IP Library Granted Patent US 7,400,731
Granted Patent B2
US 7,400,731 · App. 10/863,096 · Granted Jul 15, 2008

Scalable technique for ensuring real-time, end-to-end security in a multimedia mobile network

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Quick Facts
Patent No.
US 7,400,731
App. No.
10/863,096
Granted
Jul 15, 2008
Kind
B2
Abstract

A method for handing off a connection of a mobile device from a primary VPN to which the mobile device is connected to an angel VPN to which the mobile device may be connected in an Internet Protocol-based multimedia mobile network includes the steps of searching for alternative available routes to a peer, creating the angel VPN for storage in the mobile device and replacing the primary VPN with the angel VPN in a case where the primary VPN is disrupted.

Claims (8)

1. A method of handing off a connection of a mobile device from a primary VPN to which the mobile device is connected to an angel VPN to which the mobile device may be connected in a multimedia mobile network comprising the steps of:

searching for alternative available routes to a peer;

creating the angel VPN for storage in the mobile device, the creation comprising negotiating, authenticating and building up the angel VPN;

replacing the primary VPN with the angel VPN in a case where the primary VPN is disrupted; and

wherein the searching, creating and replacing steps are performed by a mobile device client.

2. A system for handing off a connection of a mobile device from a primary VPN to which the mobile device is connected to an angel VPN to which the mobile device may be connected in a multimedia mobile network comprising:

a mobile device processor operable to execute program instructions for:

searching for alternative available routes to a peer, creating the angel VPN for storage in the mobile device, the creation comprising negotiating, authenticating and building up the angel VPN, and replacing the primary VPN with the angel VPN in a case where the primary VPN is disrupted.

Assignments (2)
RE-DOMESTICATION AND ENTITY CONVERSION Recorded Aug 19, 2019
From: RESOURCE CONSORTIUM LIMITED
To: RESOURCE CONSORTIUM LIMITED, LLC
Reel/Frame 050091/0297 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 10, 2009
From: LIN, JEOU-KAI
To: RESOURCE CONSORTIUM LIMITED
Reel/Frame 023065/0900 →