标准号：ISO/IEC 21000-20-2013
实施状态：作废
中文名称：信息技术.多媒体框架(MPEG-21).第20部分:合同表达式语言
英文名称：Information technology - Multimedia framework (MPEG-21) - Part 20: Contract Expression Language
发布日期：2013-07-01
被替代标准：ISO/IEC 21000-20-2016
代替标准：ISO/IEC FDIS 21000-20-2013
采用标准：NEN-ISO/IEC 21000-20-2013,IDT
起草单位：ISO/IEC JTC 1/SC 29
标准简介：This part of ISO/IEC 21000 specifies a language for representing contracts in the Multimedia Framework formed for the transaction of MPEG-21 Digital Items or services related to the MPEG-21 Framework.
The Contract Expression Language (CEL) aims at digitally representing the agreements made in an environment of ISO/IEC 21000 use. These contracts include those about both transactions of content packed as Digital Items as well as services provided around this content.
文件格式：PDF
文件大小：797.47KB
文件页数：58
（以上信息更新时间为：2019-11-22）
ISO_IEC 21000-20-2013 信息技术.多媒体框架(MPEG-21).第20部分_合同表达式语言.pdf
(797.47 KB)
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