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Journal articles on the topic 'Fiber-optic cable'

Author: Grafiati

Published: 28 June 2021

Last updated: 29 July 2025

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1

Silveira, Rodrigo Moraes da, Marcelo Buras, André Luiz Delmondes Pereira Filho, Juliana Ferreira Fernandes, and Marcos Massao Futai. "Laboratory Tests Using Distributed Fiber Optical Sensors for Strain Monitoring." Sensors 25, no. 2 (2025): 324. https://doi.org/10.3390/s25020324.

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Using fiber optics as a tool for different kinds of geotechnical monitoring can be highly attractive and cost-effective when compared to conventional instruments, such as piezometers and inclinometers, among others. A single fiber optic cable may cover a larger monitoring area compared to conventional instrumentation and allows for monitoring more than one physical quantity with the same fiber optic cable. The literature provides several different examples of distributed fiber optic systems usage. For using any sensor, a calibration curve and parameters are required. In the case of strain sens

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2

Abboud, Izz K., Shahir F. Nawaf, and Mohammed H. Dervish. "Reduction the electric field effect generated by high voltage on fiber optic cables using metal shielding." Bulletin of Electrical Engineering and Informatics 9, no. 1 (2020): 339–44. http://dx.doi.org/10.11591/eei.v9i1.1658.

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Because of the fiber optic cables have perfect resistant to weather and environmental effects they can be installed on or with transmission line towers for the power supply control and data communication. To avoid the damages of fiber optic cables, it is used shielded fiber optic cables. Due to the using of this shielding, the electric field that produced from transmission line will be effected .In this paper is studied and compared the influence of metal shielding of fiber-optic cable in the strong electric field which produced by a high voltage transmission line for various types of channel

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Izz, Kadhum Abboud, F. Nawaf Shahir, and H. Dervish Mohammed. "Reduction the electric field effect generated by high voltage on fiber optic cables using metal shielding." Bulletin of Electrical Engineering and Informatics 9, no. 1 (2020): 339–44. https://doi.org/10.11591/eei.v9i1.1658.

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Because of the fiber optic cables have perfect resistant to weather and environmental effects they can be installed on or with transmission line towers for the power supply control and data communication. To avoid the damages of fiber optic cables, it is used shielded fiber optic cables. Due to the using of this shielding, the electric field that produced from transmission line will be effected. In this paper is studied and compared the influence of metal shielding of fiber-optic cable in the strong electric field which produced by a high voltage transmission line for various types of channel

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., Widodo, and Nur Hidayat. "Design And Development Of Automatic Fiber Optic Cable Roller Using Nodemcu Esp 8266 Module." BEST : Journal of Applied Electrical, Science, & Technology 4, no. 1 (2022): 27–32. http://dx.doi.org/10.36456/best.vol4.no1.5442.

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ABSTRACT The process of winding fiber optic cable rolls takes a long time because it is done manually or conventionally. One of the tools in winding is a FO cable roller. This tool is designed to be able to roll fiber optic cables, but the limitations of this tool are still done manually, FO cables are rolled by hand like pedaling a bicycle on the pedals, the speed is set based on the speed of the rotation of the hand and it all depends on the human factor. Therefore, there is a need for an Automatic Fiber Optic Cable Winder Using NodeMCU ESP8266 and using Iot (Web of Things) to be more effici

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Khatimi, Husnul, Eka Setya Wijaya, Andreyan Rizky Baskara, and Yuslena Sari. "Performance Comparison Between Copper Cables and Fiber Optic in Data Transfer on Banjarmasin Weather Temperature Conditions." MATEC Web of Conferences 280 (2019): 05022. http://dx.doi.org/10.1051/matecconf/201928005022.

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Copper wire cable and fiber optic cable are two communication media that are widely used in building data communication networks in today’s modern era. For network administrators, choosing the right type of cable to build a network is a must. Air temperature is one of the external factors that can affect the performance of network equipment. This paper provides a comparative analysis of the differences in performance between the use of fiber optic cables and copper wire cables which are capable of transferring data of 1 Gigabit per second. Performance measurement analysis includes the ability

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Juwari, Juwari, Puguh Jayadi, and Kelik Sussolaikah. "Analisis Redaman Kabel Fiber Optic Patchcord Single Core." JURIKOM (Jurnal Riset Komputer) 9, no. 2 (2022): 202. http://dx.doi.org/10.30865/jurikom.v9i2.3950.

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Fiber Optic attenuation value affects the quality of data transmission. The fiber optic attenuation value can be greater or lower than the standard value. The attenuation value can affect the amount of data transmission sent and received. The attenuation value of single core fiber optic is influenced by various things, one of which is the treatment of the cable itself. Treating the cable by bending and coiling can also affect the damping value. To avoid the high attenuation value of fiber Optic when rolled by doing the rolling process carefully and not twisting during the installation process.

