发明授权
- 专利标题： Broadcast interactive television system
- 专利标题（中）： 广播互动电视系统
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申请号： US12252178申请日： 2008-10-15
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公开(公告)号： US08289978B2公开(公告)日： 2012-10-16
- 发明人: Christopher J. Chase
- 申请人： Christopher J. Chase
- 申请人地址： US GA Atlanta
- 专利权人： AT&T Intellectual Property I, LP
- 当前专利权人： AT&T Intellectual Property I, LP
- 当前专利权人地址： US GA Atlanta
- 代理机构： Guntin Meles & Gust, PLC
- 代理商 Andrew Gust
- 主分类号： H04L12/28
- IPC分类号： H04L12/28
摘要：
A system that incorporates teachings of the present disclosure may include, for example, a system having a controller to deliver broadcast channels by way of interactive TV (iTV) edge routers using multicast virtual private networks, share a same multicast state for the broadcast channels and share a same multicast delivery tree for the broadcast channels. Other embodiments are disclosed.
公开/授权文献
- US20100095347A1 BROADCAST INTERACTIVE TELEVISION SYSTEM 公开/授权日：2010-04-15
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