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    • 2. 发明申请
    • RESOURCE ALLOCATION METHOD IN WIRELESS NETWORK
    • 无线网络资源配置方法
    • US20100131644A1
    • 2010-05-27
    • US12621045
    • 2009-11-18
    • Wun Cheol JEONGJong Moon ChungKi Yong JinSeong Soon JooJong Suk Chae
    • Wun Cheol JEONGJong Moon ChungKi Yong JinSeong Soon JooJong Suk Chae
    • G06F15/16
    • H04W40/24H04W72/04H04W84/20Y02D70/122Y02D70/22
    • Provided is a resource allocation method performed in a wireless network formed of a plurality of nodes, the resource allocation method including the operations of forming clusters and electing cluster heads respectively for the clusters; determining whether a node from among the plurality of nodes forming the wireless network is an edge node; if the node is not the edge node according to a result of the determining, collecting link information related to other nodes in a cluster that comprises the node, and delivering the link information to a cluster head of the cluster; and if the node is the edge node according to a result of the determining, otherwise, obtaining link information and scheduling information from an edge node of another cluster within a communication range with the cluster comprising the edge node, and delivering the link information and scheduling information to the cluster head. The resource allocation method decentralizes a load of calculations to several nodes, wherein the load may be centralized to one node in a large ad-hoc network, so that an energy efficiency of the node may be increased, and since the several nodes sequentially perform simple calculation, a total of the resource allocation time may be reduced.
    • 提供了一种在由多个节点形成的无线网络中执行的资源分配方法,所述资源分配方法包括分别形成簇并分别为簇选择簇头的操作; 确定来自形成无线网络的多个节点中的节点是否是边缘节点; 如果所述节点根据确定结果不是所述边缘节点,则收集与包括所述节点的集群中的其他节点相关的链路信息,并将所述链路信息传递到所述集群的集群头; 如果所述节点是根据所述确定结果的所述边缘节点,否则,从与所述边缘节点的所述群集的通信范围内的另一群集的边缘节点获取链接信息和调度信息,并且传递所述链接信息和调度 信息到簇头。 资源分配方法将计算负载分散到若干节点,其中负载可以集中到大型自组织网络中的一个节点,使得节点的能量效率可以增加,并且由于几个节点顺序执行简单 计算时,总共可以减少资源分配时间。
    • 3. 发明授权
    • Resource allocation method in wireless network
    • 无线网络资源分配方法
    • US08307070B2
    • 2012-11-06
    • US12621045
    • 2009-11-18
    • Wun Cheol JeongJong Moon ChungKi Yong JinSeong Soon JooJong Suk Chae
    • Wun Cheol JeongJong Moon ChungKi Yong JinSeong Soon JooJong Suk Chae
    • G06F15/173
    • H04W40/24H04W72/04H04W84/20Y02D70/122Y02D70/22
    • Provided is a resource allocation method performed in a wireless network formed of a plurality of nodes, the resource allocation method including the operations of forming clusters and electing cluster heads respectively for the clusters; determining whether a node from among the plurality of nodes forming the wireless network is an edge node; if the node is not the edge node according to a result of the determining, collecting link information related to other nodes in a cluster that comprises the node, and delivering the link information to a cluster head of the cluster; and if the node is the edge node according to a result of the determining, otherwise, obtaining link information and scheduling information from an edge node of another cluster within a communication range with the cluster comprising the edge node, and delivering the link information and scheduling information to the cluster head. The resource allocation method decentralizes a load of calculations to several nodes, wherein the load may be centralized to one node in a large ad-hoc network, so that an energy efficiency of the node may be increased, and since the several nodes sequentially perform simple calculation, a total of the resource allocation time may be reduced.
