发明授权
- 专利标题： Controlled metadata revelation
- 专利标题（中）： 受控元数据启示
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申请号： US12309889申请日： 2007-08-07
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公开(公告)号： US08656435B2公开(公告)日： 2014-02-18
- 发明人: Stuart Ashby , Colin John Davies , Simon John Parnall , James Geoffrey Walker , David John White
- 申请人： Stuart Ashby , Colin John Davies , Simon John Parnall , James Geoffrey Walker , David John White
- 申请人地址： US CA San Jose
- 专利权人： Cisco Technology Inc.
- 当前专利权人： Cisco Technology Inc.
- 当前专利权人地址： US CA San Jose
- 代理机构： Husch Blackwell LLP
- 国际申请： PCT/GB2007/002997 WO 20070807
- 国际公布： WO2008/020171 WO 20080221
- 主分类号： G06F13/00
- IPC分类号： G06F13/00
摘要：
A method of controlling revelation of one or more metadata items is disclosed. Each of the one or more metadata items is associated with one or more parts of an audio-visual data stream (101). The method comprises: for a given one or more parts (103,105) of the audio-visual data stream (101), revealing one or more metadata items (113,115,117) associated with the given one or more parts (103,105) of the audio-visual data stream (101) only after the given one or more parts (103,105) of the audio-visual data stream (101) have been accessed.
公开/授权文献
- US20090208180A1 CONTROLLED METADATA REVELATION 公开/授权日：2009-08-20
信息查询
