Enhanced data rates for GSM evolution

Definition
Enhanced data rates for GSM evolution (EDGE) is a digital mobile phone technology that allows improved data transmission rates as a backward-compatible extension of GSM. EDGE is considered a pre-3G radio technology and is part of ITU's 3G definition. EDGE was deployed on GSM networks beginning in 2003 &mdash; initially by Cingular (now AT&T) in the United States.