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:
Apr. 19, 2005
Filed:
Aug. 27, 2003
Bryan Comeau, Atkinson, NH (US);
Philip A. Rombult, Boxford, MA (US);
Jeffrey Knox, Lynnfield, MA (US);
Bryan Comeau, Atkinson, NH (US);
Philip A. Rombult, Boxford, MA (US);
Jeffrey Knox, Lynnfield, MA (US);
Agfa Corporation, Wilmington, MA (US);
Abstract
A modulation quality detection system is disclosed for determining the modulation quality of an illumination modulator in an imaging system. The modulation quality detection system includes a modulator adjustment unit for providing a test pattern on the illumination modulator, a detector for receiving a modulated illumination field from the illumination modulator, a sampling unit for determining at least three sample values (A, B and C) for each of three areas of the modulated illumination field respectively, and an evaluation unit for determining whether the valueis greater than a threshold value.