Image forming apparatus with a digital modulator

Details Image forming apparatus with a digital modulator Image forming apparatus with a digital modulator

1996-06-24

1998-05-19

Frahm, Eric

Facsimile and static presentation processing

Facsimile

Recording apparatus

358455, 347252, H04N 140, G01D 942

Patent

active

057543038

ABSTRACT:
An image processing apparatus includes a first delay generation circuit, requiring no high-frequency clocks, for obtaining a pixel formation start timing signal from a digital input signal, a second delay generation circuit, requiring no high-frequency clocks, for obtaining a pixel formation end timing signal from the digital input signal, and a unit for obtaining a pixel formation interval signal from the pixel formation start and end timing signals.

REFERENCES:
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patent: 4384297 (1983-05-01), Ohara et al.
patent: 4506301 (1985-03-01), Kingsley et al.
patent: 4626923 (1986-12-01), Yoshida
patent: 4691211 (1987-09-01), Brownstein
patent: 4800442 (1989-01-01), Riseman et al.
patent: 4847695 (1989-07-01), Arai
patent: 4951159 (1990-08-01), Van Beck
patent: 5029227 (1991-07-01), Kawamura
patent: 5109283 (1992-04-01), Carley
patent: 5191444 (1993-03-01), Harada et al.

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