Invention Grant
US07975280B2 Method and apparatus for performing impulse authorizations within a video on demand environment 有权
在视频点播环境中执行冲击授权的方法和装置

Method and apparatus for performing impulse authorizations within a video on demand environment
Abstract:
A conditional access control apparatus for inserting descrambling messages and impulse authorizations to enable requesting subscribers to utilize requested scrambled content. The apparatus includes a content and asset storage module for storing content and assets, and a pre-encryption module for encrypting content to be stored in said content device. A transport processor inserts stored content into a forward application transport channel (FATC), and a controller interacts with a requesting subscriber and inserts into the FATC descrambling messages and impulse authorizations enabling the requesting subscriber to utilize requested scrambled content.
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