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    • 1. 发明授权
    • Method and apparatus for robust local mobility management in a mobile network
    • 用于移动网络中强大的本地移动性管理的方法和装置
    • US08068494B2
    • 2011-11-29
    • US10107861
    • 2002-03-27
    • Narayanan Venkitaraman
    • Narayanan Venkitaraman
    • H04L12/56H04L12/26
    • H04W24/04H04L69/40H04W8/085H04W40/02H04W80/04
    • A method and apparatus for robust mobility management in a network having a mobile node (MN), a mobility anchor point (MAP), a correspondent node (CN1, CN2), a home agent (HA) and an access router (AR1) and operating under a hierarchical protocol. The mobile node (MN) sends the address (102, 104) of the mobility anchor point (MAP) to the correspondent node (CN1, CN2) and sends the address (106, 108) of the mobile node (MN) on the network of the access router (AR) to the home agent (HA) and to the mobility anchor point (MAP). When failure of the mobility anchor point occurs, the mobile node recovers from the failure by selecting a new mobility anchor point or operating under a non-hierarchical protocol. Failure is detected by an intermediate router or by a correspondent node when messages fail to reach the mobility anchor point. The mobile node (MN) detects failure of the mobility anchor point when messages unexpectedly arrive via the home agent.
    • 一种用于具有移动节点(MN),移动锚点(MAP),对应节点(CN1,CN2),归属代理(HA)和接入路由器(AR1)的网络中的鲁棒移动性管理的方法和装置,以及 在分级协议下运行。 移动节点(MN)将移动性锚点(MAP)的地址(102,104)发送到通信节点(CN1,CN2),并将移动节点(MN)的地址(106,108)发送到网络 的接入路由器(AR)到归属代理(HA)和移动性锚点(MAP)。 当移动锚点发生故障时,移动节点通过选择新的移动锚点或在非分层协议下操作从故障中恢复。 当消息未能到达移动性锚点时,中间路由器或对端​​节点检测到故障。 当消息通过归属代理意外到达时,移动节点(MN)检测移动锚点的故障。
    • 3. 发明授权
    • Method and apparatus to facilitate handover
    • 便于切换的方法和装置
    • US07944888B2
    • 2011-05-17
    • US12417811
    • 2009-04-03
    • Narayanan Venkitaraman
    • Narayanan Venkitaraman
    • H04W4/00
    • H04W36/0033H04L63/08H04L63/123H04W12/06H04W36/08H04W40/36H04W80/04
    • A method and apparatus for handing over a mobile node from a source access point to a target access point is provided herein. During operation the source access point will create handover messages on behalf of the mobile node. When the source access point detects that handover is taking place, the source access point will transmit the appropriate handover message to the mobile node's anchor node. Because the source access point may not have the necessary security credentials to create messages on behalf of the mobile node, in an alternate embodiment of the present invention, the messages are created by the mobile node and stored at the source access point until needed.
    • 本文提供了一种用于将移动节点从源接入点移交到目标接入点的方法和装置。 在操作期间,源接入点将代表移动节点创建切换消息。 当源接入点检测到正在进行切换时,源接入点将向移动节点的锚节点发送适当的切换消息。 由于源接入点可能没有必要的安全凭证来代表移动节点来创建消息,所以在本发明的替代实施例中,消息由移动节点创建并存储在源接入点直到需要。
    • 4. 发明授权
    • Method, apparatus and system for network mobility of a mobile communication device
    • 用于移动通信设备的网络移动性的方法,装置和系统
    • US07729366B2
    • 2010-06-01
    • US11970981
    • 2008-01-08
    • Swee Mean MokRaj SwaminathanNarayanan Venkitaraman
    • Swee Mean MokRaj SwaminathanNarayanan Venkitaraman
    • H04L12/28
    • H04L29/12311H04L45/00H04L45/22H04L61/2084H04L67/16H04W40/34
    • A method, device and system for allowing a mobile communication device, such as a DLNA/UPnP device, to continue to communicate with its local network, even when the mobile device leaves or loses contact with the local network. The method includes providing information to a remote access server to create a virtual mobile device in a local network. The virtual device communicates with other devices within the local network as if it is the actual mobile device. The remote access server is configured to route data packets between the virtual device and the mobile device via a second network that does not rely on the mobile nodes connection to the local network. A public IP address of the remote access server provided to the mobile device before the device leaves the local network is used to communicate with the virtual device via an IP-based public network coupled to the local network.
    • 即使当移动设备离开或者失去与本地网络的联系时,也允许诸如DLNA / UPnP设备的移动通信设备继续与其本地网络通信的方法,设备和系统。 该方法包括向远程访问服务器提供信息以在本地网络中创建虚拟移动设备。 虚拟设备与本地网络中的其他设备通信,就像它是实际的移动设备一样。 远程访问服务器被配置为经由不依赖于移动节点连接到本地网络的第二网络在虚拟设备和移动设备之间路由数据分组。 在设备离开本地网络之前提供给移动设备的远程访问服务器的公共IP地址被用于经由耦合到本地网络的基于IP的公共网络与虚拟设备进行通信。
    • 6. 发明申请
    • METHOD, APPARATUS AND SYSTEM FOR NETWORK MOBILITY OF A MOBILE COMMUNICATION DEVICE
    • 移动通信设备的网络移动性的方法,装置和系统
    • US20090092133A1
    • 2009-04-09
    • US11970981
    • 2008-01-08
    • Swee Mean MokRaj SwaminathanNarayanan Venkitaraman
    • Swee Mean MokRaj SwaminathanNarayanan Venkitaraman
    • H04L12/56
    • H04L29/12311H04L45/00H04L45/22H04L61/2084H04L67/16H04W40/34
    • A method, device and system for allowing a mobile communication device, such as a DLNA/UPnP device, to continue to communicate with its local network, even when the mobile device leaves or loses contact with the local network. The method includes providing information to a remote access server to create a virtual mobile device in a local network. The virtual device communicates with other devices within the local network as if it is the actual mobile device. The remote access server is configured to route data packets between the virtual device and the mobile device via a second network that does not rely on the mobile nodes connection to the local network. A public IP address of the remote access server provided to the mobile device before the device leaves the local network is used to communicate with the virtual device via an IP-based public network coupled to the local network.
    • 即使当移动设备离开或者失去与本地网络的联系时,也允许诸如DLNA / UPnP设备的移动通信设备继续与其本地网络通信的方法,设备和系统。 该方法包括向远程访问服务器提供信息以在本地网络中创建虚拟移动设备。 虚拟设备与本地网络中的其他设备通信,就像它是实际的移动设备一样。 远程访问服务器被配置为经由不依赖于移动节点连接到本地网络的第二网络在虚拟设备和移动设备之间路由数据分组。 在设备离开本地网络之前提供给移动设备的远程访问服务器的公共IP地址被用于经由耦合到本地网络的基于IP的公共网络与虚拟设备进行通信。