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An, Yuhang, Jihui Ma, Tuanwei Xu, et al. "Traffic Vibration Signal Analysis of DAS Fiber Optic Cables with Different Coupling Based on an Improved Wavelet Thresholding Method." Sensors 23, no. 12 (2023): 5727. http://dx.doi.org/10.3390/s23125727.

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Distributed Acoustic Sensing (DAS) is a novel technology that uses fiber optics to sense and monitor vibrations. It has demonstrated immense potential for various applications, including seismology research, traffic vibration detection, structural health inspection, and lifeline engineering. DAS technology transforms long sections of fiber optic cables into a high−density array of vibration sensors, providing exceptional spatial and temporal resolution for real−time monitoring of vibrations. Obtaining high−quality vibration data using DAS requires a robust coupling between the fiber optic cabl

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Kucheriava, I. M. "MONITORING SYSTEMS FOR MODERN POWER CABLE LINES." Praci Institutu elektrodinamiki Nacionalanoi akademii nauk Ukraini 2023, no. 66 (2023): 111–23. http://dx.doi.org/10.15407/publishing2023.66.111.

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The overview of fiber-optic technologies for real-time monitoring of the technical condition and operational characteristics of modern power cables with cross-linked polyethylene insulation and with the fiber-optic module integrated into their structure is presented. In particular, the new intelligent means for monitoring of the temperature, load current, deformation (mechanical damages), partial discharges in the insulation, moisture penetration inside the cables and control over sheath voltage limitation are described. The topicality of using and developing the technologies of smart diagnost

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9

Z, Andi Nurul Ulfawaty, and Fausiah Fausiah. "Analisis Redaman pada Jaringan Fiber to the Home (FTTH) Berteknologi Gigabit Passive Optical Network (GPON) di PT Telkom Makassar." Ainet : Jurnal Informatika 1, no. 1 (2019): 21–27. http://dx.doi.org/10.26618/ainet.v1i1.2287.

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The development of telecommunications technology as a communication necessity at this time has been growing rapidly, needed a means of transmission media that is able to distribute information with large capacity and capable data transfer speeds. Implementing using Gigabit Passive Optical Network (GPON) technology, the Fiber to The Home (FTTH) service reaches the user to meet the speed of 2GBps. This study aims to identify the causes of increased attenuation or disturbance in FTTH. The method used in this study is to analyze the attenuation value of each core at the sites studied on the FTTH n

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Kyrylenko, O. V., A. A. Shcherba, and I. M. Kucheriava. "INTELLECTUAL TECHNOLOGIES FOR MONITORING OF TECHNICAL STATE OF UP-TO-DATE HIGH-VOLTAGE CABLE POWER LINES." Tekhnichna Elektrodynamika 2021, no. 6 (2021): 29–40. http://dx.doi.org/10.15407/techned2021.06.029.

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The review concerning application of fiber-optic technologies in power industry, in particular, for monitoring of modern power cables with cross-linked polyethylene insulation and integrated fiber-optic module is carried out. The new intelligent tools for control of electrical, thermal and mechanical characteristics and partial discharges in power cable lines are presented. The current operational experience for the system of Smart Cable Guard in an emergency is described. The prospects to develop and use the intellectual technologies for monitoring of technical state of up-to-date high-voltag

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Zhang, Shenghan, Han Liu, Sanjay Govindjee, and Matthew J. DeJong. "Strain Transfer Mechanisms and Mechanical Properties of Optical Fiber Cables." Sensors 22, no. 24 (2022): 9966. http://dx.doi.org/10.3390/s22249966.

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Understanding the strain transfer mechanism is required to interpret strain sensing results for fiber optic cables. The strain transfer mechanism for fiber optic cables embedded in cementitious materials has yet to be thoroughly investigated experimentally. Interpretation of fiber optic sensing results is of particular concern when there is a displacement discontinuity. This study investigates the strain transfer mechanism for different types of fiber optic cables while embedded in concrete cubes, sustaining a boundary condition which features a displacement discontinuity. The strain transfer

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Johnson, M. A. M., M. H. Kit, Y. Hoon, S. C. Y. Koay, and G. A. Mahdiraji. "Design and Simulation of Fiber Optic Cable using SolidWorks for Landslide Monitoring." Journal of Physics: Conference Series 2120, no. 1 (2021): 012038. http://dx.doi.org/10.1088/1742-6596/2120/1/012038.

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Abstract This paper presents fiber optic cable design and simulation using SolidWorks software. SolidWorks software is an effective tool that helps design, analyze, and give a better understanding of fiber optic cable capabilities and performances. The model of the fiber optic cable was developed based on the existing fiber optic drop cable. It is composed of mainly four parts: Fiber optic member, fiber-reinforced plastic (FRP) strength member, low smoke zero halogen (LSZH) jacket, and steel wire. A static study was performed to determine the designed model’s ability to endure various levels o

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Jiang, Ke, Lei Liang, Xiaoling Tong, Feiyu Zeng, and Xiaolong Hu. "How the Material Characteristics of Optical Fibers and Soil Influence the Measurement Results of Distributed Acoustic Sensing." Sensors 23, no. 17 (2023): 7340. http://dx.doi.org/10.3390/s23177340.

