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:
Feb. 21, 2017
Filed:
Aug. 23, 2013
Applicant:
Ecole Polytechnique Federale DE Lausanne, Lausanne, CH;
Inventors:
Mark Pauly, Lausanne, CH;
Thomas Kiser, Zurich, CH;
Assignee:
ECOLE POLYTECHNIQUE FEDERALE DE LAUSANNE, Lausanne, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 5/02 (2006.01); G06T 17/20 (2006.01); G02B 5/10 (2006.01); G02B 27/00 (2006.01); G02B 27/09 (2006.01);
U.S. Cl.
CPC ...
G09G 5/02 (2013.01); G02B 5/10 (2013.01); G02B 27/0012 (2013.01); G02B 27/0927 (2013.01); G06T 17/20 (2013.01);
Abstract
A method and apparatus for producing a reflective or refractive surface that reflects or refracts light shined thereon and reproduces on a screen a desired greyscale intensity image on which the reflective or refractive surface is based and a corresponding apparatus, wherein the method permits a reproduction of a reference grayscale image with adjustable precision.