Fig. 3

Spectral observation results: (a) L1 band, (b) L6 band. The x-axis represents frequency (GHz) with a grid spacing of 5Â MHz, and the y-axis represents power (dBm).

Spectral observation results: (a) L1 band, (b) L6 band. The x-axis represents frequency (GHz) with a grid spacing of 5Â MHz, and the y-axis represents power (dBm).