UMTS RESELECTION PERFORMANCE IN SMALL CELL SYSTEMS

    公开(公告)号:US20140179323A1

    公开(公告)日:2014-06-26

    申请号:US13726991

    申请日:2012-12-26

    CPC classification number: H04W36/0005 H04W36/0061 H04W36/04 H04W48/12

    Abstract: A beacon cell adapted for use in a small cell RAN includes dual identities—a beacon identity and a regular or “live” identity—in which the identities are individually configured to address differing performance requirements in the small cell RAN. The beacon identity in the cell is specially configured to meet the performance requirements for mobile user equipment (UE) to be able to quickly and easily move from a macrocell base station in a mobile operator's network to the small cell RAN using a process called “reselection.” The live identity is configured to meet all requirements for service to be provided to the UE within the small cell RAN. Once captured by the beacon identity of the beacon cell, the UE can then immediately reselect to the live identity of the cell which operates in a conventional manner.

    DYNAMIC TOPOLOGICAL ADAPTATION
    86.
    发明公开
    DYNAMIC TOPOLOGICAL ADAPTATION 审中-公开
    动态拓扑适应

    公开(公告)号:EP2332359A1

    公开(公告)日:2011-06-15

    申请号:EP09745171.0

    申请日:2009-09-30

    CPC classification number: H04W52/40 H04W16/08 H04W52/243 H04W52/343

    Abstract: Apparatus and methods for reconfiguration of a communication environment based on loading requirements. Network operations are monitored and analyzed to determine loading balance across the network or a portion thereof. Where warranted, the network is reconfigured to balance the load across multiple network entities. For example, in a cellular-type of network, traffic loads and throughput requirements are analyzed for the access points and their user equipment. Where loading imbalances occur, the cell coverage areas of one or more access points can be reconfigured to alleviate bottlenecks or improve balancing.

    ADDRESSING METHODS AND APPARATUS FOR USE IN A COMMUNICATION SYSTEM
    89.
    发明公开
    ADDRESSING METHODS AND APPARATUS FOR USE IN A COMMUNICATION SYSTEM 审中-公开
    寻址使用方法和装置的通信系统

    公开(公告)号:EP2353322A1

    公开(公告)日:2011-08-10

    申请号:EP09748182.4

    申请日:2009-10-21

    Inventor: GALLAGHER, Mark

    CPC classification number: H04W4/20

    Abstract: In a cellular communication network having a plurality of access points serving wireless terminals, methods and apparatus for facilitating handoff of a wireless terminal from a first access point to a second access point. In various embodiments, the process includes storing in a memory device at the wireless terminal a cell identifier, wherein the cell identifier includes a special character enabling the cell identifier to identify a plurality of access points to which the wireless terminal can be handed off; and the wireless terminal using the stored address information to determine access points to which a handoff may be implemented. One or more cell identifiers stored in the memory can be used as a neighbor list, which can be used to identify handoff possibilities or topographical adjacencies.

    TOPOLOGY DISCOVERY AND MANAGEMENT AND SON ORCHESTRATION
    90.
    发明公开
    TOPOLOGY DISCOVERY AND MANAGEMENT AND SON ORCHESTRATION 审中-公开
    拓扑发现和管理以及SON协议

    公开(公告)号:EP3269093A2

    公开(公告)日:2018-01-17

    申请号:EP16762711.6

    申请日:2016-03-14

    CPC classification number: H04L41/12 H04L41/0893 H04W24/02

    Abstract: Systems and methods are disclosed for managing an aggregated self-organizing network (A-SON). In such, a plurality of small cells is grouped into clusters using available topology information. In one implementation, a subset of clusters is assigned to groups of a first type, such that the clusters within a group of the first type have minimal RF connectivity. For example, scanning or updating of RF parameters may then be coordinated such that adjacent clusters do not scan or update simultaneously but clusters within groups of the first type do have at least partially overlapping scans or updates. Similarly, subsets of clusters may be assigned to first and second groups of a second type, such that the clusters within a first group of the second type have sufficient coverage to provide RF connectivity to clusters within the second group, if the second group encounters a service interruption. Other benefits are also described.

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