发明申请
US20130094471A1 SYSTEM AND METHOD FOR MINIMIZING LOSS OF IP CONTEXT DURING IRAT HANDOVER
有权
在IRAT HANDOVER期间最小化IP语境损失的系统和方法
- 专利标题: SYSTEM AND METHOD FOR MINIMIZING LOSS OF IP CONTEXT DURING IRAT HANDOVER
- 专利标题(中): 在IRAT HANDOVER期间最小化IP语境损失的系统和方法
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申请号: US13275076申请日: 2011-10-17
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公开(公告)号: US20130094471A1公开(公告)日: 2013-04-18
- 发明人: Suli Zhao , Ajith T. Payyappilly , Shrawan K. Khatri , Siddharth D. Chitnis
- 申请人: Suli Zhao , Ajith T. Payyappilly , Shrawan K. Khatri , Siddharth D. Chitnis
- 申请人地址: US CA San Diego
- 专利权人: QUALCOMM INCORPORATED
- 当前专利权人: QUALCOMM INCORPORATED
- 当前专利权人地址: US CA San Diego
- 主分类号: H04W36/00
- IPC分类号: H04W36/00
摘要:
A method for maintaining IP context during an inter RAT handover of a UE between an eHRPD network and an LTE network may include delaying a transfer of an Internet Protocol context for at least one active packet data network until an IP address for an attach (PDN) Packet Data Network has been assigned and in the case where the Internet Protocol address for the Attach Packet Data Network is not assigned, initiating a detach operation from the LTE network without the user equipment losing the Internet Protocol context of the at least one active Packet Data Network.
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