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3 rd Generation Wireless Service

3 rd Generation Wireless Service. COMT 220. “3G” Definition. From the FCC Web Site: 144 kbps (vehicular traffic) to 2 Mbps for indoor traffic Common billing and user profile services Bandwidth on demand Fixed and variable bit rates Multimedia store-and-forward messaging. Background.

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3 rd Generation Wireless Service

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  1. 3rd Generation Wireless Service COMT 220

  2. “3G” Definition • From the FCC Web Site: • 144 kbps (vehicular traffic) to 2 Mbps for indoor traffic • Common billing and user profile services • Bandwidth on demand • Fixed and variable bit rates • Multimedia store-and-forward messaging

  3. Background • ITU Specifications • FPLMTS (future public land mobile telecommunication systems) • IMT-2000 • Frequency bands identified at the 1992 and 200 World Radio Conferences

  4. Technical Specs • Wideband CDMA (5MHz channel) • CDMA2000 (1.25-15MHz channels) • Based on TIA/EIA 95 B • CMDA Time Division Duplex • TDMA Single Carrier • DECT (TDMA/FDMA)

  5. Frequencies • ITU Recommendations: • 1885-2025 MHz • 2110-2200 MHz • 806-960 MHz • 1710-1885 MHz (1755-1850 studied by NTIA) • 2500-2690 MHz (Studied by FCC)

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