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History
Touchscreen
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A touchscreen is a type of display that can detect touch input from a user. It consists of both an input device and an output device. The touch panel is typically layered on the top of the electronic visual display of a device. Touchscreens are commonly found in smartphones, tablets, laptops, and other electronic devices.
A user operating a touchscreen
A user operating a touchscreen
Smart thermostat with touchscreen
Smart thermostat with touchscreen
The prototype x-y mutual capacitance touchscreen (left) developed at CERN in 1977 by Frank Beck, a British electronics engineer, for the control room
The prototype x-y mutual capacitance touchscreen (left) developed at CERN in 1977 by Frank Beck, a British electronics engineer, for the control room of CERN's accelerator SPS (Super Proton Synchrotron). This was a further development of the self-capacitance screen (right), also developed by Stumpe at CERN in 1972.
8 x 8 projected capacitance touchscreen manufactured using 25 micron insulation coated copper wire embedded in a clear polyester film
8 x 8 projected capacitance touchscreen manufactured using 25 micron insulation coated copper wire embedded in a clear polyester film
Input device
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In computing, an input device is a piece of equipment used to provide data and control signals to an information processing system, such as a computer or information appliance. Examples of input devices include keyboards, computer mice, scanners, cameras, joysticks, and microphones.
Ergonomic keyboard
Ergonomic keyboard
Chorded keyboard
Chorded keyboard
Thumb keyboard
Thumb keyboard
Keyer
Keyer