COMMUNICATION METHOD FOR MESH AND STAR TOPOLOGY STRUCTURE WIRELESS SENSOR NETWORK
    1.
    发明申请
    COMMUNICATION METHOD FOR MESH AND STAR TOPOLOGY STRUCTURE WIRELESS SENSOR NETWORK 有权
    通信方法MESH和STAR拓扑结构无线传感器网络

    公开(公告)号:US20110310770A1

    公开(公告)日:2011-12-22

    申请号:US13220724

    申请日:2011-08-30

    IPC分类号: H04L12/28

    摘要: A method of achieving wireless sensor network (WSN) communication in a mesh and star topology network (MSTN), including: a) connecting a plurality of nodes in a WSN to form a mesh and star hybrid topology structure; b) based on the topology structure, defining a superframe structure based on IEEE 802.15.4-2006; c) based on the topology structure and superframe structure, defining methods for long period data processing, connectivity assessment, medium access control, channel measurement, frequency hopping, beacon frame formation, and two-stage resource allocation; d) based on the topology structure, superframe structure, and methods, defining a method for network establishment; and e) based on the network establishment method, defining a method for MSTN communications. The method features real-time communication, high reliability, and low energy consumption.

    摘要翻译: 一种在网状和星形拓扑网络(MSTN)中实现无线传感器网络(WSN)通信的方法,包括:a)连接WSN中的多个节点以形成网格和星型混合拓扑结构; b)基于拓扑结构,定义基于IEEE 802.15.4-2006的超帧结构; c)基于拓扑结构和超帧结构,定义长周期数据处理,连通性评估,媒体访问控制,信道测量,跳频,信标帧形成和两阶段资源分配的方法; d)基于拓扑结构,超帧结构和方法,定义网络建立方法; 和e)基于网络建立方法,定义用于MSTN通信的方法。 该方法具有实时通信,可靠性高,能耗低的特点。

    METHOD OF TWO-STAGE ADAPTIVE FREQUENCY HOPPING FOR CLUSTERED WIRELESS SENSOR NETWORK
    2.
    发明申请
    METHOD OF TWO-STAGE ADAPTIVE FREQUENCY HOPPING FOR CLUSTERED WIRELESS SENSOR NETWORK 审中-公开
    无级传感器网络两级自适应频率采集方法

    公开(公告)号:US20120213062A1

    公开(公告)日:2012-08-23

    申请号:US13455118

    申请日:2012-04-24

    IPC分类号: H04W84/18 H04W28/04 H04W24/10

    CPC分类号: H04W48/12 H04B1/713 H04W84/18

    摘要: A method of two-stage adaptive frequency hopping for a clustered wireless sensor network, including: a) building a clustered wireless sensor network; b) defining a superframe structure based on IEEE 802.15.4 according to a topology of the clustered wireless sensor network; c) extending a beacon frame payload based on a beacon frame format of an IEEE 802.15.4 Media Access Control (MAC) layer; and d) performing a two-stage adaptive frequency hopping mechanism on nodes based on the above superframe structure and the extended beacon frame of the IEEE 802.15.4 MAC layer.

    摘要翻译: 一种用于集群无线传感器网络的两级自适应跳频方法,包括:a)构建集群无线传感器网络; b)根据集群无线传感器网络的拓扑定义基于IEEE 802.15.4的超帧结构; c)基于IEEE 802.15.4媒体访问控制(MAC)层的信标帧格式扩展信标帧有效载荷; 以及d)基于上述超帧结构和IEEE 802.15.4 MAC层的扩展信标帧,在节点上执行两级自适应跳频机制。