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Fiber optic distributed acoustic sensing (DAS) technology is widely used in security surveillance and geophysical survey applications. The response of the DAS system to external vibrations varies with different types of fiber optic cable connections. The mechanism of mutual influence between the cable’s characteristics and DAS measurement results remains unclear. This study proposed a dynamic model of the interaction between the optical cable and the soil, analyzed the impact of the dynamic parameters of the optical cable and soil on the sensitivity of the DAS system, and validated the theoret

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Bezprozvannych, G. "RETROSPECTIVE OPTICAL FIBER TECHNIC – AN INTEGRAL PART OF THE SPECIALIZATION "ELECTRICAL INSULATION, CABLE AND OPTICAL FIBER TECHNIC"." Energy saving. Power engineering. Energy audit., no. 10(201) (December 13, 2024): 16–36. https://doi.org/10.20998/2313-8890.2024.10.02.

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Abstract. The historical and scientific and technical prerequisites for the emergence and development of fiber optics are presented. Attention is focused on technical solutions for manufacturing technology with reduced losses of electromagnetic energy in optical fibers. The factors contributing to the opening of the specialization "Optical fiber technic" at the department "Electrical insulation and cable technic" were analyzed. The timeliness and necessity of training specialists in the field of optical fiber technic to meet the needs of the cable industry of Ukraine in the production of innov

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Buranbayeva, А., and A. Zhussupbekov. "Commissioning Test of Distributed fiber-optics sensors during foundation monitoring of the Abu Dhabi Plaza construction project in Nur-Sultan City." Bulletin of L.N. Gumilyov Eurasian National University Technical Science and Technology Series 139, no. 2 (2022): 51–61. http://dx.doi.org/10.32523/2616-7263-2022-139-2-51-61.

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Distributed fiber optic cable is in increasing demand in civil engineering, especially in the field of structural condition monitoring. The characteristics of fiber optic cable have attracted the interest of engineers and researchers in recent years. This paper describes an operational test of a distributed fiber optic cable to determine its effectiveness in detecting cracks in concrete. A distributed fiber optic cable with internal fixed points was installed in the foundation slab of a high-rise building parking lot. Strain measurements from the fiber optic sensing cable were acquired and rec

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Korchevsky, A. S., and L. V. Kolomiets. "MECHANICAL FIBER OPTIC CABLE." Key title Zbìrnik naukovih pracʹ Odesʹkoï deržavnoï akademìï tehnìčnogo regulûvannâ ta âkostì -, no. 2(7) (2015): 68–72. http://dx.doi.org/10.32684/2412-5288-2015-2-7-68-72.

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Zhang, Cheng-Cheng, Hong-Hu Zhu, Su-Ping Liu, Bin Shi, and Gang Cheng. "Quantifying progressive failure of micro-anchored fiber optic cable–sand interface via high-resolution distributed strain sensing." Canadian Geotechnical Journal 57, no. 6 (2020): 871–81. http://dx.doi.org/10.1139/cgj-2018-0651.

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Distributed fiber optic sensing (DFOS) is gaining increasing interest in geotechnical monitoring. By using soil-embedded fiber optic cables, strain profiles as well as deformation patterns of geotechnical infrastructures can be captured. Probing the fiber optic cable–soil interfacial behavior is vital to the advancement of DFOS-based geotechnical monitoring and our understanding of the soil–inclusion interaction mechanism. To this aim, laboratory pullout tests were performed to investigate the progressive failure of the interface between micro-anchored cables and the surrounding sand. High-res

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Rafi, Muhammad, Khairul Arifin Mohd Noh, Abdul Halim Abdul Latiff, et al. "Application of Distributed Acoustic Sensing in Geophysics Exploration: Comparative Review of Single-Mode and Multi-Mode Fiber Optic Cables." Applied Sciences 14, no. 13 (2024): 5560. http://dx.doi.org/10.3390/app14135560.

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The advent of fiber optic technology in geophysics exploration has grown in its use in the exploration, production, and monitoring of subsurface environments, revolutionizing the way data are gathered and interpreted critically to speed up decision-making and reduce expense and time. Distributed Acoustic Sensing (DAS) has been increasingly utilized to build relationships in complex geophysics environments by utilizing continuous measurement along fiber optic cables with high spatial resolution and a frequency response of up to 10 KHz. DAS, as fiber optic technology examining backscattered ligh

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Yanuary, Tio Hanif, and Lita Lidyawati. "Analisis Link Budget Penyambungan Serat Optik Menggunakan Optical Time Domain Reflectometer AQ7275." Jurnal Teknik Elektro 10, no. 1 (2018): 36–40. http://dx.doi.org/10.15294/jte.v10i1.13996.

