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How many voltages rails are needed to drive a display?

April 26, 2017display drive needed rails voltages

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How many voltages rails are needed to drive a display?

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Only one voltage rail is needed. By principal, independent driver channels from the voltage rail create an electrical potential in reference to the transparent common electrode toward the front of the e-paper. This electric field drives charged white particles within the SiPix Microcups® to generate the display image.