    • 提供了一种在由多个节点形成的无线网络中执行的资源分配方法,所述资源分配方法包括分别形成簇并分别为簇选择簇头的操作; 确定来自形成无线网络的多个节点中的节点是否是边缘节点; 如果所述节点根据确定结果不是所述边缘节点,则收集与包括所述节点的集群中的其他节点相关的链路信息,并将所述链路信息传递到所述集群的集群头; 如果所述节点是根据所述确定结果的所述边缘节点,否则,从与所述边缘节点的所述群集的通信范围内的另一群集的边缘节点获取链接信息和调度信息,并且传递所述链接信息和调度 信息到簇头。 资源分配方法将计算负载分散到若干节点,其中负载可以集中到大型自组织网络中的一个节点,使得节点的能量效率可以增加,并且由于几个节点顺序执行简单 计算时,总共可以减少资源分配时间。
    • 4. 发明申请
    • DATA FORWARDING METHOD AND SYSTEM FOR VERTICAL HANDOVER
    • 用于垂直切换的数据转发方法和系统
    • US20110211559A1
    • 2011-09-01
    • US13127095
    • 2009-10-29
    • Chae Gwon LimTae Sun YeoumSung Ho ChoiJong Moon ChungWilliam Jin Ho SongDae Young Lee
    • Chae Gwon LimTae Sun YeoumSung Ho ChoiJong Moon ChungWilliam Jin Ho SongDae Young Lee
    • H04W36/00
    • H04W36/02
    • A data forwarding method and system is provided for avoiding data loss during a vertical handover by forwarding data through an IP tunnel established between a newly introduced network entity called a Data Forwarding Function of the serving network and a Forward Attachment Function of a target network. A data forwarding method of a data forwarding unit located in a serving network for a vertical handover according to the present invention includes receiving an address of a forwarding attachment unit located in a target network and a data forwarding preparation request that are transmitted by a user equipment; establishing an Internet Protocol (IP) tunnel to the forwarding attachment unit according to the data forwarding preparation request; and forwarding, when a vertical handover is initiated, handover packets to the forwarding attachment unit through the IP tunnel.
    • 提供了一种数据转发方法和系统,用于通过在称为服务网络的数据转发功能的新引入的网络实体和目标网络的前向附着功能之间建立的IP隧道转发数据来避免垂直切换期间的数据丢失。 根据本发明的位于垂直切换的服务网络中的数据转发单元的数据转发方法包括:接收由用户设备发送的目标网络中的转发附加单元的地址和数据转发准备请求 ; 根据数据转发准备请求建立到转发附件单元的因特网协议(IP)隧道; 并且当发起垂直切换时,转发通过IP隧道将切换分组转发到转发附着单元。
    • 5. 发明授权
    • Data forwarding method and system for vertical handover
    • 用于垂直切换的数据转发方法和系统
    • US09078183B2
    • 2015-07-07
    • US13127095
    • 2009-10-29
    • Chae Gwon LimTae Sun YeoumSung Ho ChoiJong Moon ChungWilliam Jin Ho SongDae Young Lee
    • Chae Gwon LimTae Sun YeoumSung Ho ChoiJong Moon ChungWilliam Jin Ho SongDae Young Lee
    • H04W4/00H04W36/00H04W36/02
    • H04W36/02
    • A data forwarding method and system is provided for avoiding data loss during a vertical handover by forwarding data through an IP tunnel established between a newly introduced network entity called a Data Forwarding Function of the serving network and a Forward Attachment Function of a target network. A data forwarding method of a data forwarding unit located in a serving network for a vertical handover according to the present invention includes receiving an address of a forwarding attachment unit located in a target network and a data forwarding preparation request that are transmitted by a user equipment; establishing an Internet Protocol (IP) tunnel to the forwarding attachment unit according to the data forwarding preparation request; and forwarding, when a vertical handover is initiated, handover packets to the forwarding attachment unit through the IP tunnel.
    • 提供了一种数据转发方法和系统,用于通过在称为服务网络的数据转发功能的新引入的网络实体和目标网络的前向附着功能之间建立的IP隧道转发数据来避免垂直切换期间的数据丢失。 根据本发明的位于垂直切换的服务网络中的数据转发单元的数据转发方法包括:接收位于目标网络中的转发附加单元的地址和由用户设备发送的数据转发准备请求 ; 根据数据转发准备请求建立到转发附件单元的因特网协议(IP)隧道; 并且当发起垂直切换时,转发通过IP隧道将切换分组转发到转发附着单元。