Halo: a technique for visualizing off-screen objects
Proceedings of the SIGCHI Conference on Human Factors in Computing Systems
SideSight: multi-"touch" interaction around small devices
Proceedings of the 21st annual ACM symposium on User interface software and technology
There's a world outside your TV: exploring interactions beyond the physical TV screen
Proceedings of the 11th european conference on Interactive TV and video
Focused and casual interactions: allowing users to vary their level of engagement
Proceedings of the SIGCHI Conference on Human Factors in Computing Systems
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The information a small mobile device can show via its display has been always limited by its size. In large information spaces, relevant information, such as important locations on a map can get clipped when a user starts zooming and panning. Dynamic ambient lighting allows mobile devices to visualize off-screen objects by illuminating the background without compromising valuable display space. The lighted spots can be used to show the direction and distance of such objects by varying the spot's position and intensity. Dynamic ambient lighting also provides a new way of displaying the state of a mobile device. Illumination is provided by a prototype rear of device shell which contains LEDs and requires the device to be placed on a surface, such as a table or desk.