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Artículos de revistas sobre el tema "Fiber optic amplifier"

Autor: Grafiati

Publicado: 4 de junio de 2021

Última modificación: 26 de julio de 2025

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1

Wang, Haishuo, Tiancheng Yu, and Zhe Yang. "Design and output spectral peak power optimization of E-band fiber-amplified spontaneous emission spectra." Highlights in Science, Engineering and Technology 72 (December 15, 2023): 624–31. http://dx.doi.org/10.54097/4w1mdt53.

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Fiber optic amplifiers will improve the power of signals propagating in optical fibers, usually using doped ions as amplifiers. The bismuth-doped fiber amplifier can amplify the current E-band signal light, which is less used, and provide a solution to enhance the communication transmission capacity.In this essay, Matlab is used as a research tool, and the bismuth-doped fiber amplifier is selected, and the energy level system is a three-energy levelThe 830 nm-wavelength pumping source amplifies the signal light at 1390 nm. The bismuth-ion velocity and power amplification propagation equations

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2

Jiang, Longfei, Lukai Ma, and Yubo Shao. "Gain Maximization of BDFA between the Wavelength of 1700nm to 1800nm." Applied and Computational Engineering 11, no. 1 (2023): 302–9. http://dx.doi.org/10.54254/2755-2721/11/20230204.

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Fiber optic communication technology is becoming increasingly important in various fields, and high-speed, large-capacity fiber optic transmission systems are urgently needed. The design of fiber amplifiers is influenced by both fiber length and doping concentration. Although the Erbium-doped fiber amplifier (EDFA) is one of the most widely used components in fiber optic communication systems, its working area cannot meet the growing demand for network traffic.This paper presents a new fiber amplifier operating in the spectral region of 1700-1800 nm, pumped by commercially available laser diod

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3

T., Saktioto, P. Dewi S., F. Syahputra R., Okfalisa, and Syamsudhuha. "Raman amplifier performance in pre-amplifier use for optical fiber communication systems." TELKOMNIKA Telecommunication, Computing, Electronics and Control 17, no. 5 (2019): 2194–99. https://doi.org/10.12928/TELKOMNIKA.v17i5.12594.

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The development of telecommunications networks is currently dominated by fiber optics. The fiber optic has become a waveguide medium transmitting information with high frequency bands, high capacity and high speed. An optical amplifier is required to maintain electromagnetic signals when they propagate in far distance. One of the amplifiers, Fiber Raman Amplifiers (FRA) which is the light scattering from the light that comes with the phonon in the lattice of amplification medium produces photons that are coherent with the incoming photons. Many amplifiers are commonly used but the problems not

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4

Dadamatova, K., A. Nazarov, and N. Gerasimenko. "PROBLEMS OF THE EFFICIENCY OF FIBER OPTIC COMMUNICATION LINES." Technical science and innovation 2019, no. 2 (2019): 161–68. http://dx.doi.org/10.51346/tstu-01.19.2.-77-0025.

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The article presents the results of solving the problem of attenuation of an optical signal in fiber-optic communication lines. Widely used modern technical solutions of intermediate amplification-regenerative nodes of fiber-optic communication lines are described. The advantages and disadvantages of existing intermediate fiber optic amplifiers are presented. The benefits of optoelectronic signal regenerators include a full restoration of the original properties of the optical signal. The optoelectronic regenerator allows to limiting the amount of internal and external optical noise by accepta

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5

Sun, Yongqian. "The Gain Spectrum of A Bismuth-Doped Broadband Fiber Amplifier in 1700-1800nm." Highlights in Science, Engineering and Technology 46 (April 25, 2023): 244–51. http://dx.doi.org/10.54097/hset.v46i.7710.

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In today’s world of communication and rapid growth in demand, erbium-doped optical fiber amplifiers only cover the C-band and L-band wavelengths, and only a small portion of these wavelengths are used. While the O, E, S, and U-bands are not fully utilized and developed to meet the increasing demand for optical fiber communication networks. Bismuth-doped fiber-optic amplifiers can produce broadband light sources and fiber-optic amplifiers due to their ultra-broadband near-infrared radiation properties, thus solving the problem of communication transmission needs. This essay will examine the fib

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6

Sultana, Nasrin, and Abubakar Siddik. "Characterization of Visible Range Gain in Praseodymium Doped Fiber Amplifier." International Journal of Research and Review 11, no. 1 (2024): 140–46. http://dx.doi.org/10.52403/ijrr.20240115.

