Originated in 1972 at Mitsubishi's Kobe shipyard and used widely across the world, this technique has reduced design time by 40% and design costs by 60% (Hauser and Clausing, HBR, 1988). The Quality Function Deployment helps cross-functional teams communicate and is especially useful in large organizations with complex, multi-featured products.
The best-known part of this process evolves around teh House of Quality - a diagram linking customer needs and engineering characteristics. Oftentimes the judgment of the impact of product features on perceptions is influenced by conjoint studies.
You can read more about QFD at The Australian School of management also has a tutorial on the topic for those who really want to get the hang of it.
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