APARICIÓN DE TECNOLOGÍAS By Iam Castrooo 1980 GPRS (General Packet Radio Service) 1982 GSM (Global System for Mobile) 1999 UMTS (Universal Mobile Telecommunications System) 2003 EDGE (Enhanced Data Rates for GSM Evolution) 2008 HSPA (High Speed Packet Access) 2009 HSPA + (High Speed Packet Access) 2010 LTM (Long Term Evolution) 2011 LTM AVANZADO (Long Term Evolution)
