A method and circuit for processing image data of a dot matrix printer in a page printer. Dot matrix image data is received and how many dots in the page printer correspond to one dot of the image data is calculated. A bit number representative of the location in vertical pins of a dot matrix printer...http://www.google.de/patents/US5487136?utm_source=gb-gplus-sharePatent US5487136 - Method and circuit for processing dot matrix image data in a page printer