Fig. 1.
Quantization phase accumulation effect.
Fig. 2.
Frequency detection design scheme based on quantization phase accumulation effect.
Fig. 3.
Narrow pulse generation circuit.
Fig. 4.
Narrow pulse signal generation results.
Fig. 5.
Phase synchronization signal generation scheme.
Fig. 6.
Phase synchronization signal generation results.
Fig. 7.
Phase quantization processing results.
Table 1.
Frequency measurement experiment results.
| The measured frequency [MHz] | Measurement results [Hz] | Frequency differences [Hz] | Frequency uncertainty [at 1 s] |
|---|---|---|---|
| 2.397 | 2396999.751 | 0.316 | 4.17 × 10−13 |
| 10.354 | 10353999.173 | 0.836 | 2.12 × 10−13 |
| 11.260 | 11259997.522 | 0.461 | 3.24 × 10−13 |
| 11.713 | 11712997.238 | 0.623 | 4.25 × 10−13 |
| 12.071 | 12070997.334 | 0.772 | 3.27 × 10−13 |
| 12.880 | 12879996.872 | 0.128 | 2.32 × 10−13 |
| 12.125 | 12124996.773 | 0.232 | 2.81 × 10−13 |
| 13.160 | 13159996.576 | 0.459 | 4.31 × 10−13 |
| 15.312 | 15311996.243 | 0.756 | 2.23 × 10−13 |
| 15.694 | 15693996.236 | 0.714 | 2.17 × 10−13 |
| 16.384 | 16383999.722 | 0.230 | 2.38 × 10−13 |
| 18.023 | 18022996.334 | 0.778 | 5.03 × 10−13 |