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:
Sep. 01, 2015

Filed:

Aug. 28, 2013
Applicant:

Samsung Display Co., Ltd., Yongin, Gyeonggi-Do, KR;

Inventors:

Joon Hak Oh, Seoul, KR;

Ha-Yun Kang, Asan-si, KR;

Jong Seo Lee, Hwaseong-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 23/04 (2006.01); G02B 5/30 (2006.01); G02F 1/1333 (2006.01); G06F 3/041 (2006.01); G06F 3/043 (2006.01); F21V 7/00 (2006.01); G02F 1/1335 (2006.01); H04R 17/00 (2006.01); H04R 5/02 (2006.01);
U.S. Cl.
CPC ...
G02B 5/30 (2013.01); F21V 7/00 (2013.01); G02F 1/13338 (2013.01); G06F 3/043 (2013.01); G06F 3/0412 (2013.01); G02F 1/133605 (2013.01); G02F 1/133606 (2013.01); G02F 2001/133394 (2013.01); H04R 5/02 (2013.01); H04R 17/00 (2013.01); H04R 2499/11 (2013.01); H04R 2499/15 (2013.01);
Abstract

A display device includes: a display panel assembly; and a backlight unit. The backlight unit includes an optical sheet, a reflective sheet and a light source. One of the optical sheet and the reflective sheet includes a material which supplies a sound by receiving an electrical field.


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