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Reduce Display Noise In Capacitive Touchscreens | Learning Resources content from Mobile Dev & Design
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Mobile Dev & Design. Username or e-mail: *. 62; Learning Resources. 62; Reduce Display Noise In Capacitive Touchscreens. Reduce Display Noise In Capacitive Touchscreens. Jan 28, 2013. Erik Anderson, Cypress Semiconductor. To understand why LCDs produce noise, we need to first understand at a basic level how they work. The pixel is turned on at the gate of the TFT. The source of the TFT is connected to a color digital-to-analog converter (usually 8-bit R, G, or B) output. The drain of the TFT is c...ACVCO...