In what situations is a mobile device used?
Generally speaking, people use mobile for three reasons: telephone, portable media player, application specific devices (PDF). According to a survey took in 2005, picture-taking, location-specific information and TV streaming were among the most popular functions. The specific data is listed as follows:
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As the development of Internet, nowadays more and more mobile device users use more functions provided by wireless network. One of the world's most authoritative mobile media measurement firm M:Metrics lead a benchmark Survey in February, 2008. From that survey, we can find the hotest functions used by Mobile subscribers.
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Source: http://blogs.zdnet.com/ITFacts/?p=8552
http://www.mmetrics.com/press/PressRelease.aspx?article=20080415-malestats
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