摘要
在简述了建立数字接口拷贝防止技术的必要性以后,介绍了该技术的全过程以及技术的原理和技术的意义。
After briefly discussing the necessity of building the copy protection scheme fordigital interface, the whole process of this building as well as the prineiple and significance of thetechnique are introduced in this paper.
出处
《电声技术》
北大核心
1999年第1期20-22,共3页
Audio Engineering
关键词
拷贝防止
IEEE1394
内容加扰系统
数字电视广播
Copy protection Intellectual property Encryption algorithm Content scrambling system (CSS) Digital TV broadcasting