摘要
随着信息时代的飞速发展,人们对知识、信息的需求量日益增加。在快速大量的获取所需信息的同时,知识产权的问题也越来越引起人们的关注,数字水印技术的使用,很好地解决了知识版权保护的问题。含边信息嵌入的水印系统就是一种优秀的数字水印技术。在一个含边信息的嵌入器中,水印编码号依赖于原始水印信息和载体作品本身,有效地利用载体作品信息,将其作为发送端的边信息会给水印系统的性能带来提升,对密钥的嵌入,以及接收端对密钥的提取工作提供了很大的方便。
With the rapid development of the information age, the people need to increase the knowledge and the information, while a lot of information is got rapidly, the attention of people is more and more aroused as to the intellectual property. The digital watermark- ing technology can be used to protect the copyright perfectly. The side information embedded watermark system is one with an excellent digital watermarking technology. In the side information of the embedded watermark ,code number depends on the original image information and carrier works, and the information carrier is used effectively, as the side information which is sent to the watermarking system ,in order to improve the performance of the embedded secret key and receive the secret key work with great convenience.
出处
《机械制造与自动化》
2012年第4期153-155,共3页
Machine Building & Automation
关键词
数字水印
边信息
密钥
digital watermark
side information
secret key.
