Patent ID: 7992169
Filing Date: 2011-08-02
Classification: G01R,G06Q,H04H,H04K,H04N

Abstract:
1. A method of inhibiting piracy of information at a subscriber station, said method comprising the steps of: receiving at said subscriber station an information transmission from a remote station; detecting instruct-to-sample instructions including selected comparison information in the information transmission; processing, under control of said instruct-to-sample instructions, a datum at said subscriber station resulting in selection of a selected sample of preprogrammed operating information; comparing, under control of said instruct-to-sample instructions, said selected comparison information of said instruct-to-sample instructions to said selected sample of preprogrammed operating information at said subscriber station, whereby a successful match indicates that said subscriber station is properly programmed and a failed match suggests that said preprogrammed operating information at said subscriber station has been tampered with; and performing, under control of said instruct-to-sample instructions, at said subscriber station at least one of the steps of: