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. 23, 2010
Filed:
Oct. 30, 2006
Seung-hyun Son, Suwon-si, KR;
Hyoung-bin Park, Suwon-si, KR;
Seung-Hyun Son, Suwon-si, KR;
Hyoung-Bin Park, Suwon-si, KR;
Samsung SDI Co., Ltd., Suwon-Si, Yeongtong-Gu, KR;
Abstract
Provided is a display apparatus that improves luminous efficiency and reduces a driving voltage. The display apparatus includes: a first electrode and a second electrode separated from each other; an electron accelerating layer interposed between the first and second electrodes and accelerating and emitting electrons when a voltage is applied between the first and second electrodes; and a light emitting layer interposed between the second electrode and the electron accelerating layer and producing visible rays by the electrons emitted from the electron accelerating layer.