All About Circuits

Latest Technical Articles

Categories

The Nyquist–Shannon Theorem: Understanding Sampled Systems

The Nyquist–Shannon Theorem: Understanding Sampled Systems

The Nyquist sampling theorem, or more accurately the Nyquist-Shannon theorem, is a fundamental theoretical principle that governs the design of mixed-signal electronic systems.


Pixel Readout and Frame Rate in CCD Imaging Systems

Pixel Readout and Frame Rate in CCD Imaging Systems

This article continues our exploration of frame rate in relation to the structure and implementation of a CCD image sensor.


CCD Image Sensors: What Is Frame Rate?

CCD Image Sensors: What Is Frame Rate?

This article explores the relationship between CCD readout characteristics and the maximum rate at which images can be generated.


CCD Binning in Imaging Systems: Increasing Signal-to-Noise Ratio and Frame Rate

CCD Binning in Imaging Systems: Increasing Signal-to-Noise Ratio and Frame Rate

This article explains a technique that allows us to incorporate flexibility into the operational parameters of a CCD imaging system.


The Back-Illuminated CCD: Improving Light Sensitivity

The Back-Illuminated CCD: Improving Light Sensitivity

This article discusses a specialized type of CCD that increases manufacturing complexity but also mitigates performance limitations associated with the more standard approach to CCD implementation.


An Engineer’s Introduction to Mechanical Ventilation

An Engineer’s Introduction to Mechanical Ventilation

Learn about the basics of mechanical ventilation in terms of subsystems, control loops, and algorithms.


What Is a Printed Circuit Board (PCB)?

What Is a Printed Circuit Board (PCB)?

This FEQ (Frequent Engineering Question) gives you essential information about the most important and widespread technique for converting a theoretical circuit into a functional physical device.


Sampling, Amplifying, and Digitizing CCD Output Signals

Sampling, Amplifying, and Digitizing CCD Output Signals

In this article, we’ll see that the amount of noise in image data from a CCD sensor can be greatly reduced by a technique known as correlated double sampling.


Understanding CCD Output Signals

Understanding CCD Output Signals

This article discusses charge-amplification techniques and explains the characteristics of the voltage waveform that contains a CCD’s pixel data.


How to Build a Variational Autoencoder with TensorFlow

How to Build a Variational Autoencoder with TensorFlow

Learn the key parts of an autoencoder, how a variational autoencoder improves on it, and how to build and train a variational autoencoder using TensorFlow.


Charge-Coupled Device Clocking Techniques for CCD Readout

Charge-Coupled Device Clocking Techniques for CCD Readout

This article continues the Image Sensor Technology series by examining details involved in the movement of light-generated electric charge within a CCD.


CCD Image Sensor Types: Full-Frame, Interline-Transfer, and Frame-Transfer CCDs

CCD Image Sensor Types: Full-Frame, Interline-Transfer, and Frame-Transfer CCDs

This article explains the characteristics, advantages, and disadvantages of three CCD (charge-coupled device) architectures.


Understanding Digital Oscilloscope Sample Rate and Analog Bandwidth Specs

Understanding Digital Oscilloscope Sample Rate and Analog Bandwidth Specs

In this article, we’ll examine two important specifications of a digital oscilloscope: analog bandwidth and sampling rate.


Understanding the Structure and Functionality of CCDs

Understanding the Structure and Functionality of CCDs

This article will help you to understand what CCD sensors are and how they allow us to convert an optical scene into a digital image.


Introduction to Image Sensor Technology, from Photons to Electrons

Introduction to Image Sensor Technology, from Photons to Electrons

This article, the first in a series, discusses light-sensitive electronic devices called photodiodes and compares CCD and CMOS sensors.


Resistors in Parallel: Circuit Analysis with Parallel Resistance

Resistors in Parallel: Circuit Analysis with Parallel Resistance

This article shows you how to calculate currents flowing through parallel resistance and explains the concept of equivalent resistance.


Introduction to Ultra-Wideband (UWB) Technology

Introduction to Ultra-Wideband (UWB) Technology

Learn the basics of the ultra-wideband short-range wireless protocol, a technology that can be found in cutting-edge devices.


Simulating SiC MOSFET Thermal and Switching Behavior in LTspice

Simulating SiC MOSFET Thermal and Switching Behavior in LTspice

In this article, we’ll set up a basic SiC switching circuit and perform some transient simulations.


How to Simulate Silicon Carbide Transistors with LTspice

How to Simulate Silicon Carbide Transistors with LTspice

This article reviews the silicon carbide scene and then explains how to get SiC SPICE models and incorporate them into a simulation circuit.


Resistors in Parallel: Understanding Current and Voltage in Parallel Networks

Resistors in Parallel: Understanding Current and Voltage in Parallel Networks

This article gives you the information you need to identify parallel resistors and understand their behavior in electric circuits.