We demonstrate the advantages of parabolic and W-shaped refractive index profiles formed in the cores of multi-channel polymer optical waveguides: Sufficiently low inter-channel crosstalk (>-30dB) is achieved in these waveguides with small inter-channel pitch (<80µm).
© 2009 Optical Society of America
(130.0130) Integrated optics : Integrated optics
(200.0200) Optics in computing : Optics in computing
(200.4650) Optics in computing : Optical interconnects
(130.5460) Integrated optics : Polymer waveguides
Y. Takeyoshi, T. Kosugi, Y. Hirobe, and T. Ishigure, "Multi-Channel Polymer Optical Waveguides with Graded-Index and W-Shaped Index Profiles," in Optical Fiber Communication Conference and National Fiber Optic Engineers Conference, OSA Technical Digest (CD) (Optical Society of America, 2009), paper OMS5.
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