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Resistive Current Sensing: Low-Side vs. High-Side Sensing

Resistive Current Sensing: Low-Side vs. High-Side Sensing

What's the difference between high-side and low-side resistive current sensing? This article explains the basics, as well as when each is the more appropriate design choice.


Hall Effect Current Sensing: Open-Loop and Closed-Loop Configurations

Hall Effect Current Sensing: Open-Loop and Closed-Loop Configurations

Learn the basics of Hall effect current sensors in this technical article.


Digital (ON/OFF) Hall Effect Devices: Switches and Latches

Digital (ON/OFF) Hall Effect Devices: Switches and Latches

Learn about the polarity of the B-field, unipolar switches, omnipolar switches, Hall effect latches, and bipolar switches in this technical article.


Hall Effect Position Sensing: Response Linearity and Slope for Slide-By Configurations

Hall Effect Position Sensing: Response Linearity and Slope for Slide-By Configurations

Learn about how various decisions regarding Hall effect sensing solutions—specifically for slide-by configurations—can effect your designs.


Hall Effect Magnetic Design: Head-on and Slide-by Configurations

Hall Effect Magnetic Design: Head-on and Slide-by Configurations

Learn about how the Hall effect is used in position sensing applications.


Introduction to Linear Variable Differential Transformers (LVDTs)

Introduction to Linear Variable Differential Transformers (LVDTs)

Looking for a succinct intro to LVDTs? This article will explain LVDT basics, including structure, circuit, transfer function, linear range, sensitivity, and more.


Two Techniques to Linearize Resistive Sensor Bridges

Two Techniques to Linearize Resistive Sensor Bridges

Measuring the minuscule resistance changes in resistive sensors can be a daunting task. Here are two hardware methods to eliminate bridge non-linearity errors.


Types of Magnetometers

Types of Magnetometers

This high-level guide introduces common types of magnetometers, including scalar, vector, gradient, and more.


What Is a Magnetometer?

What Is a Magnetometer?

Learn the basics of magnetometers, including their relation to hysteresis curves and their applications.


Characteristics of Different Photodiode Technologies

Characteristics of Different Photodiode Technologies

Learn about the differences between silicon photodiodes and photodiodes made from other semiconductor materials.


Introduction to CMOS Image Sensors

Introduction to CMOS Image Sensors

In this article, you'll learn the basics of the CMOS image sensor, including its core components, its block diagram, its strengths and weaknesses, and its applications.


How to Measure Gas Flow in a Mechanical Ventilator Using a Differential Pressure Sensor

How to Measure Gas Flow in a Mechanical Ventilator Using a Differential Pressure Sensor

In this article, we’ll look at another interesting application of pressure sensing in mechanical ventilation.


Determining Dynamic Range of CCD Image Sensors

Determining Dynamic Range of CCD Image Sensors

This article explains how CCD construction, operating parameters, and external signal-processing circuitry contribute to the maximum variation in luminance that CCD imaging hardware can capture.


Quantum Efficiency and Signal-to-Noise Ratio in CCD Image Sensors

Quantum Efficiency and Signal-to-Noise Ratio in CCD Image Sensors

In this article, we’ll draw upon our knowledge of noise sources and combine it with some new information to create a comprehensive model for CCD noise performance.


Photon Noise, Read Noise, and Reset Noise in CCD Image Sensors

Photon Noise, Read Noise, and Reset Noise in CCD Image Sensors

In this article, we’ll take a look at electrical and optical conditions that contribute to reduced image quality in CCD camera systems.


Dark Noise in CCD Image Sensors

Dark Noise in CCD Image Sensors

This article introduces the concept of image noise and discusses one noise source that plays a prominent role in the design of CCD systems.


Using Pressure Sensors to Adjust the Oxygen Concentration: An Electrical Engineer’s Intro to Mechanical Ventilation

Using Pressure Sensors to Adjust the Oxygen Concentration: An Electrical Engineer’s Intro to Mechanical Ventilation

In this article, we’ll look at additional applications of pressure sensors in mechanical ventilation.


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.