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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

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

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

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

New Design of Optical Filters Based on Single Mode-Multimode-Single Mode Fiber Structure for Optical Fiber Communication Systems [PDF]

open access: yesEngineering and Technology Journal, 2011
In this paper, a design of optical filters based on single mode-multimode-single mode fiber structure (SMS) is demonstrated. The multimode interference effect can be utilized to design wavelength-selective devices with high extinction ratio. The proposed
Jassim Kadim Hmood
doaj   +1 more source

Optical fiber flowmeter based on a single mode-multimode-single mode structure

open access: yesFrontiers in Sensors, 2022
Single mode-Multimode-Single mode (SMS) sensors have been attracted a relevant attention because of their simple manufacturing, their capability of sensing different quantities, and their enhanced sensitivity compared to the most common fiber optic ...
Massimo Olivero   +4 more
doaj   +1 more source

Calculation of effective mode field area of photonic crystal fiber with digital image processing algorithm [PDF]

open access: yesКомпьютерная оптика, 2018
Photonic crystal fiber as a new type of optical fiber has been extensively applied because of its unique properties. The effective mode area of optical fiber is an important parameter, which has a great influence on the performance of optical fiber.
Yili Tan, Honglian Wang, Yourong Wang
doaj   +1 more source

One KHz Order Narrow Linewidth Fiber Laser Using Rayleigh Backscattering Mechanism in an Additional Piece Optical Fiber

open access: yesPhotonics, 2022
A simple, low-cost, single-longitudinal mode, C-band narrow-linewidth optical fiber laser is presented based on the methodology of the Rayleigh backscattering (RBS).
Zi Wang   +7 more
doaj   +1 more source

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