Global Positioning Systems, Inertial Navigation, and Integration, Second Edition

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 ...