Abstract
In recent years, the IoT (Internet of Things) system has been spreading as a new device. In understanding IoT, it is necessary to assume which scene and how the acquired data will be utilized. For that, it is necessary for designers to accompany how to show functions and information according to the context of the user, and it is necessary to clarify how to use context information for IoT design. The purpose of this research is to propose a design approach to think of IoT system by using context