Patent ID: 9106366
Filing Date: 2015-08-11
Classification: H04L,H04N

Abstract:
1. A method for distributing data to a plurality of clients from a server, the method comprising the steps of: generating a common noise, the common noise being based on noises unique to respective ones of the plurality of clients; embedding the common noise in the data to be distributed to the plurality of clients to make the data unusable; and distributing the data containing the embedded common noise to the plurality of clients, so that the data containing the embedded common noise is made usable by each of the plurality of clients using a unique noise generated in the client; wherein the unique noise is generated according to a given parameter; and wherein the distributing step includes a step of sending the parameter, and the data containing the embedded common noise is made usable by each of the clients using the unique noise generated according to the parameter received by the client.