Invention Application
- Patent Title: Method and apparatus to restore always-on connectivity during network handover
- Patent Title (中): 在网络切换期间恢复始终连接的方法和装置
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Application No.: US11377181Application Date: 2006-03-17
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Publication No.: US20070218911A1Publication Date: 2007-09-20
- Inventor: Muhammad Islam , Jeffrey Wirtanen , Jean-Philippe Cormier , Dimitrios Prodanos
- Applicant: Muhammad Islam , Jeffrey Wirtanen , Jean-Philippe Cormier , Dimitrios Prodanos
- Assignee: Research in Motion Limited
- Current Assignee: Research in Motion Limited
- Main IPC: H04Q7/20
- IPC: H04Q7/20

Abstract:
A method and apparatus to restore always on connectivity to user equipment, the method having the steps of: monitoring whether the user equipment has transitioned to a network that supports concurrent voice and data; performing, upon the monitoring step detecting the transition, a routing area update; checking whether the user equipment was in a voice call at the time of the transition, and if yes, sending a data packet to the network.
Public/Granted literature
- US08078178B2 Method and apparatus to restore always-on connectivity during network handover Public/Granted day:2011-12-13
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