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:
Jun. 13, 2017
Filed:
Mar. 31, 2014
Applicant:
Fastlite, Valbonne, FR;
Inventors:
Pierre Tournois, Cagnes sur Mer, FR;
Nicolas Forget, Orsay, FR;
Assignee:
FASTLITE, Valbonne, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F 1/035 (2006.01); G02F 1/13 (2006.01); G02F 1/01 (2006.01); G02F 1/135 (2006.01); G02B 6/10 (2006.01); G02B 21/00 (2006.01); H01S 3/00 (2006.01);
U.S. Cl.
CPC ...
G02F 1/1326 (2013.01); G02B 6/105 (2013.01); G02B 21/0084 (2013.01); G02F 1/0126 (2013.01); G02F 1/135 (2013.01); H01S 3/0057 (2013.01); G02F 2203/26 (2013.01);
Abstract
A device for the temporal shaping of the amplitude and phase of ultrashort pulses, includes: —a birefringent waveguideof main axis Δ consisting of a nematic liquid crystallocated between a photoconductive materialand a substrate, —two transparent electrodes, one of whichis located between the nematic liquid crystaland the substrate, and the othersuch that the photoconductive materialis located between the other electrodeand the nematic liquid crystal, and —projection opticsfor projecting a programmable optical maskonto the photoconductive material