Physical systems become inherently more complicated and difficult to produce in a lab as the number of dimensions they exist ...

For certain high-security devices, such as card readers, ATMs, and hardware security modules, normal physical security isn’t ...

EXFO, the communications industry’s test and measurement experts, announced availability of the industry’s first hollow core fiber optimized OTDR (optical time domain reflectometer) with ...

As fibre optic networks grow in both size and complexity, so does the need to monitor their performance in real time. The Optical Time Domain Reflectometer (OTDR) is a familiar instrument used by ...

Abstract: A novel Brillouin optical time-domain reflectometer using an adaptive frequency analysis (AFA) algorithm enhances spatial resolution by 2.5 times at 10 MHz frequency resolution compared to ...

Abstract: Global telecommunications heavily rely on optical fibers as the foundation of their network infrastructure, making it imperative for network operators to ensure their dependability. The ...

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 ...

In this look at transmission line theory, we will assume an RG-58 type of coaxial cable which has a characteristic impedance of 50 Ω. Where we let C stand for the capacitance per unit length, 30 pF ...

Coherent Corp., a leader in photonics, has introduced a new embedded Optical Time Domain Reflectometer (eOTDR) in a QSFP package designed for advanced fiber network diagnostics. This device boasts a ...