发明名称 ENHANCED VCR TAPES
摘要 A system and method are described for storing VBI information relating to th e material contained on a video storage medium on the VBI portion of the video storage medium, retrieving the VBI information from the video storage device , and displaying the VBI information on a video display system as part of an interactive television system.
申请公布号 CA2381306(A1) 申请公布日期 2001.02.15
申请号 CA20002381306 申请日期 2000.08.07
申请人 INDEX SYSTEMS, INC. 发明人 RAMOS, LUIS A.
分类号 H04N5/7826;G11B20/10;G11B20/12;H04N5/445;H04N5/45;H04N5/76;H04N5/775;H04N5/91;H04N5/92;H04N5/93;H04N7/025;H04N7/03;H04N7/035;H04N7/088 主分类号 H04N5/7826
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