Early media information playing control method
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- ZTE CORP
- Publication Date
- 2009-06-17
- Estimated Expiration
- Not applicable · inactive patent
Smart Images
Figure 1 Figure 2 Figure 3
Abstract
Description
technical field
[0001] The present invention relates to the field of communication, and in particular, designs a method for controlling the playback of early media information. Background technique
[0002] The IP Multimedia Core Network Subsystem (IMS for short) is an IP-based network architecture proposed by the 3rd Generation Partnership Project (3GPP for short), which builds an open and flexible Business environment, supports multimedia applications, and can provide users with rich multimedia services.
[0003] In the IMS service system, the control layer and the service layer are separated, and the control layer does not provide specific services, but only provides necessary functions such as triggering, routing, and charging to the service layer. The service triggering and control functions in the control layer are completed by the call session control function (Call Session Control Function, referred to as CSCF). The service layer is composed of a series of applicati...