Requirements on right management system of digital content are obtained. A Digital Right Management (DRM) system is designed. Existing commercial systems in the domain of digital rights protection are presented,and its applications and shortages are pointed out.
张建明,文学军. 数字版权管理系统的原理与应用[J]. 现代图书情报技术, 2004, 20(2): 13-17.
Zhang Jianming,Wen Xuejun. Principle and Application on Digital Right Management System. New Technology of Library and Information Service, 2004, 20(2): 13-17.