Xiaobin Xu, Zhihao Zhang, Zuchen Zhang, Jing Jin, Ningfang Song, "Method for measurement of fusion-splicing-induced reflection in a photonic bandgap fiber-optical gyro," Chin. Opt. Lett. 13, 030601 (2015)

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- Chinese Optics Letters
- Vol. 13, Issue 3, 030601 (2015)
![Cross sections; (a) PBF; (b) conventional polarization-maintained fiber[11].](/richHtml/col/2015/13/3/030601/img_001.jpg)
Fig. 1. Cross sections; (a) PBF; (b) conventional polarization-maintained fiber[11].

Fig. 2. Cross section of the fusion splicing point between the PBF and the conventional Panda fiber.

Fig. 3. Scheme of the measurement of fusion-splicing-induced reflection in a PBFOG.

Fig. 4. (a) Modulation voltage applied on an IOC; (b) corresponding modulation phase for the secondary wave W A ; (c) corresponding modulation phase for the secondary wave W B .

Fig. 5. Modulation voltage and interference signals; (a) between W A and W C ; (b) between W A and W B .

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