Invention Grant
US09467906B2 Method and apparatus for facilitating communication session continuity
有权
用于促进通信会话连续性的方法和装置
- Patent Title: Method and apparatus for facilitating communication session continuity
- Patent Title (中): 用于促进通信会话连续性的方法和装置
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Application No.: US14374510Application Date: 2012-01-31
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Publication No.: US09467906B2Publication Date: 2016-10-11
- Inventor: Curt Wong , Jari Kalevi Mutikainen
- Applicant: Curt Wong , Jari Kalevi Mutikainen
- Applicant Address: FI Espoo
- Assignee: Nokia Technologies Oy
- Current Assignee: Nokia Technologies Oy
- Current Assignee Address: FI Espoo
- Agency: Alston & Bird LLP
- International Application: PCT/IB2012/050456 WO 20120131
- International Announcement: WO2013/114158 WO 20130808
- Main IPC: H04W36/00
- IPC: H04W36/00 ; H04W76/00 ; H04W4/22 ; H04L29/06

Abstract:
A method and apparatus are provided for facilitating communication session continuity. A method may include receiving, at a terminal, an identifier associated with an EATF (emergency access transfer function). The method may further include determining that the terminal has undergone a reverse SRVCC (Single Radio Voice Call Continuity) handover from a circuit switched access to a packet switched access while engaged in an active emergency session. The method may additionally include, responsive to the determination, using the identifier to set up an emergency session transfer request to the EATF to cause creation of a bearer for the emergency session on the packet switched access. A corresponding apparatus is also provided.
Public/Granted literature
- US20140376514A1 METHOD AND APPARATUS FOR FACILITATING COMMUNICATION SESSION CONTINUITY Public/Granted day:2014-12-25
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