ACRONYMS AND ABBREVIATIONS
A/D | Analog-to-digital (conversion) |
ADC | Analog-to-digital converter |
ADR | Accumulated delta range |
ADS | Automatic dependent surveillance |
AGC | Automatic gain control |
AHRS | Attitude and heading reference system |
AIC | Akaike information-theoretic criterion |
AIRS | Advanced inertial reference sphere |
ALF | Atmospheric loss factor |
ALS | Autonomous landing system |
altBOC | Alternate binary offset carrier |
AODE | Age of data word, ephemeris |
AOR-E | Atlantic Ocean Region East (WAAS) |
AOR-W | Atlantic Ocean Region West (WAAS) |
AR | Autoregressive |
ARMA | Autoregressive moving average |
ASD | Amplitude spectral density |
ASIC | Application-specific integrated circuit |
ASQF | Application-Specific Qualification Facility (EGNOS) |
A-S | Antispoofing |
ATC | Air traffic control |
BOC | Binary offset carrier |
BPSK | Binary phase-shift keying |
C/A | Coarse acquisition (channel or code) |
C&V | Correction and verification (WAAS) |
CDM | Code-division multiplexing |
CDMA | Code-division multiple access |
CEP | Circle error probable |
CNMP | Code noise and multipath |
CONUS | Conterminous United States, also Continental United States |
CORS | Continuously operating reference station |
COSPAS | Acronym from transliterated Russian title“Cosmicheskaya Sistyema Poiska Avariynich Sudov,” meaning “Space System for the Search of Vessels in Distress” |
CPS | Chips per second |
CRC | Cyclic redundancy check |
CWAAS | Canadian WAAS |
DGNSS | Differential GNSS |
DGPS | Differential GPS |
DME | Distance measurement equipment ... |
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