A Five-Step Method
This chapter presents a five-step concept generation method. The method, outlined in Exhibit 7-3, breaks a complex problem into simpler subproblems. Solution concepts are then identified for the subproblems by external and interna l search procedures. Classification trees and concept combination tables are then used to systematically explore the space of solution concepts and to integrate the subproblem solutions into a total solution. Finally, the team takes a step back to reflect on the validity and applicability of the results, as well as on the process used .
This chapter will follow the recommended method and will describe each of the five
steps in detail. Although we present the method in a linear sequence, concept generation is almost always iterative. Like our other development methods, these steps are intended to be a baseline from which product development teams can develop and refine their own unique problem-solving style.
Our presentation of the method is focused primarily on the overall concept for a new product; however, the method can and should be used at several different points in the development process. The process is useful not only for overall product concepts but also for concepts for subsystems and specific components as well. Also note that while the ex ample in this chapter involves a relatively technical product, the same basic approach can be applied to nearly any product.