基本信息:
- 专利标题： 영상통화 서비스 품질을 높이는 방법 및 장치
- 专利标题（英）：Method and apparatus for improving service quality of video call in mobile communication systems
- 专利标题（中）：改善移动通信系统视频通话质量的方法与装置
- 申请号：KR1020140062053 申请日：2014-05-23
- 公开(公告)号：KR1020150099367A 公开(公告)日：2015-08-31
- 发明人： 정상수 , 김혜정 , 조성연
- 申请人： 삼성전자주식회사
- 申请人地址： ***, Samsung-ro, Yeongtong-gu, Suwon-si, Gyeonggi-do, Republic of Korea
- 专利权人： 삼성전자주식회사
- 当前专利权人： 삼성전자주식회사
- 当前专利权人地址： ***, Samsung-ro, Yeongtong-gu, Suwon-si, Gyeonggi-do, Republic of Korea
- 代理人： 윤동열
- 优先权： KR1020140019921 2014-02-20
- 主分类号： H04W36/14
- IPC分类号： H04W36/14 ; H04W36/30 ; H04W8/02
The present invention is related to a mobile communication network, select the video access network to establish a call when a video call occurs, the communication method of a user terminal in a mobile communication system according to an embodiment of the present invention, a video telephony call set-up sending a request message; Receiving a switching command for CSFB (Circuit Switched fall back); And if the selected target cell is the cell 2G and 3G cells that the user equipment connectable to the switching command indicating the presence, the method comprising: a video call, the call setup to the 3G cell switching; may include. According to one embodiment of the invention, when the video call has occurred, the user terminal to the network to support the video call can be quickly switched.
公开/授权文献:
- KR102202359B1 영상통화 서비스 품질을 높이는 방법 및 장치 公开/授权日：2021-01-14