发明名称 METHOD AND SYSTEM FOR CONTROL OF BROADCAST CONTENT ACCESS
摘要 <p>A method for controlling access to content, including preventing access to content that corresponds to a blacked out event, until at least one of a time criterion and payment criterion is met. Related methods and apparatus are also disclosed.</p>
申请公布号 WO2002054765(A1) 申请公布日期 2002.07.11
申请号 IL2001001195 申请日期 2001.12.24
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