Patent ID: 8619326
Filing Date: 2013-12-31
Classification: B41J,H01L

Abstract:
1. A process of forming a regular array of rows of subpixels on a workpiece, the subpixels having four different colors, and having a subpixel pitch s, and wherein q colors are formed by printing and r colors are formed by a non-printing method, said process comprising: (1) providing a printing head having z nozzles arranged in a row with a spacing between the nozzles of p, where z=4n (2) providing q different color printing inks to the printing head, one color printing ink for each of the q printed colors; (3) supplying each nozzle on the printing head with color printing ink in an alternating pattern, wherein adjacent nozzles on the printing head are not supplied the same color; (4) dispensing said color printing ink from the z nozzles to print (5) moving and printing in a first printing pattern comprising: (6) moving and printing in a second printing pattern comprising: (7) moving and printing in a third printing pattern comprising: (8) repeating steps (5) through (7) multiple times in the same order; and (9) applying r colors by a non-printing method; where: n n n q is an integer from 1-4; and r is an integer, such that q+r=4; and wherein the patterns are carried out in the order (i) first printing pattern, followed by second printing pattern, followed by third printing pattern, or (ii) third printing pattern, followed by first printing pattern, followed by second printing pattern.