Shaofan Lu, Yueyu Xiao, Xiaoyong Jiang. Research on Fused Taper All Fiber Multi-Mode Multiplexer/De-Multiplexer[J]. Chinese Journal of Lasers, 2018, 45(7): 0706002
- Chinese Journal of Lasers
- Vol. 45, Issue 7, 0706002 (2018)
Fig. 1. Structure of the multi-mode multiplexer/de-multiplexer
Fig. 2. Schematic of multi-mode multiplexer/de-multiplexer. (a) Structure of coupling area; (b) cross section of coupling area
Fig. 3. Coupling ratio as a function of core distance. (a) Coupling ratio of LP21 mode and LP02 mode as a function of core distance d2; (b) coupling ratio of LP11 mode as a function of core distance d1
Fig. 4. Coupling length as a function of core distance
Fig. 5. Power of LP01, LP11 and LP02 modes as a function of the propagation distance with the wavelength of 1550 nm
Fig. 6. Two-dimensional sketch of power flow for mode multiplexer with the wavelength of 1550 nm
Fig. 7. Coupling ratio of LP02 and LP11 modes as a function of wavelength
Fig. 8. Tolerance analysis of multi-mode multiplexer/de-multiplexer. (a) Coupling ratio of LP11 mode as a function of core distance d1; (b) coupling ratio of LP02 mode as a function of core distance d2
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Table 1. Parameters of SMF and FMF in multi-mode multiplexer/de-multiplexer
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Table 2. Performance comparison with existing mode multiplexers
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