IDOV: Identify, Design, Optimize, Validate. This is a methodology used in DfSS for design and product optimization. Some recipes used in each stage are:
Identify : VOC, CTQ, Technical requirements and quality targets
Design : Evaluate system concepts, CTQs,develop transfer functions, relate CTQs to design
Optimize : Robust design, DFM, Predict Reliability, Optimize 6 sigma, predict quality level.
Validate : Test and validate prototypes, assess performance and reliability,
iterate design if necessary.