The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 29, 1990

Filed:

Jan. 27, 1989
Applicant:
Inventors:

Tetsuo Kimoto, Hachioji, JP;

Yoshinori Abe, Hachioji, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B / ;
U.S. Cl.
CPC ...
355 38 ; 358 80 ; 358457 ;
Abstract

According to a method and apparatus for processing an image, density data representing a density of each pixel of original image data and color data representing a color of each pixel are generated. The density and color data are generated as parallel data. A write mode of a memory is set. A memory content is repeated updated in correspondence with the density data and the color data. A read mode of the memory is set. A memory content corresponding to one of the color data is externally read out. Threshold values are set in units of color data on the basis of the memory content read out from the memory. Recording density data having a smaller number of bits is formed by the set threshold values on the basis of the density data. Recording is performed on the basis of the formed recording density data.


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