With large-screened cellphones taking a bigger and bigger share of the market, their usability repeatedly gets called into question. And nowhere is the issue more apparent than in Japan, where a huge proportion of the population relies on crowded public transit, using their phones to read news and email on the way to work. Today, NTT Docomo’s research arm is showing off a touch-based interface called Grip UI that’s taking on the problem in a new way, with pressure sensors on the device’s edges and back (pictured below) that allow the user to input commands just by squeezing.
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Hands-on with Docomo’s squeeze-based smartphone UI (video)