发明名称 |
SYSTEM AND METHOD FOR INDICATING EMERGENCY CALL BACK TO USER EQUIPMENT |
摘要 |
<p>A method is provided for indicating an IMS (Internet Protocol Multimedia Subsystem) emergency call back to a user equipment and an access network. The method comprises including in a message from a PSAP (Public Safety Answering Point) to the user equipment and the access network an indication that the emergency call back is from the PSAP.</p> |
申请公布号 |
KR20120051078(A) |
申请公布日期 |
2012.05.21 |
申请号 |
KR20127007358 |
申请日期 |
2007.12.04 |
申请人 |
RESEARCH IN MOTION LIMITED |
发明人 |
PURNADI RENE W.;ISLAM M. KHALEDUL |
分类号 |
H04W4/22;H04W88/02 |
主分类号 |
H04W4/22 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|