A backplane for an electro-optic display comprises a pixel electrode (104), a voltage supply line (C) arranged to supply a voltage to the pixel electrode (104), and a micromechanical switch (106, 112) disposed between the voltage supply line (C) and the pixel electrode (104), the micromechanical switch...http://www.google.de/patents/US20040196215?utm_source=gb-gplus-sharePatent US20040196215 - BACKPLANES FOR ELECTRO-OPTIC DISPLAYS