Control circuit of a compact recording apparatus

Details Control circuit of a compact recording apparatus Control circuit of a compact recording apparatus

1994-01-19

1999-05-11

Le, N.

Incremental printing of symbolic information

Ink jet

Ejector mechanism

347 13, B41J2/21;29/38

Patent

active

059032898

ABSTRACT:
A head drive controller resets a counter which counts a clock signal in synchronism with a timing signal in synchronism with a discharge pulse signal, and raises the drive pulse-width signal which drives the nozzles of each color of the recording head 1. The controller makes the driving pulse-width signal fall in accordance with the result of comparators. The recording head which discharges a plurality of colors of ink records image data read from an image memory in a predetermined order. Accordingly, a compact printer capable of a color printing can provided at the low cost.

REFERENCES:
patent: 4829323 (1989-05-01), Suzuki et al.
patent: 5111217 (1992-05-01), Zeise
patent: 5132702 (1992-07-01), Shiozaki et al.
patent: 5142374 (1992-08-01), Tajika et al.
patent: 5223937 (1993-06-01), Moriguchi et al.
patent: 5357268 (1994-10-01), Kishida et al.
patent: 5477245 (1995-12-01), Fuse
patent: 5617122 (1997-04-01), Numata et al.

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