What Is a Dead Pixel and Why Do They Occur?

What Is a Dead Pixel and Why Do They Occur?

Display devices like computer monitors, televisions, smartphone screens and human machine interface (HMI) screens are comprised of many individual pixels. Depending on the type of display device, it may contain hundreds of thousands or even millions of pixels....
Capacitive Sensing: How It Works in Touchscreens

Capacitive Sensing: How It Works in Touchscreens

Capacitive has become the world’s leading touchscreen technology. Research shows that over nine in 10 touchscreens produced and shipped globally are powered by this technology. Not to be confused with resistive, capacitive is a type of touchscreen technology...
An Introduction to Thin-Film LCDs

An Introduction to Thin-Film LCDs

Liquid-crystal displays (LCD) are used in countless consumer and commercial display applications. Even if you’re unfamiliar with their mechanics, you’ve probably used an LCD before. Computer monitors, smartphones, smart appliances, point-of-sale (POS)...
What Is a Capacitive Stylus and How Do They Work?

What Is a Capacitive Stylus and How Do They Work?

It’s a common misconception that capacitive touchscreens don’t support the use of a stylus. Unlike resistive touchscreens, capacitive touchscreens measure capacitance to detect touch commands. Capacitance refers to the electrostatic charge generated by the...
What Is a Tactile Switch?

What Is a Tactile Switch?

Switches are the foundation on which nearly all electronic devices operate. Consisting of two or more conductive paths, they are designed to control a circuit. When a switch is activated, its respective circuit will open or close. While all switches work by...