Liquid drop ejecting device, controller therefor, liquid...

Details Liquid drop ejecting device, controller therefor, liquid... Liquid drop ejecting device, controller therefor, liquid...

2006-06-05

2010-02-09

Nguyen, Lam S (Department: 2853)

Incremental printing of symbolic information

Ink jet

Fluid or fluid source handling means

C347S009000, C347S015000

Reexamination Certificate

active

07658487

ABSTRACT:
A controller for a liquid drop ejecting device including a first head with plural first liquid drop ejectors, and a second head with plural second liquid drop ejectors, is provided. The controller includes: a scanning controlling section scanning at least the first head plural times a same region of a recording medium; and an ejection controlling section controlling the first and second head such that a proportion of an applied amount, per unit surface area, of the second liquid drops with respect to an applied amount, per unit surface area, of the first liquid drops in a first scan, is within a range of 0 to a first value, and the proportion in scans from a second scan on is within a range of a second value to 1, and the proportion in the first scan is smaller than the proportion in the scans from the second scan on.

REFERENCES:
patent: 6267476 (2001-07-01), Kato et al.
patent: 6273549 (2001-08-01), Wetchler et al.
patent: 2002-067296 (2002-03-01), None
patent: 2002-067297 (2002-03-01), None
patent: 2004-122534 (2004-04-01), None

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