Secrecy Performance Analysis of the NOMA System on High-Speed Railway

Table 1

Simulation parameter configuration.

Index	Variable/Unit	Value	Description
1	Lt/m	201	Train length
2	Hz/m	30	BS height
3	lz/m	100	Horizontal distance between BS and rail
4	K/dB	7	Rician channel factor
5	fc/MHz	2.5e3	Carrier frequency
6	v/Km/h	350	Speed
7	B/MHz	10	Bandwidth
8	Rs/KHz	4.8	Rate
9	kai/dB	3	Attenuation factor
10	SNR_SD	20	Legitimate user SNR
11	SNR_SE	10	Eavesdropping user SNR
12	M	2	Number of the legitimate user