Invention Grant
US08693944B2 Method and apparatus of performing video programming security control 有权
执行视频编程安全控制的方法和装置

Method and apparatus of performing video programming security control
Abstract:
Disabling data channels at a customer premises provides, in one embodiment, generating at least one jamming signal and inserting the at least one jamming signal at a first frequency to jam at least one carrier frequency channel. The jamming signal may be hopped to at least one additional frequency different from the first frequency to jam at least one additional carrier frequency channel.
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