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:
Feb. 16, 2021

Filed:

Mar. 28, 2019
Applicant:

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

Inventors:

Yongchan Keh, Suwon-si, KR;

Byeonghoon Park, Suwon-si, KR;

Youngkwon Yoon, Suwon-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 3/04 (2018.01); F21V 5/00 (2018.01); G02B 5/18 (2006.01); G02B 1/00 (2006.01); F21Y 115/30 (2016.01);
U.S. Cl.
CPC ...
F21V 3/04 (2013.01); F21V 5/00 (2013.01); G02B 1/002 (2013.01); G02B 5/1809 (2013.01); F21Y 2115/30 (2016.08);
Abstract

In an embodiment, a light source module may include a substrate, a light emitter comprising a light source disposed on one surface of the substrate and including an array of light emitting elements configured to emit light, a support disposed on the one surface of the substrate and accommodating at least a portion of the light emitter, and a transparent member comprising transparent material disposed over the support. The transparent member may include a pattern layer disposed on a first surface of the transparent member and configured to change a pattern of the light output from the light emitting elements, and a first meta-surface disposed on a second surface of the transparent member and including a plurality of first unit structures configured to change an angle of the light that passed through the pattern layer.


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