Invention Grant
US07774808B2 Method and apparatus for distributing geographically restricted video data in an internet protocol television (IPTV) system
有权
用于在互联网协议电视（IPTV）系统中分发地理上受限的视频数据的方法和装置
- Patent Title: Method and apparatus for distributing geographically restricted video data in an internet protocol television (IPTV) system
- Patent Title (中): 用于在互联网协议电视（IPTV）系统中分发地理上受限的视频数据的方法和装置
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Application No.: US11497922Application Date: 2006-08-01
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Publication No.: US07774808B2Publication Date: 2010-08-10
- Inventor: Richard G. Jankins , Thomas Scott Webster , Eric Cabading
- Applicant: Richard G. Jankins , Thomas Scott Webster , Eric Cabading
- Applicant Address: US NV Reno
- Assignee: ATT Knowledge Ventures, L.P.
- Current Assignee: ATT Knowledge Ventures, L.P.
- Current Assignee Address: US NV Reno
- Agent G. Michael Roebuck
- Main IPC: H04N7/173
- IPC: H04N7/173
Abstract:
A method for distributing geographical restriction data in an internet protocol television (IPTV) system is disclosed. The method includes accepting at an IPTV server, a request from an IPTV client for the geographical restriction data related to geographically restricted video data, determining at the server, a plurality of geographic restriction zones for the geographically restricted video data and sending from the server to the client a message containing the restriction data related to at least one of the restriction zones.
Public/Granted literature
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