| EM | Electromagnetic |
| FEKO | FEldberechnung für Körper mit beliebiger Oberfläche (germ.) |
| Field Computation Involving Bodies of Arbitrary Shape (engl. translation) | |
| ITU | International Telecommunication Union |
| LOS | Line of sight |
| RCS | Radar cross section |
| RF | Radio frequency |
| RFID | Radio frequency identification |
| STD | Standard Deviation |
| USRP | Universal software radio peripheral |