| 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 |
MXPA03011685(A) |
申请公布日期 |
2004.03.19 |
| 申请号 |
MX2003PA11685 |
申请日期 |
2001.06.29 |
| 申请人 |
THOMSON LICENSING S.A. |
发明人 |
DAVID JAY DUFFIELD |
| 分类号 |
G06K19/00;H04N7/16;H04N7/167;H04N7/173;H04N21/462;(IPC1-7):H04N7/16 |
主分类号 |
G06K19/00 |
| 代理机构 |
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