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:
Oct. 01, 2002
Filed:
Jan. 24, 2000
Applicant:
Inventor:
Walter Kraft, Zürich, CH;
Assignee:
Gretag Imaging Trading AG, Wettingen, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C 5/08 ; G03C 7/18 ; G03B 2/780 ; H04N 1/46 ;
U.S. Cl.
CPC ...
G03C 5/08 ; G03C 7/18 ; G03B 2/780 ; H04N 1/46 ;
Abstract
Process for determining a mask for changing a brightness profile of a photographic copy with the following steps: photographic image data are derived from photographically recorded image information; optimized image data are obtained by correction of the photographic image data, wherein errors which were created to during the photographic recording of the image information are considered; a brightness mask, the values of which embody an influencing of the brightness profile of the photographic copy is determined based on the optimized image data.