Voume 2 : Issue 2

A Review on Multimedia Content Protection Using Digital Watermarking Techniques

Authors : Gayathri R., Nagarajan V.



Advancement of multimedia technologies, coupled with the development of an infrastructure of ubiquitous broadband communication networks, has led to a tremendous use of multimedia contents in digital marketplace. At the same time, it has become easier to duplicate and manipulate such content without degrading the quality because of the development of increasingly sophisticated digital processing tools. Devising techniques for copyright protection of multimedia contents has been an urgent problem to be solved. Digital watermarking has been proposed as a possible brick of such protection systems, providing a means to embed a unique code as a “fingerprint” into each copy of the distributed content. In this paper we intend to present an assessment on different types of digital watermarking techniques and challenges are analyzed from already reported results