Presentation 2014-10-30
GI-core multimode polymer Crossed Optical Waveguides
Yutaro OIZUMI, Takaaki ISHIGURE,
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Abstract(in English) In this research, we focus on multimode crossed polymer optical waveguides for increasing the bandwidth density of on-board inter connects. In particular, it is expected that graded-index(GI) core enables to decrease the light leakage at the intersections in crossed waveguide s, compared to the step-index(SI) core counterpart. Actually, polynorbornene based GI-core crossed polymer waveguides were successfully fabricated, and lower crossing loss was experimentally verified over SI-core crossed waveguides. However, the mode power profile in GI waveguides shows a strong launch-condition dependence. So, even if the crossing loss is low enough under perfect alignment for launching, the crossing loss could increase under offset launch. Thus, we simulate the launch-condition dependence of the crossing loss in both SI and GI core crossed waveguides utilizing a ray tracing method. Then, it is theoretically and experimentally confirmed that that GI-core crossed optical waveguides show lower crossing loss than the SI core counterpart independent of the launching conditions.
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Keyword(in English) On-Board Optical Interconnect / Crossed waveguide / GI-Core Polymer Optical Waveguide / Ray tracing method
Paper # OCS2014-56,OPE2014-100,LQE2014-74
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Conference Information
Committee OCS
Conference Date 2014/10/23(1days)
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Registration To Optical Communication Systems (OCS)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) GI-core multimode polymer Crossed Optical Waveguides
Sub Title (in English)
Keyword(1) On-Board Optical Interconnect
Keyword(2) Crossed waveguide
Keyword(3) GI-Core Polymer Optical Waveguide
Keyword(4) Ray tracing method
1st Author's Name Yutaro OIZUMI
1st Author's Affiliation Graduate School of Science and Technology, Keio University()
2nd Author's Name Takaaki ISHIGURE
2nd Author's Affiliation Faculty of Science and Technology, Keio University
Date 2014-10-30
Paper # OCS2014-56,OPE2014-100,LQE2014-74
Volume (vol) vol.114
Number (no) 281
Page pp.pp.-
#Pages 6
Date of Issue