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:
Nov. 01, 2005
Filed:
May. 14, 2002
Applicants:
Andreas Koch, Grenoble, FR;
Michel Codron, Voreppe, FR;
Paul DE Groot, St Ismier, FR;
Inventors:
Assignee:
Thales, Neuilly sur Seine, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J031/50 ;
U.S. Cl.
CPC ...
Abstract
The invention relates to the correction of distortion in an image intensifier comprising a primary screen intended for receiving first radiation and a secondary screen that emits second radiation that depends on the first radiation. The image intensifier furthermore includes means for projecting, onto the primary screen, a location test pattern produced using third radiation, and the secondary screen emits an image that depends on the location test pattern.