US Patent No. 10,414,172

PRINTER AND IMAGE PROCESSING


Patent No. 10,414,172
Issue Date September 17, 2019
Title Printer And Image Processing
Inventorship Eviatar Halevi, Macabim (IL)
Alex Veis, Kadima (IL)
Maria Elizabeth Zapata, Barcelona (ES)
Assignee HP SCITEX LTD., Netanya (IL)

Claim of US Patent No. 10,414,172

1. A method of processing and printing an image, comprising:obtaining halftone image data representing a halftone image to be printed on a substrate, the image data including substrate pixel locations within the halftone image to remain free from printing fluid;
determining, from the image data, substrate pixel locations within the halftone image where ink is to be deposited and substrate pixel locations within the halftone image where no ink is to be deposited that are surrounded by substrate pixel locations where ink is to be deposited;
modifying the image data to define varnish to be deposited at some or all of those substrate pixel locations within the halftone image where no ink is to be deposited and which are not defined as substrate pixel locations to remain free from printing fluid, to form modified image data; and
depositing ink and varnish on the substrate according to the modified image data.