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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.:

US 10068929 B1

PDFFull Text
Date of Patent:
Sep. 04, 2018

Filed:

Dec. 27, 2016

Display device

Applicant:

Lg Display Co., Ltd., Seoul, KR;

Inventors:

Sungjoon Min, Gimpo-si, KR;

Chanwoo Lee, Paju-si, KR;

Seulki Kim, Seosan-si, KR;

Assignee:

LG DISPLAY CO., LTD., Seoul, KR;

Attorney:

Birch, Stewart, Kolasch & Birch, LLP

Primary Examiner:

Cuong Q Nguyen

Assistant Examiner:

Tong-Ho Kim

Int. Cl.
CPC ...
H01L 27/12 (2006.01); H01L 23/538 (2006.01); H01L 21/50 (2006.01); H01L 27/32 (2006.01); H01L 51/00 (2006.01); H01L 21/60 (2006.01);
U.S. Cl.
CPC ...
H01L 27/124 (2013.01); H01L 21/50 (2013.01); H01L 23/5385 (2013.01); H01L 23/5387 (2013.01); H01L 27/1218 (2013.01); H01L 27/1255 (2013.01); H01L 27/3265 (2013.01); H01L 27/3276 (2013.01); H01L 51/0096 (2013.01); H01L 2021/60277 (2013.01);
Abstract

A display device can include a substrate including a display area, on which an input image is displayed, and a pad part including a convex portion and a concave portion that are alternately positioned outside the display area and have a height difference between them, and a circuit element attached to the pad part and including a bump inserted into the concave portion of the pad part. The pad part can further include a lower pad electrode electrically connected to a signal line extended from the display area, a first insulating layer disposed on the lower pad electrode in the convex portion, and an upper pad electrode disposed on the first insulating layer, connected to the lower pad electrode through a first contact hole penetrating the first insulating layer and extending into at least a portion of the concave portion.

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