標準號：ANSI/INCITS/ISO/IEC 21000-3-2003
中文標準名稱：信息技術.多媒體框架(MPEG-21).第3部分:數字項識別
英文標準名稱：Information technology - Multimedia framework (MPEG-21) - Part 3: Digital Item Identification
標準類型：L81
發布日期：2003/4/1 12:00:00
實施日期：1999/12/31 12:00:00
中國標準分類號：L81
國際標準分類號：35.040
引用標準：IETF RFC 2396;IETF RFC 2141;IETF RFC 1738;W3C XML Schema — Part 1: Structures, 2001;W3C XML Schema — Part 2: Datatypes, 2001;ISO/IEC 21000-2-2002;ISO/IEC TR 21000-1-2001
適用范圍：This third part of MPEG-21 (ISO/IEC 21000-3), entitled Digital Item Identification (DII), specifies? How to uniquely identify Digital Items (and parts thereof);? How to uniquely identify IP related to the Digital Items (and parts thereof), for example abstractions;? How to uniquely identify Description Schemes;? The relationship between Digital Items (and parts thereof) and existing identification systems. Annex Ccontains a list of relevant identification systems. This is not an exhaustive list and is subject to changeover time;? The relationship between Digital Items (and parts thereof) and relevant description schemes. Annex Ccontains a list of relevant description schemes. This is not an exhaustive list and is subject to change overtime.ISO/IEC 21000-3 specification does not specify:? New identification systems for the content elements for which identification and description schemesalready exist and are in use (e.g., ISO/IEC 21000-3 does not attempt to replace the ISRC, as defined inISO 3901, for sound recordings;? Normative description schemes for describing content.