Figures index

From

Design of Refractive Index Profile for Multimode Optical Fibers with Low Differential Mode Delay

Anton V. Bourdine

Journal of Optoelectronics Engineering. 2013, 1(1), 5-13 doi:10.12691/joe-1-1-2
  • Figure 1. Reference refractive index profile of real fiber sample LOMF Corning OM2+/OM3: (a) full profile; (b) local profile fragment around core center
  • Figure 2. Refractive index profile of multimode fiber with low DMD, optimized for operation under VCSEL (λ=850nm) excitation with central launch
  • Figure 3. Distorted refractive index profile of multimode fiber with low DMD: (a) full profile; (b) local profile fragment around core center
  • Figure 4. Piece-wise regular representation of multimode optical fiber with varying core diameter
  • Figure 5. Input pulse at the transmitter end (dash-dotted line) and output distorted pulse at the receiver end (solid line) under the “regular”fiber length L=300m
  • Figure 6. Sample of fiber core radius variations along link length
  • Figure 7. Gaussian pulse dynamics with initial width t05=22.7ps during propagation over of introduced multimode fiber with low DMD under VCSEL excitation, centralized launching, core radius variations and profile distortions
  • Figure 8. Input pulse at the transmitter end (dash-dotted line) and output distorted pulse at the receiver end (solid line) under the “irregular”fiber length: (a) L=300m; (b) 160m