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.

Date of Patent:
Sep. 20, 2016

Filed:

Jun. 25, 2015
Applicant:

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

Inventors:

Sang Kug Han, Goyang-si, KR;

Ki Sul Cho, Gumi-si, KR;

Choon Ho Park, Paju-si, KR;

Jin Ho Choi, Paju-si, KR;

Kuk Hwan Kim, Seoul, KR;

Soo Hong Kim, Goyang-si, KR;

Eun Ji Ham, Incheon, KR;

Byoung Cheol Song, Jeongeup-si, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 29/04 (2006.01); G09G 3/36 (2006.01); H01L 29/786 (2006.01); H01L 29/06 (2006.01); H01L 29/423 (2006.01);
U.S. Cl.
CPC ...
H01L 29/78696 (2013.01); H01L 29/0692 (2013.01); H01L 29/42384 (2013.01); H01L 29/78609 (2013.01); H01L 29/78645 (2013.01); H01L 29/78648 (2013.01);
Abstract

Disclosed is a thin film transistor (TFT) of a display apparatus which reduces a leakage current caused by a hump and decreases screen defects. The TFT includes an active layer and a first gate electrode with a gate insulator therebetween, and a source electrode and a drain electrode respectively disposed at both ends of the active layer. The gate electrode branches as a plurality of lines and overlaps the active layer. The active layer includes one or more channel areas between the source electrode and the drain electrode, one or more dummy areas, and a plurality of link areas between the one or more channel areas to connect the one or more channel areas in one pattern. A length of each of the one or more dummy areas extends from an edge of a corresponding channel area.


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