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. 19, 2026

Filed:

Oct. 07, 2024
Applicant:

Darwin Precisions Corporation, Hsinchu County, TW;

Inventor:

Wen-Huan Lin, Hsinchu County, TW;

Assignee:

Darwin Precisions Corporation, Hsinchu County, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 8/00 (2006.01);
U.S. Cl.
CPC ...
G02B 6/0031 (2013.01); G02B 6/005 (2013.01); G02B 6/0068 (2013.01);
Abstract

A backlight module is disclosed, which includes a light source, a light guide plate, an optical film layer and a light guide device. The light guide plate has a light incident edge and a first side. The light incident edge is configured towards the light source and receives light from the light source. The first side extends along the direction transverse to the light incident edge from one end of the light incident edge. The optical film layer is disposed on the light guide plate. The light guide device is disposed to extend along the first side, and the light guide device has a first portion and a second portion. The first portion faces towards the light source and receives light from the light source. The second portion corresponds to the distant end of the first side that is opposite to the light incident edge and located on the surface of the light guide device opposite to the first portion. The light guide device at least guides the light incident from the light source to the second portion and the light is emitted and reaches the distant end of the first side.


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