Characterization of Rain Specific Attenuation and Frequency Scaling Method for Satellite Communication in South Korea

Table 4

Regression coefficients for three satellite links [20].

Satellite links	Year	Expression for		k	α
12.25 GHz	2013	5.022 R^−0.318	0.6539	0.6167	0.6323
	2014	4.739 R^−0.326	0.5926	0.2783	0.9692
	2015	3.488 R^−0.2794	0.5677	0.1778	0.9805
20.73 GHz	2013	5.022 R^−0.318	0.6539	0.2207	0.8974
	2014	4.739 R^−0.326	0.5926	0.1727	1.024
	2015	3.488 R^−0.2794	0.5677	0.3456	0.9017
19.8 GHz	2013	5.022 R^−0.318	0.6539	0.3242	0.8015
	2014	4.739 R^−0.326	0.5926	0.0201	1.596
	2015	3.488 R^−0.2794	0.5677	0.3266	0.9854