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.