TOUCH SCREEN

How Does a Touchscreen Work?A basic touchscreen has three main components:

Touch Sensor, ControllerSoftware Driver.

The touchscreen is an input device, so it needs to be combined with a display and a PC or other device to Make a complete touch input system.

Touch Sensor

CONTROLLER

Software DriverThe driver is a software that allows the touch screen and computer to work together. It tells the operating system how to interpret the touch event information that is sent from the controller.

Resistive Touch screenSAWCapacitive Touch screenDST

Technology

Resistive Touchscreens

CAPACITIVE

SAW TECHNOLOGY

Infrared Touchscreen

3M Dispersive Signal Technology (DST)

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