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:
Jan. 01, 2013
Filed:
Jun. 25, 2008
Min-jong Bae, Yongin-si, KR;
Yong-chul Kim, Yongin-si, KR;
Deuk-seok Chung, Yongin-si, KR;
Ho-suk Kang, Yongin-si, KR;
Min-jong Bae, Yongin-si, KR;
Yong-Chul Kim, Yongin-si, KR;
Deuk-seok Chung, Yongin-si, KR;
Ho-Suk Kang, Yongin-si, KR;
Samsung SDI Co., Ltd., Gongse-dong, Giheung-gu, Yongin-si, Gyeonggi-do, KR;
Abstract
A backlight unit that can perform local dimming, and has a structure for preventing light leakage and a cooling structure, and an image display apparatus employing the backlight unit. The backlight unit includes a light emitting arrangement adapted to radiate light and a plurality of light shielding guides adapted to divide the light emitting arrangement into a plurality of unit blocks, the unit blocks being adapted to provide local dimming, the light shielding guides being further adapted to prevent light from traveling from one of said unit blocks to another of said unit blocks.