Results 1 to 10 of about 372,743 (343)

Efficient light coupling between an ultra-low loss lithium niobate waveguide and an adiabatically tapered single mode optical fiber. [PDF]

open access: yesOptics Express, 2020
A lithium niobate on an insulator ridge waveguide allows constructing high-density photonic integrated circuits thanks to its small bending radius offered by the high index contrast. Meanwhile, the significant mode-field mismatch between an optical fiber
Ni Yao   +7 more
semanticscholar   +3 more sources

Research on Key Technologies of Mode Multiplexing / Demultiplexing [PDF]

open access: yesE3S Web of Conferences, 2020
The rapid growth of Internet capacity has driven the continuous progress of optical fiber communication technology. The transmission capacity of the current optical fiber communication system is close to the limit of single-mode optical fiber ...
Zhiyao Su
doaj   +1 more source

Single-mode optical fiber couplers made of fluoride glass.

open access: yesOptics Express, 2023
We demonstrate the first single-mode optical fiber couplers made with ZBLAN optical fiber. Couplers are fabricated using a controlled tapering procedure enabling high reproducibility while limiting glass crystallization. A coupling ratio of up to 41%/59%
M. Rezaei   +3 more
semanticscholar   +1 more source

High Efficiency Coupling Technology of Silicon Photonic Modulator and Single-Mode Optical Fiber

open access: yesGuangtongxin yanjiu, 2021
Due to the small mode field of silicon photonic chips, the large coupling loss is a road-blocker for their applications. In this work, the coupling efficiency between a silicon photonic modulator chip and a single-mode optical fiber is investigated.
Zhong-xiang TAN   +5 more
doaj   +1 more source

Bidirectional Single Longitudinal Mode Er-Doped Fiber Ring Laser Using a Bandpass Filter and Cascaded Fiber Ring Filter

open access: yesIEEE Access, 2023
Bidirectional single longitudinal mode fiber ring laser have advantages and potential in optical sensing, especially angular velocity sensing. The current methods for implementing bidirectional single longitudinal mode fiber ring laser cannot ensure ...
Bowen Xu   +3 more
doaj   +1 more source

Numerical Simulation of the Self-Imaging at Different Cascaded Optical Fiber Specifications [PDF]

open access: yesEngineering and Technology Journal, 2022
Cascaded optical fiber single mode-no core-single mode fiber (SNS) attracted attention for being the base of various photonic devices. These devices are used in optical communication, fiber sensors, and fiber laser technology.
Shahad Younus   +2 more
doaj   +1 more source

Fiber-diffraction Interferometer using Coherent Fiber Optic Taper [PDF]

open access: yes, 2010
We present a fiber-diffraction interferometer using a coherent fiber optic taper for optical testing in an uncontrolled environment. We use a coherent fiber optic taper and a single-mode fiber having thermally-expanded core.
Kihm, Hagyong, Lee, Yun-Woo
core   +4 more sources

All-Optical Temporal Differentiator Based on the Axis-Aligned SFS Fiber Structure Filter

open access: yesIEEE Access, 2021
In this paper, the axis-aligned single mode- four mode- single mode (SFS) fiber structure filter is proposed to be an all-optical temporal differentiator.
Tingya Yin   +3 more
doaj   +1 more source

Transmission–Reflection Analysis in high scattering optical fibers: A comparison with single-mode optical fiber

open access: yesOptical fiber technology (Print), 2020
Transmission–Reflection Analysis (TRA) is an inexpensive technique used in distributed monitoring systems for single perturbation tracking. However, TRA is limited to long distance applications ( ~ km), since it has poor spatial resolution ( ~ m) when ...
Mariana L. Silveira   +6 more
semanticscholar   +1 more source

Temperature dependence of polarization mode dispersion in tight-buffered optical fibers

open access: yesJournal of Telecommunications and Information Technology, 2023
—Experiments and theoretical analysis of influence of temperature on polarization mode dispersion (PMD) in single mode optical fibers and cables are presented. Forces generated by contracting buffer create optical birefringence and increase fiber PMD at
Krzysztof Borzycki
doaj   +1 more source

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