In multimode bandgap guiding fibers higher order modes have high radiation losses. Thus, after a short propagation distance effective intermodal dispersion is reduced and bandwidth is dramatically enhanced compared to that of step index fibers.
© 2007 OSA
(060.0060) Fiber optics and optical communications : Fiber optics and optical communications
(060.2280) Fiber optics and optical communications : Fiber design and fabrication
(230.0230) Optical devices : Optical devices
(230.1480) Optical devices : Bragg reflectors
M. Skorobogatiy and N. Guo, "Bandwidth Enhancement by Differential Mode Attenuation in Multimode Photonic Crystal Bragg Fibers," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies, OSA Technical Digest Series (CD) (Optical Society of America, 2007), paper CWF3.
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