Touchscreens have been studied and developed for a long time to provide user-friendly and
intuitive interfaces on displays. This paper describes the touchscreen technologies in four …

This paper explores the possibility of extending the input and interactions beyond the small
screen of the mobile device onto ad hoc adjacent surfaces, eg, a wooden tabletop with …

To make off-screen interaction without specialized hardware practical, we investigate using
deep learning methods to process the common built-in IMU sensor (accelerometers and …

We present Vidgets, a family of mechanical widgets, specifically push buttons and rotary
knobs that augment mobile devices with tangible user interfaces. When these widgets are …

We present BackTrack, a trackpad placed on the back of a smartphone to track fine-grained
finger motions. Our system has a small form factor, with all the circuits encapsulated in a thin …

Smartphones have emerged as indispensable devices, seamlessly integrating into our daily
lives. However, traditional smartphone interfaces, primarily relying on touchscreens, raise …

Mobile shipments have surpassed those of PCs and tablets, and the demand for mobile
services has never been higher. Although, many businesses believe mobile devices and …

Many innovations have been proposed for new game interfaces, mostly focused in gesture
and body movement interpretation and motion based sensors, such as accelerometers and …

The world is full of information, interfaces and environments that are inaccessible to blind
people. When navigating indoors, blind people are often unaware of key visual information …

Smartphones have become commodity tools and exist in large multiple in all parts of the
population. The typical use of navigation applications focus on aiding users with no …