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In the optical (380-700 nm) region, a simulation study was conducted to assess the low-signal gain, power conversion efficiency (PCE), and optical output power of a praseodymium-doped fiber optic amplifier (PDFA). The PDFA performance was assessed using the optimized Pr3+ fiber length, Pr3+ ion concentration, and pump power. Additionally, the effects of input signal voltage and amplifier gain on amplified spontaneous emission (ASE) were investigated. A lower peak signal of roughly 1 dB at 635 nm was obtained with a shorter 5 m Pr3 + doped fiber and a higher pump power of 300 mW. The impact of

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7

Guo, Cheng, Afshin Shamsshooli, Michael Vasilyev, et al. "Experimental Investigation of a Hybrid S-Band Amplifier Based on Two Parametric Wavelength Converters and an Erbium-Doped Fiber Amplifier." Photonics 12, no. 2 (2025): 100. https://doi.org/10.3390/photonics12020100.

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Multi-band optical communication presents a promising avenue for the significant enhancement of fiber-optic transmission capacity without incurring additional costs related to new cable deployment via the utilization of the bandwidth beyond the established C&L bands. However, a big challenge in its field implementation lies in the high cost and suboptimal performance of optical amplifiers, stemming from the underdeveloped state of rare-earth-doped fiber-optic amplifier technologies for these bands. Fiber-optic parametric amplifiers provide an alternative for wideband optical amplification,

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8

Ilyushin, Paul Ya, Daniil E. Shipilo, Irina A. Nikolaeva, Nikolay A. Panov, and Olga G. Kosareva. "Time-domain model for signal transformation in semiconductor optical amplifiers for bit error rate estimation in communication lines." Journal of Optical Technology 91, no. 11 (2024): 744. https://doi.org/10.1364/jot.91.000744.

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Subject of study. The study focuses on a fiber-optic communication line incorporating semiconductor optical amplifiers, specifically spontaneous emission and the nonlinear effects in the amplifiers that lead to digital signal transmission errors. Aim of study. The aim of this study was to develop a model of a fiber-optic communication line with integrated semiconductor optical amplifiers, taking into account distortion sources for both weak and strong signals, namely, spontaneous emission and nonlinear effects in the active medium of the amplifiers. Method. The study was conducted using numeri

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9

Glagolev, S., and S. Dotsenko. "Quasi-Soliton Mode in a Multi-Span Fiber-Optic Communication System Using Optical Amplifiers." Proceedings of Telecommunication Universities 9, no. 2 (2023): 47–56. http://dx.doi.org/10.31854/1813-324x-2023-9-2-47-56.

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The paper considers a method for maintaining a quasi-soliton mode in a multi-span fiber-optic communication system using discrete Erbium optical amplifiers, as well as Raman amplifiers with distributed amplification with counter and bidirectional pumping. The OptiSystem 19 and OptiPerformer 19 programs were used to model quasi-soliton fiber-optic communication systems. The simulation results are compared with theoretical data, and the advantages of a fiber-optic communication system with a Raman amplifier and bidirectional pumping are demonstrated.

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10

Wang, Chenlu, Shiqi Wang, and Bowen Zheng. "Design and Optimisation of L+ Band Fibre Optic Amplifier (1600-1650nm)." Highlights in Science, Engineering and Technology 72 (December 15, 2023): 243–50. http://dx.doi.org/10.54097/f2ksy359.

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With the rapid development of the information age, there is an increasing demand for broadband high-speed communication systems and high-quality signal transmission. Numerous optical communication applications exist for the L+band fiber amplifier, providing high gain and low noise amplification effects. This report aims to improve the performance of L+band fibre amplifiers by researching and developing praseodymium-doped fibre materials and optimising various parameters and structures of fibre amplifiers. Through this study, we hope to provide an economical, and we hope to provide an economica

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11

Jihad, Noor J., and Murooj A. Abd Almuhsan. "Future trends in optical wireless communications systems: Review." Technium: Romanian Journal of Applied Sciences and Technology 13 (September 15, 2023): 53–67. http://dx.doi.org/10.47577/technium.v13i.9474.

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Optical fibers are frequently used in data transmission systems, Because of their ability to transmit large amounts of information and dielectric nature. In central, metropolitan, or broad-area applications, network topologies incorporating many wavelengths per optical fiber are utilized to connect thousands of users with a wide variety of transmission rates and capacities. The simultaneous transmission of many wavelengths over a fiber with a nm range of 1300 to 1600 is a potent characteristic of an Optical communication network. Wavelength division multiplexing (WDM) is a method for combining

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12

Huang, Xiangyuan. "Design and Optimization of E-Band Fluor tellurate Fiber Amplifier Doped with Praseodymium." Highlights in Science, Engineering and Technology 72 (December 15, 2023): 198–204. http://dx.doi.org/10.54097/yyjefj52.

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This study focuses on investigating and selecting an appropriate optical fiber material, specifically emphasizing the utilization of fluorotellurate as the base material. The objective is to enhance the performance of the optical fiber material by incorporating praseodymium ions, which possess unique properties advantageous for optical amplification.To gain an accurate understanding of the working principle of the fiber optic amplifier, a mathematical model is developed. This model acts as a valuable tool for simulating and optimizing the amplifier's performance. By conducting rigorous simulat

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13

Li, Kangduo, Zihao Wang, and Zhiyu Zhu. "Spectral Analysis and Gain Modeling and Numerical Simulation of Bismuth-doped Fiber Amplifier." Highlights in Science, Engineering and Technology 27 (December 27, 2022): 221–33. http://dx.doi.org/10.54097/hset.v27i.3753.

