Invention Grant
US07886328B2 Protocol and system for broadcasting audiovisual programs from a server
有权
用于从服务器广播视听节目的协议和系统
- Patent Title: Protocol and system for broadcasting audiovisual programs from a server
- Patent Title (中): 用于从服务器广播视听节目的协议和系统
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Application No.: US10479374Application Date: 2002-05-31
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Publication No.: US07886328B2Publication Date: 2011-02-08
- Inventor: Christian Bertin
- Applicant: Christian Bertin
- Applicant Address: FR Paris
- Assignee: France Telecom
- Current Assignee: France Telecom
- Current Assignee Address: FR Paris
- Agency: Drinker Biddle & Reath LLP
- Priority: FR0107396 20010606
- International Application: PCT/FR02/01835 WO 20020531
- International Announcement: WO02/100018 WO 20021212
- Main IPC: H04N7/173
- IPC: H04N7/173 ; G06F15/16 ; G06F15/177 ; H04L12/40 ; H04H20/28
Abstract:
The invention concerns a protocol for broadcasting to a terminal (T) audio-visual materials (PG) from an audio-visual server, comprising a signalling source (SS) and an audio-visual source (SAV). The protocol consists, via an IP network, in acquiring (A) a descriptive file of the source (SS), in acquiring (B) from the source (SS) based on the file SDP, a broadcast signalling channel (SC), and in receiving (C) on said terminal from the signalling channel (SC) at least a digital data flow supporting the audio-visual materials (PG). The invention is useful for broadcasting audio-visual materials on INTERNET.
Public/Granted literature
- US20040163122A1 Protocol and system for broadcasting audiovisual programs from a server Public/Granted day:2004-08-19
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