Patent ID: 6789198
Filing Date: 2004-09-07
Classification: H04H,H04L

Abstract:
A method for delivering data to a plurality of processing units, each of said processing units being located in a separate one of a plurality of remote sites and connectable to an output unit, each of said processing units communicable with a remote station via communication link, said method comprising:providing a plurality of portable storage media, each of said plurality of portable storage media containing a set of digital data, said set of digital data comprising a content portion and an identification; and distributing said plurality of portable storage media to said plurality of remote sites; receiving by said station via said communication link said identification and first processing unit information from at least a first one of said processing units; after receiving said identification and said first processing unit information from said first processing unit, delivering by said station a first encrypted digital data to said first processing unit; receiving by said station said identification and second processing unit information from at least a second one of said processing units; and after receiving said identification and said second processing unit information from said second processing unit, delivering by said station a second encrypted digital data to said second processing unit.