Digital Radio Access Technologies

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Digital Radio Access Technologies
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Frequency Division Multiple Access (FDMA) (AMPS
-- 30 KHz Channels)
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Narrowband AMPS (NAMPS) (FDMA -- 10 KHz Channels)
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Digital Cellular
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Time Division Multiple Access (TDMA) (30 KHz
Channels -- 6 Time Slots per Channel)
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IS-136 Evolution
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Authentication Concepts
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Code Division Multiple Access (CDMA) (Spread
Spectrum -- 1.23 MHz Channel)
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Logical CDMA Channels
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Uplink and Downlink Channels
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CDMA Capacity Examples
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Soft Handoff
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Wireless 101
Chapter 4 Digital Radio Access Technologies
Network Wireless Systems Training Group

January, 2000