Invention Grant
US09282444B2 Method and apparatus for interworking SIP communication waiting with circuit switching and packet switching nodes
有权
用于与电路交换和分组交换节点等待的SIP通信的互通的方法和装置
- Patent Title: Method and apparatus for interworking SIP communication waiting with circuit switching and packet switching nodes
- Patent Title (中): 用于与电路交换和分组交换节点等待的SIP通信的互通的方法和装置
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Application No.: US13973745Application Date: 2013-08-22
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Publication No.: US09282444B2Publication Date: 2016-03-08
- Inventor: Jan Hendrik Lucas Bakker
- Applicant: BLACKBERRY LIMITED
- Applicant Address: CA Waterloo, Ontario
- Assignee: BlackBerry Limited
- Current Assignee: BlackBerry Limited
- Current Assignee Address: CA Waterloo, Ontario
- Agency: Trop Pruner & Hu, P.C.
- Main IPC: H04L12/16
- IPC: H04L12/16 ; H04W4/16 ; H04M3/428 ; H04L29/06
Abstract:
A method and apparatus for interworking a session by a Mobile Switching Center (MSC) server enhanced for IP Multimedia Subsystem (IMS) Centralized Services (ICS), the method comprising receiving at the MSC an invite message and the MSC sending a setup message comprising an information element indicating a call waiting tone on when the invite message comprises a call waiting indication.
Public/Granted literature
Information query
