发明名称 Video assets having associated graphical descriptor data
摘要 <p>Graphical descriptor data associated with a particular video asset may include data for one or more graphical descriptor images and graphical descriptor metadata related to each graphical descriptor image. The graphical descriptor images can be simultaneously presented on a display screen with the video asset content and used to navigate to different content in that video asset. The graphical descriptors can also be used to navigate to content of one or more different assets.</p>
申请公布号 EP2442581(A1) 申请公布日期 2012.04.18
申请号 EP20110182989 申请日期 2011.09.27
申请人 COMCAST CABLE COMMUNICATIONS, LLC 发明人 COOK, MIKE;MICHEL, WALT
分类号 H04N21/41;H04N21/43;H04N21/81 主分类号 H04N21/41
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