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:
May. 31, 1994
Filed:
Oct. 25, 1991
Katsumi Yamamura, Yokohama, JP;
Hideyuki Hanaoka, Kawasaki, JP;
Matsushita Graphic Communication Systems, Inc., Tokyo, JP;
Abstract
An image reducing apparatus includes a black-pixel counting section for counting a number of black pixels in an N.times.M-pixel area in an original image represented by white and black levels, where N and M denote predetermined integers equal to or greater than 2; a pattern comparing section for comparing a pixel pattern in the N.times.M-pixel area and an area surrounding the N.times.M-pixel area with predetermined reference patterns; and a level determining section for determining a level of a pixel in a reduction-resultant image in accordance with the black-pixel number counted by the black-pixel counting section and with a result of the pattern comparison by the pattern comparing section, the reduction-resultant image pixel corresponding to the N.times.M-pixel area in the original image.