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Fiber optic amplifier is an important component of fiber optic communication and the use of the properties of rare earth ions to dope the fiber core is an important way to obtain greater amplification and reduce loss. Because of the unique light-emitting properties of Bismuth ions, the Bismuth doped fiber amplifier (PDFA) has a wide range of applications in the field of fiber amplifier. This paper focuses on the spectral analysis of Bismuth-doped ( ) fiber amplifiers under different parameters by referring to the absorption spectrum of . And the energy level structure of was selected for a wid

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14

VASILYEV, MICHAEL, and NIKOLAI STELMAKH. "SQUEEZING AND FIBER-OPTIC COMMUNICATIONS." International Journal of Modern Physics B 20, no. 11n13 (2006): 1536–42. http://dx.doi.org/10.1142/s021797920603411x.

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We review the relations between squeezing and optical communication advances and introduce the field of distributed phase-sensitive amplification, where we expect this cross-fertilization to happen next. We consider the quantum noise properties of phase-sensitive amplifiers in lossy fiber in the case of arbitrary parametric gain distribution along the fiber length. Three most important cases of gain followed by loss, loss followed by gain, and ideally distributed gain, are discussed in detail. We show that ideally distributed phase-sensitive amplifier maximizes the signal-to-noise ratio for a

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15

SHIGEMATSU, H., M. SATO, M. TAKECHI, T. TAKAHASHI, and T. HIROSE. "DISTRIBUTED AMPLIFIER FOR FIBER-OPTIC COMMUNICATION SYSTEMS." International Journal of High Speed Electronics and Systems 13, no. 01 (2003): 111–39. http://dx.doi.org/10.1142/s0129156403001557.

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We have developed distributed amplifiers for high bit-rate fiber-optic communication systems. We have designed a LiNbO 3 modulator driver using 0.15-μm double-doped AlGaAs/InGaAs/AlGaAs pseudomorphic HEMTs. We obtained a 15-dB gain and 54-GHz bandwidth with GCPW lines, and a fairly clear 6-Vp-p output at 40 Gb/s. We also developed preamplifiers for both NRZ and NRZ applications. Our preamplifier for the NRZ-data format has a 52-dBΩ gain and a 49-GHz bandwidth. It consists of a lumped element circuit and a distributed amplifier with InP-based HEMTS. We fabricated a module that consisted of the

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16

Mallick, Bandana, Bibhu Prasad, and Dr Krishna Chandra Patra. "Design of a Hybrid Optical amplifier for 64 DWDM Channels network by using EDFA and Raman Amplifier." International Journal of Electrical and Electronics Research 5, no. 4 (2017): 18–23. http://dx.doi.org/10.37391/ijeer.050401.

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In this paper a hybrid amplifier EDFA-RAMAN DWDM transmission system is proposed and demonstrated. A new hybrid two-stage optical fiber amplifier for dense wavelength division multiplexing (DWDM) network is observed. The hybrid amplifier is cascaded erbium- doped fiber amplifiers (EDFA) & Raman amplifier which provide a nearly flat gain over 80 nm. The hybrid amplifier has been modeled using an Optic-System version 14 on a DWDM transmission. In this paper we compare Q-factor at different input power i.e. at 0db and at 10 db. Here two different types of apodized function (Uniform & Gaus

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17

Li, Xinyu. "Simulation and Algorithm Optimization of a Bismuth-doped Optical Fiber Amplifier for the U-band (1650-1700 nm)." Highlights in Science, Engineering and Technology 72 (December 15, 2023): 90–96. http://dx.doi.org/10.54097/ezmcav47.

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Based on the current situation of tightening capacity of fiber optic communication systems, it has become a necessity to find new technologies to expand the range of bands for commercial fiber optic amplifiers. With the research on ytterbium, neodymium, erbium, and thulium ion-doped optical fibers in recent years, the short wavelength region (1100-1550 nm) band of optical communication has been developed, but doped optical fiber amplifiers in the long wavelength region (1650-1700 nm) are still immature. The paper reports the simulation and algorithmic optimization of a bismuth-doped optical fi

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18

Liu, Fanxiao, Xinye Li, and Haochen Sun. "Domestic and international development trends of broadband fiber amplifier." Applied and Computational Engineering 11, no. 1 (2023): 40–45. http://dx.doi.org/10.54254/2755-2721/11/20230203.

