refrain from transmitting to a wireless communication node a downlink packet size associated with the wireless communication device, when a downlink data packet size is greater than a downlink transmission capability of the wireless communication device. The core network can transmit to the wireless communication node, the downlink packet size in a paging message, when the downlink data packet size is less than or equal to the downlink transmission capability of the wireless communication device.

Abstract: Proposed are a CHO resource processing method, apparatus and system. The CHO resource processing method comprises: a source base station of a UE sending CHO resource change request indication information to at least one CHO target base station of the UE, the CHO resource change request indication information being used for instructing at least one CHO target base station to change the resource of at least one CHO target cell of the UE; and the source base station sending a CHO resource change notification to the UE, the CHO resource change notification comprising information indicating the change in resource of at least one CHO target cell and an identifier of at least one CHO target cell.

Abstract: A method for wireless communications includes operating a first network element in a wireless communication network to provide connectivity between a first core network and a user device, wherein the wireless communication network includes a second network element that is configured to provide a secondary connectivity between the first core network and the user device, and communicating, by the first network element, in a handover to a third network element configured to provide connectivity with a second core network, configuration information of the second network element to the third network element.