3D	three-dimensional
3GPP	3rd Generation Partnership Project
5G	fifth generation
APDP	averaged power delay profile
CCDF	complementary cumulative distribution function
CIR	channel impulse response
deg	angular degree
DS	delay spread
FPGA	field-programmable gate array
GO	geometrical optics
GPU	graphics processing unit
GSCM	geometry-based stochastic channel model
HIRATE	High Performance Digital Radio Testbed
HPBW	half-power beamwidth
IF	intermediate frequency
IP	intercept point
ITU-R	International Telecommunication Union Radiocommunication Sector
LOS	line-of-sight
LS	least-squares
METIS	Mobile and Wireless Communications Enablers for the Twenty-twenty Information Society
MiWEBA	Millimetre-Wave Evolution for Backhaul and Access
mm-wave	millimeter-wave
MPC	multipath component
NLOS	non-line-of-sight
omni	omnidirectional
OS-CC	open square, city center
PL	path loss
pol.	polarization
RMS	root mean square
RT	ray tracing
RX	receiver
SC-CC	street canyon, city center
SC-RA	street canyon, residential area
TX	transmitter
UMi	urban microcellular
UTD	uniform theory of diffraction