User research for senior users

Abstract

The purpose of this research is to propose new user research method for senior users, and discover problems of user interface design, propose an idea for improvement using proposed method. Targeted user is senior user from middle 50s to late 60s, and targeted product is cellphone. The aim of proposed method is to find out more detailed problems and the intention of senior users to improve user interface design. Author conducted preparatory survey based on proposed method with the Diary method and the Ethnographical interview. The results were classified into the impact analysis table. From those result, "change main screen image" has problem the most. Author improves its user interface design based on the results. © 2011 Springer-Verlag.