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In this era of information explosion, the improvement of communication capacity has become an urgent problem, and the improvement of transmission speed and the reduction of channel spacing are near the limit, so widening the available bandwidth of fiber optic transmission is the most feasible method. The research progress of fiber optic amplifiers is analyzed, and the outlook is presented. Researchers are working to find breakthroughs in C++ band, L++ band, and C+L band, starting with amplifiers materials, structures, and designs. The EDFA targeted C++ and L++ band have been widely studying th

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19

Peng, Yiran, Xinyi Wu, and Yuxin Zhan. "Study of U Band Optical Fiber Amplifiers (1600 - 1700 nm)." Highlights in Science, Engineering and Technology 72 (December 15, 2023): 97–101. http://dx.doi.org/10.54097/ewtrme82.

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In recent years, with the digital transformation of various industries, the demand for network data transmission has been growing exponentially. Optical networks, as the underlying bearer networks, are crucial for network development, so there is an urgent need to improve the capacity of optical fibre communication systems, and the development of U-band has become one of the important ways to expand the capacity of the system. The development of U-band (1650-1700 nm) optical amplifiers based on doped rare-earth ion optical fibres has become an optimal solution for the development of U-band act

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20

Mohammad, Yusuf, and Bhandari Vijaya. "Enhancement in the Gain of EDFA in Fibre Optic Communication." International Journal of Engineering and Advanced Technology (IJEAT) 9, no. 2 (2019): 411–17. https://doi.org/10.35940/ijeat.F8422.129219.

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With the evolvement of high speed and long distance data communication systems, conventional band erbium-doped fiber amplifiers (C-EDFAs) are getting more attention in recent times. Major advantage of the C-band EDFA is that it provides the user to realize a system with wide bandwidth of 40 nm. But, from the reported works, it is evident that for Gain enhancement in C-band using EDFA is reported with the use of multiple stages, multiple pumps, Gain flattening filters etc. However, these techniques suffered from high cost, complex techniques and low performance. Here enhancement process was don

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21

Bao, Jiazhen, Yifeng Cao, and Qian Huang. "Maximum gain optimization of thulium-doped fiber amplifier based on genetic algorithm for peak gain spectrum at 1800- 2000nm." Applied and Computational Engineering 10, no. 1 (2023): 72–78. http://dx.doi.org/10.54254/2755-2721/10/20230143.

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The optical fiber amplifier doped with rare earth elements has the characteristics of high gain, high doping concentration and short length. Compared with other fiber optic systems, the fiber used is shorter, also known as lumped fiber amplifier. At present, Er, Pr, Tm, Nd and Yb doped fiber amplifiers and lasers are mainly studied more. To further extend the transmission distance, improve the transmission quality and increase the transmission capacity, it is very important for the research of fiber amplifier. In this research, using a two-level structure, we investigate the maximum of the pea

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22

Wang, Jinda. "Principle and application of amplifier of fiber on fiber communication." Highlights in Science, Engineering and Technology 76 (December 31, 2023): 415–20. http://dx.doi.org/10.54097/d5668m65.

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As the most widely used and the most reliable way of communication in the world today, the development of optical fiber communication will inevitably affect the world. As an important component of fiber communication system, the development of fiber amplifier directly affects the development of fiber communication. The fiber amplifier is divided into semiconductor fiber amplifier, mixed with rare earth element fiber amplifier and nonlinear fiber amplifier. This paper aims to study the principle, function and equipment of the fiber optic amplifier. Some limitations and prospects for the future

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23

Ramadani, R., S. A. Khairunisa, and M. Khoiro. "Characteristics Analysis of Hybrid Optical Amplifier with Doped Fiber Variations for Fiber Optic Communications Network." Journal of Physics: Conference Series 2623, no. 1 (2023): 012022. http://dx.doi.org/10.1088/1742-6596/2623/1/012022.

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Abstract Optical communication networks are vital in the digital era, but data transmission becomes weak the longer the distance traveled by light. Erbium-Doped Fiber Amplifier (EDFA) technology is commonly used as an optical amplifier, but it still produces a small gain, Q-factor, and a significant noise figure. This study characterized the Hybrid Optical Amplifier (HOA) combinations that contain EDFA with various doped fibers. The characterization was performed through Optisystem software simulation by observing and analyzing the gain, noise of figure, and Q-factor generated by each doped fi

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24

Jiang, Xiaohong, and Chun Jiang. "Transmission Performance Analysis of Fiber Optical Parametric Amplifiers for WDM System." Advances in OptoElectronics 2009 (June 11, 2009): 1–9. http://dx.doi.org/10.1155/2009/924340.

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A numerical analysis is presented on the long-haul wavelength-division multiplexing (WDM) transmission system employing fiber-optic parametric amplifier (FOPA) cascades based on one-pump FOPA model with Raman Effect taken into account. The end-to-end equalization scheme is applied to optimize the system features in terms of proper output powers and signal-to-noise ratios (SNRs) in all the channels. The numerical results show that—through adjusting the fiber spans along with the number of FOPAs as well as the channel powers at the terminals in a prescribed way—the transmission distance and syst

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25

Gu, Yanran, Xinyue Niu, Muyu Yi та ін. "520 μJ Microsecond Burst-Mode Pulse Fiber Amplifier with GHz-Tunable Intra-Burst Pulse and Flat-Top Envelope". Photonics 12, № 2 (2025): 97. https://doi.org/10.3390/photonics12020097.

