Fig. 1. The principle diagram of clock noise transmission

Fig. 2. The relationship of power rate and modulation index m

Fig. 3. Schematic diagram of the electronic experiment. represents the readout of signal i by the j channel of the phasemeter PM1, represents the readout of signali by the j channel of the phasemeter PM2 (i=1, 2; j=1, 2, 3, 4) 电子学实验原理框图。 表示相位计PM1的j通道对信号i的读出， 表示相位计PM2的j通道对信号i的读出（i=1, 2; j=1, 2, 3, 4）

Fig. 4. The hardware device picture of electronics experiment

Fig. 5. Typical results of electronics experiment

Fig. 6. Schematic diagram of optical experiment

Fig. 7. The hardware device picture of optical experiment

Fig. 8. Spectrogram of beat frequency signal

Fig. 9. Typical results of optical experiment