Table 1 Parameters for simulation study [18, 29, 30, 38, 39]

Block size

\({10}^6\)

Desired data rate demand of far vehicle \(\left( {\tilde{R}}_{\mathrm{fv}}\right)\)

1 b/s/Hz

Desired data rate demand of near vehicle \(\left( {\tilde{R}}_{\mathrm{nv}}\right)\)

1 b/s/Hz

Number of reflecting elements \(\left( N\right)\)

32, 64, 128, 256, 512

Number of users

2

Average channel gain of far vehicle

1

Average channel gain of near vehicle

3

Power fraction allocated to near vehicle \(\left( {\beta }_{\mathrm{nv}}\right)\)

0.1

Power fraction allocated to far vehicle \(\left( {\beta }_{\mathrm{fv}}\right)\)

0.9

Target outage probability for analysis

\({10}^{-4}\)

Target throughput (b/s/Hz)

2 b/s/Hz

Bandwidth

1 GHz

Noise variance \(({\sigma }^{2})\)

− 174 dBm