Patent ID: 6148164
Filing Date: 2000-11-14
Classification: G06K

Abstract:
A printer having a double-sided print function, said printer comprising:a print engine for printing a page image on both sides of a paper;a print request preparation section for preparing a print request in page units from received print job data;a queue comprising the prepared print requests listed in one order;a print page determination section for counting number of print requests included in print objects among the print requests in a double-sided print mode existing in said queue, counting a print ordinal number of the next page print, and applying a unified rule to the counted number of print requests and the counted print ordinal number each time an attempt is made to start the next page print, thereby determining the print request corresponding to the next page print from among the print requests included in the print objects; anda page processing section for controlling said print engine so as to execute the print request determined by said print page determination section.