Exploring the Different Types of Active-Matrix LCDs

Exploring the Different Types of Active-Matrix LCDs

Liquid-crystal displays (LCDs) can be classified as either passive matrix or active matrix, depending on the way in which electricity is applied to the unit’s pixels. In passive-matrix LCDs, a grid applies a uniform voltage to all the display’s pixels. In...
What Is a Touchscreen Controller?

What Is a Touchscreen Controller?

Controllers play an essential role in the function of touchscreen devices. Whether it’s a capacitive, resistive, surface wave acoustic (SAW) device, all types of touchscreen devices use controllers to perform their operations. But what is exactly is a...
AMOLED vs OLED: What’s the Difference?

AMOLED vs OLED: What’s the Difference?

Organic light-emitting diode (OLED) and active matrix organic-light diode (AMOLED) are two of the hottest display technologies on the market. You’ll often find them used in high-end TVs, digital whiteboards, smartphones and computer monitors. Contrary to what...
AMOLED vs OLED: What’s the Difference?

AMOLED vs OLED: What’s the Difference?

Organic light-emitting diode (OLED) and active matrix organic-light diode (AMOLED) are two of the hottest display technologies on the market. You’ll often find them used in high-end TVs, digital whiteboards, smartphones and computer monitors. Contrary to what...
What Is a PCB Switch?

What Is a PCB Switch?

Switches are an essential component in countless electrical devices. In the simplest terms, a switch is an electrical component that’s used to control a circuit by either completing or breaking the circuit. When the switch is turned on, the circuit is complete....