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The Role of Optical Sensors in Electronic Applications

This article outlines the principles of operation of optical sensors, optical sensor types, considerations for optical sensor selection, and key applications.

November 12, 2021 by ROHM Semiconductor

Developing Robust Motion Detectors Does Not Have to Be a Moving Target

This article discusses some concepts for ensuring motion detector designs will be robust to external disturbances by presenting an infrared detector assembly that can significantly reduce the parts count and improve product performance and reliability. 

February 23, 2021 by Ryan Sheahen, Littelfuse

Points to Consider When Selecting an NTC Thermistor

This article explores NTC thermistor types and their critical performance criteria and provides advice on selecting the appropriate device for a given application.

October 13, 2020 by Krystian Milewski , TDK

Time-of-Flight Sensors for In-Cabin Vehicle Safety

This article looks at how time-of-flight sensing in a vehicle's cabin can improve safety and convenience.

August 21, 2019 by Gualtiero Bagnuoli, Melexis

How Do Time of Flight Sensors (ToF) Work? A Look at ToF 3D Cameras

How do time of flight sensors determine distances? Learn more about ToF cameras using an example 3D camera.

May 08, 2019 by Mark Hughes

3-Phase Brushless DC Motor Control with Hall Sensors

This article describes how to control a 3-phase brushless DC motor using a GreenPAK.

June 26, 2018 by Oleg Basovych, Dialog Semiconductor

Choosing the Most Suitable MEMS Accelerometer for Your Application: Part 2

In part 2 of this article, we will focus on key specifications and features in the context of wearable devices, condition monitoring, and IoT applications.

December 22, 2017 by Chris Murphy, Analog Devices

How to Check and Calibrate a Humidity Sensor

How accurate is your humidity sensor? Find out with this project.

November 29, 2017 by Raymond Genovese

How to Interface an Ultrasonic Sensor with an LCD Using a Microcontroller Dev Kit

Let's interface an ultrasonic sensor and a lighting system! In this project, we'll design a sensor subsystem and then use it in a parking sensor application.

November 02, 2017 by Nick Davis

All About BLDC Motor Control: Sensorless Brushless DC Motor Controllers

Learn about sensorless brushless DC motor controllers, some example ICs, and some disadvantages of using such motors.

October 18, 2017 by Nick Davis

Testing for a Robot’s Collision Detection System with Varying Impact Resistance

We’ll use real collision data to refine the detection algorithm, and even better, we’ll confirm that the system actually works.

September 28, 2017 by Robert Keim

How to Protect Your Robot with Automatic Collision Detection

In this article, we’ll develop and test an algorithm for automatically shutting down a robot in response to a collision (or some other violent event).

September 21, 2017 by Robert Keim

Intelligence at the Edge Part 1: The Edge Node

The industrial Internet of Things (IoT) encompasses the broad transformation underway that will make pervasive sensing across connected machines not just a competitive advantage, but an essential fundamental service. The industrial IoT starts with the edge node, which is the sensing and measurement entry point of interest.

September 12, 2017 by Ian Beavers, Analog Devices

An Introduction to Motion Sensors: PIR, Tilt, Force, and More

Learn about various movement-type sensors including accelerometers, tilt sensors, vibration sensors, PIR (passive infrared) sensors, and rotation sensors.

June 19, 2017 by Nick Davis

Installing a Tire Pressure Monitoring System

Tire pressure monitoring systems are a necessary safety feature in cars. This project looks at the different system types and how a TPMS can be retrofitted on older cars.

May 16, 2017 by Pablo Leibovich, Silego

Eliminate Brushes, Reduce Noise: A New Motor-Driver IC from ROHM

You can improve performance in motor-control applications by using brushless DC motors and handy driver ICs such as the BU69090NUX.

April 28, 2017 by Robert Keim

Flash Freeze Photography with an Arduino

Freeze moments in time to easily produce extraordinary close-up pictures with your digital camera, an Arduino, and these simple circuits.

November 14, 2016 by Raymond Genovese

How to Build the Brightest LED Saber in the World

The brightest blade in the world. Fluid sound effects generated in real time. Any colour, changeable on the fly. If you want to know what it feels like to hold a Lightsaber, this project is the closest you can get today.

October 18, 2016 by Jeremy Lee

How Sensor Fusion Works

Sensor fusion is the art of combining multiple physical sensors to produce accurate "ground truth", even though each sensor might be unreliable on its own.

July 19, 2016 by Jeremy Lee

A Guide to the Applications of Hall Effect and Reed Switch Sensors

In the systems where custom sensors are required, it's imperative that the designer quantifies the environmental, mechanical, electrical, and magnetic parameters of the entire system so that a sensor which meets those operating conditions can be selected.

January 14, 2016 by Gwenn Gmeinder, Littelfuse