369 B
369 B
title | updated | created |
---|---|---|
相噪 | 2022-01-11 02:10:47Z | 2022-01-10 03:35:59Z |
相噪评估
基底噪声:
PN_{floor} = Floor FOM + 20 * log(Fvco/Fpd) + 10 * log(Fpd / 1Hz)
1/f
噪声:
PN_{flick} = Flick FOM + 20 * log(Fvco/ 1Hz) – 10 * log(offset / 1Hz)
总噪声:
PLL_{noise} = 10 * log(10^{PN_{floor} / 10} + 10^{PN_{flick} / 10} )