Distributed optical fiber sensing (DOFS) is currently a mature technology that allows 'transforming' a conventional fiber optic into a continuous array of individual sensors, which are distributed ...

Time-domain reflectometry works on the principle that waves on a nonmatched transmission line reflect. The waveform seen at any given point along the line is the algebraic sum of the forward and ...

For certain high-security devices, such as card readers, ATMs, and hardware security modules, normal physical security isn’t enough – they need to wipe out their sensitive data if someone starts ...

The most general approach to evaluating the time domain response of any electromagnetic system is to solve Maxwell’s equations in the time domain. Such a procedure would take into account all the ...

The basic concepts underpinning time-domain reflectometry. Difference between frequency- and time-domain analysis. Some applications of TDR measurements. Time-domain reflectometry (TDR) is a technique ...

In the previous article, the basics of Time Domain Reflectometry (TDR) were discussed. In this segment, we will discuss the application of TDR to liquid level sensing. From Table 1, it can be seen ...

For an RF/Microwave engineer, time domain measurements are primarily useful in identifying a device’s behavior at specific locations. And more recently, with the increasing necessity of high-speed ...