Title :
A DWT-DCT based digital watermarking technique
Author :
Emek, Serkan ; Pazarci, Melih ; Yucel, Murat
Author_Institution :
DigiTurk, Digital Platform Iletisim Hizmetleri AS, Istanbul, Turkey
Abstract :
Many watermark algorithms exist for the the frequency domain using the DCT or the DWT. In this paper, we propose a new watermark algorithm using the DWT for harmony with the human visual system, and the DCT for robustness against signal processing attacks.
Keywords :
data encapsulation; discrete cosine transforms; discrete wavelet transforms; image coding; watermarking; DCT; DWT; digital watermarking; human visual system; signal processing attack robustness; Digital audio players; Discrete cosine transforms; Discrete wavelet transforms; Frequency domain analysis; Humans; Internet; Robustness; Signal processing algorithms; Visual system; Watermarking;
Conference_Titel :
Signal Processing and Communications Applications Conference, 2004. Proceedings of the IEEE 12th
Print_ISBN :
0-7803-8318-4
DOI :
10.1109/SIU.2004.1338250
