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Yokogawa has released its cloud-based OpreX Quality Management System to accelerate the digital transformation of quality assurance processes in the manufacturing of pharmaceuticals and food and ...

Market growth is driven by realtime temperature monitoring demand in oil & gas, smart grids, fire safety, infra ...

We report a novel method of event discrimination using phase correlation in Φ-OTDR system based on coherent detection. The phase change demodulated from the Rayleigh backscattering light is the result ...

To improve the signal-to-noise ratio (SNR) of vibration location information in Φ-OTDR system, a variable step size normalized least mean square (VSS-NLMS) denoising method is proposed in the article.

A hybrid phase demodulation structure combining a 3 × 3 coupler and Sagnac interferometer is proposed to improve the spatial resolution and phase demodulation performance of the phase-sensitive ...