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.
Patent No.:
Date of Patent:
Feb. 25, 2014
Filed:
Dec. 21, 2011
Yoshifumi Sekiguchi, Ibaraki, JP;
Naoki Sato, Chiba, JP;
Naoki Iwasaki, Chiba, JP;
Takaaki Kitada, Chiba, JP;
Yoshifumi Sekiguchi, Ibaraki, JP;
Naoki Sato, Chiba, JP;
Naoki Iwasaki, Chiba, JP;
Takaaki Kitada, Chiba, JP;
Panasonic Liquid Crystal Display Co., Ltd., Osaka, JP;
Abstract
Provided is a liquid crystal display device () with increased light use efficiency and thin frame on the side on which the light emitting diode is disposed, including: a liquid crystal panel (); a backlight unit () including a light guide plate () and light emitting diodes being disposed side by side in a longitudinal direction of an incident surface; an intermediate frame (), which includes a plurality of protruding portions that protrude to an exiting surface side of the light guide plate (); and an end portion reflection sheet (), which is disposed on an exiting surface side of the intermediate frame () and adjacent to the plurality of protruding portions, extends in an array direction of the light emitting diodes, and includes tongue-shaped portions each extending between adjacent ones of the plurality of protruding portions.