3G is the third generation , the ITU IMT 2000 their description is classified as part of the network is a generic term for techniques to some extent .On the wireless network technologies being considered a 3G technology . Downlink connection speed of 384 Kbps in order to be able to provide a mobile device . The most commonly used 3G WCDMA, CDMA 1xEV-DO, EDGE and CDMA 1xRTT technologies . Analog cellular was the first generation . Digital PCS the second generation of mobile communication technology . 3G promises increased bandwidth . To meet the bandwidth needs of 3G new EDGE air interface has been specifically developed . 3G technology were introduced in 2001 . 3G 4G precedes him .
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