Through-Wall Imaging With UWB Radar System - KEMT FEI TUKE
Through-Wall Imaging With UWB Radar System - KEMT FEI TUKE
Through-Wall Imaging With UWB Radar System - KEMT FEI TUKE
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LIST OF FIGURES xiv<br />
θw – <strong>Wall</strong> angle<br />
T – Transmission coefficient, also target position<br />
T OA – Time of arrival<br />
T OAAT – Travel time between antenna and target<br />
T OAT X−T – Travel time between transmit antenna and target<br />
T OAT −RX – Travel time between target and receive antenna<br />
t – Time<br />
∆t – Time difference between air-wall and wall-air interface<br />
tT X RX – Travel time between TX and RX<br />
tinwall – Travel time inside a wall<br />
tdelay – Time delay caused by through the wall penetration<br />
τ(k) – Time zero<br />
τ(m) – Strength of m-th target<br />
VS – Voltage at transmit antenna<br />
VR – Voltage at receive antenna<br />
v – Velocity of a wave propagation, also eigenvector<br />
vw – Velocity of a wave propagation inside a wall<br />
v0 – Constant velocity of a wave propagation<br />
vol – Volume<br />
∂V – Surface of V<br />
W – Inflection point<br />
Wdi – Distance from antenna to the wall<br />
WH – Window function<br />
w – Weight function of antenna footprint<br />
X – Position of scatterer, also coordination X<br />
X(r, θ, ϕ, n) – Transfer function of measured environment<br />
[xT , zT ] – Coordinations of target<br />
[xtr, ztr] – Coordinations of transmitter<br />
[xre, zre] – Coordinations of receiver<br />
Z – Coordination Z<br />
Z0 – Impedance of the air<br />
Zc – Impedance of the cable
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