Flat Array Antennas for Ku-Band Mobile Satellite Terminals

Table 1

Expected RX/TX antenna performance.

Parameter	Unit	TX section	RX section
Centre frequency	GHz	14.125	11.575
Bandwidth at VSWR<1.5	MHz	800	800
Polarization	—	Linear H	Linear V
Min gain (at 25^∘ elev.)	dBi	31.2	31.8
Side lobe level	dB	−12	−12
Cross polarization	dB	−25	−25
Scan angles (elevation)	Degree	25^∘÷ 50^∘	25^∘÷ 50^∘
Scan angles (azimuth)	Degree	360^∘	360^∘
EIRP (ITU-R S.728.1)	dBW	32	—
G/T (at 25^∘ elev)	dB/^∘k	—	10
Size (D×H)	Cm	80 × 5