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An optical fiber is a high-speed telecommunication transmission medium. Principally, an optical fiber is made of a very fine glass fiber material, which is able to transmit light waves using light reflection method on the surface of the fiber optics core. An underground installation of the fiber optics makes this device robust from external interferences. However, the fiber optic cable performance should always be checked to maintain performance during data transmission process. One way to test fiber optics cable performance is by using an Optical Time - Domain Reflectometer (OTDR) device. Thi

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de Jong, S. A. P., J. D. Slingerland, and N. C. van de Giesen. "Fiber optic distributed temperature sensing for the determination of air temperature." Atmospheric Measurement Techniques Discussions 7, no. 6 (2014): 6287–98. http://dx.doi.org/10.5194/amtd-7-6287-2014.

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Abstract. This paper describes a method to correct for the effect of solar radiation in atmospheric Distributed Temperature Sensing (DTS) applications. By using two cables with different diameters, one can determine what temperature a zero diameter cable would have. Such virtual cable would not be affected by solar heating and would take on the temperature of the surrounding air. The results for a pair of black cables and a pair of white cables were very good. The correlations between standard air temperature measurements and air temperatures derived from both colors had a high correlation coe

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de Jong, S. A. P., J. D. Slingerland, and N. C. van de Giesen. "Fiber optic distributed temperature sensing for the determination of air temperature." Atmospheric Measurement Techniques 8, no. 1 (2015): 335–39. http://dx.doi.org/10.5194/amt-8-335-2015.

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Abstract. This paper describes a method to correct for the effect of solar radiation in atmospheric distributed temperature sensing (DTS) applications. By using two cables with different diameters, one can determine what temperature a zero diameter cable would have. Such a virtual cable would not be affected by solar heating and would take on the temperature of the surrounding air. With two unshielded cable pairs, one black pair and one white pair, good results were obtained given the general consensus that shielding is needed to avoid radiation errors (WMO, 2010). The correlations between sta

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Рахимова, Нигина, and Муниса Шавкатова. "ASSESSMENT OF UNCERTAINTY IN MEASUREMENT OF THICKNESS AND EXTERNAL DIMENSIONS OF ELECTRICAL AND FIBER OPTICAL CABLES." MODERN SCIENCE AND RESEARCH 3, no. 3 (2024): 90–93. https://doi.org/10.5281/zenodo.10775502.

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<em>Electrical and fiber optic cables play a key role in modern communications and electrical power systems. However, accurate measurements of their thickness and external dimensions are challenging and often fraught with uncertainty. In this article, we look at the importance of estimating uncertainty in electrical and fiber optic cable measurements, and the challenges engineers face when making such measurements.</em>

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Рахимова, Нигина, and Муниса Шавкатова. "ASSESSMENT OF UNCERTAINTY IN MEASUREMENT OF THICKNESS AND EXTERNAL DIMENSIONS OF ELECTRICAL AND FIBER OPTICAL CABLES." MODERN SCIENCE AND RESEARCH 3, no. 3 (2024): 90–93. https://doi.org/10.5281/zenodo.10778197.

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<em>Electrical and fiber optic cables play a key role in modern communications and electrical power systems. However, accurate measurements of their thickness and external dimensions are challenging and often fraught with uncertainty. In this article, we look at the importance of estimating uncertainty in electrical and fiber optic cable measurements, and the challenges engineers face when making such measurements.</em>

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Yallah, Hasbi, Akhmad Fathir, Muhammad Darwis, and Retno Hendrowati. "Comparative Analysis of Customer Satisfaction Using The Bandwidth Method Between Coaxial Cables and Fiber Optic Cables PT. Tbk Linknet." Jurnal Informatika Universitas Pamulang 9, no. 2 (2024): 56–60. https://doi.org/10.32493/informatika.v9i2.40010.

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This research aims to analyze the comparison of customer satisfaction between the use of coaxial cables and fiber optic cables in PT.LinkNet using the Bandwidth method. The Bandwidth method was used to evaluate network performance and the quality of service received by customers. Data was collected through customer satisfaction surveys covering aspects of service reliability, speed, stability and price. The analysis results indicate a notable difference in customer satisfaction levels between the two types of cable. Fiber optic cables received higher satisfaction ratings compared to coaxial ca

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Kim, Kun-Woo, Jae-Wook Lee, Jin-Seok Jang, et al. "Dynamic load applied to shear pin and motion prediction of flexible hose." Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science 231, no. 22 (2016): 4172–85. http://dx.doi.org/10.1177/0954406216663781.

