An ink-jet printing apparatus receives image data from a host computer and prints the image data. If an elapsed time from an end of printing processing for one printing job to start of printing processing for the next job is less than a predetermined time period, printing processing for the next job...http://www.google.de/patents/US6338540?utm_source=gb-gplus-sharePatent US6338540 - Ink-jet printing method and apparatus therefor, and printing system including said apparatus