Ergodic Capacity for NOMA-Enabled ISATNs with Transmit Antenna Selection and Imperfect CSI and SIC

Table 1

System parameters.

Parameter name	Parameter value
HAP height	20 km
Frequency	2 GHz
Bandwidth	15 MHz
Noise temperature	300 K
dB angle	0.5°
Beam gain	48 dB
Antenna gain	4 dB