摘要
数字水印作为一种保护数字媒体文件产权的方法，近几年来已成为国内外研究的热点。本文简要介绍了数字水印技术的需求背景及研究意义、数字水印的系统模型、数字水印的分类和数字水印技术的主要应用，最后介绍了数字水印技术存在问题和未来的研究方向。
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 introduces the background of the demand for and research significance of digital watermarking techniques,the basic communication model of watermarking,the classification of watermarking,applications of watermarking and last open issues and possible future research directions.
出处
《计算机光盘软件与应用》
2011年第24期74-75,共2页
Computer CD Software and Application
关键词
数字水印
数字媒体
版权保护
Digital watermarking
Digital media
Copyright protection
