“…Research dealing with communication device location patterns started recently (Ahas et al, 2005;Gartner et al, 2007). Current approaches (Jinxing et al, 2009;Michalopoulou et al, 2010) present tests, initial applications and first results. Several projects have been undertaken by university researchers to locate the population, to examine fluctuations in geographic population distribution, to assess the mobility patterns or via mobile phone distribution in Graz, Amsterdam, Rome and Milano (Ratti et al, 2006), Shenzen, China (Jinxing et al, 2009), and others.…”