Patent ID: 7643160
Filing Date: 2010-01-05
Classification: G06F

Abstract:
1. A spool file modifying device to run on an operating system being installed in a print server connected with a printer and an external terminal, the print server having a receiver system to receive a spool file created in the external terminal and a transmitter system to transmit print data to the printer, the spool file modifying device comprising: a modifying information presence judging system to judge as to whether the spool file includes modifying information representing a modification to be made among modification options, the modification options including overlap printing, manual duplex printing, page-exchange printing, in which a plurality of successive pages are incorporated into one page; a modifying system that modifies the spool file to create a modified spool file according to modifying information, a font data extracting system that extracts font data included in the spool file prior to modification of the spool file by the modification system, when the modification information presence judging system judges that the spool file includes the modifying information; a registering system that registers the extracted font data with the printer server prior to the modification of the spool file by the modification system, when the font data extracting system extracts the font data; and a converting system to convert the modified spool file into the print data by using the extracted font data when the registering system registers the extracted font data; wherein the modifying information presence judging system comprises a part of functions equipped to the operating system, and the modifying system comprises a part of functions equipped to a device driver which is separated from the operating system and functions in association with the operating system; and wherein the transmitter system of the printer server transmits the print data converted by the spool file modifying device to the printer.