[HTML][HTML] Millimetric spatial resolution time-expanded ϕ-OTDR

M Soriano-Amat, P Guay, HF Martins, S Martin-Lopez… - APL Photonics, 2023 - pubs.aip.org
Time-expanded phase-sensitive optical time-domain reflectometry is a distributed optical
fiber sensing technology based on dual-frequency combs that allows for dynamic and high …

Time expansion in distributed optical fiber sensing

MR Fernández-Ruiz, M Soriano-Amat… - Journal of Lightwave …, 2023 - opg.optica.org
Distributed optical fiber sensing (DOFS) technology has recently experienced an impressive
growth in various fields including security, structural monitoring and seismology, among …

Time-expanded φOTDR using low-frequency electronics

M Soriano-Amat, HF Martins, S Martin-Lopez… - Optics express, 2023 - opg.optica.org
Time expanded phase-sensitive optical time-domain reflectometry (TE-φOTDR) is a recently
reported technique for distributed optical fiber sensing based on the interference of two …

Definition of a FPGA-Based SoC Architecture for PRBS Transmission in Optical Spectroscopy

M Tapiador, C Escobar-Vera… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
Optical spectroscopy is a well-known tool typically employed for characterizing the
properties of materials by analyzing their iteration with light. One of the most spread …

Spatially resolved dual-comb sensing with a single electro-optic modulator

C Escobar-Vera, A Moreno-Oyervides… - Optics express, 2024 - opg.optica.org
We demonstrate spatially resolved sensing by a novel approach that combines an infrared
camera and a simplified dual-comb illumination arrangement. Specifically, our scheme …

Time-expanded ΦOTDR based on Orthogonal Polarization Frequency Comb generation

P Sevillano, J Preciado-Garbayo… - Journal of Lightwave …, 2024 - ieeexplore.ieee.org
Phase-sensitive Optical Time-Domain Reflectometry (ΦOTDR) has emerged as an effective
and high-performance solution within the realm of Distributed Optical Fiber Sensing (DOFS) …

Sub-centimeter spatial resolution dynamic strain sensing using time-expanded 𝝓OTDR

M Soriano-Amat, P Guay, HF Martins… - … on Optical Fibre …, 2023 - spiedigitallibrary.org
Time-expanded phase-sensitive (TE-φ) OTDR is a distributed optical fiber sensing (DOFS)
technique that takes advantage of the dual-frequency comb technology to offer distributed …

Time-expanded phase-sensitive OTDR: High-resolution DAS based on dual-comb spectroscopy

MR Fernández-Ruiz, M Soriano-Amat… - Optical Fiber …, 2023 - opg.optica.org
Conference title, upper and lower case, bolded, 18 point type, centered Page 1 Time-expanded
phase-sensitive OTDR: High-resolution DAS based on dual-comb spectroscopy María R …