发明名称 METHOD AND APPARATUS FOR PERMITTING UNCONFIRMED VIEWING TIME WITH ADDRESSABLE PAY TV
摘要 <p>A method for managing access to a signal representative of an event of a service provider by permitting a subscriber of the service provider to view an event for which the subscriber is not authorized for a specified time period; and transmitting at least one authorization code for the event to the subscriber during the specified time period.</p>
申请公布号 WO2003003740(A1) 申请公布日期 2003.01.09
申请号 US2001020844 申请日期 2001.06.29
申请人 发明人
分类号 主分类号
代理机构 代理人
主权项
地址