Invention Grant
US08412283B2 System and method for switching ringing state session with customized alerting tone 有权
用自定义告警音切换振铃状态会话的系统和方法

  • Patent Title: System and method for switching ringing state session with customized alerting tone
  • Patent Title (中): 用自定义告警音切换振铃状态会话的系统和方法
  • Application No.: US13498400
    Application Date: 2010-07-21
  • Publication No.: US08412283B2
    Publication Date: 2013-04-02
  • Inventor: Shitao LiZhendong Li
  • Applicant: Shitao LiZhendong Li
  • Applicant Address: CN Shenzhen, Guangdong Province
  • Assignee: Zte Corporation
  • Current Assignee: Zte Corporation
  • Current Assignee Address: CN Shenzhen, Guangdong Province
  • Agency: Ling and Yang Intellectual Property
  • Agent Ling Wu; Stephen Yang
  • Priority: CN200910204403 20090930
  • International Application: PCT/CN2010/075359 WO 20100721
  • International Announcement: WO2011/038613 WO 20110407
  • Main IPC: H04B1/38
  • IPC: H04B1/38 H04W36/00 H04W4/00
System and method for switching ringing state session with customized alerting tone
Abstract:
The present invention provides a system and method for handing over a ringing status session with a color ring back tone, and when the ringing status session with the color ring back tone is handed over, a handover process includes: after an SCC AS receives a handover request, if the SCC AS judges that a session to be handed over is the ringing status session and a forking occurs so that there are a color ring back tone session and a normal media negotiation session, then associating the handover request with the color ring back tone session and the normal media negotiation session; and the SCC AS assisting to complete a handover to the normal media negotiation session and a handover to the color ring back tone session. The present invention completes not only updating to the normal media resource but also updating to the color ring back tone media.
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