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    • 2. 发明申请
    • QoS SIGNALING FOR MOBILE IP
    • 用于移动IP的QoS信令
    • WO2004001520A2
    • 2003-12-31
    • PCT/IB2003/002421
    • 2003-06-20
    • NOKIA CORPORATIONNOKIA INC.
    • WESTPHAL, CedricCHASKAR, Hemant
    • G06F
    • H04L47/10H04L29/06H04L47/14H04L47/2441H04L47/767H04L47/824H04L63/123H04L63/14H04L63/1466H04L67/02H04W12/12H04W28/24H04W36/00H04W36/0011H04W76/10H04W80/04
    • A quality of service (QoS) signaling packet for arranging QoS connections upon handoff between a mobile node (MN) and a correspondent node (CN) using Internet Protocol (IP), the signaling packet includes one or more QoS flow requirements, one or more classifier parameters, QoS session identification information composed of a previous QoS session ID, a new QoS session ID, and a sequence number. The QoS session IDs are used for establishing a new data path and for added security against spoofing, can be composed of a key-based signature combination of a mobile node's new care of address (CoA) and the sequence number. The packet may also include a previous node address and a cookie, both of which are inserted by a previous node. The previous router address is used for backtracking communications and establishing/updating flow tables while the cookie is used for authentification of node-to-node messages.
    • 一种服务质量(QoS)信令分组,用于在使用因特网协议(IP)的移动节点(MN)和通信节点(CN)之间进行切换时排列QoS连接,所述信令分组包括一个或多个QoS流需求,一个或多个 分类器参数,由先前的QoS会话ID组成的QoS会话识别信息,新的QoS会话ID和序列号。 QoS会话ID用于建立新的数据路径并增加安全性以防欺骗,可以由移动节点的新的地址(CoA)和序列号的基于密钥的签名组合组成。 分组还可以包括先前的节点地址和cookie,它们都由前一个节点插入。 以前的路由器地址用于回溯通信和建立/更新流表,而cookie用于对节点到节点的消息进行身份验证。
    • 5. 发明申请
    • COMBINED SCHEDULING AND NETWORK CODING FOR WIRELESS MESH NETWORKS
    • 无线网络的组合调度和网络编码
    • WO2008122940A1
    • 2008-10-16
    • PCT/IB2008/051256
    • 2008-04-03
    • NOKIA CORPORATIONWESTPHAL, CedricYE, YingTANG, KevinVORA, NaheedSAHASRABUDHE, Meghana
    • WESTPHAL, CedricYE, YingTANG, KevinVORA, NaheedSAHASRABUDHE, Meghana
    • H04L12/56
    • H04W72/1257H04W84/18
    • An architecture by which combined scheduling and network coding can be used in mesh networks, and more particularly wireless mesh networks. In various embodiments, this architecture includes a scheduling MAC protocol for scheduling nodes in the mesh network in order to take advantage of network coding opportunities. The schedule takes advantage of these opportunities by assigning a gain to transmit packets based upon the number of packets that are transmitted concurrently and choosing a schedule which minimizes the gain over the scheduling horizon. Regarding the assigned gain, in one embodiment this value is one for basic non-encoded operations and two or more for encoded operations. A scheduling MAC protocol is also used to announce and arbitrate network coding opportunities by indicating which packets (as characterized by their transmission slot) are to be encoded with each other.
    • 可以在网状网络中使用组合调度和网络编码的架构,更具体地说,是无线网状网络。 在各种实施例中,该架构包括用于调度网状网络中的节点的调度MAC协议,以便利用网络编码机会。 该调度通过分配增益来利用这些机会,基于同时发送的分组的数量并选择最小化调度范围上的增益的调度来传送分组。 关于分配的增益,在一个实施例中,该值是用于基本非编码操作的值,对于编码操作,该值是两个或更多个。 调度MAC协议还用于通过指示哪些分组(由其传输时隙表征)将被彼此编码来通告和仲裁网络编码机会。