抄録
Smart mobile devices recently become very popular in our daily life. But the size of their small touch screens is a disadvantage for using them, and they impose significant accessibility barriers to elderly and blind users. So we focus on designing a new method for helping the elderly and visually impaired users by providing an access manner with the touch screens through their hearing and tactile sensations. We would also like to allow them for using the devices in public noisy places such as airport, subway, and supermarket without any assistances.