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We present a 520 μJ microsecond burst-mode pulse fiber amplifier with a GHz-tunable intra-burst repetition rate and a nearly flat-top pulse envelope. The amplifier architecture comprises a microsecond pulse seed, a high-bandwidth electro-optic modulator (EOM), two pre-amplifier stages, a waveform-compensated acoustic-optic modulator (AOM), and two main amplifier stages. To address amplified spontaneous emission (ASE) and nonlinear effects, a multistage synchronous pumping scheme that achieved a maximum energy output of 520 μJ and has a peak power of 160 W was used. To produce a flat-topped bur

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26

Rahmatulloh, Mohammad Arif, Dwi Hanto, Meta Yantidewi, Agitta Rianaris, and R.A. Firdaus. "Analisis Redaman Fiber Optik dengan Menggunakan Pemodelan Software Optisystem." Jurnal Kolaboratif Sains 6, no. 7 (2023): 630–39. http://dx.doi.org/10.56338/jks.v6i7.3795.

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Fiber optik merupakan media transmisi dengan menggunakan cahaya. Fiber optik mampu menghasilkan redaman (atenuasi) kurang dari 20 dB/km dengan bandwith yang besar sehingga mampu untuk mentransmisikan data dalam kapasitas yang besar dan kecepatan yang tinggi. Pelemahan (redaman) adalah salah satu karakteristik dari serat optik, redaman ini mengakibatkan penurunan dari daya cahaya, penurunan bandwith dari sistem transmisi, dan kapasitas sistem.penelitian dilakukan secara simulasi dengan menggunakan Software Optisystem karena dapat merancang jaringan optik dengan mudah, dan efisien. Percobaan dil

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Khairina Siregar, Novita. "Desain Hybrid Fiber Coaxial pada Sistem TV Digital." Jurnal Elektro dan Mesin Terapan 3, no. 1 (2017): 1–10. http://dx.doi.org/10.35143/elementer.v3i1.170.

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Seiring berkembangnya zaman teknologi TV kabel dengan menggunakan kabel coaxial tidak cukup untuk memenuhi kehidupan masyarat saat ini yang semakin haus akan media informasi atau internet. Untuk memenuhi kebutuhan tersebut banyak banyak nya TV kabel dengan menggunakan kabel coaxial beralih ke teknologi HFC (Hybrid Fiber Coaxial). HFC merupakan perpaduan antara jaringan optic dengan jaringan kabel coaxial. Pada HFC dirancang E/O (Electric to Optic) converter sebagai pengubah keluaran coaxial menjadi keluaran optik. Output E/O converter 4,68dBm dengan input combiner sebesar -24,49dBm. Dari penel

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28

Chen, Xi, Kuizhang Gao, and Yizhou Zhu. "Design of O-Band Bismuth-doped Fiber Amplifier (BDFA) and Optimization of Genetic Algorithm." Highlights in Science, Engineering and Technology 72 (December 15, 2023): 210–16. http://dx.doi.org/10.54097/fq2h7z49.

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In this study, the o-band (1260nm-1360nm) fiber amplifier is designed and optimized based on the characteristics of bismuth-doped materials and the theoretical study of its spectrum. Taking the use of full-band fiber amplifiers as an example, considering that there is still some bandwidth unused in current fiber optic communications, this paper aims to design o-band fiber amplifiers with better gain and higher efficiency. By comparing the spectral properties of different materials, we chose bismuth-doped materials as the gain medium and three-level systems as the model. Based on this model, we

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29

Hayder, Ali, and Ibrahim Abdullah. "Raman Amplification for Nonlinearity Compensation in a Fiber Optic Link by Optical Phase Conjugation System." Kerbala Journal for Engineering Sciences 3, no. 2 (2023): 62–78. https://doi.org/10.63463/kjes1082.

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This study looks into the use of an optical phase conjugation (OPC) technique in conjunction with a Raman amplifier as a means of reducing the impact of fiber nonlinearities in dense wave division multiplexing (DWDM) transmission systems. The OPC method mutes the input signal by use of a polarization diversity loop arrangement. Since no spectral inefficiencies are introduced by the wavelength changes, phase conjugated idlers can be created throughout a broad frequency range. In nonlinear fibers, idle waves are generated by combining four waves with pump waves that are both out of band and orth

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Permana, Hilmi Ardian, and Wipsar Sunu Brams Dwandaru. "PENGARUH PELAPISAN GRAPHENE OXIDE TERHADAP SENSITIVITAS DAN LEBAR DAERAH AKTIF PADA SENSOR KELEMBABAN TANAH BERBASIS POLYMER FIBER OPTIC." Jurnal Ilmu Fisika dan Terapannya 12, no. 1 (2025): 21–32. https://doi.org/10.21831/jifta.v12i1.22614.

