摘要
随着信息网络的日新月异,信息的合法使用和保护成为当前重要的热门话题。文中针对日益引起人们关注的数字水印技术,详细讨论了信息隐藏中数字水印技术的概念、基本特征、通用模型等。总结概括了这种技术的发展以及研究状况,在此基础上,提出进一步发展和研究的方向。
With the development of computer and network, information protection and its legal usage have been a key and attractive problem. This paper discusses digital watermarking technology in detail. It is mainly about the definition, basic feature and generic model of digital watermark. Based on summary of the development and state_of_the_art of the technology, conclusions are drawn and the future directions are discussed.
出处
《信息安全与通信保密》
2000年第3期70-74,共5页
Information Security and Communications Privacy
关键词
信息隐藏
数字水印
信号处理
information hiding, digital watermarking, signal processing
