发明名称 |
SYSTEM AND METHOD FOR PROVIDING A CIRCUIT SWITCHED DOMAIN NUMBER |
摘要 |
A method is provided for identifying a device during an emergency for callback. The method includes storing an address of a user agent (UA) during initiation of an emergency call by the UA, associating an E.164 number with the stored address of the UA that placed the emergency call, and routing the emergency call containing the E.164 number. |
申请公布号 |
EP2412152(A4) |
申请公布日期 |
2013.07.10 |
申请号 |
EP20100756644 |
申请日期 |
2010.03.19 |
申请人 |
RESEARCH IN MOTION LIMITED |
发明人 |
BAKKER, JAN HENDRIK LUCAS;BUCKLEY, ADRIAN;ALLEN, ANDREW |
分类号 |
H04L29/06;H04M7/12 |
主分类号 |
H04L29/06 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|