Patent ID: 11884064
Assignee: CANON PRODUCTION PRINTING HOLDING B.V.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC B  H | IPC B

Claim 0:
1. A method for controlling an inkjet printing device having two printing units for printing to the front side and back side of a recording medium, the method comprising:
determining a physical page length of at least one print image applied onto the front side of the recording medium;
adapting a required page length of at least one print image to be applied onto the back side of the recording medium to the determined page length; and
repeatedly printing at least one print line of the print image for the back side in response to the required page length for application of the rear print page on the back side of the recording medium being smaller than the determined physical page length,
wherein at least one first print image and at least one second print image are to be applied on the back side of the recording medium, the second print image being arranged on the recording medium after the first print image, and the at least one print line to be repeated is inserted in proximity to a page end of the first print image and/or in proximity to a page beginning of the second print image, and
wherein a first number of last print lines of the first print image and a second number of first print lines of the second print image are printed repeatedly in an arising intervening space between the first print image and the second print image for the back side.