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A flexible hose that is unwound along with fiber-optic cables from a mother ship helps prevent interference with the mother ship during the unwinding of the fiber-optic cable. Because the density of fiber-optic cables is close to the fluid density, if there is no flexible hose, the fiber-optic cable is more likely to interfere with the mother ship because of the motion of underwater vehicles or mother ships. Hence, it is necessary to prevent the interference of fiber-optic cables by using flexible hoses made of stainless steel. Flexible hoses unwound as an underwater vehicle moves are coupled

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Asril, Aprinal Adila, Popy Maria, Yustini Yustini, Herry Setiawan, and Nasrul Nasrul. "Fiber to the home (FTTH) activation system and analysis of dropcore cable connection losses on optical network performance." Brilliance: Research of Artificial Intelligence 4, no. 1 (2024): 111–20. http://dx.doi.org/10.47709/brilliance.v4i1.3815.

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The FTTH network is currently a reliable network concept used in an era where very fast access to information is needed as it is today, but several problems arise in the FTTH network, for example, reduced data transmission speed due to losses in the transmission cable connection or drop core. In this study, activation of the FTTH network will be carried out so that it can function for internet data transmission and observations will also be made of the connection losses on the 10-meter dropcore cable with the number of connections respectively, namely no connection, 1 connection, and 2 connect

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Quinn, Meghan, Adrian K. Doran, Constantine Coclin, Levi Cass, and Heath Turner. "Freshwater Thin Ice Sheet Monitoring and Imaging with Fiber Optic Distributed Acoustic Sensing." Glacies 2, no. 3 (2025): 7. https://doi.org/10.3390/glacies2030007.

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Fiber optic distributed acoustic sensing (DAS) technology can monitor vibrational strain of vast areas with fine spatial resolution at high sampling rates. The fiber optic cable portion of DAS may directly monitor, measure, and map potentially unsafe areas such as thin ice sheets. Once the fiber optic cable is emplaced, DAS can provide “rapid-response” information along the cable’s length through remote sampling. A field campaign was performed to test the sensitivity of DAS to spatial variations within thin ice sheets. A pilot field study was conducted in the northeastern United States in whic

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Leonardo, Samuel, and Liane Okdinawati. "Enhancing Embankment Stability Assessment in Mining Operations through Fiber Optic Instrumentations: A DMAIC Approach." Indonesian Journal of Multidisciplinary Science 2, no. 9 (2023): 3248–61. http://dx.doi.org/10.55324/ijoms.v2i9.591.

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This paper proposes a comprehensive solution to enhance embankment stability assessment in mining company's tailings management operations through the implementation of Fiber Optic instrumentations. The current monitoring solutions lack real-time capabilities, hindering timely assessment and mitigation of embankment stability issues. Fiber Optic cables provide sensing capabilities to detect vibrations and measure temperature variations, enabling early detection of structural issues within embankments. Real-time monitoring allows continuous assessment and immediate identification of potential r

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Yu, Junzhe, Pengbai Xu, Zhangjun Yu, et al. "Principles and Applications of Seismic Monitoring Based on Submarine Optical Cable." Sensors 23, no. 12 (2023): 5600. http://dx.doi.org/10.3390/s23125600.

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Submarine optical cables, utilized as fiber-optic sensors for seismic monitoring, are gaining increasing interest because of their advantages of extending the detection coverage, improving the detection quality, and enhancing long-term stability. The fiber-optic seismic monitoring sensors are mainly composed of the optical interferometer, fiber Bragg grating, optical polarimeter, and distributed acoustic sensing, respectively. This paper reviews the principles of the four optical seismic sensors, as well as their applications of submarine seismology over submarine optical cables. The advantage

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Darussalam, Muhammad Gani Baihaqi, Ahmad Fauzi, Muhammad Galura Suranegara, and Dwi Wahyu Lestariningsih. "Analisis Gangguan Transmisi Fiber Cut dan Pengembangan Solusi untuk Meningkatkan Availability Sistem Komunikasi Fiber Optik Section Banua Hanyar – Bati Bati." Ranah Research : Journal of Multidisciplinary Research and Development 6, no. 3 (2024): 374–88. http://dx.doi.org/10.38035/rrj.v6i3.828.

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Technology continues to develop very quickly, especially long-distance communication and transmission technology. This is due to the increasing human need for the internet, as seen by its availability. The main objective of this research is to analyze the impact and solution to Fiber Cut transmission on availability in the Banua Hanyar - Bati Bati Section. This research uses a correlative descriptive quantitative method to obtain a solution, namely replacing ordinary fiber optic cables and many existing cable with a new anti-rodent fiber optic cable 3 km long located 0.8 km to 3.8 km from Banu

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Abramov, A. A., M. M. Bubnov, N. N. Vechkanov, et al. "Frost-resistant fiber-optic cable." Soviet Journal of Quantum Electronics 18, no. 1 (1988): 147–48. http://dx.doi.org/10.1070/qe1988v018n01abeh011239.

