摘要
作为数字媒体版权保护的重要手段,数字水印技术近年来已成为国内外研究的热点。回顾了数字水印技术的发展情况,讨论了如下问题:(1)数字水印系统模型;(2)数字水印的基本要求;(3)数字水印技术的应用前景;(4)数字水印的分类,包括各类水印的基本概念,相关算法,性能及发展趋势的分析与讨论;(5)数字水印的关键技术;(6)数字水印技术目前存在的问题和未来的研究重点。
As an effective method to provide copyright protection for digital media,digital watermarking has received considerable attention all over the world in recent years.This paper reviews the development of watermarking techniques and discusses some issues as follows： （1）the basic communication model of watermarking, （2）the requirement for watermarking, （3）possible applications of watermarking, （4）analysis and classification of watermarking,including the basic concept,algorithms,performance and development tendency which are analyzed in detail for each type,（5）key technologies on watermarking,（6）open issues and possible future research directions.
出处
《计算机工程与应用》
CSCD
北大核心
2007年第13期1-6,10,共7页
Computer Engineering and Applications
基金
中国博士后科学基金项目(No.20060390009)。
关键词
数字水印
数字媒体
版权保护
digital watermarking
digital media
copyright protection
