The Usability Design Research Of Product Based On Psychology

With the progress and development of science and technology, the products are expanded in the field of functional diversity, operational intelligence and using personality.But users meet some kinds of inconveniences during using products with this trend. These inconveniences are largely due to the lack of product usability. The way to solve the problem of product usability is user research and usability design of product. Usability design is also known as the design of "User Centered Design". Its purpose is to place the user on the top and solve the problem of product usability by design, which is based on user research. In order to understand the user better, user research becomes the key of usability design. Because the purpose of user research is to understand the customers' requirement, it is very important to grasp the minds of customers. This paper mainly content as follows:(1) Through the review of the development process of usability, Usability was divided into embryonic stage, rapid development phase and mature stage. And analyzed the application of product concept of usability in three stages.(2) It analyzed the significance of usability in the product design, summarized the concept and characteristics of usability design. It concluded six usability design principles from view of product and combined product examples to analysis usability principle. It raised the relationship between product usability research and user psychological is based on " User Centered Design ".(3) Classified users and pointed out the meaning of classification of users is to improve product usability. It looked for a design method to improve product usability by studying the aspects of user cognition, emotion, metaphor and social psychology from user research, and given the principles which can improved product Usability.(4) Based on that, the article summed up a full set of design cycle of product usability, which included the establishment and application of user model, some relevant methods to improve product usability and usability testing, evaluating the specific methods of application in the aspect of product design. Detailed it introduced the application of each part in product design.In the end of this paper, Through a project example,it applied the Product usability design and whole cycle design that the paper proposed in the process of product design. It proved that this method was feasible and provided some references for the application of related design in the future.