2G: Second Generation. 2G refers to the current generation of cellular mobile communications that employ digital modulation techniques to provide voice and low data rate services.

3GPP: Third Generation Partnership Project. 3GPP is an industry body set up to develop a 3G standard based upon wideband CDMA (WCDMA).

3GPP2: Third Generation Partnership Project 2. 3GPP2 is an industry standard set up to develop a 3G standard based upon cdma2000.

3G Third generation. 3G systems represent the generation in the development of cellular mobile communication. These systems will be digital and will be capable of supporting data rates suitable for multimedia applications.

802.11. The IEEE family of standards for WLAN stations to a wired backbone network.