Method of driving a recording head and a recording apparatus uti

Details Method of driving a recording head and a recording apparatus uti Method of driving a recording head and a recording apparatus uti

1989-10-26

1991-12-24

Fuller, Benjamin R.

Recorders

Performance of multiple functions of steam and gas engines

Pressure responsive element

346 76PH, 346140R, 358298, H04N 121, G01D 900

Patent

active

050756982

ABSTRACT:
Disclosed are a method of driving a thermal recording head and a recording apparatus utilizing this method. When recording is to be effected at Gradation n, pulses corresponding to Gradations n to 1 and having predetermined pulse widths in correspondence with the gradations are generated, and are successively supplied to the thermal head in order from Gradations n to 1.

REFERENCES:
patent: 4479132 (1984-10-01), Iwakura
patent: 4510505 (1985-04-01), Fukui
patent: 4510507 (1985-04-01), Ishikawa
patent: 4636810 (1987-01-01), Asakura et al.
patent: 4675700 (1987-06-01), Nagira et al.
patent: 4806949 (1989-02-01), Onuma et al.

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