发明名称 BROADCASTING ON NETWORKED DISTRIBUTION SYSTEMS
摘要 During a broadcast communication transmitted on a networked distributio n system, secondary programs (for example, advertisements) are transmitted during interruptions or breaks in a primary broadcast. The content of the secondary program received by differing users subscribed on the network differs depending upon differing demographic data associated with the respective users.
申请公布号 CA2322898(A1) 申请公布日期 2002.04.10
申请号 CA20002322898 申请日期 2000.10.10
申请人 MCLEOD, DONALD R. 发明人 MCLEOD, DONALD R.
分类号 G06Q30/02;H04H20/53;H04H20/82;H04H60/33;H04H60/45;H04H60/66;H04H60/82;H04L12/18;H04N7/16;H04N21/472;(IPC1-7):H04L12/18;H04H1/00 主分类号 G06Q30/02
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