Authors:
Martin Böcker, Bruno Niman, Karl Larsson
Telecommunications devices currently represent one of the largest global consumer product segments. As telecommunications devices and services converge with technologies such as information processing, broadcast services and the Internet, while at the same time becoming mobile and ubiquitous, the usability of these devices and services becomes a critical factor in service uptake. One of the most challenging aspects of mobile-device usability is text entry using the standard 12-key telephone keypad. At present, finding the characters necessary to enter a name in the terminal's phone book, searching for a name, writing an SMS (text) message or logging on to a…
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