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Wang, Congmin, Wen Xia, Yidong Yu, Hao Zhang, and Liang Wang. "Research on underground cable abnormal vibration identification technology based on multi-model fusion." Highlights in Science, Engineering and Technology 56 (July 14, 2023): 423–31. http://dx.doi.org/10.54097/hset.v56i.10705.

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With the full implementation of cable cabling in the urban core, thousands of kilometers of underground cables have placed new demands on cable operation management. In finding faults, fault identification by trial delivery of faulty lines section by section is inefficient and difficult, and there is no effective technical means to locate faults quickly. To address these problems, this paper constructs a multi-model fusion strategy of statistical learning + deep learning to achieve effective improvement of algorithm fitting effect and generalization ability, which can learn various types of fe

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Juwiler, I., I. Bronfman, and N. Blaunstein. "Optical data signals in fiber optic communication links with fading." Information and Control Systems, no. 3 (June 21, 2019): 94–104. http://dx.doi.org/10.31799/1684-8853-2019-3-94-104.

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Introduction: This article is based on the recent research work in the field of two subjects: signal data parameters in fiber optic communication links, and dispersive properties of optical signals caused by non-homogeneous material phenomena and multimode propagation of optical signals in such kinds of wired links.Purpose: Studying multimode dispersion by analyzing the propagation of guiding optical waves along a fiber optic cable with various refractive index profiles of the inner optical cable (core) relative to the outer cladding, as well as dispersion properties of a fiber optic cable due

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Bodunrin, Isa Bakare, Bridget Oghenekewe Anugua, and Orike Sunny. "Reduction of Micro Bend Losses in Optical Fibers." European Journal of Advances in Engineering and Technology 7, no. 12 (2020): 1–8. https://doi.org/10.5281/zenodo.10669544.

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<strong>ABSTRACT</strong> Over time, optical telecommunication network cables experience power loss due to micro inflammations on the core of optical fiber cable lines. These inflammations are usually very small and cannot be detected by physical inspection. However, they constitute a prominent source of optical power loss irrespective of size. This mechanically induced loss effect is investigated in the bid to reduce optical power loss by using an optical approach. The factors inducing the power loss are majorly the joining of fiber optic cable lines as well as the perturbations arising from

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Mulyanto, Imam. "Analysis of Curvature in Fiber Optic Cable for Macrobending-Based Slope Sensor." Journal of Technomaterials Physics 3, no. 1 (2021): 45–56. http://dx.doi.org/10.32734/jotp.v3i1.5540.

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The analysis of fiber optics for macro bending-based slope sensors using SMF-28 single-mode optical fibers has been successfully conducted. Fiber optics were treated to silicon rubber molding and connected with laser light and power meters to measure the intensity of laser power generated. The working principle was carried out using the macrobending phenomenon on single-mode optical fibers. The intensity of laser light in fiber optic cables decreases in the event of indentation or bending of the fiber optic cable. Power losses resulting from the macrobending process can be seen in the result o

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Selah ABUFANA and Emad ZARGOUN. "A computerized system for Monitoring and informing about any unauthorized drilling operations near the cables." مجلة جامعة بني وليد للعلوم الإنسانية والتطبيقية 8, no. 3 (2023): 61–67. http://dx.doi.org/10.58916/jhas.v8i3.115.

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The biggest challenge is to protect the cables in cities and villages from random excavations, as the protection of these cables by traditional methods such as concrete and some cement stones is not sufficient. It has become necessary to search for effective and alternative protection techniques that can protect the cables. In this paper, a novel method is proposed to design a drill monitoring system for early warning using fiber optic distributed acoustic sensing systems (DAS) based on phase OTDR. The proposed method has three stages. The first stage is to use buried fiber optic cable as a se

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Callewaert, Manly, Roel Vanthillo, Christian Fojtek (Marlinks), and Bart Mampaey (Elia). "Deriving an experimental and analytical relation between the core and fiber temperatures of a 3P XLPE cable." Journal of Physics: Conference Series 2151, no. 1 (2022): 012012. http://dx.doi.org/10.1088/1742-6596/2151/1/012012.

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Every submarine power cable contains a fiber-optic assembly. Most windfarms have a distributed temperature sensing (DTS) device for continuous temperature monitoring. Using real-time thermal rating (RTTR) the performance of subsea cables can be increased or a less expensive cable can be installed. The experiments aimed to establish the relation between the fiber and core (or conductor) temperatures in the cable. Fiber temperature was obtained using a DTS interrogator; thermocouples installed in the conductors yielded the core temperature data. The cable used in this test was a 20 meter-long 18

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Ibrahimov, Bayram*1 &. Hasanov Mehman2. "RESEARCH OF METHODS TRANSFER CHARACTERISTICS FIBER-OPTICAL COMMUNICATION LINES." INTERNATIONAL JOURNAL OF ENGINEERING SCIENCES & RESEARCH TECHNOLOGY 7, no. 3 (2018): 586–91. https://doi.org/10.5281/zenodo.1206993.

