2. Study of "dissatisfactions" with the existing product
Analyzing user dissatisfaction enables us to adjust requirements and modify user specifications, improving the level of service.
If this factor is at the root of the Functional Analysis (FA) you are performing, then make sure you :
precisely quantify and measure dissatisfaction;
carry out tests and analyses of non-conformities and other issues;
conclude on the previous points;
correctly set the criteria for assessing the functions in question.
There's no room for error!
Remember to study the competition's products, their level of performance and their market positioning. All this data will also enable you to readjust the user's specifications. The data sheet...
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Study of "dissatisfactions" with the existing product
Studies of "competing products
Bibliography
Also in our database
Regulatory references
AFNOR NF X 50-100 November 2011: Value Management – Functional analysis, fundamental characteristics – Functional analysis: functional analysis of the need (or external) and technical/product functional analysis (or internal) – Requirements for deliverables and implementation procedures
AFNOR NF X 50-151 September 2007: Value Management – Functional expression...
Websites
The " Sciences de l’Ingénieur " website provides comprehensive examples of functional analysis. This link will take you directly to the list of available examples. In the "Resources" tab, type in the keyword "Functional analysis".
The INPI website provides detailed explanations at...
Acronyms and abbreviations
AF: functional analysis
AFE: external functional analysis
AFI: internal functional analysis
FAST: FunctionAnalysis System Technic
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