The focus of DFSS / DFLS is our internal products and processes, whereas the focus of QFD is our customers (especially, end users). QFD is essentially a DFCV (design for customer value). Here’s the similarities, differences, and focus of DFSS / DFLS and QFD, and why you need both to achieve customer satisfaction.
Modern QFD -vs- Traditional QFD
Redecorate your House of Quality (HoQ)
Unfortunately there are many bad examples of House of Quality matrix and QFD that are still being taught. Before you put your project in peril by following those bad steps, educate yourself with sound QFD knowledge. This newsletter explains the correct way to execute a House of Quality and when to use or not use this matrix. Better yet, contact QFD Institute for advice.