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Acta Optica Sinica, Volume. 44, Issue 14, 1406001(2024)

Analysis Method of Misalignment Tolerance of Few-Mode Fiber Fusion Splicing for Mode Division Multiplexing

Feng Liu*, Zicheng Huang, Tianle Gu, and Jianlong Mao
Author Affiliations
  • College of Electrical and Electronic Engineering, Wenzhou University, Wenzhou 325035, Zhejiang , China
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    Figures & Tables(7)
    Transverse offset and angle misalignment cross-sections of FMF fusion splicing

    Fig. 1. Transverse offset and angle misalignment cross-sections of FMF fusion splicing

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    Field intensity distribution and x-y coordinates of FMF mode

    Fig. 2. Field intensity distribution and x-y coordinates of FMF mode

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    Relationship between coupling efficiency and V2 under different transverse offsets of fusion splicing. (a) Self-coupling efficiency of LP01 mode; (b) coupling efficiency between LP01 and LP11a; (c) coupling efficiency between LP01 and LP21a; (d) coupling efficiency between LP01 and LP02

    Fig. 3. Relationship between coupling efficiency and V2 under different transverse offsets of fusion splicing. (a) Self-coupling efficiency of LP01 mode; (b) coupling efficiency between LP01 and LP11a; (c) coupling efficiency between LP01 and LP21a; (d) coupling efficiency between LP01 and LP02

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    Relationship between coupling efficiency and a2 under different transverse offsets of fusion splicing. (a) Self-coupling efficiency of LP01 mode; (b) coupling efficiency of LP01 and LP11a; (c) coupling efficiency of LP01 and LP21a; (d) coupling efficiency of LP01 and LP02

    Fig. 4. Relationship between coupling efficiency and a2 under different transverse offsets of fusion splicing. (a) Self-coupling efficiency of LP01 mode; (b) coupling efficiency of LP01 and LP11a; (c) coupling efficiency of LP01 and LP21a; (d) coupling efficiency of LP01 and LP02

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    Relationship between coupling efficiency and V2 under different angle misalignments of fusion splicing. (a) Self-coupling efficiency of LP01 mode; (b) coupling efficiency of LP01 and LP11a; (c) coupling efficiency of LP01 and LP11b; (d) coupling efficiency of LP01 and LP21a; (e) coupling efficiency of LP01 and LP21b; (f) coupling efficiency of LP01 and LP02

    Fig. 5. Relationship between coupling efficiency and V2 under different angle misalignments of fusion splicing. (a) Self-coupling efficiency of LP01 mode; (b) coupling efficiency of LP01 and LP11a; (c) coupling efficiency of LP01 and LP11b; (d) coupling efficiency of LP01 and LP21a; (e) coupling efficiency of LP01 and LP21b; (f) coupling efficiency of LP01 and LP02

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    Relationship between coupling efficiency and a2 under different transverse offsets of fusion splicing. (a) Self-coupling efficiency of LP01 mode; (b) coupling efficiency of LP01 and LP11a; (c) coupling efficiency of LP01 and LP11b; (d) coupling efficiency of LP01 and LP21a; (e) coupling efficiency of LP01 and LP21b; (f) coupling efficiency of LP01 and LP02

    Fig. 6. Relationship between coupling efficiency and a2 under different transverse offsets of fusion splicing. (a) Self-coupling efficiency of LP01 mode; (b) coupling efficiency of LP01 and LP11a; (c) coupling efficiency of LP01 and LP11b; (d) coupling efficiency of LP01 and LP21a; (e) coupling efficiency of LP01 and LP21b; (f) coupling efficiency of LP01 and LP02

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    Variation in coupling efficiency with V2 (normalized cutoff frequency) and a2 (core radius of optical fiber) under different angle misalignments and transverse offsets of fusion splicing. (a)(c)(e)(g) Self-coupling efficiency of LP21a mode; (b)(d)(f)(h) coupling efficiency of LP21a and LP02

    Fig. 7. Variation in coupling efficiency with V2 (normalized cutoff frequency) and a2 (core radius of optical fiber) under different angle misalignments and transverse offsets of fusion splicing. (a)(c)(e)(g) Self-coupling efficiency of LP21a mode; (b)(d)(f)(h) coupling efficiency of LP21a and LP02

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    Feng Liu, Zicheng Huang, Tianle Gu, Jianlong Mao. Analysis Method of Misalignment Tolerance of Few-Mode Fiber Fusion Splicing for Mode Division Multiplexing[J]. Acta Optica Sinica, 2024, 44(14): 1406001

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    Paper Information

    Category: Fiber Optics and Optical Communications

    Received: Jan. 15, 2024

    Accepted: Mar. 27, 2024

    Published Online: Jul. 4, 2024

    The Author Email: Liu Feng (liufeng@wzu.edu.cn)

    DOI:10.3788/AOS240500

    CSTR:32393.14.AOS240500

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology