发明授权
US08205243B2 Control of enhanced application features via a conditional access system
有权
通过条件访问系统控制增强的应用程序功能
- 专利标题： Control of enhanced application features via a conditional access system
- 专利标题（中）： 通过条件访问系统控制增强的应用程序功能
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申请号： US11275183申请日： 2005-12-16
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公开(公告)号： US08205243B2公开(公告)日： 2012-06-19
- 发明人: Anthony J. Wasilewski
- 申请人： Anthony J. Wasilewski
- 代理机构： Merchant & Gould
- 主分类号： G06F21/00
- IPC分类号： G06F21/00
摘要：
A service provider provides conditional access to data that is decrypted by authorized set-top boxes (DHCTs). The encrypted programs include encrypted enhanced programs by adding a field to entitlement management messages and corresponding entitlement control messages.
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