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:
Aug. 06, 2019
Filed:
Oct. 20, 2017
Applicant:
Japan Display Inc., Minato-ku, JP;
Inventor:
Shiro Sumita, Minato-ku, JP;
Assignee:
Japan Display Inc., Minato-ku, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 21/66 (2006.01); H01L 27/32 (2006.01); H01L 51/00 (2006.01); H01L 51/52 (2006.01); H01L 51/56 (2006.01);
U.S. Cl.
CPC ...
H01L 51/56 (2013.01); H01L 22/20 (2013.01); H01L 22/32 (2013.01); H01L 27/3223 (2013.01); H01L 27/3276 (2013.01); H01L 51/0031 (2013.01); H01L 22/14 (2013.01); H01L 51/5253 (2013.01);
Abstract
A display device includes: a pixel electrode formed in a display area; an organic layer formed on the pixel electrode and including a light emitting layer; a counter electrode formed on the organic layer; a sealing layer formed on the counter electrode; a drive circuit formed in a picture-frame area as an area outside the display area and controlling light emission of the light emitting layer; a first test electrode formed in the picture-frame area and electrically separated from the drive circuit; and a picture-frame insulating layer formed on the first test electrode.