Integrated Digital Enhanced Network

A wireless technology developed by Motorola,  which combines the capabilities of a digital cellular  telephone, two-way radio, alpha-numeric pager, and  data/fax modem into a single network. iDEN operates  in the 800MHz, 900MHz, and 1 500MHz frequency  bands, and is based on TDMA and GSM architecture it places more users in a given spectral space,  compared to analog cellular systems. iDEN networks  are used by various carriers all over the world, and by  Nextel and Southern LINC in the USA.