Adaptive MME Selection Method For an Incoming UE

    公开(公告)号:US20220400407A1

    公开(公告)日:2022-12-15

    申请号:US17892834

    申请日:2022-08-22

    Abstract: Systems and methods for MME adaptive selection are described. The method includes: initializing a health checkup algorithm at an eNodeB for each MME connected to as per configuration values; starting a health check timer for each MME; continuing with an Initial Attach procedure for incoming calls based on SAE-Temporary Mobile Subscriber Id (S-TMSI), (Globally Unique MME Identifier) GUMMEI, or capacity/load balancing considerations; on every UE attach attempt, incrementing a total calls count; and on every S1 AP Error Indication/no response from an ME, incrementing a total fail calls count; determining when the health check timer for an MME expires; calculating a failed calls/total calls percentage value. Based on the value of the timer, appropriate action is taken.

    Handover Forking Support for Improving Handover Success Rate in LTE

    公开(公告)号:US20220124577A1

    公开(公告)日:2022-04-21

    申请号:US17504499

    申请日:2021-10-18

    Abstract: A method, system and computer-readable media are presented for providing forked handover. In one embodiment a method includes building, by a HetNet Gateway (HNG), a cache of all neighbors of a source cell; organizing a list of cells, the list including an original target cell and at least one additional target cell; when a handover determination is to be made, determining the most probable additional cells where a User Equipment (UE) may land if it does not go to the original target cell; duplicating, by the HNG, indirect forwarding data packets coming in from the UE and sending the packets to all additional target cells; and canceling, by the HNG, handovers from all cells other than the target cell target which catches the UE.

    Multi-radio access technology paging

    公开(公告)号:US11044699B2

    公开(公告)日:2021-06-22

    申请号:US17009627

    申请日:2020-09-01

    Abstract: Systems and methods for improved paging are described. In one embodiment, a method is described, comprising: providing a combined database in a heterogeneous radio access network at a coordinating gateway between a plurality of radio access network nodes and a plurality of core network nodes; at the coordinating gateway, storing a first location of a user device in the combined database in association with a user device identifier and based on receiving a first user device registration request at a first radio access network; at the coordinating gateway, storing a second location of the user device in the combined database in association with the user device identifier and based on receiving a second user device registration request at a second radio access network; and querying the combined database for a last known location of the user device across both the first and the second radio access network.

    Paging Optimization for VeNB
    14.
    发明申请

    公开(公告)号:US20180368100A1

    公开(公告)日:2018-12-20

    申请号:US16051345

    申请日:2018-07-31

    Abstract: A method is described, comprising: creating, at a coordinating server, a user page cache table, the user page cache table associates a user equipment (UE) identifier with a last known location of the UE and a virtual base station instance; creating, at the coordinating server, a neighbor relation table, the neighbor relation table associates each cell to neighbor cells; receiving, at the coordinating server from a core network, a paging message for a user equipment (UE), the paging message comprises a tracking area identity (TAI), the UE identifier, and the virtual base station instance; querying, at the coordinating server, in the user page cache table based on the UE identifier received in the paging message to identify the virtual base station instance and the last known location; forwarding, from the coordinating server to the last known location of the UE, the paging message based on the queried last known location.

    UE Mobility Across Super-Cells
    15.
    发明申请

    公开(公告)号:US20180160337A1

    公开(公告)日:2018-06-07

    申请号:US15889202

    申请日:2018-02-05

    Abstract: Systems and methods are disclosed for a 3G gateway. In a first embodiment, a method is disclosed for a network, comprising: receiving a relocation request message at a home nodeB gateway (HNBGW), the HNBGW coupled to an operator core network, the relocation request message including a target super cell identifier and a user equipment (UE) identifier; sending a second relocation request message from the HNBGW to a coordinating node, the coordinating node having as its identifier the target super cell identifier; querying a lookup table at the coordinating node using the UE identifier to determine a target cell identifier; replacing, in the second relocation request message, the target super cell identifier with the target cell identifier to create a third relocation request message; and sending the third relocation request message to a target cell identified by the target cell identifier.

    Empirical and Adaptive Paging Policy

    公开(公告)号:US20250016735A1

    公开(公告)日:2025-01-09

    申请号:US18766646

    申请日:2024-07-08

    Abstract: An intelligent scheme is proposed for the network to keep reconfiguring and re-tuning itself to achieve an optimal paging policy without requiring manual intervention. The scheme will allow the network to automatically devise a paging policy to adapt to the network deployment in place and as per the mobility pattern of users in the area covered by a particular CELL tower during different times of the day.

    ENDC Connectivity with Virtualized eNBs

    公开(公告)号:US20230043184A1

    公开(公告)日:2023-02-09

    申请号:US17880644

    申请日:2022-08-03

    Abstract: A method for establishing indirect and/or dual connectivity between virtualized 5G gENBs and virtualized 4G eNodeBs for dynamic X2 is disclosed. In one embodiment a method includes virtualizing, with a HetNet Gateway (HNG), BBUs and home eNodeBs over a standard S1 interface; establishing the HNG as a macro interfacing an EPC on 3GPP standard interfaces; communicating with an MME over the S1 interface for control plane signaling; and communicating with SAEGW over a standard GTPU interface for a data plane.

    Paging Optimization for VeNB
    20.
    发明申请

    公开(公告)号:US20200305121A1

    公开(公告)日:2020-09-24

    申请号:US16897179

    申请日:2020-06-09

    Abstract: A method is described, comprising: creating, at a coordinating server, a user page cache table, the user page cache table associates a user equipment (UE) identifier with a last known location of the UE and a virtual base station instance; creating, at the coordinating server, a neighbor relation table, the neighbor relation table associates each cell to neighbor cells; receiving, at the coordinating server from a core network, a paging message for a user equipment (UE), the paging message comprises a tracking area identity (TAI), the UE identifier, and the virtual base station instance; querying, at the coordinating server, in the user page cache table based on the UE identifier received in the paging message to identify the virtual base station instance and the last known location; forwarding, from the coordinating server to the last known location of the UE, the paging message based on the queried last known location.

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