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:
Feb. 22, 2005
Filed:
Jun. 30, 2003
Jae Yong Park, Kyounggi-do, KR;
Joon Kyu Park, Seoul, KR;
Jae Yong Park, Kyounggi-do, KR;
Joon Kyu Park, Seoul, KR;
LG.Philips LCD Co., Ltd., Seoul, KR;
Abstract
The present invention is directed to an organic electro-luminescence device that is adaptive for improving the reliability of an electro-luminescence cell, and a method and apparatus for driving the same. An organic electro-luminescence device according to an embodiment of the present invention includes a plurality of column lines supplied with data; a plurality of row lines crossing the column lines for selecting a scan line; an electro-luminescence cell formed at each pixel area between the column lines and the row lines; and a cell drive voltage source for applying a drive voltage to the electro-luminescence cell, and wherein a cathode terminal of the electro-luminescence cell is selectively connected to a common voltage source and a ground voltage source to have a reverse bias voltage applied.