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:
Sep. 23, 2008
Filed:
Dec. 14, 2004
Sin Kyun Park, Gumi-si, KR;
Kang Ju Lee, Gyeongsan-si, KR;
Sin Kyun Park, Gumi-si, KR;
Kang Ju Lee, Gyeongsan-si, KR;
LG Display Co., Ltd., Seoul, KR;
Abstract
A lamp driving device for driving a plurality of lamps in a liquid crystal display device and a liquid crystal display device using a lamp driving device are provided. The lamp driving device includes an inverter substrate, a plurality of transformers on the inverter substrate to supply a high voltage AC waveform to each of the lamps; and a plurality of pattern capacitors on the inverter substrate to limit the electric current supplied to each of the lamps. The patterns capacitors have a plurality of capacitor patterns on a front surface of the inverter substrate with a designated distance therebetween and a first ground line on a rear surface of the inverter substrate overlapping the capacitor patterns.