Qin Liu, Wei Chen, Dan Xu, Nan Cheng, Fei Yang, Youzhen Gui, Haiwen Cai, Shensheng Han. Bidirectional erbium-doped fiber amplifiers used in joint frequency and time transfer based on wavelength-division multiplexing technology[J]. Chinese Optics Letters, 2015, 13(11): 110601
- Chinese Optics Letters
- Vol. 13, Issue 11, 110601 (2015)
Fig. 1. Configuration of the proposed Bi-EDFA.
Fig. 2. Measurement setup of noise and asymmetry properties.
Fig. 3. Backwards propagation delay fluctuations. (a) Real-time and (b) ADEV.
Fig. 4. Forward propagation delay fluctuations. (a) Real-time and (b) ADEV.
Fig. 5. Difference of propagation delay fluctuations. (a) Real-time and (b) ADEV.
Fig. 6. TDEV of time propagation delay fluctuations.
Fig. 7. Experimental setup exploiting one Bi-EDFA in the transfer system via a 110 km field fiber. TDC: time delay counter. PDA: pulse distribution amplifier.
Fig. 8. Results of the transfer system in 110 km field fiber link. (a) ADEV. (b) TDEV.
Fig. 9. 1 PPS and 1 GHz signals after amplification with different input powers into the detector. (a) 3 and (b) 5 μW.
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