Patent ID: 8094949
Filing Date: 2012-01-10
Classification: G06F,G06K,G06Q,G06T,G07D,G07F,G10L,G11B,H04B,H04L,H04N,H04W

Abstract:
1. A method of altering a music signal to steganographically insert plural bits of watermark data therein, the method comprising: steganographically inserting, using a processor, at least a first group of the plural bits for benefit of an end-user of the music signal by imperceptibly altering audible attributes of the music signal; inserting a second group of bits different than the first for benefit of an artist whose music is encoded by the music data; inserting a third group of bits different than the first two for benefit of a distributor of the music data; and storing in a registry accessible to the end-user an association between information about the music data and at least a portion of the plural bits.