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What Is a Flexible Printed Circuit (FPC)? Get the Facts
Circuit boards are the building blocks of nearly all electronic devices. From computers and TVs to touchscreens, thermostats and digital watches, they are found in most electronic devices. As their name suggests, circuit boards are "boards" that feature one or more...
What Is Keyboard Ghosting and How Do You Prevent It?
Have you ever pressed a key on a keyboard, only to discover that the keyboard didn't register it? You aren't alone. Known as ghosting, it's a common phenomenon from which keyboards suffer. What is keyboard ghosting exactly, and how do you prevent it? Overview of...
The Parts of a Projected Capacitive Touchscreen
Projected capacitive has become one of the world's leading touchscreen technologies. It's a variant of capacitive touchscreen technology. Like all capacitive touchscreens, projected capacitive touchscreens measure an electrostatic field to detect touch commands. When...
What Type of Overlay Do Capacitive Switches Use?
Capacitive switches have become a popular alternative to mechanical switches. As their name suggests, they leverage capacitance. Capacitive switches measure changes in capacitance, and they use this information to open or close a circuit. Pressing a capacitive switch...
Frequently Asked Questions About SAW Touchscreens
There are other types of touchscreens besides capacitive and resistive. An alternative technology, for instance, is surface acoustic wave (SAW). SAW touchscreens support touch commands just like their capacitive and resistive counterparts. They are unique, however,...
How Liquid Crystal Displays (LCDs) Are Wired
Liquid crystal displays (LCDs) require wiring. All LCDs feature a pixel layer consisting of a liquid organic material. Depending on the resolution, it may have 6 million or more individual pixels. LCDs leverage these pixels to produce images. They must be wired,...
Zombie Finger: An Introduction to This Touchscreen Phenomenon
When you press your finger against a smartphone or tablet, you expect it to respond with the appropriate action. Mobile devices support touch commands. Rather than using a keyboard and mouse, you can control them with your finger. There are times, however, when...
Technology tips worth knowing
Bosh Unveils LCD Sun Visor at CES 2020
It's difficult to see the road, as well as other drivers, when the sun is glaring in your eyes. While most vehicles are equipped with pull-down sun visors, they don't always offer completion protection from sunlight. Depending on the direction in which you are driving...
Ultrasonic Touchscreens Poised for 2020
Beginning as early as next year, you could see ultrasonic-powered touchscreen devices available for sale. The touchscreen manufacturer UltraSense Systems recently revealed that it has finalized its ultrasonic sensor, which it says is capable of powering smartphones...
What Causes Black Spots on an LCD?
Have you discovered a black spot on your liquid crystal display (LCD)? Whether it’s located on the top, bottom or off to the side, it will likely stand out like a sore thumb. When you fire up the LCD, the black spot will probably be the first thing you see. By...
Microsoft Unveils Touchscreen-Controlled Surface Studio 2
It's been nearly two years since Microsoft released the original, first-generation Surface Studio. Since then, the tech giant has been relatively quiet regarding a new model. But it appears that Microsoft is preparing to release a successor to the popular all-in-one...
New Patent Reveals Touchscreen MacBook Pro
You may soon be able to buy a touchscreen MacBok Pro. Ever since Apple released its flagship laptop, it has used traditional control peripherals like a keyboard and trackpad or mouse. But that may change, as a new patent has revealed a touchscreen interface for the...
Samsung Releases Touchscreen-Controlled Smart Refrigerator
When you think of touchscreen-compatible devices, refrigerators probably don't come to mind. After all, these major kitchen appliances have been around for decades. And in that time, there hasn't been a need for a touchscreen interface. That's about to change,...
Samsung Releases Touchscreen-Controlled Smart Refrigerator
When you think of touchscreen-compatible devices, refrigerators probably don't come to mind. After all, these major kitchen appliances have been around for decades. And in that time, there hasn't been a need for a touchscreen interface. That's about to change,...