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.

Date of Patent:
May. 09, 2017

Filed:

Feb. 18, 2015
Applicant:

Samsung Electronics Co., Ltd., Suwon-si, KR;

Inventors:

Yong-Dok Cha, Yongin-si, KR;

Sung-tae Kim, Seoul, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B 21/20 (2006.01); G03B 21/00 (2006.01); G02B 5/30 (2006.01);
U.S. Cl.
CPC ...
G03B 21/006 (2013.01); G02B 5/3016 (2013.01); G03B 21/2033 (2013.01); G03B 21/2073 (2013.01);
Abstract

Provided is a polarization light emitting diode (LED) module including: a casing comprising an opening; a light source configured to emit light; a reflective polarizer configured to transmit first polarized light of the light emitted from the light source through the opening of the casing toward an external polarization converter, and configured to reflect second polarized light of the light emitted from the light source toward the light source; and a reflector configured to reflect light, which is reflected from the reflective polarizer and traveling toward the light source, toward the reflective polarizer, wherein the light source, the reflective polarizer and the reflector are provided inside the casing.


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