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| 缩写 | 详细 | 缩写 | 详细 |
|---|---|---|---|
| 1PPS | 1 Pulse Per Second | ITU | International Telecom Union |
| AIV | Assembly, Integration and Validation | KPI | Key Performance Indicator |
| CA | Certificate Authority | NMI | National Metrological Institutes |
| CIF | Core Infrastructure Facilities | NTA | National Time Authority(Mostly the same as NMI) |
| COTS | Commerical Off-the-Shelf | NTP | Network Time Protocol |
| CCTF | Consultative Committee for Time and Frequency | OFT | Optical Fibber Technology |
| CV | Common View | OSC | Oscillators (OCXO, Rubidium, Cs) |
| DAB | Digital Audio Broadcasting | PPP | Point Precise Positioning |
| DEMETRA | Demonstrator for EGNSS services based on Time Reference Architecture | PTP PTPv2 | Precise Time Protocol IEEE 1588(WR- White Rabbit profile of PTP) |
| DB | Database(mostly SQL) | QR | Quality Report |
| DVB | Digital Video Broadcasting | RINEX | Receiver Independent Exchange Format |
| ETH | Ethernet | RMO | Regional Metrological Organization |
| EGNOS | European Geostationary Navigation overlay system | SFN | Single Frequency Network |
| EBU | European Broadcast Union | SIS | Signal In Space |
| EGNSS | European GNSS | SPF | Service Validation Facility |
| EURAMET | European Regional Metrological Origanisation | SV SVN# | Satellite Vehicle Satellite Vehicle Number |
| EWR | Extended White Rabbit | SVF | Service Validation Facility |
| FO | Fibber Optic | SW | Software |
| FR | FREE-RUN mode | T&F | Time and(&) Frequency |
| FTP | File Transfer Protocol | TAI | International Atomic Time |
| GCC | Galileo Contiol Centre | TA(PL) | Polish Atomic Time |
| GDO | GPS Disciplined Oscillator | TDMA | Time Division Multiple Access |
| GGTO | Galileo GPS Time Offset | TFL | Time and Frequency Laboratory |
| GMT | Greenwich Mean Time | TLC | Time Local Clock(the same as UT) |
| GNSS | Global Navigation Satellite System | TMC | Time Master Clock(see TSG) |
| GST | GNSS Supervising Authority | TSA | Time Stamping Authority |
| GSA | GNSS Supervising Authority | TSI | Time Service Infrastructures |
| GPS | Global Positioning System | TWSTF | Two Way Satellite Time and Frequency Transfer |
| HTTP HTTPS | Hypertext Transfer Protocol Hypertext Transfer Protocol Secure | UT | User Terminal(see also TLC) |
| HO | HOLDOVER mode | UTC | Universal Time Coordinated |
| HW | Hardware | WP | Work Package |
| IPR | Intellectual Property Rights | WR | White Rabbit(see PTP) |
| IRIG-B | Time Code(AM or DM) | WPL | Work Package Leader |
| GPST | GPS Time Scale | TRF | Time Reference Facility(see TMC) |
| BIPM | Bureau International des Poids et Mesures | MCT | Modular Coherent Transfer |