发明名称 |
METHOD AND APPARATUS FOR MAINTAINING AN ALWAYS-ON DATA SESSION IN A WIRELESS COMMUNICATION NETWORK |
摘要 |
Techniques for maintaining an always-on data session for an access terminal are described. Messages to keep alive the data session may be sent using non-traffic channels to avoid bringing up traffic channels just to send these messages. In one design, an access network may send a first message (e.g., a RouteUpdateRequest message) on a first non-traffic channel (e.g., a control channel) to the access terminal. The access terminal may return a second message (e.g., a RouteUpdate message) on a second non-traffic channel (e.g., an access channel) to the access network. The access network may then send a third message (e.g., for an Echo-Request) on the first non-traffic channel over a smaller area covering an approximate location of the access terminal, which may be determined based on the second message. The access terminal may return a fourth message (e.g., for an Echo-Reply) on the second non-traffic channel to the access network. |
申请公布号 |
WO2009006080(A3) |
申请公布日期 |
2009.03.19 |
申请号 |
WO2008US67943 |
申请日期 |
2008.06.23 |
申请人 |
QUALCOMM INCORPORATED;PAYYAPPILLY, AJITH T.;SHEN, LEI;AGASHE, PARAG ARUN;SHAHIDI, REZA |
发明人 |
PAYYAPPILLY, AJITH T.;SHEN, LEI;AGASHE, PARAG ARUN;SHAHIDI, REZA |
分类号 |
H04L29/08 |
主分类号 |
H04L29/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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