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:
Oct. 07, 2008
Filed:
Jun. 29, 2005
Applicants:
IN Ho Ahn, Taegu-kwangyokshi, KR;
Jae Kyung Kang, Kumi-shi, KR;
Jin Woo Hong, Kumi-shi, KR;
Inventors:
Assignee:
LG Display Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B 37/00 (2006.01); H05B 41/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
A backlight unit includes a plurality of fluorescent lamps driven by one inverter in a manner to prevent wave noise. A first common electrode line connects respective first ends of the odd numbered fluorescent lamps in common. A second common electrode line connects respective first ends of the even numbered fluorescent lamps in common. A third common electrode line connects the second ends of the odd and even numbered fluorescent lamps in common. Voltages having opposite phases are respectively applied to the first common electrode line and the second common electrode line.