摘要
Internet已成为数字内容递送的重要场所。建立Internet环境下数字内容知识产权相关的控制管理机制,对促进数字内容市场的发展具有重要的意义。本文的主要工作是从模型角度分析权限表达语言,分别介绍当今主流的权限表达语言,如可扩展的权限标记语言(eXtensible rights Markup Language,XrML)、权限表达语言/权限数据词典(Rights Exptess Language/Rights Data Dictionary,REL/RDD)和开放数字权限语言(Open Digital Rights Language,ODRL),探讨由于现有语言过分关注权限持有者的利益而引发的一些争议及可能的解决方案。
Nowadays, Internet plays a more and more important role in delivering digital content. It is vital to realize the control and manage mechanism to protect the digital intellectual property. This paper analyzes the Rights Expression Language from the viewpoint of the model, introduces several main Rights Expression Language, such as XrML, REL/RDD, ODRL etc. Finally we indicate some discussions due to the Rights Expression Languages in existence paying more attention to the Rights Holder's benefits and some possible resolutions.
出处
《计算机科学》
CSCD
北大核心
2004年第7期12-15,共4页
Computer Science
基金
国家高技术研究发展计划(863计划)
(No.2002AA144070)
