中心频率 (MHz)	卫星通讯领域
	GPS L1	GPS L2	GPS L5	BD2 B1	BD2 B2	BD2 B3	GLONASS L1	GLONASS L2
1575	●
1568	●			●
1590	●						●
1561				●
1268					●	●
1602							●
1227		●
1176			●
1246								●