QFD also differs in the fact that it concentrates more on adding new features and components according to customer needs and expectations rather then simply focusing on eliminating features or components not required by the customer. The QFD institute describes QFD as a comprehensive quality design method that:
The following essay will start with a brief look on the evolution of QFD and its expansion to the rest of the world. This will be followed by a discussion on the framework of house of quality (HoQ) as well as the elements that forms part of the HoQ. The next sections will then cover the advantages and the benefits offered by the method which will be followed by a discussion on the drawbacks of the method.
The roots of QFD can be traced back to United States in 1940s with the emergence of 'value engineering'. Due to limited reources at General Moters (GM), alternative designs were considered and it often resulted in better product and lower cost. This led the management at GM to investigate and develop effective ways to improve value and resulted in launching of the program 'value analysis' (VA) in 1947 with tremendous success. In 1954, Department of Defense's bureau of Ships embraced a similar approach in it procurement activities and named its programme 'value engeenering'.
However, Jiang, Shiu and Tu mention that even though the initial concept of qual ...