Invention Grant
US08832298B2 Managing early media for communication sessions established via the session initiation protocol (SIP) 有权
管理通过会话发起协议(SIP)建立的通信会话的早期媒体

  • Patent Title: Managing early media for communication sessions established via the session initiation protocol (SIP)
  • Patent Title (中): 管理通过会话发起协议(SIP)建立的通信会话的早期媒体
  • Application No.: US13422211
    Application Date: 2012-03-16
  • Publication No.: US08832298B2
    Publication Date: 2014-09-09
  • Inventor: Samir V. Ginde
  • Applicant: Samir V. Ginde
  • Applicant Address: US CA San Diego
  • Assignee: QUALCOMM Incorporated
  • Current Assignee: QUALCOMM Incorporated
  • Current Assignee Address: US CA San Diego
  • Agent Raphael Freiwirth
  • Main IPC: G06F15/16
  • IPC: G06F15/16 G06F12/00
Managing early media for communication sessions established via the session initiation protocol (SIP)
Abstract:
A communications device sends an invite to a communication session to multiple target devices and receives first and second media streams from first and second target devices prior to receiving a signaling indication that any of the multiple target devices accepts the invite. The communications device selects between the first and second media streams based upon (i) information contained in a first packet of the first or second media streams and/or (ii) signaling information that indicates a forking context for the communication session. The communication device plays the selected media stream prior to receipt of the signaling indication. In another embodiment, after sending the invite, the communications device detects a network address and port information from (i) a media stream from a target device, and (ii) from a signaling message. The communication device sends media to the target device based on the detected information.
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