A Multifrequency Seamless Dual-Link Handover Scheme Based on Beamforming for High-Speed Railway

Table 1

Units for magnetic properties.

Parameter	Numerical
Entry 1	Data
Number of subcarriers M	1024
Protection interval	M  144/2048
Subcarrier bandwidth	15 kHz
Carrier frequency	2 GHz
Transmission power	86 dBm
Path loss model	31.5 + 35log10(d)
Shadow fading standard deviation	4 dB
Noise power spectral density	−145 dBm/Hz
Signal threshold	−58 dBm
Handover trigger threshold	3 dBm
Cell radius	1500 m
Overlapping area	400 m
Train length	150 m
Base station to railway distance	100 m