obsidian-notes/射频/名词解释/相噪.md
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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} )