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:
Jul. 02, 2019

Filed:

Aug. 06, 2015
Applicants:

Boe Technology Group Co., Ltd., Beijing, CN;

Boe Optical Science and Technology Co., Ltd., Suzhou, Jiangsu, CN;

Inventors:

Shanfei Xu, Beijing, CN;

Boran Zheng, Beijing, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 8/00 (2006.01); G02B 6/42 (2006.01);
U.S. Cl.
CPC ...
G02B 6/002 (2013.01); G02B 6/0051 (2013.01); G02B 6/0083 (2013.01);
Abstract

The present disclosure provides a backlight source, including: a light-guide plate, a diffuser arranged at a light-exiting side of the light-guide plate, and a light bar arranged at a light-entering side of the light-guide plate and including a light-emitting diode (LED) lamp and a flexible circuit board connected to the LED lamp. The flexible circuit board includes a base material, and a first solder mask and a second solder mask arranged at two surfaces of the base material opposite to each other. The base material includes a first region where the second solder mask is arranged and a second region where the second solder mask is not arranged. The second region is located at a side of the base material adjacent to the light-guide plate. The diffuser includes, at an end adjacent to the light bar, a connection member partially or completely covering the second region.


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