The new forms of interaction being devised for small mobile devices have required designers to re-visit basic principles for user interface design. One of these is the notion of m...
In current mobile navigation systems users receive the navigational instructions on a visual display or by descriptive audio. The mapping between the provided navigation informati...
New mobile devices can be difficult to use because they give users access to powerful computing devices through small interfaces, which typically have limited input facilities. On...
Passive RFID technology and unobtrusive Bluetoothenabled active tags are means to augment products and everyday objects with information technology invisible to human users. This ...
Location information can be used to enhance interaction with mobile devices. While many location systems require instrumentation of the environment, we present a system that allow...
Gerd Kortuem, Christian Kray, Hans-Werner Gellerse...