Cellular Communications
- First Generation (Analog)
- Second Generation (2G & 2.5G)
- Time Division Multiple Access (TDMA)
- General Packet Radio Service (GPRS)
- Global System for Mobile (GSM) - AT&T, T-Mobile
- Code Division Multiple Access (CDMA) - Sprint, Virgin Mobile
- Third Generation (3G, 3.5G 3G+, turbo 3G)
- Enhanced Data rates for GSM Evolution (EDGE) - AT&T, T-Mobile, Rogers Wireless
- EVDO - Sprint, Virgin Mobile
- High Speed Downlink Packet Access (HSPDA)
- Universal Mobile Telecommunications System (UMTS, W-CDMA, FOMA)
- Fourth Generation (4G)