Three-Dimensional MIMO Channel Model with High-Mobility Wireless Communication Systems Using Leaky Coaxial Cable in Rectangular Tunnel

Table 1

Definition of LCX-MIMO model parameters.

Definition	Parameters
Tunnel size (length × width × height)	L × W × H
LCX spacing	d
Element spacing of Rx array	l
Coordinates of i-th slot of LCX 1	(−W/2, h, ip)
Coordinate of Rx 1	(x0, y0, z0)
Coordinate of m-th (m = 1, …, M) scatter Sm	(xm, ym, zm)
Length of LCX	L
Period of slot of LCX	P
Velocity of receiving antennas array
Maximum of Doppler frequency	fD
Distance between i-th (i = 1, …, N) slot of p-th ( = 1, 2) LCX and q-th (q = 1, 2) receiving antenna for LoS path	di,qp
Distance between i-th slot of p-th LCX and m-th scatter in the tunnel	dim,p
Distance between m-th scatter in tunnel and q-th receiving antenna	dim,q
Azimuth angle of arrival (AAOA) of LoS path from p-th Tx antenna to q-th Rx antenna
Elevation angle of arrival (EAOA) of LoS from p-th Tx antenna to q-th Rx antenna
AAOA of NLoS from p-th Tx antenna to q-th Rx antenna
EAOA of NLoS from p-th Tx antenna to q-th Rx antenna