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. 01, 2007
Filed:
May. 31, 2006
Il-yong Jung, Suwon-si, KR;
Tae-hee Cho, Seoul, KR;
Jong-min Wang, Seongnam-si, KR;
Jin-kyoung OH, Seoul, KR;
Il-yong Jung, Suwon-si, KR;
Tae-Hee Cho, Seoul, KR;
Jong-min Wang, Seongnam-si, KR;
Jin-kyoung Oh, Seoul, KR;
Samsung Electronics Co., Ltd., Gyeonggi-do, KR;
Abstract
A backlight system providing enhanced uniform brightness and a liquid crystal display (LCD) employing the same are provided. The backlight system includes: a light guide panel which forms a surface light source by guiding light; and a plurality of light emitting units arranged on at least one side of the light guide panel in the form of an array, wherein when the light emitting units in the array are divided into a first region, a second region and a third region and at least one of light emitting units is included in an edge of the first region and an edge of the third region, a quantity of current applied to the first region and the third region is controlled to be larger than a quantity of current applied to the second region in order to control the light guide panel to provide uniform brightness.