Abstract: A system, apparatus, method, and non-transitory computer readable medium for reducing and/or optimizing signaling messages between a radio access network (RAN) node and a core network based on an operation mode of the RAN node may include a core network server including: a memory storing computer readable instructions; and at least one processor configured to execute the computer readable instructions to establish a control plane connection with at least one radio access network (RAN) node, the at least one RAN node supporting at least a first connection mode and a second connection mode, determine a connection mode of the at least one RAN node, and restrict transmission of at least one signaling message to the at least one RAN node based on results of the determining the connection mode of the at least one RAN node.

Abstract: Various example embodiments relate to relate to network nodes (20A; 20B), methods and computer program products configured to hand over a communication link between a cell and user equipment (10) in a wireless communication network from a source cell (40A) to a target cell (40B; 40C).

Abstract: In accordance with some embodiments, a method may include transmitting, by a source network entity, at least one handover prepare request comprising at least one extension indication to a target network entity. The method may further include receiving, by the source network entity, in response to the at least one handover prepare request, at least one handover request response from the target network entity. The method may further include transmitting, by the source network entity, at least one handover command acknowledgement to at least one user equipment based upon the at least one handover request response.

Abstract: A method may include receiving a request for conditional handover from a source node. The method may also include sending a conditional handover request acknowledgment message in response to the request. The method may further include sending a conditional handover cancellation message to a source node. The conditional cancellation message may include a genuine cancellation or a modification-related cancellation. Further, the method may include receiving a response message from the source node in response to the conditional handover cancellation message. In addition, the method may include deciding to keep or release user equipment context based on the response message.

Abstract: Disclosed is a method comprising obtaining a plurality of handover parameter values, using a first machine learning model to select a subset of handover parameter values from the plurality of handover parameter values, obtaining historical information of a plurality of terminal devices, determining a first set of optimal handover parameter values for the plurality of terminal devices from the subset of handover parameter values, tagging the first set of optimal handover parameter values with the historical information of the plurality of terminal devices to obtain a labelled dataset, and training a second machine learning model with the labelled dataset, wherein the trained second machine learning model is capable of predicting a second set of optimal handover parameter values for a first terminal device based on historical information of the first terminal device.

Abstract: An apparatus including: 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: select reference neighbouring cells among a plurality of neighbouring cells of a serving cell, wherein the reference neighboring cells have a same numerology and synchronization signal block burst patterns overlapping in time and with a same periodicity; determine a measurement gap configuration allowing at least one terminal served by the serving cell to measure at least one synchronisation signal block from at least one of the reference neighbouring cells; and provide, to the at least one terminal, the measurement gap configuration.

Abstract: A system, apparatus, method, and non-transitory computer readable medium for reducing and/or optimizing signaling messages between a radio access network (RAN) node and a core network based on an operation mode of the RAN node may include a core network server including: a memory storing computer readable instructions; and at least one processor configured to execute the computer readable instructions to establish a control plane connection with at least one radio access network (RAN) node, the at least one RAN node supporting at least a first connection mode and a second connection mode, determine a connection mode of the at least one RAN node, and restrict transmission of at least one signaling message to the at least one RAN node based on results of the determining the connection mode of the at least one RAN node.

Abstract: A system, apparatus, method, and non-transitory computer readable medium for reducing and/or optimizing signaling messages between a radio access network (RAN) node and a core network based on an operation mode of the RAN node may include a core network server including: a memory storing computer readable instructions; and at least one processor configured to execute the computer readable instructions to establish a control plane connection with at least one radio access network (RAN) node, the at least one RAN node supporting at least a first connection mode and a second connection mode, determine a connection mode of the at least one RAN node, and restrict transmission of at least one signaling message to the at least one RAN node based on results of the determining the connection mode of the at least one RAN node.

Abstract: In accordance with some embodiments, a method may include transmitting, by a source network entity, at least one handover prepare request comprising at least one extension indication to a target network entity. The method may further include receiving, by the source network entity, in response to the at least one handover prepare request, at least one handover request response from the target network entity. The method may further include transmitting, by the source network entity, at least one handover command acknowledgement to at least one user equipment based upon the at least one handover request response.

Abstract: A method may include receiving, by a secondary node of a third radio access technology (RAT) that is operating as a secondary node for an inter-radio access technology (inter-RAT) dual connectivity connection with a user device from a master node of a first RAT that is operating as a master node for the inter-RAT dual connectivity connection with the user device, a release request including a forward without sequence number indication that instructs the secondary node of the third RAT to forward, without sequence numbers, data for the dual connectivity connection to a target node of a second RAT, wherein the second RAT is different than the first RAT; and forwarding, by the secondary node of the third RAT towards the target node of the second RAT, via a data forwarding path that omits the master node of the first RAT, data without sequence numbers to the target node.

