Image processing apparatus adaptable for use at variable resolut

Details Image processing apparatus adaptable for use at variable resolut Image processing apparatus adaptable for use at variable resolut

1990-10-18

1994-03-15

Wysocki, Jonathan

Facsimile and static presentation processing

Facsimile

Recording apparatus

H04N 100

Patent

active

052949966

ABSTRACT:
An image processing apparatus suitable for use in a laser beam printer includes an input circuit for inputting image data, and a processing circuit for processing the image data input via the input circuit. The processing circuit includes a converter for converting resolution of the image data, and for outputting converted image data. The processing circuit further includes a pulse-width-modulated signal generating circuit for generating a pulse-width-modulated signal in accordance with a pattern of the image data.

REFERENCES:
patent: 4361394 (1982-11-01), Sakai et al.
patent: 4387983 (1983-06-01), Masegi
patent: 4476474 (1984-10-01), Kitamura
patent: 4517579 (1985-05-01), Kitamura
patent: 4819066 (1989-04-01), Miyagi
patent: 4878068 (1989-10-01), Suzuki
patent: 4905023 (1990-02-01), Suzuki
patent: 4958238 (1990-09-01), Katayama et al.

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