Method and system for detecting unauthorized utilization of...

Details Method and system for detecting unauthorized utilization of... Method and system for detecting unauthorized utilization of...

H - Electricity

04

N

H04N 7/16 (2006.01) H04H 9/00 (2006.01)

Patent

CA 2256286

A method and system are disclosed for detecting unauthorized utilization of a cable television decoder. The decoder is utilized to receive cable television signals. The decoder is one of a plurality of receivers of different types. A local oscillator frequency being utilized by the decoder to receive the channel is determined. A type is then determined for the decoder utilizing the determined local oscillator frequency. The channel being received is also determined utilizing the determined local oscillator frequency. In response to the determination of type of decoder and channel being received, a determination is made whether receipt of the channel is authorized for this decoder.

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