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. 10, 2001
Filed:
Dec. 12, 1997
Applicant:
Inventors:
Georg Goertler, Baiersdorf, DE;
Guenter Schnur, Hemhofen, DE;
Assignee:
Siemens Aktiengesellschaft, Munich, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 9/40 ;
U.S. Cl.
CPC ...
G06F 9/40 ;
Abstract
In an image acquisition method in which there is a sensitivity characteristic over the image space that is non-uniform but that changes only slowly, this characteristic is determined according to the steps of, in the original image, intensity changes are limited to a predetermined maximum value, a low-pass filtering is applied to the auxiliary image acquired in this way, and the sensitivity characteristic of the image acquisition method over the image space is acquired from the low-pass-filtered auxiliary image.