Abstract: A method may include receiving, by a secondary node of a third radio access technology (RAT) that is operating as a secondary node for an inter-radio access technology (inter-RAT) dual connectivity connection with a user device from a master node of a first RAT that is operating as a master node for the inter-RAT dual connectivity connection with the user device, a release request including a forward without sequence number indication that instructs the secondary node of the third RAT to forward, without sequence numbers, data for the dual connectivity connection to a target node of a second RAT, wherein the second RAT is different than the first RAT; and forwarding, by the secondary node of the third RAT towards the target node of the second RAT, via a data forwarding path that omits the master node of the first RAT, data without sequence numbers to the target node.

Abstract: Disclosed is a method comprising obtaining a plurality of handover parameter values, using a first machine learning model to select a subset of handover parameter values from the plurality of handover parameter values, obtaining historical information of a plurality of terminal devices, determining a first set of optimal handover parameter values for the plurality of terminal devices from the subset of handover parameter values, tagging the first set of optimal handover parameter values with the historical information of the plurality of terminal devices to obtain a labelled dataset, and training a second machine learning model with the labelled dataset, wherein the trained second machine learning model is capable of predicting a second set of optimal handover parameter values for a first terminal device based on historical information of the first terminal device.

Abstract: A method may include receiving a request for conditional handover from a source node. The method may also include sending a conditional handover request acknowledgment message in response to the request. The method may further include sending a conditional handover cancellation message to a source node. The conditional cancellation message may include a genuine cancellation or a modification-related cancellation. Further, the method may include receiving a response message from the source node in response to the conditional handover cancellation message. In addition, the method may include deciding to keep or release user equipment context based on the response message.

Abstract: A system, apparatus, method, and non-transitory computer readable medium for reducing and/or optimizing signaling messages between a radio access network (RAN) node and a core network based on an operation mode of the RAN node may include a core network server including: a memory storing computer readable instructions; and at least one processor configured to execute the computer readable instructions to establish a control plane connection with at least one radio access network (RAN) node, the at least one RAN node supporting at least a first connection mode and a second connection mode, determine a connection mode of the at least one RAN node, and restrict transmission of at least one signaling message to the at least one RAN node based on results of the determining the connection mode of the at least one RAN node.

Abstract: A method for load balancing among carriers within a wireless communication network, this method comprising the following steps—collecting information indicative of a user traffic profile, this user traffic profile being associated with a user equipment connected through a first carrier frequency to the wireless communication network; deciding on whether to offload the traffic of the user equipment from the first carrier frequency to a second carrier frequency on the basis of at least the information indicative of the user traffic profile.

Abstract: The present invention provides a method for implementation in a wireless communication system including a plurality of base stations, a plurality of gateways, and a plurality of mobility management entities. The method includes receiving, at a first mobility management entity and from a first base station, measurement data collected by the first base station for a first mobile unit having a connection to the wireless communication system via the first base station. The measurement data includes a temporary identifier associated with the first mobile unit for the duration of the connection. The method also includes identifying the first mobile unit using the temporary identifier and forming a first record associated with the first mobile unit. The first record includes the measurement data collected by the first base station for the first mobile unit and previously collected measurement data for the first mobile unit.

Abstract: A method of setting hand over (HO) parameters for a user equipment (UE) connected to a first cell of a base station (BS) may include receiving, at the BS, history data corresponding to the UE, the history data including, for each of a plurality of cells the UE was previously connected to, an entry including HO information of the UE at the cell; determining at the BS, an activity type of the UE based on the received history data; and setting, at the BS, the HO parameters for the UE based on the determined activity type, the HO parameters controlling the manner in which the UE detects conditions for initiating an HO event.

Abstract: The present invention provides a method of determining handoff parameters. One embodiment of the method includes determining values of a hysteresis for a handoff from a serving cell, one or more pairwise offset values for hand off between the serving cell and one or more neighbor cells, and one or more times-to-trigger (TTTs) for hand off between the serving cell and the neighbor cell(s). The values may be determined So that hand off is triggered beyond a first distance from the serving cell selected to avoid ping-ponging and within a second distance from the serving cell selected so that a mobile unit moving at a selected velocity does not travel beyond a third distance within the TTT.

Abstract: The present invention provides a method of assigning cell identifiers to a plurality of cells. The method includes detecting cells within a selected distance from a first cell in the plurality of cells. The distance is selected to encompass portions of neighbor cells of the first cell and neighbor-of-neighbor cells of the first cell. The method also includes assigning a first cell identifier to the first cell. The first cell identifier is different than cell identifiers assigned to the cells detected within the selected distance from the first cell.

Abstract: The present invention provides a method of determining handoff parameters. One embodiment of the method includes determining values of a hysteresis for a handoff from a serving cell, one or more pairwise offset values for hand off between the serving cell and one or more neighbor cells, and one or more times-to-trigger (TTTs) for hand off between the serving cell and the neighbor cell(s). The values may be determined So that hand off is triggered beyond a first distance from the serving cell selected to avoid ping-ponging and within a second distance from the serving cell selected so that a mobile unit moving at a selected velocity does not travel beyond a third distance within the TTT.