发明名称 VIDEO-PROCESSING METHOD AND SYSTEM FOR ENRICHING THE CONTENT OF A TV PROGRAM
摘要 <p>The invention relates to a video-processing method and system for enriching one or several primary video signals by association of additional data in a video scene encoded in accordance with the MPEG4 standard, this associating allowing simultaneous display of a primary video signal and said additional data, and enabling a user to interact with and access the contents of said additional data.</p>
申请公布号 WO2002085024(A1) 申请公布日期 2002.10.24
申请号 IB2002001254 申请日期 2002.04.08
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