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.
Patent No.:
Date of Patent:
Jan. 23, 2001
Filed:
Sep. 09, 1997
Kazuhiko Sato, Kawasaki, JP;
Hiroshi Oshio, Kawasaki, JP;
Shigeru Ainai, Kawasaki, JP;
Hiromitsu Horie, Kawasaki, JP;
Takao Kamata, Kawasaki, JP;
Fujitsu Limited, Kawasaki, JP;
Abstract
An image processing apparatus includes a threshold value processing circuit subjecting a correction value with respect to an input image data to a threshold value process and outputting an output image data, a subtracting circuit outputting an error signal based on a difference between the correction value and the output image data, an error filter distributing, as a distributing error data dependent on a value of a diffusion matrix, the error signal to neighborhood pixels of a target pixel within the input image data, and a correction circuit multiplying a coefficient to the input image data or the output image data.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile