3G (IMT-2000) Question:
Explain iDEN(Integrated Digital Enhanced Network)?
Answer:
★ A wireless technology for Motorola
★ It has the capabilities of digi-cellular phone, 2 way radio, alphanumeric pager and data modem / fax modem in a single network
★ Operational bands are 800 MHz, 900 MHz and 1.5 GHz
★ iDEN is based on TDMA(Time Division Multiple Access) and GSM architecture
★ For voice compression it uses Motorola's Vector Sum Excited Linear Predictors vocoder
★ For delivering 64 KBPS over a 25 KHz channel, it uses QAM modulation.
★ iDEN is designed to serve the mobile user for accessing information quickly without carrying several devices.
★ It has the capabilities of digi-cellular phone, 2 way radio, alphanumeric pager and data modem / fax modem in a single network
★ Operational bands are 800 MHz, 900 MHz and 1.5 GHz
★ iDEN is based on TDMA(Time Division Multiple Access) and GSM architecture
★ For voice compression it uses Motorola's Vector Sum Excited Linear Predictors vocoder
★ For delivering 64 KBPS over a 25 KHz channel, it uses QAM modulation.
★ iDEN is designed to serve the mobile user for accessing information quickly without carrying several devices.
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