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Penelitian ini meneliti pengaruh lapisan graphene oxide pada polimer fiber optic terhadap sensitivitas dan penambahan lebar daerah aktif pada sensor kelembaban tanah berbasis polimer fiber optic. Tujuan penelitian adalah untuk mengetahui kemampuan serat optik polimer yang telah dilapisi graphene oxide sebagai sensor untuk mengukur kelembaban tanah dan untuk melihat pengaruh lapisan tersebut terhadap sensitivitas sensor. Penelitian dimulai dengan fabrikasi graphene oxide menggunakan metode Hummers, yang kemudian dikarakterisasi dengan scanning electronmicroscope (SEM), fourier transform infra r

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31

SHANG, TAO, JIANPING CHEN, XINWAN LI, and JUNHE ZHOU. "NUMERICAL ANALYSIS OF FIBER OPTICAL PARAMETER AMPLIFIER BASED ON TRIANGULAR PHOTONIC CRYSTAL FIBER." Journal of Nonlinear Optical Physics & Materials 15, no. 02 (2006): 253–63. http://dx.doi.org/10.1142/s0218863506003256.

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Fiber optic parametric amplifiers (FOPA) based on triangular photonic crystal fiber (PCF) is analyzed theoretically. Equations about parametric unsaturated gain and gain bandwidth in normal or abnormal dispersion regimes are derived. Numerical simulations are performed for single-pump and two-pump FOPAs, respectively. Comparisons with FOPAs based on dispersion-shifted fiber (DSF) and highly nonlinear fibers (HNLF) are carried out. The results show that, due to the excellent dispersion profile and nonlinearity of PCF, single-pump FOPA has higher peak gain and two-pump FOPA presents higher flat

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32

Dong, Xubo, Jiaye Fang, and Siqi Wang. "Design and optimization of a full band fiber optic light source." Highlights in Science, Engineering and Technology 72 (December 15, 2023): 251–60. http://dx.doi.org/10.54097/qm03mg41.

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In this paper, we study and select the optical fiber materials, and fluorotellurite was finally chosen as the substrate material and co-doped with appropriate amounts of praseodymium ions (Pr3+) and erbium ions (Er3+), to achieve full-bandwidth luminescence of praseodymium and erbium co-doped fluorotellurite glasses pumped by a laser with a wavelength of 488 nm in the range of 1300 nm to 1680 nm, which includes all optical bands from O- to L-bands. In addition, the optical fiber amplifier’s working principle is described in terms of the four- and three-energy level systems for praseodymium and

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33

Sirleto, Luigi, and Maria Antonietta Ferrara. "Fiber Amplifiers and Fiber Lasers Based on Stimulated Raman Scattering: A Review." Micromachines 11, no. 3 (2020): 247. http://dx.doi.org/10.3390/mi11030247.

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Nowadays, in fiber optic communications the growing demand in terms of transmission capacity has been fulfilling the entire spectral band of the erbium-doped fiber amplifiers (EDFAs). This dramatic increase in bandwidth rules out the use of EDFAs, leaving fiber Raman amplifiers (FRAs) as the key devices for future amplification requirements. On the other hand, in the field of high-power fiber lasers, a very attractive option is provided by fiber Raman lasers (FRLs), due to their high output power, high efficiency and broad gain bandwidth, covering almost the entire near-infrared region. This p

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Serdar Gokhan, Fikri, and Gunes Yilmaz. "Numerical solution of Brillouin and Raman fiber amplifiers using bvp6c." COMPEL - The international journal for computation and mathematics in electrical and electronic engineering 29, no. 3 (2010): 824–39. http://dx.doi.org/10.1108/03321641011028332.

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PurposeThe purpose of this paper is to demonstrate an effective and faster numerical solution for nonlinear‐coupled differential equations describing fiber amplifiers which have no explicit solution. MATLAB boundary value problem (BVP) solver of bvp6c function is addressed for the solution.Design/methodology/approachCoding method with the bvp6c is introduced, signal evolution, threshold calculation method is introduced, gain and noise figure are plotted and superiority of the bvp6c solver is compared with the Newton‐Raphson method.Findingsbvp6c function appears to be an effective tool for the

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35

Guo, Zuohao, Chenyu Xu, and Jialing Yao. "Optimization of bismuth-doped fiber amplifier gain spectrum based on genetic algorithm in 1200 nm-1600 nm." Journal of Physics: Conference Series 2649, no. 1 (2023): 012068. http://dx.doi.org/10.1088/1742-6596/2649/1/012068.

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Abstract With the continuous evolution of communication technology, and the rapid rise of fiber optic communication in China However, the transmission distance of fiber optic communication is limited due to its fiber loss, so fiber optic amplifier has become one of the key research topics today. Currently on the market is a large-scale commercial bait-doped fiber amplifier, although it has the advantage of low noise and high gain, its effective amplification band is only concentrated in 1530 nm-1620 nm, however, there are many important transmission band amplification there are still research

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Wagner, S. "Optical Amplifier Applications in Fiber Optic Local Networks." IEEE Transactions on Communications 35, no. 4 (1987): 419–26. http://dx.doi.org/10.1109/tcom.1987.1096792.

