標準號：ISO/IEC 21000-5 AMD 3-2008
中文標準名稱：信息技術.多媒體框架(MPEG-21).第5部分:權限表示語言.修改件3:開放獲取內容(OAC)概述
英文標準名稱：Information technology - Multimedia framework (MPEG-21) - Part 5: Rights Expression Language - Amendment 3: Open access content (OAC) profile
標準類型：L70
發布日期：1999/12/31 12:00:00
實施日期：1999/12/31 12:00:00
中國標準分類號：L70
國際標準分類號：35.040
適用范圍：ISO (the International Organization for Standardization) and IEC (the International ElectrotechnicalCommission) form the specialized system for worldwide standardization National bodies that are members ofISO or IEC participate in the development of International Standards through technical committeesestablished by the respective organization to deal with padicular fields of technical activity. ISO and IECtechnical committees collaborate in fields of mutual interest Other international organizations, governmentaland non-governmental, in liaison with ISO and IEC, also take part in the work. In the field of informationtechnology, ISO and IEC have established a joint technical committee, ISO/IEC JTC 1.International Standards are drafted in accordance with the rules given in the ISO/IEC Directives, Part 2.The main task of the joint technical committee is to prepare International Standards. Draft InternationalStandards adopted by the joint technical committee are circulated to national bodies for voting. Publication asan International Standard requires approval by at least 75 % of the national bodies casting a voteAttention is drawn to the possibility that some of the elements of this document may be the subject of patentrights. ISO and IEC shall not be held responsible for identifying any or all such patent rightsAmendment3 to ISO/IEC21000-5:2004 was prepared by Joint Technical Committee ISO/IECJTCf,information technology, Subcommittee SC 29, Coding of audio, picture, multimedia and hypermediainformation.