CAF	Cross Ambiguity Function
CEP	Circular Error Probable
CRB	Cramer-Rao Bound
CTN	Coarse Time Navigation
DD	Double Difference
DOP	Dilution Of Precision
GNSS	Global Navigation Satellite System
IAR	Integer Ambiguity Resolution
IF	Intermediate Frequency
IoT	Internet of Things
LAMBDA	Least-squares Ambiguity Decorrelation Adjustment
LBS	Location Based Service
LRF	LAMBDA Ratio Factor
PRN	Pseudo Random Noise
PVT	Position Velocity Time
RAIM	Receiver Autonomous Integrity Monitoring
RMS	Root Mean Square
RTK	Real Time Kinematics
SD	Single Difference
SNR	Signal to Noise Ratio
TEC	Total Electron Content
TOW	Time Of Week
VRS	Virtual Reference Station
ZTD	Zenith Total Delay