Abstract: With phase-sensitive optical time-domain reflectometry (Φ-OTDR), an optic fiber can be used as a distributed vibration sensor to perceive the external disturbance along the fiber through the ...
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Abstract: Recent research in Phase-Sensitive Optical Time Doman Reflectometry (ϕ-OTDR) has been focused, among others, on performing spatially resolved measurements with various methods including the ...
The algorithm for OTDR measurement is implemented on a Altera’s Cyclone FPGA .This embedded FSM machine generates a logic pulse of varying width from 10ns to 10us to analyze fiber optic cable from 10 ...
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