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:
May. 31, 2011
Filed:
Jan. 19, 2011
Masafumi Nagaoka, Chiba, JP;
Takayuki Ota, Oamishirasato, JP;
Kazuyoshi Tanaka, Mobara, JP;
Akio Tezuka, Mobara, JP;
Masafumi Nagaoka, Chiba, JP;
Takayuki Ota, Oamishirasato, JP;
Kazuyoshi Tanaka, Mobara, JP;
Akio Tezuka, Mobara, JP;
Hitachi Displays, Ltd., Chiba, JP;
Abstract
A liquid crystal display device includes a liquid crystal display panel and a backlight disposed at the back of the liquid crystal display panel. The backlight includes a frame, a light source, a reflective sheet, and a heat dissipating plate formed in a rectangular shape and housing the light source, the reflective sheet, and the heat dissipating plate. The heat dissipating plate is disposed between the reflective sheet and a bottom surface of the frame and includes a first portion and a second portion facing the first portion, and has a plurality of first openings at the first portion and at least one second opening at the second portion. The plurality of first openings are formed along the first portion, and each of the first openings has a first edge and a first fin formed at a part of the first edge.