Image producing device and control therefor

Claim 1

MEANS FOR PRODUCING LIGHT COMPRISING AN ELECTROLUMINESCENT PANEL HAVING FIRST AND SECOND LAYERS OF PARALLEL CONDUCTOR MEMBERS ARRANGED SO THAT THE CONDUCTORS IN ONE LAYER ARE AT AN ANGLE RELATIVE TO THE CONDUCTORS IN THE OTHER LAYER, AND A LAYER OF ELECTROLUMINESCENT MATERIAL POSITIONED BETWEEN SAID CONDUCTOR LAYERS, SAID ELECTROLUMINESCENT LAYER COMPOSED OF MATERIAL CAPABLE OF PRODUCING LIGHT THEREIN BETWEEN SELECTED CONDUCTORS IN SAID LAYERS WHENEVER SAID SELECTED CONDUCTORS HAVE A PRESELECTED VOLTAGE DIFFERENCE THEREBETWEEN, A SOURCE OF ELECTRIC IMPULSES CODED TO CORRESPOND TO DIFFERENT ONES OF THE CONDUCTORS ON SAID LAYERS, MEANS FOR ESTABLISHING A PRESELECTED VOLTAGE DIFFERENT BETWEEN SELECTED CONDUCTORS IN SAID FIRST AND SECOND LAYER INCLUDING A CIRCUIT NETWORK ADAPTED TO RECIEVE CODED ELECTRIC IMPULSES CORRESPONDING TO SELECTED CONDUCTORS, MEANS RESPONSIVE TO THE CODING OF SAID ELECTRIC IMPULSES FOR ESTABLISHING CIRCUITS THROUGH THE CIRCUIT NETWORK TO THE CORRESPONDING SELECTED CONDUCTORS, AND A VOLTAGE SOURCE CONNECTED TO SAID CIRCUIT NETWORK FOR APPLYING VOLTAGES TO THE SELECTED CONDUCTORS THROUGH THE ESTABLISHED CIRCUITS THERETO.