Table 2 The measured signal-to-noise ratios with FDM
From: Deterministic entanglement-assisted quantum communication over 20 km fiber channel
Distance (km) | SNRx (dB) | SNRp (dB) | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Â | 7.4 MHz | 7.7 MHz | 8.0 MHz | 8.3 MHz | 8.6 MHz | 7.6 MHz | 7.9 MHz | 8.2 MHz | 8.5 MHz | 8.8 MHz |
0.002 | 3.67 | 3.73 | 3.65 | 3.69 | 3.72 | 3.62 | 3.61 | 3.65 | 3.61 | 3.70 |
2.017 | 2.88 | 2.85 | 2.95 | 2.90 | 2.87 | 2.89 | 3.08 | 3.10 | 3.08 | 3.02 |
5.043 | 2.55 | 2.67 | 2.71 | 2.69 | 2.64 | 2.59 | 2.63 | 2.59 | 2.66 | 2.58 |
10.074 | 1.57 | 1.63 | 1.66 | 1.67 | 1.65 | 1.62 | 1.65 | 1.62 | 1.67 | 1.69 |
20.121 | 0.95 | 0.88 | 0.94 | 0.87 | 0.88 | 0.81 | 0.83 | 0.83 | 0.91 | 0.93 |
