Invention Grant
US07975277B1 System for providing alternative services 有权
提供替代服务的系统

System for providing alternative services
Abstract:
The present invention provides a system for providing alternative services in a television system. In one implementation, a subscriber is provided an alternative service upon attempting to access an unauthorized service, thereby providing a framework for efficient control of conditional access and enhanced services. In addition, in one implementation, user device limitations or variations are handled conveniently through the same multi-purpose system for providing alternative services.
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