| 用户需求符号（URN）– 语言定义 |
ITU-T Z.151建议书定义了用于启发、分析、说明和确认需求的用户需求符号（URN），URN结合了建模概念以及用于目标（主要是非功能需求和质量属性）和情况（主要是运行要求、功能需求、性能和体系结构论证）的符号。目标子符号被称作面向目标的需求语言（GRL），情况子符号被称作用例图（UCM）。 |
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| Citation: |
https://handle.itu.int/11.1002/1000/13711 |
| Series title: |
Z series: Languages and general software aspects for telecommunication systems
Z.100-Z.199: Formal description techniques (FDT)
Z.150-Z.159: User Requirements Notation (URN) |
| Approval date: |
2018-10-14 |
| Approval process: | AAP |
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Status: |
In force |
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Maintenance responsibility: |
ITU-T Study Group 17 |
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Further details: |
Patent statement(s)
Development history
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ITU-T Supplement
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Title
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Status
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Summary
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Table of contents
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Download
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Z Suppl. 1 (04/2015)
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ITU-T Z.100-series – Supplement on SDL+ methodology: Use of ITU System Design Languages
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In force
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here
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here
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here
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