Intrinsically Stabilized Plastic Optical Fiber Link Subject to External Optical Feedback

We develop a graded-index plastic optical fiber (GI POF) that can significantly stabilize a multimode fiber (MMF) link with a vertical-cavity surface-emitting laser (VCSEL) subject to external optical feedback. It is demonstrated that the dominant mechanism for this stabilization effect is the stron...

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Main Authors: Azusa Inoue, Yasuhiro Koike
Format: Article
Language:English
Published: IEEE 2019-01-01
Series:IEEE Photonics Journal
Subjects:
Online Access:https://ieeexplore.ieee.org/document/8606222/
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author Azusa Inoue
Yasuhiro Koike
author_facet Azusa Inoue
Yasuhiro Koike
author_sort Azusa Inoue
collection DOAJ
description We develop a graded-index plastic optical fiber (GI POF) that can significantly stabilize a multimode fiber (MMF) link with a vertical-cavity surface-emitting laser (VCSEL) subject to external optical feedback. It is demonstrated that the dominant mechanism for this stabilization effect is the strong mode coupling of the GI POF, which is closely related to the polymer-specific microscopic heterogeneities in the GI POF core material. Such mode coupling decreases correlation between the problematic reflected light field and VCSEL cavity field, increasing tolerance of the MMF link for external optical feedback. Our developed GI POF with specific microscopic heterogeneities prevents the external-optical-feedback-induced critical destabilization observed for silica GI MMFs. These results suggest that the stabilization effect can be controlled by microscopic properties regardless of the fiber attenuations and core refractive indices.
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publishDate 2019-01-01
publisher IEEE
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series IEEE Photonics Journal
spelling doaj-art-0b59f2b0ff8d450884d10d4131c6f67c2025-08-20T03:32:57ZengIEEEIEEE Photonics Journal1943-06552019-01-011111710.1109/JPHOT.2019.28917038606222Intrinsically Stabilized Plastic Optical Fiber Link Subject to External Optical FeedbackAzusa Inoue0https://orcid.org/0000-0002-7816-7199Yasuhiro Koike1https://orcid.org/0000-0002-2726-428XGraduate School of Science and Technology, Keio Photonics Research Institute, Keio University, Kawasaki, JapanGraduate School of Science and Technology, Keio Photonics Research Institute, Keio University, Kawasaki, JapanWe develop a graded-index plastic optical fiber (GI POF) that can significantly stabilize a multimode fiber (MMF) link with a vertical-cavity surface-emitting laser (VCSEL) subject to external optical feedback. It is demonstrated that the dominant mechanism for this stabilization effect is the strong mode coupling of the GI POF, which is closely related to the polymer-specific microscopic heterogeneities in the GI POF core material. Such mode coupling decreases correlation between the problematic reflected light field and VCSEL cavity field, increasing tolerance of the MMF link for external optical feedback. Our developed GI POF with specific microscopic heterogeneities prevents the external-optical-feedback-induced critical destabilization observed for silica GI MMFs. These results suggest that the stabilization effect can be controlled by microscopic properties regardless of the fiber attenuations and core refractive indices.https://ieeexplore.ieee.org/document/8606222/Optical interconnectswaveguidesscattering
spellingShingle Azusa Inoue
Yasuhiro Koike
Intrinsically Stabilized Plastic Optical Fiber Link Subject to External Optical Feedback
IEEE Photonics Journal
Optical interconnects
waveguides
scattering
title Intrinsically Stabilized Plastic Optical Fiber Link Subject to External Optical Feedback
title_full Intrinsically Stabilized Plastic Optical Fiber Link Subject to External Optical Feedback
title_fullStr Intrinsically Stabilized Plastic Optical Fiber Link Subject to External Optical Feedback
title_full_unstemmed Intrinsically Stabilized Plastic Optical Fiber Link Subject to External Optical Feedback
title_short Intrinsically Stabilized Plastic Optical Fiber Link Subject to External Optical Feedback
title_sort intrinsically stabilized plastic optical fiber link subject to external optical feedback
topic Optical interconnects
waveguides
scattering
url https://ieeexplore.ieee.org/document/8606222/
work_keys_str_mv AT azusainoue intrinsicallystabilizedplasticopticalfiberlinksubjecttoexternalopticalfeedback
AT yasuhirokoike intrinsicallystabilizedplasticopticalfiberlinksubjecttoexternalopticalfeedback