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Fiber-optic communication lines and fiber-optic transmission systems using fiber-optic cable, receiving and transmitting optical modules based on WDM and DWDM technologies are studied. A method for calculating the transmission characteristics fiber-optic communication lines is proposed and relationships are obtained that establish an analytical relationship between the length of the regeneration section and the transmission rate.

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Yang, Xianjin, Jingqing Ye, Guangyuan Yao, Junfeng Chi, and Jiali Du. "Judge the Extent of the Harm on Electric Cables Based on Optical Fiber Sensing Technology and Found a New Mechanism of Patrolling Electric Cables." E3S Web of Conferences 185 (2020): 01071. http://dx.doi.org/10.1051/e3sconf/202018501071.

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The article comes up with a measure that uses fiber vibration sensing technology to avoid external intrusion harm on electric cables, dealing with the problem that buried cables are sometimes destroyed by constructions. This measure is based on dual Mach-Zehnder(M-Z) interference, and it makes use of power grids’ fiber-optic cables laid in the cable trench—along with the electric cables—as sensors. These sensors could monitor vibration near to optical cables and trench, and recognize the events that vibrate the cable, and finally judge the extent of the harm caused by the events. The article a

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Fauzi, Ahmad, Galura Muhammad Suranegara, Endah Setyowati, and Suprih Widodo. "Fiber Optic Splicing Training with Mechanical Splicers and Fusion Splicers for Computer and Network Engineering Vocational School Students." REKA ELKOMIKA: Jurnal Pengabdian kepada Masyarakat 5, no. 1 (2024): 11–20. http://dx.doi.org/10.26760/rekaelkomika.v5i1.11-20.

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Curriculum development is one of the challenges in the world of education. In vocational schools with Computer and Network Engineering Skills Competency (TKJ) in particular, these curriculum changes update the Basic Competencies taught. Several changes have been made, including those related to the core competency of fiber optic cable termination. The curriculum renewal means students must improve their core competencies in connecting fiber optic cables. Often, lessons related to fiber optic termination are only given theoretically. This is due to limited support for tools and materials for th

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Tranfield, M. Wynn. "Unspooling the Legacy of Submarine Cables." DttP: Documents to the People 46, no. 3 (2018): 8. http://dx.doi.org/10.5860/dttp.v46i3.6826.

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Submarine cables represent an invisible yet crucial infrastructure that enable all manner of global communication. Despite their impact, they are seldom a matter of public interest or debate. Further, they are uniquely represented in state, federal, and international legislation. Throughout history, legislative concerns surrounding submarine cables have shifted from colonial monopolies to environmental health and national security. The following document examines the evolution of submarine cables from the first transatlantic copper wire cable to the present fiber-optic cable boom through the l

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Rahmadi, Deddy, Nabila Putri Maharani, Muhammad Rejaus Syifa, Sulthon Aqthoris Sama, and Galih Fathurahman Ardiansyah. "Optimasi Pemasangan Kabel Internet Antar Daerah Kabupaten Sleman Menggunakan Minimum Spanning Tree." Journal of Mathematics Theory and Applications 2, no. 2 (2024): 24–33. https://doi.org/10.32938/j-math.v2i2.6153.

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Currently, many internet providers use various types of internet cables. Cable Internet uses cable network infrastructure from ISPs such as Biznet, First Media, or Indie Home, while other alternatives use cellular or satellite Internet. One of the advantages of Internet cables compared to these two alternatives is speed, especially fiber optic cables. However, one of the weaknesses of Internet cables is their high price. Therefore, to optimize the costs incurred, it is necessary to find the shortest route to reducing costs. Using the Kruskal algorithm method, the author determines a minimum ro

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Andreev, V. A., A. V. Bourdine, and V. A. Burdin. "Comprehensive solution for onboard fiber-optic information networks." Radio industry (Russia) 30, no. 4 (2020): 8–13. http://dx.doi.org/10.21778/2413-9599-2020-30-4-8-13.

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Problem statement. In recent years, the problem of replacing copper-core fiber-optic cables has become particularly relevant. This is due to two factors: first, the prospect of introducing unmanned vehicles and the development of electromagnetic microwave weapons that can disable electronic equipment for almost any target at a distance of 10 km or more, and second, the growing need to reduce the delay of transmitted signals on the network and increase the volume of information transmitted in these networks. The article describes the construction of onboard cable networks using fiberoptic cable

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Douglass, Alexander S., John Ragland, and Shima Abadi. "Overview of distributed acoustic sensing technology and recently acquired data sets." Journal of the Acoustical Society of America 153, no. 3_supplement (2023): A64. http://dx.doi.org/10.1121/10.0018174.

