Image forming method and apparatus

Details Image forming method and apparatus Image forming method and apparatus

1995-11-01

1998-10-27

Wong, Peter S.

Incremental printing of symbolic information

Electric marking apparatus or processes

Electrostatic

347274, 347251, 358518, B41J 239, B41J 2395, H04N 5262, H04N 964

Patent

active

058283978

ABSTRACT:
A tone image processing apparatus comprises a setting device and a generating device. The setting device sets a plurality of tone levels in accordance with image density of an original. For reproduction an image of the original, the generating device generates a plurality of density values corresponds to the tone levels. The difference between one density value and next density value is increased over all the tone levels as the tone level becomes higher.

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patent: 5574563 (1996-11-01), Hayashi et al.
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