摘要
作为保护音频文件版权的有效方法,数字音频水印已逐渐成为研究的热点。系统地介绍了数字音频水印的相关概念,数字音频的特点和人类心理声学模型,音频水印中用到的各种技术方法,水印的攻击与评价。最后探讨了目前存在的问题及今后的发展方向。
As a valid method of protecting the copyright of audio files, audio watermarking has been studied by many people. This paper introduces the background and concept of watermark, the features of digital audio and human audio system (HAS), and the techniques that have been used. Attack and evaluation of watermarking schemes are introduced. The existing problems and future development are also discussed.
出处
《电声技术》
北大核心
2004年第9期62-67,共6页
Audio Engineering
关键词
数字音频
水印
人类听觉系统
鲁棒性
digital audio
wartermarking
Human Audio System(HAS)
robustness
