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. 11, 2008
Filed:
Nov. 04, 2005
Applicants:
Stefan Lesschaeve, Oudernaarde, BE;
Krist Jacques Vandorpe, Beveren-Leie, BE;
Nico Coulier, Zulte, BE;
Peter Gerets, Roeselare, BE;
Inventors:
Stefan Lesschaeve, Oudernaarde, BE;
Krist Jacques Vandorpe, Beveren-Leie, BE;
Nico Coulier, Zulte, BE;
Peter Gerets, Roeselare, BE;
Assignee:
BARCO, naamloze vennootschap, Kortrijk, BE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 21/20 (2006.01); G03B 21/14 (2006.01); G02F 1/13357 (2006.01);
U.S. Cl.
CPC ...
Abstract
An improved architecture for a projector comprising a light source in the form of a lamp with a curved reflector with a distinctive focal distance for converging the light beam of the lamp; a so called cold mirror; an integration rod; a relay optics system consisting of a plurality of lenses followed by a light valve, wherein the architecture allows for the use of light sources with different focal distances.