3G terms are used to display information systems, the third generation of mobile phones (third generation). A 3G and UMTS (universal mobile telecommunications system) that has a lot of people are wrong with an unintentional or intentional concept.3G (third generation network technology) is the third generation technology standard for mobile phones, so that the mobile phone transmission data and external data dialog box (download files, send e-mail, instant messaging, photos...). 3G provides two systems for packet switching and circuit switching. 3G system requires a radio network access system is different from today's 2 points. Compared to the advantages of this technology, the technology and the 2.5G 2 point is to allow the transmission, reception of data, audio, photos of high quality to fixed users and mobile users at different speeds. 3G technology vendors can provide multimedia service to customers, global positioning services such as digital TV and video image quality of high quality music (GPS); e-mail; video streaming; high - end game.First of all, the national 3G in the network is widely used in Japan. In 2001, DoCoMo W launched the first commercial version of the CDMA - NTT network. 2003 3G services began to appear in Europe, in Africa, the network 3G introduced Morocco is the first in the end of March 2007, by the company wana.
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