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:
Mar. 04, 2014
Filed:
Apr. 11, 2008
Applicants:
Lingli Wang, Bad Kreuznach, DE;
Dirk Kornelis Gerhardus DE Boer, Eindhoven, NL;
Inventors:
Lingli Wang, Bad Kreuznach, DE;
Dirk Kornelis Gerhardus De Boer, Eindhoven, NL;
Assignee:
Koninklijke Philips N.V., Eindhoven, NL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F 1/1335 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a light output device () comprising a plurality of light source units () arranged in a laminated glass structure. The light output device is characterized by a plurality of switchable liquid crystal-based () devices arranged to alter the beam shapes of light emitted by the light source units when in a beam shape altering mode. The present invention also relates to a method for controlling a light output device.