UNA DISPOSICION PARA PROPORCIONAR SUPERFICIES RADIANTES DE LUZ, ACTIVA O PASIVAMENTE, PARA LA PRESENTACION DE SIMBOLOS EN TUBOS DE RAYOS CATODICOS.

摘要

An arrangement for displaying characters or symbols on a screen of a display device where characters selected by comparing a predetermined area of the displays stored in a memory with a counter circuit controlled by a column counter, a character counter, a scan line counter and a reading line counter inverts the selected characters in an inverter stage connected between a character generator and the display device.