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:
Apr. 12, 2011
Filed:
Dec. 12, 2007
Jae Bum Kim, Daegu, KR;
Jae Kyung Kang, Gyeonngi-do, KR;
Sung Keun Lee, Gyeonggi-do, KR;
Jae Jin Kim, Gyeongbuk, KR;
Hyung Dong Kim, Daegu, KR;
Sang Dae Lee, Gyeonggi-do, KR;
Jae Bum Kim, Daegu, KR;
Jae Kyung Kang, Gyeonngi-do, KR;
Sung Keun Lee, Gyeonggi-do, KR;
Jae Jin Kim, Gyeongbuk, KR;
Hyung Dong Kim, Daegu, KR;
Sang Dae Lee, Gyeonggi-do, KR;
LG Display Co., Ltd., Seoul, KR;
Abstract
A liquid crystal display device may include a backlight unit for providing light for the display. A backlight unit may include light modules. The light modules include colored LEDs surrounded by a first lens for refracting the light from the LEDs. A second lens surrounds the first lens for further refraction of the light to improve brightness and the uniformity of the light.