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:
May. 12, 2009
Filed:
Oct. 31, 2005
Jeong-yeol Lee, Suwon-si, KR;
Joon-young Park, Suwon-si, KR;
Jae-jung Kim, Suwon-si, KR;
Kyoung-wook Min, Suwon-si, KR;
Jeong-Yeol Lee, Suwon-si, KR;
Joon-Young Park, Suwon-si, KR;
Jae-Jung Kim, Suwon-si, KR;
Kyoung-Wook Min, Suwon-si, KR;
Samsung Mobile Display Co., Ltd., Yongin, Gyunggi-Do, KR;
Abstract
An organic electroluminescent display device (OELD) that prevents particles from creating blind spots by forming a recess or a groove in the surface of an insulating layer that covers edges of a pixel electrode. The OELD includes a lower electrode arranged on a substrate, an insulating layer arranged on the substrate, the insulating layer having an aperture adapted to expose a portion of the lower electrode, an organic layer arranged on the exposed portion of the lower electrode, and an upper electrode arranged on the substrate, wherein the insulating layer includes a recess and/or a groove in its surface.