发明名称 |
SYSTEM FOR ESTABLISHING AND MANAGING MULTIMEDIA PoC SESSION FOR PERFORMING MULTIMEDIA CALL SERVICE, METHOD THEREOF, AND USER EQUIPMENT THEREFOR |
摘要 |
Provided are a system for establishing and managing a Push To Talk (PTT) over Cellular (PoC) session between PoC clients supporting various media types, a method thereof, and a User Equipment (UE) therefor. When a PoC client performing an Open Mobile Alliance (OMA) PoC multimedia call service supports a plurality of media types, and media types supported by PoC clients are not common, a PoC session can be established to support only media types set to be transmitted in a first response message after the session is established. In addition, a method of efficiently managing a session by updating the session when a newly supported media type is provided or when a recipient of an existing media type is changed is suggested.
|
申请公布号 |
US2008081604(A1) |
申请公布日期 |
2008.04.03 |
申请号 |
US20070866135 |
申请日期 |
2007.10.02 |
申请人 |
SAMSUNG ELECTRONICS CO., LTD. |
发明人 |
SUNG SANG-KYUNG;LEE JI-HYE;PARK SUNG-JIN |
分类号 |
H04M1/00;H04W4/10;H04W76/02 |
主分类号 |
H04M1/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|