Printing using a print head with staggered nozzle arrangements

Details Printing using a print head with staggered nozzle arrangements Printing using a print head with staggered nozzle arrangements

2006-05-23

2006-05-23

Nguyen, Lamson (Department: 2861)

Incremental printing of symbolic information

Ink jet

Ejector mechanism

C347S043000, C347S015000

Reexamination Certificate

active

07048357

ABSTRACT:
Each nozzle array on a print head28bhas a plurality of nozzles arranged along sub-scanning direction for discharging a same ink, and at least a pair of nozzle arrays that discharge different inks (a leading nozzle array FN and a trailing nozzle array RN) are arranged in a staggered manner. In an interlace recording using this print head28b, a reference is made to a printing data memory prior to a main scan pass, for a printing data of a plurality of main scan lines that correspond to an overall width in the sub-scanning direction of the staggered nozzle array pair. A single main scan pass is then performed according to the referenced printing data.

REFERENCES:
patent: 6030065 (2000-02-01), Fukuhata
patent: 6254218 (2001-07-01), Suzuki et al.
patent: 6267468 (2001-07-01), Torgerson et al.
patent: 6325489 (2001-12-01), Endo
patent: 6474777 (2002-11-01), Fujita et al.
patent: 6491373 (2002-12-01), Fujita et al.
patent: 05-185590 (1993-07-01), None
patent: 10-278317 (1998-10-01), None
patent: 10-309815 (1998-11-01), None
patent: 2000-343729 (2000-12-01), None
Notice of Rejection from JPO, 3 page document.
Notice of Rejection from JPO, 2 page document.

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