Dead nozzle compensation

Incremental printing of symbolic information – Ink jet – Controller

Reexamination Certificate

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Details

C358S001900, C358S002990, C358S502000, C358S504000

Reexamination Certificate

active

10727233

ABSTRACT:
A printer controller for supplying dot data to a printhead in a predetermined order, the printhead comprising at least first and second printhead modules, each of which comprises a plurality of printing nozzles and being disposed adjacent each other such that a printing width of the printhead is wider than a printing width of either of the printhead modules, the printer controller being configured to order and time supply of the dot data to the printhead modules in accordance with their respective widths, such that a difference in relative widths of the printhead modules is at least partially compensated for.

REFERENCES:
patent: 4932232 (1990-06-01), Ballyns et al.
patent: 6283572 (2001-09-01), Kumar et al.
patent: 6354689 (2002-03-01), Couwenhoven et al.
patent: 2002/0060707 (2002-05-01), Yu et al.
patent: 863004 (1998-09-01), None
patent: 974467 (2000-01-01), None
patent: 983855 (2000-03-01), None
patent: 1157840 (2001-11-01), None
patent: WO 1998/040222 (1998-09-01), None
patent: WO 1999/008875 (1999-02-01), None
EP 0 983 855 A2□□Eckard, Bruce Michael Dec. 8, 1999.

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