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公开(公告)号:US20060165232A1
公开(公告)日:2006-07-27
申请号:US10539394
申请日:2003-12-12
IPC分类号: H04K1/06
CPC分类号: H04N21/23476 , H04K1/00 , H04L9/065 , H04L9/14 , H04L2209/12 , H04L2209/60 , H04N7/1675 , H04N7/17318 , H04N21/234327 , H04N21/41407 , H04N21/631 , H04N21/64792 , H04N21/6587
摘要: A method and system for encrypting a video data stream, the video data stream partitioned into units based upon a type of data contained within the units. The method comprising: determining for each unit the type of data contained within the unit; and encrypting a particular unit or a portion of the particular unit based upon the type of data contained within the unit.
摘要翻译: 一种用于加密视频数据流的方法和系统,所述视频数据流基于包含在所述单元内的数据的类型而被划分为单元。 该方法包括:为每个单元确定包含在该单元内的数据的类型; 以及基于包含在所述单元内的数据的类型来加密特定单元或所述特定单元的一部分。