Browsing International Journal of Nanoelectronics and Materials (IJNeaM) by Subject "φ-OTDR"

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    • Characterization of DWT as denoising method for φ-OTDR signal 

      M. S., Yusri; B., Faisal; A., Ismail; N. L., Saleh; M. F., Ismail; N. D., Nordin; A. H., Sulaiman; F., Abdullah; M. Z., Jamaludin (Universiti Malaysia Perlis (UniMAP), 2021-12)
      DAS system based on φ-OTDR technique suffers from random noises that affect the signalto- noise-ratio of the extracted signals. This results in high false alarm rate, reducing the capabilities of the systems to detect ...