Time-Division Multiarray Beamforming for UAV Communication

Table 1

Abbreviations in the paper.

Abbreviation	Meaning	Abbreviation	Meaning
AA	Antenna array	AN	Artificial noise
AWGN	Additive white Gaussian noise	BER	Bit error rate
CSI	Channel state information	DM	Directional modulation
Eve	Eavesdropper	FDA	Frequency diverse array
FPGA	Field programmable gate array	IRS	Intelligent reflecting surfaces
ISI	Intersymbol interference	LOS	Line-of-sight
LU	Legitimate user	MAA	Multiple antenna array
PLS	Physical layer security	QPSK	Quadrature phase-shift keying
SER	Symbol error rate	SINR	Interference-plus-noise ratio
SNR	Signal-to-noise ratio	TDMB	Time-division multiarray beamforming
UAV	Unmanned aerial vehicle	ULA	Uniform linear array
VAA	Linear virtual antenna array