Implement method for controlling generation of granting command from digital TV user management system
Patent Information
- Authority / Receiving Office
- CN Β· China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- ACAD OF BROADCASTING SCI SARFT
- Publication Date
- 2009-01-21
- Estimated Expiration
- Not applicable Β· inactive patent
Smart Images
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Abstract
Description
Technical field
[0001] The invention relates to a method for controlling a digital TV user management system, in particular to a method for realizing the generation and control of authorization instructions for a digital TV user management system. Background technique
[0002] Currently, my country's radio and television field is in a period of vigorous development of digital television technology. The biggest feature of digital TV is that TV operators can provide users with various diversified services, and users can freely choose personalized services. In this mode, the digital TV system must be able to control the services provided to the user according to the service content selected by the user. This kind of control is usually manifested as a judgment on user legitimacy, and its realization is completed by the digital TV front-end system.
[0003] figure 1 It is a schematic diagram of a typical digital TV front-end system. SMS is the abbreviation of SubscriberManagement Sy...