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    • 21. 发明申请
    • LOCAL MOBILITY ANCHOR RELOCATION AND ROUTE OPTIMIZATION DURING HANDOVER OF A MOBILE NODE TO ANOTHER NETWORK AREA
    • 在移动节点转移到另一个网络区域的本地移动锚点转移和路由优化
    • US20100027509A1
    • 2010-02-04
    • US12519120
    • 2007-11-09
    • Genadi VelevRolf HakenbergJens Bachmann
    • Genadi VelevRolf HakenbergJens Bachmann
    • H04W36/00
    • H04W8/082H04W8/087H04W80/04
    • The invention relates to a method for managing the mobility of a mobile node that moves to a different network, but keeps the same IP address. It is proposed to perform route optimization by a Proxy MIP agent on behalf of the MN, thereby shortening the data-path while allowing network-based mobility. At session setup with a correspondent node, the PCC system in the home network derides whether route optimization is to be performed for the communication session. The PMIPa requests relevant information for the route optimization, including the decision for route optimization and the addresses of MN and CN, from the PCC system in the home network, when the MN attaches to the new network area. Accordingly, route optimization is performed by using the Return Routability Procedure according to MIPv6, thereby applying the MN's IP address as Home Address, and the PMIPa's address as Care-of Address of the MN.
    • 本发明涉及一种用于管理移动到不同网络但保持相同IP地址的移动节点的移动性的方法。 建议代表MN代理MIP代理执行路由优化,从而缩短数据路径,同时允许基于网络的移动性。 在与对端节点进行会话建立时,家庭网络中的PCC系统嘲笑是否对通信会话执行路由优化。 当MN连接到新的网络区域时,PMIPa从家庭网络的PCC系统请求路由优化的相关信息,包括路由优化的决定以及MN和CN的地址。 因此,通过使用根据MIPv6的返回可路由性过程来执行路由优化,从而将MN的IP地址作为归属地址,将PMIPa的地址作为MN的转交地址。
    • 22. 发明授权
    • Header size reduction of data packets
    • 数据包的标题大小减少
    • US09307442B2
    • 2016-04-05
    • US12664874
    • 2008-06-13
    • Jens BachmannKilian WenigerGenadi Velev
    • Jens BachmannKilian WenigerGenadi Velev
    • H04L29/06H04W28/06H04L29/12H04W80/04
    • H04W28/06H04L29/12216H04L61/2007H04L61/6059H04L69/04H04W80/04
    • The invention relates to a method for reducing the header size of data packets by removing inner headers from the data packets, wherein at least an outer header remains for routing purposes. When removing the inner headers from a data packet, a newly configured address of the receiving and/or the transmitting entity is inserted in the remaining outer header of the data packet. Context information is provided in the receiving entities for reconstructing the removed inner headers, wherein the context information is referred to by the newly configured address that is in the source and/or destination address of the outer header. The reduced data packet is transmitted with only one header, thereby significantly reducing the size of each data packet. The original packet is completely reconstructed at the receiving entity thereby allowing to proceed with the usual processing of each data packet.
    • 本发明涉及一种通过从数据分组中移除内部报头来减少数据分组的报头大小的方法,其中至少一个外部报头保留用于路由目的。 当从数据分组中移除内部报头时,接收和/或发送实体的新配置的地址被插入到数据分组的剩余外部报头中。 在接收实体中提供了上下文信息,用于重构所移除的内部报头,其中上下文信息由位于外部报头的源和/或目的地址中的新配置的地址引用。 减少的数据分组只用一个报头发送,从而显着减少每个数据分组的大小。 原始分组在接收实体处完全重建,从而允许继续对每个数据分组进行通常的处理。
    • 23. 发明申请
    • METHOD AND APPARATUS FOR MOBILE IP ROUTE OPTIMIZATION
    • 用于移动IP路由优化的方法和装置
    • US20090262685A1
    • 2009-10-22
    • US12442696
    • 2007-10-01
    • Jon SchuringaJens BachmannGenadi VelevKillan Weniger
    • Jon SchuringaJens BachmannGenadi VelevKillan Weniger
    • H04W40/02H04L9/32
    • H04W8/082H04L63/126H04W8/065H04W80/04
    • The current application concerns a method, mobile node, home agent and system for route optimisation between a mobile node and at least one correspondent node in a packet switched network, wherein a route via a first home agent is redirected via a second home agent. The mobile node sends an extended home test initiation message comprising following information: authentication data, an address of the correspondent node, a first home address and a second home address. The first home agent receives the extended home test initiation message and sends an extended home test message to the second home agent, the extended home test message comprising the information from the extended home test initiation message. The second home agent receives the extended home test message and a communication is routed between the mobile node and the at least one correspondent node via the second home agent.
