Method for marking a compressed digital video signal

A method for marking a compressed digital video signal by embedding a digital signature in the compressed video signal, the signal representing a series of at least two video images, each image being divided into a plurality of regions, the signal including movement vectors representing the movement of the regions between the first and the second image, characterised in that it consists in modifying at least one of the coefficients X or Y of at least one of the movement vectors.


Year:
2004
Other identifiers:
EPO Family ID: 4218058
TTO: 6.0021
Laboratories:




 Record created 2017-06-13, last modified 2018-01-28


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