Optical Frequency Domain Reflectometry Based on Multilayer Perceptron. [PDF]
Sensors (Basel), 2023 We proposed an optical frequency domain reflectometry based on a multilayer perceptron. A classification multilayer perceptron was applied to train and grasp the fingerprint features of Rayleigh scattering spectrum in the optical fiber.
Yin G +6 more
europepmc +6 more sources
Distributed Optical Fiber Sensors Based on Optical Frequency Domain Reflectometry: A review. [PDF]
Sensors (Basel), 2018 Distributed optical fiber sensors (DOFS) offer unprecedented features, the most unique one of which is the ability of monitoring variations of the physical and chemical parameters with spatial continuity along the fiber.
Ding Z +7 more
europepmc +7 more sources
A Comprehensive Study of Optical Frequency Domain Reflectometry [PDF]
IEEE Access, 2021 Optical frequency domain reflectometry (OFDR) is a kind of distributed optical fiber sensors (DOFS) which has attracted an increasing amount of research attention.
Changshuo Liang +5 more
doaj +4 more sources
Ultimate Spatial Resolution Realisation in Optical Frequency Domain Reflectometry with Equal Frequency Resampling. [PDF]
Sensors (Basel), 2021 A method based on equal frequency resampling is proposed to suppress laser nonlinear frequency sweeping for the ultimate spatial resolution in optical frequency domain reflectometry.
Guo Z +5 more
europepmc +4 more sources
Implementation of a Length Gauge Based on Optical Frequency Domain Reflectometry (OFDR). [PDF]
Sensors (Basel)Optical frequency domain reflectometry (OFDR) is a widely used method for measuring optical lengths to backscattering points in optical fibers and integrated optical chips.
Shestakov A +6 more
europepmc +4 more sources
High-Resolution and Large-Sensing-Range Liquid-Level Sensor Based on Optical Frequency Domain Reflectometry and No-Core Fiber. [PDF]
Sensors (Basel), 2022 Liquid-level sensors are required in modern industrial and medical fields. Optical liquid-level sensors can solve the safety problems of traditional electrical sensors, which have attracted extensive attention in both academia and industry.
Yin G +6 more
europepmc +2 more sources
2D Temperature Field Reconstruction Using Optical Frequency Domain Reflectometry and Machine-Learning Algorithms. [PDF]
Sensors (Basel), 2022 We present experimental results on the reconstruction of the 2D temperature field on the surface of a 250 × 250 mm sensor panel based on the distributed frequency shift measured by an optical backscatter reflectometer.
Wolf A +3 more
europepmc +2 more sources
Optical Frequency-Domain Reflectometry Based Distributed Temperature Sensing Using Rayleigh Backscattering Enhanced Fiber. [PDF]
Sensors (Basel), 2023 An innovative optical frequency-domain reflectometry (OFDR)-based distributed temperature sensing method is proposed that utilizes a Rayleigh backscattering enhanced fiber (RBEF) as the sensing medium.
Lu Z, Feng T, Li F, Yao XS.
europepmc +2 more sources
Hybrid-Mechanism Distributed Sensing Using Forward Transmission and Optical Frequency-Domain Reflectometry. [PDF]
Sensors (Basel)Fiber-optic sensing systems based on a forward transmission interferometric structure can achieve high sensitivity and a wide frequency response over long distances.
Dai S +6 more
europepmc +2 more sources
A Review of Multiparameter Fiber-Optic Distributed Sensing Techniques for Simultaneous Measurement of Temperature, Strain, and Environmental Effects. [PDF]
Sensors (Basel)This review summarizes recent progress and emerging trends in multiparameter optical fiber sensing, emphasizing techniques that enable the simultaneous measurement of temperature, strain, acoustic waves, pressure, and other environmental quantities ...
Turov A +9 more
europepmc +2 more sources