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Fiber optic distributed acoustic sensing (DAS) is a recent innovation utilized primarily in the seismic community for measuring seismic acoustics signals at low frequencies (single digit Hz and below). The technique utilizes strain rates in a fiber optic cable, observed via the backscatter of light pulses, to measure the acoustic field. Recently, the capabilities of this technology to measure higher frequency acoustic fields (10s to 100s of Hz) have been explored. Low frequency marine mammals calls at ∼20 Hz and ship noises have been successfully recorded, and a recent experiment demonstrated

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Nowak, Samuel, Taghi Sherizadeh, Mina Esmaeelpour, Dogukan Guner, and Kutay E. Karadeniz. "Hybrid Fiber Optic Cable for Strain Profiling and Crack Growth Measurement in Rock, Cement, and Brittle Installation Media." Sensors 22, no. 24 (2022): 9685. http://dx.doi.org/10.3390/s22249685.

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Brillouin scattering-based distributed fiber optic sensing (DFOS) technologies such as Brillouin optical time domain reflectometry (BOTDR) and Brillouin optical time domain analysis (BOTDA) have broad applicability for the long term and real-time monitoring of large concrete structures, underground mine excavations, pit slopes, and deep subsurface wellbores. When installed in brittle media, however, the meter scale spatial resolution of the BOTDR/A technology prohibits the detection or measurement of highly localized deformations, such as those which form at or along cracks, faults, and other

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İbrahimov, Bayram, Elshan Hashimov, Aziz Talibov, and Arif Hasanov. "RESEARCH AND ANALYSIS INDICATORS FIBER-OPTIC COMMUNICATION LINES USING SPECTRAL TECHNOLOGIES." Advanced Information Systems 6, no. 1 (2022): 61–64. http://dx.doi.org/10.20998/2522-9052.2022.1.10.

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The fiber-optic communication lines and fiber-optic transmission systems using fiber-optic cable, receiving and transmitting optical modules based on WDM and DWDM (Wavelength Division Multiplexing & Dense WDM) technologies are studied. A method for calculating the transmission characteristics fiber-optic communication lines is proposed and relationships are obtained that establish an analytical relationship between the length regeneration section and the transmission rate. This paper discusses the study and analysis indicators fiber-optic communication lines using spectral WDM and DWDM tec

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Apperl, Benjamin, Matthias Bernhardt, and Karsten Schulz. "Towards Improved Field Application of Using Distributed Temperature Sensing for Soil Moisture Estimation: A Laboratory Experiment." Sensors 20, no. 1 (2019): 29. http://dx.doi.org/10.3390/s20010029.

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The “dual probe heat pulse” (DPHP) method using actively heated fiber optic (AHFO) cables combined with distributed temperate sensing (DTS) technology has been developed for monitoring thermal properties and soil water content at the field scale. Field scale application, however, requires the use of robust and thicker fiber optic cables, corroborating the assumption of an infinite thin heat source in the evaluation process. We therefore included a semi-analytical solution of the heat transport equation into the evaluation procedure in order to consider the finite thermal properties of the heat

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Renner, T., D. Lah, T. Trick, and J. Kriegseis. "Determination Of Flow Velocities Using Fiber-Optic Temperature Measurements." Proceedings of the International Symposium on the Application of Laser and Imaging Techniques to Fluid Mechanics 20 (July 11, 2022): 1–11. http://dx.doi.org/10.55037/lxlaser.20th.160.

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A novel flow measuring technique is introduced to measure under harsh circumstances in environments with dirt, high pressures and elevated temperatures as in boreholes within the earth's crust. A glass fiber embedded in a cable with heating wires measures the temperature within the heated cable with distributed temperature sensing (DTS). Similar to Hot Wire Anemometry, the velocity dependence of convective heat transfer is exploited to measure the velocity of the cable as a cylinder in crossflow. A borehole-mimicking test rig and a realistic prototype of a borehole probe were built and the flo

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Divyavarshini, R. "Evaluation of Fiber-Optic Cable Performance." International Journal of Science, Engineering and Technology 12, no. 2 (2024): 1–11. http://dx.doi.org/10.61463/ijset.vol.12.issue2.152.

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Darmono, Hendro, Simon Calvin Pribadi, and Yoyok Heru Prasetyo Isnomo. "Implementation of Two-Way Voice and Text Communication System Using Fiber Optic Media." Jurnal Jartel 12, no. 1 (2022): 40–47. http://dx.doi.org/10.33795/jartel.v12i1.257.

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In this technology age, people's need for communication systems is growing. In various places and conditions, communication must be maintained to meet various needs. One of the solutions required in these circumstances is an optical fiber communication system. Fiber optic cable is a light-based data transmission technique. The advantages of optical transmission include the fact that the light spectrum does not spread like radio frequencies, making it impossible to intercept, the fact that it propagates at a very high speed, allowing it to go very large distances, and the ease with which it may

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