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:
Jul. 26, 1994
Filed:
Aug. 27, 1991
Applicant:
Inventors:
Daniel Seidner, Herzliya, IL;
Dan Eylon, Tel Aviv, IL;
Assignee:
Scitex Corporation, Ltd., Herzliya, IL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N / ;
U.S. Cl.
CPC ...
358456 ; 358443 ; 358455 ; 358457 ; 358536 ; 358534 ; 358528 ; 382 54 ; 382 47 ;
Abstract
Apparatus and method for descreening and for performing resolution changes on a half-tone image in order to produce a continuous tone image. The apparatus includes filter apparatus for removing screen information from the half-tone image including a plurality of different filters each providing interpolation and screen removal functions and a controller for selecting per pixel of the continuous tone image and as a function of desired resolution changes, one of the filters for operation on a neighborhood of the pixel.