METHOD AND SYSTEM FOR WATERMARKING CONTENT PRIOR TO FRAGMENTING

摘要

In a method of distributing content in plural fragments, each fragment being no longer than a given maximum fragment length, a method of watermarking the content prior to fragmenting the content into the plural fragments, comprising water-marking a given payload symbol from a given alphabet in a given segment of the content, and treating a segment prior to or following the given segment as an intermediary segment, the length of this intermediary segment being substantially equal to or greater than the maximum fragment length.

主权项

1. In a method of distributing content in plural fragments, each fragment being no longer than a given maximum fragment length, comprising:
watermarking the content, in which watermarking the content comprises watermarking a given payload symbol from a given alphabet in a first segment of the content and watermarking a given payload symbol from the given alphabet in a second segment of the content; and fragmenting the watermarked content in a plurality of fragments; Wherein the first segment and the second segment are spaced apart by an intermediary third segment, in which the length of this intermediary third segment is substantially equal to or greater than the maximum fragment length.