Journal ArticleDOI
Mismatch considerations in laser diode to monomode fiber excitation via a hemispherical lens on the elliptical core fiber tip
TLDR
In this article, the first theoretical investigation of the coupling efficiency of a laser diode to a single-mode fiber via a hemispherical microlens on the elliptical core fiber tip in presence of possible transverse and angular misalignments is presented.About:
This article is published in Optik.The article was published on 2008-09-15. It has received 8 citations till now. The article focuses on the topics: Optical fiber & Core (optical fiber).read more
Citations
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Journal ArticleDOI
Review of the technology of a single mode fiber coupling to a laser diode
Haibo Zhou,Hongwei Xu,Ji’an Duan +2 more
TL;DR: In this article, the authors summarized the key technologies of a single mode fiber coupling to a laser diode and its direction of development in the future, and focused on optimizing the optical structure and the coupling parameters to improve the coupling efficiency and packaging performance.
Journal ArticleDOI
Mismatch considerations in laser diode to single-mode circular core triangular index fiber excitation via upside down tapered hemispherical microlens on the fiber tip
TL;DR: In this paper, the authors present a theoretical analysis of the coupling efficiency of a laser diode to a single-mode triangular index fiber coupling via upside-down tapered hemispherical microlens on the tip of the fiber in presence of possible transverse and angular offsets.
Journal ArticleDOI
Laser diode to single-mode circular core dispersion-shifted/dispersion-flattened fiber excitation via hyperbolic microlens on the fiber tip: Prediction of coupling efficiency by ABCD matrix formalism
TL;DR: In this article, the formulated ABCD matrix formalism is employed to prescribe analytical expression of coupling efficiency of a laser diode to single-mode circular core dispersion-shifted as well as dispersionflattened fiber via hyperbolic microlens on the tip of the fiber.
Journal ArticleDOI
Misalignment considerations in laser diode to single-mode graded index fiber coupling via upside down tapered parabolic microlens on the circular core fiber
TL;DR: In this article, the theoretical analysis of the coupling optics involving laser diode to single-mode circular core graded index fiber excitation via inverted down tapered parabolic microlens on the fiber in presence of possible transverse and angular misalignments is presented.
Journal ArticleDOI
Misalignment Consideration in Laser Diode to Circular Core Single-Mode Dispersion-Shifted/Dispersion-Flattened Fiber Excitation via Hemispherical Microlens on the Tip of the Fiber
TL;DR: In this article, a theoretical study of the excitation efficiency in the presence of possible transverse and angular misalignments in the case of excitation of single-mode circular core dispersion-shifted and dispersionflattened fiber by laser diode via hemispherical microlens on the tip of the fiber is presented.
References
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Book
An Introduction to Fiber Optics
Ajoy Ghatak,Krishna Thyagarajan +1 more
TL;DR: In this article, the authors present a detailed analysis of planar optical waveguide and a step-index fiber model for optical fiber communication and demonstrate the properties of a step index fiber.
Journal ArticleDOI
Ideal microlenses for laser to fiber coupling
TL;DR: In this paper, the design and fabrication of ideal microlenses for semiconductor laser to fiber coupling are reported, which can theoretically collect 100% of the radiated energy of a modal-symmetric laser source.
Journal ArticleDOI
Near 100% efficient fibre microlenses
TL;DR: In this paper, a microlenses have been fabricated directly on the ends of optical fibres which demonstrate 90% (-0.45 dB) coupling efficiencies to semiconductor lasers.
Journal ArticleDOI
Gaussian approximation of the fundamental mode in single mode elliptic core fibers
TL;DR: In this article, a scalar variational analysis based on gaussian approximation of the fundamental mode of single mode elliptical core fibers is presented, and curves depicting the variation of the normalised modal spot sizes along the major and minor axes of step and parabolic index fibers with the normalized frequency are given.
Journal ArticleDOI
Matching of single-mode fibre to laser diode by microlenses at 1.5 mu m wavelength
TL;DR: In this article, a theoretical and experimental comparison of the coupling efficiency between a laser diode and a single-mode fiber on the end face of which a matching conical or hemispherical lens is formed is made.
Related Papers (5)
Laser diode to single-mode fibre excitation via hyperbolic lens on the fibre tip: Formulation of ABCD matrix and efficiency computation
S Gangopadhyay,Somenath Sarkar +1 more