Typewriting machines – Typing by other than type-face or type-die – Thermal
Patent
1994-05-23
1996-07-09
Yan, Ren
Typewriting machines
Typing by other than type-face or type-die
Thermal
40012001, 347183, B41J 236
Patent
active
055338160
ABSTRACT:
In a thermal recording method of recording an image on a recording medium and a thermal recording apparatus using this thermal recording method, image data is divided into blocks in units of a plurality of bits to convert the blocks into recording head drive data, and a pulse width of a strobe signal corresponding to each bit of the converted drive data and a count of drive data arrays applied to a head are controlled to perform halftone image recording.
REFERENCES:
patent: 4510507 (1985-04-01), Ishikawa
patent: 4686579 (1987-08-01), Sakamoto
patent: 4701808 (1987-10-01), Nagashima
patent: 4806949 (1989-02-01), Onuma et al.
patent: 4806950 (1989-02-01), Sekine
patent: 4951152 (1990-08-01), Suzuki
Ikeda Keiichi
Mizoguchi Yoshiyuki
Canon Kabushiki Kaisha
Kelley Steven S.
Yan Ren
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