Laser & Optoelectronics Progress, Volume. 57, Issue 19, 190605(2020)

Broadband Filter Based on High-Precision Microtapered Long-Period Fiber Gratings

Xuewen Yan1, Liyong Ren2, Li Yang3, Dongsheng Ran1, Dongdong Han1, Yongkai Wang1, Lei Liang1, Chengfang Xu2,4, Jihong Liu1, Jun Dong1, and Kaili Ren1、*
Author Affiliations
  • 1School of Electronic Engineering, Xi'an University of Posts and Telecommunications, Xi'an, Shaanxi 710121, China
  • 2School of Physics and Information Technology, Shaanxi Normal University, Xi'an, Shaanxi 710119, China
  • 3Department of Electronic Engineering and Information Science, University of Science and Technology of China, Hefei, Anhui 230026, China
  • 4State Key Laboratory of Transient Optics and Photonics, Xi'an Institute of Optics and Precision Mechanics, Chinese Academy of Sciences, Xi'an, Shaanxi 710119, China
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    References(22)

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    [7] Xue Y R, Tian P F, Jin W et al. Superimposed long period gratings based mode converter in few-mode fiber[J]. Acta Physica Sinica, 68, 20181674(2019).

    [8] Shao L Y, Zhao J, Dong X Y et al. Long-period grating fabricated by periodically tapering standard single-mode fiber[J]. Applied Optics, 47, 1549-1552(2008).

    [9] Caldas P, Rego G, Ivanov O V et al. Characterization of the response of a dual resonance of an arc-induced long-period grating to various physical parameters[J]. Applied Optics, 49, 2994-2999(2010).

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    [12] Jin X R, Sun C T, Duan S J et al. High strain sensitivity temperature sensor based on a secondary modulated tapered long period fiber grating[J]. IEEE Photonics Journal, 11, 7100908(2019).

    [13] Liu J H, Cheng M H, Kong X D et al. Microtapered long period gratings: non-destructive fabrication, highly sensitive torsion sensing, and tunable broadband filtering[J]. Infrared Physics & Technology, 102, 103000(2019).

    [14] Linesh J, Libish T M, Bobby M C et al. Periodically tapered LPFG for ethanol concentration detection in ethanol-gasoline blend[J]. Sensors & Transducers, 125, 205-212(2011).

    [15] Zeng H Y, Geng T, Yang W L et al. Combining two types of gratings for simultaneous strain and temperature measurement[J]. IEEE Photonics Technology Letters, 28, 477-480(2016).

    [16] Kong X D, Ren K L, Ren L Y et al. Tunable wavelength-selective coupler based on microtapered long-period fiber gratings[J]. IEEE Photonics Technology Letters, 30, 821-824(2018).

    [18] Ren K L, Ren L Y, Liang J et al. Highly strain and bending sensitive microtapered long-period fiber gratings[J]. IEEE Photonics Technology Letters, 29, 1085-1088(2017).

    [21] Shin W, Yu B A, Noh Y C et al. Bandwidth-tunable band-rejection filter based on helicoidal fiber grating pair of opposite helicities[J]. Optics Letters, 32, 1214-1216(2007).

    [22] Zhu C L, Zhao H, Wang P et al. Enhanced flat-top band-rejection filter based on reflective helical long-period fiber gratings[J]. IEEE Photonics Technology Letters, 29, 964-966(2017).

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    Xuewen Yan, Liyong Ren, Li Yang, Dongsheng Ran, Dongdong Han, Yongkai Wang, Lei Liang, Chengfang Xu, Jihong Liu, Jun Dong, Kaili Ren. Broadband Filter Based on High-Precision Microtapered Long-Period Fiber Gratings[J]. Laser & Optoelectronics Progress, 2020, 57(19): 190605

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    Paper Information

    Category: Fiber Optics and Optical Communications

    Received: Aug. 3, 2020

    Accepted: Aug. 17, 2020

    Published Online: Sep. 27, 2020

    The Author Email: Ren Kaili (renkaili@xupt.edu.cn)

    DOI:10.3788/LOP57.190605

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