    • 当前应用涉及在分组交换网络中的移动节点与至少一个通信节点之间的路由优化的方法,移动节点,归属代理和系统,其中经由第一归属代理的路由经由第二归属代理被重定向。 移动节点发送包括以下信息的扩展归属测试发起消息:认证数据,对端节点的地址,第一家庭地址和第二家庭地址。 第一归属代理接收扩展的归属测试发起消息,并向第二归属代理发送扩展归属测试消息,扩展归属测试消息包括来自扩展归属测试发起消息的信息。 第二归属代理接收扩展归属测试消息,并且通过第二归属代理在移动节点和至少一个对应节点之间路由通信。
    • 24. 发明申请
    • DETECTION OF MOBILITY FUNCTIONS IMPLEMENTED IN A MOBILE NODE
    • 检测在移动节点中实现的移动功能
    • US20100215019A1
    • 2010-08-26
    • US12668173
    • 2008-07-09
    • Genadi VelevKilian WenigerJens Bachmann
    • Genadi VelevKilian WenigerJens Bachmann
    • H04W36/00
    • H04W8/06H04W36/14H04W60/00H04W80/045H04W84/045
    • The invention relates to a method for configuring an IP address of a mobile node attaching to a first access network during an inter-access technology handover from another, second access network. Moreover, the invention relates to a mobile access gateway and a mobile node that participate in this method. First and second access network belong to a network domain offering a network-based mobility function. In order to detect whether a mobile node implements a network-based mobility function a virtual interface discovery is performed by checking whether the mobile node also configures the address according to the home network prefix offered to the mobile node before the handover on its interface to the first access network. In parallel, an address configuration is performed. Based on the detection of whether a virtual interface is implemented at the mobile node, the mobile access gateway may decide whether to use network-based mobility or client-based mobility and change the address configuration.
    • 本发明涉及一种用于在从另一个第二接入网络的接入间技术切换期间配置附着到第一接入网络的移动节点的IP地址的方法。 此外,本发明涉及参与该方法的移动接入网关和移动节点。 第一和第二接入网络属于提供基于网络的移动性功能的网络域。 为了检测移动节点是否实现基于网络的移动性功能,通过检查移动节点是否在切换之前根据提供给移动节点的归属网络前缀在其接口上配置地址来执行虚拟接口发现 第一接入网络 并行地,执行地址配置。 基于在移动节点处是否实现虚拟接口的检测,移动接入网关可以决定是使用基于网络的移动性还是基于客户机的移动性并且改变地址配置。
    • 28. 发明授权
    • Mobile communication method and access router
    • 移动通信方式和接入路由器
    • US08155085B2
    • 2012-04-10
    • US12373554
    • 2007-07-26
    • Tetsuya KawakamiGenadi VelevJon Schuringa
    • Tetsuya KawakamiGenadi VelevJon Schuringa
    • H04W4/00
    • H04W36/0011H04W8/26H04W40/36H04W80/04H04W88/005
    • A technology is disclosed in which, when a normal mobile node (that does not newly provide a dedicated function) is used, signaling for reconfiguring a tunnel during a mobile node movement is reduced and, furthermore, packet loss is reduced. In the technology, when an MN moves from under the control of an AR2 that is a movement origin to be under the control of an AR3 that is a movement destination, the AR3 receives an NS transmitted from the MN to the AR2. The AR3 that receives the NS destined to the AR2 transmits a “Location Update” to the AR2. The AR2 that receives the “Location Update” uses an MN management table of the relevant MN and creates “Prefix Information” and returns the “Prefix Information” to the AR3. A tunnel is established between access routers of the AR2 and AR3 through use of the “Prefix Information”, and a packet destined to the MN is transferred to the MN via the tunnel.
    • 公开了一种技术,其中当使用普通移动节点(不新提供专用功能)时,在移动节点移动期间重新配置隧道的信令被减少,并且还减少了分组丢失。 在该技术中,当MN从作为运动起点的AR2的控制下移动到作为移动目的地的AR3的控制下时,AR3接收从MN向AR2发送的NS。 接收发往AR2的NS的AR3向AR2发送“位置更新”。 接收“位置更新”的AR2使用相关MN的MN管理表,并创建“前缀信息”,并将“前缀信息”返回给AR3。 通过使用“前缀信息”在AR2和AR3的接入路由器之间建立隧道,并且去往MN的分组经由隧道传送到MN。