Integrated printhead with encoding circuit

Details Integrated printhead with encoding circuit Integrated printhead with encoding circuit

2008-05-06

2008-05-06

Stephens, Juanita D. (Department: 2853)

Incremental printing of symbolic information

Ink jet

Ejector mechanism

C347S058000

Reexamination Certificate

active

07367655

ABSTRACT:
Ink jet printhead comprising a driving and encoding circuit (20) having a grid-like structure, including a plurality of inputs (24), a plurality of selecting elements (12), a plurality of actuating elements (IC) and at least one identifying element (21) of said printhead. Each identifying element (21) is associated with a corresponding selecting element (12) and corresponds to nodes arranged along a row or column of said grid-like structure, and is scanned, together with said actuating elements (11), during a preliminary checking step.

REFERENCES:
patent: 5363134 (1994-11-01), Badyal et al.
patent: 5506611 (1996-04-01), Ujita et al.
patent: 5635968 (1997-06-01), Bhaskar et al.
patent: 0 916 503 (1999-05-01), None
patent: 0 274 435 (1988-07-01), None
patent: WO 01/03932 (2001-01-01), None

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