发明名称 SYSTEM AND METHOD OF SELECTIVE ADVERTISING ON A TV CHANNEL
摘要 A method and system for providing selective advertising on a television channel is accomplished by downloading appropriate advertisements from an advertising server to a subscriber's set top box over an out-of-band channel. The set top box monitors for triggers to provide advertisement to the subscribers's television. The advertisements can be downloaded in advance of any ad opportunity triggers to a local storage means associated with the set top box, if available.
申请公布号 WO02054754(A2) 申请公布日期 2002.07.11
申请号 WO2001US50540 申请日期 2001.12.28
申请人 ROAD RUNNER 发明人 NICHOLSON, ROBERT, D.;SAUNDERS, BARRIE, A.
分类号 H04N7/173;H04N21/21;H04N21/23;H04N21/24;H04N21/254;H04N21/258;H04N21/433;H04N21/437;H04N21/442;H04N21/45;H04N21/454;H04N21/462;H04N21/466;H04N21/4782;H04N21/61;H04N21/6543;H04N21/658;H04N21/81 主分类号 H04N7/173
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