%A Zhang Xiaolin %T Digital Rights Management Technologies %0 Journal Article %D 2001 %J Data Analysis and Knowledge Discovery %R 10.11925/infotech.1003-3513.2001.05.01 %P 3-7 %V 17 %N 5 %U {https://manu44.magtech.com.cn/Jwk_infotech_wk3/CN/abstract/article_2012.shtml} %8 2001-10-25 %X

Based on a brief introduction to the overall framework and its technical structure, the paper describes the requirements and systems of rights description languages, rights protection techniques, and rights management mechanisms.