DPD	Direct Position Determination
TDOA	Time Difference of Arrival
DOA	Direct of Arrival
TOA	Time of Arrival
RSS	Received Signal Strength
TDE	Time Delay Estimation
GCC	Generalized Cross-correlation
ML	Maximum Likelihood
MMSE	Minimum Mean Square Error
MUSIC	MUltiple SIgnal Classification
FPGA	Field Programmable Gate Array
DL	Deep Learning
CNN	Convolutional Neural Network
CIR	Channel Impulse Response
SNR	Signal-to-Noise Ratio
SDF	Subspace Data Fusion
MDF	Multi-array Data Fusion
QPSO	Quantum-behaved Particle Swarm Optimization
MVDR	Minimum Variance Distortionless Response
MLE	Maximum Likelihood Estimation
LFM	Linear Frequency Modulation
STFT	Short Time Fourier Transform
HT	Hough Transform
EM	Expectation-Maximization
FT	Fourier Transform
NCS	Normalized Cross-Spectrum
AIC	Akaike Information Criterion
MDL	Minimum Description Length
DFT	Discrete Fourier Transform
QAM	Quadrature Amplitude Modulation
RMSE	Root Mean Square Error
CDF	Cumulative Distribution Function