This post tells about the antenna effect in VLSI and antenna rules in VLSI. During a real manufacturing…
What are MOS devices
A MOS-device is a simplified example of a MOSFET structure (without source and drain). Let's consider how the…
Basic concepts of fiber optics and communications
This post answers the question "What is fiber optics and how it works?" Any signal can be transmitted…
Mode propagation in optical fiber
This post answers the question: "What is mode propagation in optical fiber?". In order to consider concept of…
Single-mode fibers
This post answers the question: "What are features of single mode fiber?". Single-mode fibers are fibers that support…
Piezoelectric transducer
This post is about how piezoelectric transducer work. Piezoelectric transducer is used to measure force, pressure and acceleration.…
Transmission line theory
The transmission line theory, in contrary, works in conditions where the transmission line is equal to a part…
MOSFET small-signal model and equivalent circuit
As we discussed before, the output voltage for the MOSFET amplifier is non-linear towards the input voltage: vout=VS-K(vDS-VTh)22RL.…
IoT applications in industry
Among all IoT applications, it’s the ones that are based in industry that are most challenging, and it…
Rotating electric machines
The operating of rotating electric machines is based on the very well known laws of electric and magnetic…