Published on: 2025-04-20 20:48:54
Have you ever wondered how a touch screen knows you are touching it? Well, it has these layers of transparent metal electrodes embedded in the display. When your finger gets close to the screen it causes a disturbance in the magnetic field that the electrodes sense. FIG_ 002 Because the electrodes are laid out on a grid, they can report back the x and y co-ordinates of the disturbance to the operating system. Pretty neat. Or maybe you’ve wondered why we call it a Gaussian blur? When we blur a
Keywords: blur curves display electrodes fig_
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