UWB	Ultra-Wide Band
RTLS	Real-Time Localization System
RFID	Radio Frequency Identification
BLE	Bluetooth Low Energee
WiFi	Wireless Fidelity
FCC	Federal Communications Commission
WSN	Wireless Sensor Network
OFDM	Orthogonal Frequency Division Multiplexing
WCS	Wireless Clock Synchronization
U-WPN	UWB-based Wireless Positioning Network
TDoA	Time Difference of Arrival
ToA	Time of Arrival
ToF	Time of Flight
TWR	Two-Way Ranging
RSSI	Signal Strength Indication
CLE	Central Localization Engine
MA	Master Anchor
SA	Slave Anchor
CCP	Clock Calibration Packets
LI	Linear Interpolation
PID	Proportion Integration Differentiation
EKF	Extended Kalman Filter
UKF	Unscented Kalman Filter
PF	Particle Filter
DoP	Dilution of Precision
ML	Maximum Likelihood
SX	Spherical-intersection
NI	Newton Iteration