Encyclopedia of Electronic Components Volume 3

Chapter 14. touch screen

mechanical

human input

touch screen

The term touch screen is written as two words in this Encyclopedia. In many sources, the words are concatenated as “touchscreen.”

The two words are hyphenated here when they function as an adjective, but not otherwise. In manufacturers’ datasheets where the two words are used, they are not usually hyphenated.

Other related components

• single touch sensor (see Chapter 13)

• force sensor (see Chapter 12)

What It Does

A touch screen is a video display with embedded touch sensing. The screen reports the position of the touch, and is used as a pointing device as an alternative to a mouse or trackpad. Some touch screens report pressure as well as position.

Touch screens are widely ...