Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
June 19, 2007
Patent Application Number
10469039
Date Filed
February 25, 2002
Patent Primary Examiner
Patent abstract
A system and a method are for determining the origin of a signal received by a pay television subscriber in a given region. A system includes an encryption device located at a main operator, a transmission device adapted to transmit an encrypted video signal towards at least one local operator, and a decryption device at the local operator. The decryption device includes an identification device for replacing all or part of the decrypted video signal with an identification signal characterising the decryption device.
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