Behind Touch:携帯電話のための背面・触覚操作インタフェース

Translated title of the contribution: Behind Touch: Backside Keys with Tactile Sense Interface for Mobile Phones

平岡 茂夫, 宮本 一伸, 富松 潔

Research output: Contribution to journalArticle


Behind Touch are input device and GUI for mobile medias like as mobile phones or PDA. Mobile phones have a limit in size, because portability is significant condition for them. In the proposed device, 12 keys are not arranged on the top but on the backside of mobile phone, in order to enlarge the liquid crystal display. However we cannot look the keys on backside to confirm their position when we operate. This research realizes a method to operate directly and speedily by interface which can help the operation of keys on backside by tactile sense device and Behind Touch's GUI of showing users' finger position. In Behind Touch, we select the button showing on display by touching the keys on backside and operate by pushing them. Behind Touch can offer comfortable text inputting or various operations with small-sized in-put device riot only for PDA, wearable computer, but also remote controls of home electric appliances which their display are positioned away from the operating point.
Original languageJapanese
Pages (from-to)2520-2527
Number of pages8
Issue number11
Publication statusPublished - Nov 15 2003


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