Capacitive touchscreens Flashcards
1
Q
What layers are they made up of?
A
glass
2
Q
What is the bottom surface of the upper layer coated in?
A
perpendicular lines of transparent conductive material, forming a grid
3
Q
What is the top surface of the bottom layer coated in?
A
perpendicular lines of transparent conductive material, forming a grid
4
Q
What is the transparent conductive material?
A
Indium Tin Oxide
5
Q
What does the surface behave like and what does it store?
A
It behaves like a capacitor and stores electrical energy
6
Q
Can the screen be touched in more than one place at a time?
A
yes
