METHODS AND APPARATUS TO FACILITATE DATA AND SECURITY CONTEXT TRANSFER, AND RE-INITIALIZATION DURING MOBILE DEVICE HANDOVER
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United States of America Patent
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N/A
Issued Date -
Oct 2, 2008
app pub date -
Mar 14, 2008
filing date -
Mar 15, 2007
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
Security context transfer and ROHC context transfer to enable secure and efficient mobile device handoff is facilitated by the introduction of new information elements to the UL Allocation message or separate downlink (DL) physical channel, the use of reverse tunneling during hand off (HO) to provide the User Equipment (UE) with new security parameters, the generation of multiple key sets and automated or context based triggering of the Security Mode Command.
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