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:
Aug. 12, 2014
Filed:
Oct. 04, 2010
Applicant:
Christophe Martinez, Grenoble, FR;
Inventor:
Christophe Martinez, Grenoble, FR;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03H 1/08 (2006.01); G02B 5/32 (2006.01); G03H 1/26 (2006.01);
U.S. Cl.
CPC ...
G03H 1/08 (2013.01); G03H 2001/0858 (2013.01); G03H 2001/0825 (2013.01); G03H 1/0841 (2013.01);
Abstract
A synthetic hologram of a first image consists of an array of coding cells each comprising light and dark portions. A second visible image is superposed to the synthetic hologram, where the light and dark portions of selected coding cells in the second visible image are inverted and have a phase modified by an offset value relative to other coding cells of the rest of the hologram.