Patent ID: 7502473
Filing Date: 2009-03-10
Classification: H04N

Abstract:
1. A method for managing conditional access data processing by at least three decoders associated to a subscriber and including activation and deactivation means for conditional access data processing and local communication means structured to allow communication between subscribers' decoders, each decoders executing said method, said method comprising at least the following steps: receiving by a first decoder's (STB) local communication means ( determining a minimum number of different decoders of said subscriber from which said first decoder must receive messages; comparing between, on one hand the number of different decoders from which said first decoder has received a message, and on the other hand the minimum number of decoders from which said first decoder must receive a message; and deactivating the conditional access data processing by said first decoder (STB) if it has not received messages from the required number of different decoders.