| AFC | Automatic Frequency Control |
| AGC | Automatic Gain Control |
| ARQ | Automatic Repeat-reQuest. |
| BER | Bit Error Ratio |
| BPSK | Binary Phase Shift Keying |
| CDMA | Code Division Multiple Access |
| CDPSK | coherent differential phase-shift keying |
| CRC | Cyclic Redundancy Check. |
| CW | Continuous Wave – an unmodulated RF signal or tone |
| CW | Continuous Wave |
| dB | decibel |
| dBm | dB referenced to one milliwatt. Zero dBm equals one milliwatt. |
| dBw | dB referenced to one Watt. Zero dBm equals one Watt. |
| DPSK | differential phase-shift keying. |
| DSB | double-sideband transmission |
| DSP | Digital Signal Processing |
| EbNo | The ratio given by Eb/No, where Eb is the signal energy per bit and No is the noise energy per hertz of noise bandwidth. |
| EDGE | Enhanced Data-Rate for GSM Evolution |
| EHF | extremely high frequency. |
| EIRP | effective isotropically radiated power |
| EMC | electromagnetic compatibility |
| EMI | electromagnetic interference |
| FCC | Federal Communications Commission |
| FDD | Frequency Division Duplex |
| FDMA | frequency-division multiple access |
| FHSS | frequency-hopping spread spectrum |
| FSK | frequency-shift keying |
| GHz | gigahertz. A unit of frequency denoting 109 Hz. |
| GMSC | Gateway Mobile Switching Center |
| GSM | Global System for Mobility |
| HLR | Home Location Register |
| HRPD | High Rate Packet Data |
| HSDPA | High-Speed Downlink Packet Access |
| HSS | Home Subscriber Server. |
| Hz | Hertz. The unit of frequency, equal to one cycle per second. |
| IF | intermediate frequency |
| IFL | Inter-Facility Link |
| IM | intermodulation |
| IM3 | Third-Order Intercept Point |
| IP | Internet Protocol |
| IPTV | Internet Protocol Television |
| ITU | International Telecommunication Union |
| kHz | kilohertz |
| LAN | Local Access Networks |
| LF | Low Frequency |
| LPFM | Low-power FM radio |
| MAC | Media Access Control |
| MFSK | Multiple Frequency-Shift Keying |
| MHz | megahertz. |
| MIMO | Multiple Input Multiple output |
| MVNO | Mobile Virtual Network Operation |
| NF | Noise Figure |
| OFDMA | Orthogonal Frequency Division Multiple Access |
| PAR | peak-to-average ratio |
| PDU | Protocol Data Unit |
| PEP | Peak Envelope Power |
| PM | Phase Modulation |
| PX | Peak envelope power |
| QAM | Quadrature Amplitude Modulation |
| QAM | Quadrature Amplitude Modulation |
| QPSK | Quadrature Phase-Shift Keying |
| RF | Radio Frequency |
| SSB | single-sideband transmission |
| TCP | Transmission Control Protocol |
| TDD | Time Division Duplex |
| TDD | Time Division Duplex |
| TDMA | time-division multiple access |
| UHF | ultra high frequency |
| UMTS | Universal Mobile Telecommunications System |
| UWB | ultra wideband |
| VHF | Very High Frequency |
| VLF | Very Low Frequency |
| VOIP | Voice over IP |
| VSWR | Voltage Standing Wave Ratio. |
| W-CDMA | Wideband Code Division Multiple Access |
| Wi-Fi | Wireless-Fidelity |