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

Table 7

Percentage error obtained over the interval [0.001% to 1%] after frequency scaling.

Methods	Parameters	Time percentage (%)													ITU-R P.311-15
		1	0.5	0.3	0.2	0.1	0.05	0.03	0.02	0.01	0.005	0.003	0.002	0.001
ITU-R P. 618-12 (19.8 GHz after frequency scaling)		3.61	3.34	2.89	2.59	2.00	1.58	1.41	1.28	1.14	1.06	1.03	0.96	0.69	0.89	0.21	0.91
	STD	1.79	1.53	1.07	0.78	0.18	0.23	0.40	0.53	0.68	0.75	0.78	0.86	1.12
	RMS	10.46	11.69	12.12	12.43	12.38	12.35	12.71	12.81	13.20	14.47	15.45	16.34	17.38
ITU-R P. 618-12 (20.73 GHz after frequency scaling)		4.78	4.13	3.64	3.23	2.52	2.06	1.82	1.64	1.36	1.38	1.24	1.29	1.41	1.04	0.18	1.05
	STD	2.43	1.78	1.29	0.88	0.17	0.28	0.53	0.70	0.98	0.97	1.10	1.06	0.94
	RMS	11.95	13.21	13.84	14.21	14.36	14.64	15.11	15.29	15.41	17.50	18.14	20.23	26.63
ITU-R P. 618-12 (predicted 19.8 GHz)		−0.27	0.06	0.10	0.10	−0.01	−0.05	0.00	0.01	0.01	0.01	−0.01	0.00	0.00	−0.01	0.08	0.08
	STD	0.26	0.07	0.10	0.10	0.01	0.05	0.00	0.01	0.01	0.02	0.01	0.01	0.01
	RMS	0.77	0.22	0.41	0.47	0.08	0.39	0.03	0.07	0.07	0.18	0.18	0.02	0.05
ITU-R P. 618-12 (predicted 20.73 GHz)		−0.35	0.04	0.13	0.13	0.00	−0.05	−0.01	0.00	−0.02	0.06	−0.04	0.00	0.00	−0.01	0.10	0.10
	STD	0.34	0.05	0.14	0.13	0.01	0.04	0.01	0.01	0.01	0.07	0.03	0.00	0.01
	RMS	0.87	0.14	0.49	0.56	0.01	0.34	0.10	0.01	0.18	0.81	0.56	0.04	0.09