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:
Apr. 05, 2022

Filed:

May. 17, 2018
Applicant:

Lms Co., Ltd., Pyeongtaek-si, KR;

Inventors:

Ju Hyuk Yim, Suwon-si, KR;

Se Jin Oh, Hwaseong-si, KR;

Young Il Kim, Seongnam-si, KR;

Jee Hong Min, Seongnam-si, KR;

Byeong Cheol Kim, Osan-si, KR;

Ji Yeon Hong, Yongin-si, KR;

Ha Young Jang, Osan-si, KR;

Assignee:

LMS CO., LTD., Pyeongtaek-si, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F 1/13357 (2006.01); F21V 8/00 (2006.01); G02F 1/1335 (2006.01);
U.S. Cl.
CPC ...
G02F 1/133605 (2013.01); G02B 6/005 (2013.01); G02B 6/0051 (2013.01); G02B 6/0055 (2013.01); G02B 6/0076 (2013.01); G02B 6/0088 (2013.01); G02B 6/0091 (2013.01); G02F 1/133512 (2013.01); G02F 1/133615 (2013.01);
Abstract

The present invention provides a backlight module comprising a light emitting unit including a light source and a light guide plate transmitting light from the light source; a light guide unit accumulatively placed on the top of the light emitting unit and transmitting the light to the upper part of the light guide unit; a mold frame containing the light emitting unit and the light guide unit and having a space between the side of the light guide unit and the mold frame; and a shielding portion formed at the side of the light guide unit to prevent light leakage transmitting from the side of the light guide unit to the outside of the light guide unit.


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