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Wagener, J. L., M. J. F. Digonnet, and H. J. Shaw. "A high-stability fiber amplifier source for the fiber optic gyroscope." Journal of Lightwave Technology 15, no. 9 (1997): 1689–94. http://dx.doi.org/10.1109/50.622895.

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Touati, F., and M. Loulou. "High-Performance BiCMOS Transimpedance Amplifiers for Fiber-Optic Receivers." Journal of Engineering Research [TJER] 4, no. 1 (2007): 69. http://dx.doi.org/10.24200/tjer.vol4iss1pp69-74.

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High gain, wide bandwidth, low noise, and low-power transimpedance amplifiers based on new BiCMOS common- base topologies have been designed for fiber-optic receivers. In particular a design approach, hereafter called "A more- FET approach", added a new dimension to effectively optimize performance tradeoffs inherent in such circuits. Using conventional silicon 0.8 μm process parameters, simulated performance features of a total-FET transimpedance amplifier operating at 7.2 GHz, which is close to the technology fT of 12 GHz, are presented. The results are superior to those of similar recent de

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Liu, Jun, Shi Chen, Hongya Wang, et al. "Amplifying Orbital Angular Momentum Modes in Ring-Core Erbium-Doped Fiber." Research 2020 (February 20, 2020): 1–12. http://dx.doi.org/10.34133/2020/7623751.

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Lots of research efforts have been devoted to increase the transmission capacity in optical communications using orbital angular momentum (OAM) multiplexing. To enable long-haul OAM mode transmission, an in-line OAM fiber amplifier is desired. A ring-core fiber (RCF) is considered to be a preferable design for stable OAM mode propagation in the fiber. Here, we demonstrate an OAM fiber amplifier based on a fabricated ring-core erbium-doped fiber (RC-EDF). We characterize the performance of the RC-EDF-assisted OAM fiber amplifier and demonstrate its use in OAM multiplexing communications with OA

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Kyselak, Martin, Jiri Vavra, Karel Slavicek, David Grenar, and Lucie Hudcova. "Long Distance Military Fiber-Optic Polarization Sensor Improved by an Optical Amplifier." Electronics 12, no. 7 (2023): 1740. http://dx.doi.org/10.3390/electronics12071740.

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The ever-increasing demands for the use of fiber-optic sensors powered by long optical fibers is forcing developers to solve problems associated with powering these remote sensors. Due to their non-electric character, these sensors are suitable for many uses, including military applications. The Army of the Czech Republic is very interested in this type of optical fiber sensor as it fulfils the significant prerequisites for use in military areas. However, the army’s requirements are challenging because they require long supply cables in which there is significant attenuation of optical power.

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Torounidis, T., B. E. Olsson, H. Sunnerud, M. Karlsson, and P. A. Andrekson. "Fiber-optic parametric amplifier in a loop mirror configuration." IEEE Photonics Technology Letters 17, no. 2 (2005): 321–23. http://dx.doi.org/10.1109/lpt.2004.839779.

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Stanley, Uzairue, Victor Matthews Olu, Charles Ochonogor, Amaize Peter, and Anyasi Francis. "Experimental Analysis of Cable Distance Effect on Signal Attenuation in Single and Multimode Fiber Optics." International Journal of Electrical and Computer Engineering (IJECE) 8, no. 3 (2018): 1577. http://dx.doi.org/10.11591/ijece.v8i3.pp1577-1582.

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<div class="WordSection1"><p>Losses during transmission and high demand of high data rate by the end users have become the biggest challenges facing the telecommunication industries worldwide with Nigeria inclusive. Fiber optic cable as a channel of communication has been adapted worldwide in solving these problems but there is a little limitation in the place of multimode fiber in long distance communication. This paper focuses on the effect of changes in distance on transmitted bandwidth on single mode and multimode fiber. Two cases were considered during this research; (a) with

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Obodoeze, Fidelis Chukwujekwu, and Ifeyinwa Nkemdilim Obiokafor. "Technical Report: Comparative Analysis of Photodetectors for Appropriate Usage in Optical Communication Applications." International Journal of Trend in Scientific Research and Development (IJTSRD) 5, no. 6 (2021): 569–82. https://doi.org/10.5281/zenodo.5518079.

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Photodetectors have found useful applications in various power and electronic fields such as in microwave power amplification and fibre optic data communications. Different types of photodetectors, especially the PIN photodiodes and Avalanche photodiodes, are the most useful photodetectors in microwave and fibre optic communications. In this paper, the authors x-rayed the different types of photodetectors, the photodetectors’ principles, the fiber optic communication architecture and principles and finally carried out the comparative analysis of PIN and Avalanche photodiodes.

