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. 06, 2016

Filed:

Apr. 25, 2014
Applicant:

Samsung Display Co., Ltd., Yongin, Gyeonggi-Do, KR;

Inventors:

Bon-Yong Koo, Cheonan-si, KR;

Dong Yeon Son, Asan-si, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G 3/36 (2006.01);
U.S. Cl.
CPC ...
G09G 3/3648 (2013.01); G09G 3/3677 (2013.01); G09G 2300/0408 (2013.01); G09G 2310/0286 (2013.01);
Abstract

The output stage of a monolithically integrated gate lines driver circuit of a display device has a capacitor boosted, source-follower configuration in which a relatively large area transistor (Tr) receives drive power at its drain from a clock signal providing rail (CK), a source of the transistor drives a respective gate line and a relatively large area boost capacitor (C) connects to gate and the source of the transistor. In order to reduce consumption of substrate area, the relatively large area boost capacitor is laid out to overlap the transistor while a relatively thick first insulating layer of relatively low dielectric constant positioned between the transistor and the overlying boost capacitor.


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