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Sterian, Andreea-Rodica. "Basic research for designing the erbium doped fiber amplifier in long distance cable communications." Technium: Romanian Journal of Applied Sciences and Technology 2, no. 1 (2020): 29–37. http://dx.doi.org/10.47577/technium.v2i1.39.

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The paper presents some of the author results obtained in the research on the optical fiber amplifiers and Quantum Well (QW) laser diodes used in long distance optical communications as those transoceanic and other applications. Based on the mathematical models of the Erbium Doped Fiber Amplifier (EDFA) and of the QW laser diodes, implemented in software (especially, MATHLAB and MATHCAD but also in SIMULINK and SPICE), we get the operational diagrams and parameters of the specified devices and structures. For example, the classic Runge-Kutta method hasbeen successfully used for numerical simul

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Zheng, Long Gui, Yan Lan Hu, Huan Yu Lv, Jian Hua Lu, Chao Pan, and Ye Zheng Xiao. "The Design and Optimization of Optic Fiber Isolation Amplifiers for EAST Quench Detection System." Applied Mechanics and Materials 236-237 (November 2012): 834–38. http://dx.doi.org/10.4028/www.scientific.net/amm.236-237.834.

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Quench detection signals could associated with several thousands high volts to ground at some fault cases during EAST operation process .Detection system should be withstood 10 kV to ground and isolated with followed control units safety according to the design standards.Optical fiber amplifiers could be isolated high volts with control units and also eliminated noise effectively in long-distant transmission. The following optimization design had been realized to improve their electrical performance greatly .The design principles & the following optimization design of the amplifiers and re

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Nissim, Ron R., and Stojan Radic. "Response enhancement of deeply saturated fiber optic parametric amplifier via inhomogeneous fiber." Optics Express 22, no. 23 (2014): 27784. http://dx.doi.org/10.1364/oe.22.027784.

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Ved Nath Jha, Ved Nath Jha, Supriya Rani,. "Extinction Ratio and the Fiber Optic Transmission Networks." Turkish Journal of Computer and Mathematics Education (TURCOMAT) 12, no. 6 (2021): 2244–52. http://dx.doi.org/10.17762/turcomat.v12i6.4830.

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In the fiber optic communication network for example,- FTTH, EPON, NBN, OTN and so on, the most important components are fiber length between transmitter and receiver point. So, to make, cheap and meaningful communication through optical fiber it must be required to calculate how and what amount of signal is transmitted with the given length of the fiber. Finally, it is said that the optical fiber network have several limitations like extension ratio. So, it is necessary to investigate its affect on the performance of the Optical Network. This research is based on simulation by OptiSystem 0.17

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Lv, Z. J., L. Sheng, Y. Li, et al. "An analog fiber optic link developed for electrical pulse signal transmission." Review of Scientific Instruments 94, no. 4 (2023): 045105. http://dx.doi.org/10.1063/5.0132828.

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The electromagnetic interference (EMI) around the devices for ionizing radiation experiments is a serious concern. In order to reduce EMI and enhance the signal-to-noise ratio, a new type of analog fiber optic link (FOL) has been developed for fast pulse signal transmission under complicated electromagnetic fields. Electrical signals are converted to optical signals through an electro-optical conversion process using the amplitude modulation mechanism. After long-distance transmission, optical signals can also be restored via photoelectric conversion. Each link has a transmitter unit connected

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Saleh, Reem, and Ibrahim Mohamed. "Optimizing the Erbium-doped Fiber Amplifier (EDFA)'s Length and Location for Improved Free Space Optic (FSO) Range." International Science and Technology Journal 36, no. 1 (2025): 1–12. https://doi.org/10.62341/rsim1905.

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Although free space optical (FSO) communication has a variety of advantages, such as license free, high bandwidth, and high security, its link distance is limited by weather conditions. Incorporating an optical amplifier within the FSO transmission path is one of the most promising methods to mitigate the aforementioned problem. The use of optical amplifiers not only improve signal to noise ratio (SNR), but also increase the link distance of the FSO system. In this paper, the erbium-doped fiber (EDFA)'s length and location were optimized to improve the FSO transmission range. The optimization

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50

Peng, Saize. "Modeling and numerical simulation optimization of output spectrum of thulium-doped broadband fiber optic light source." Applied and Computational Engineering 11, no. 1 (2023): 59–64. http://dx.doi.org/10.54254/2755-2721/11/20230208.

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In this research, the performance of thulium-doped fiber lasers is analyzed and a mathematical model is established. Thulium-doped fiber amplifiers are the focus of this article. A large number of simulations have been carried out in the MATLAB simulation environment, and the main work and innovation points are as follows: firstly, the energy level structure characteristics of thulium were studied, and its spectral characteristics were analyzed. After consulting some information, 3H4 to 3H6 energy level has been selected in modeling. Secondly, use the rate equations and the power propagation e

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