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:
Jul. 05, 2016

Filed:

Apr. 22, 2014
Applicant:

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

Inventors:

Hyong-Do Choi, Yongin-si, KR;

Yun-Nam Kim, Suwon-si, KR;

Sang-Young Lee, Hwaseong-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09F 5/00 (2006.01); G09G 3/36 (2006.01);
U.S. Cl.
CPC ...
G09G 3/3696 (2013.01); G09G 3/3611 (2013.01); G09G 2310/0291 (2013.01);
Abstract

A voltage generating circuit includes a voltage dividing part connected between a main voltage source and a ground configured to divide a main voltage into a plurality of driving voltages and output the plurality of driving voltages, a delay part connected between a driving voltage source and the ground, and configured to delay a driving voltage by a predetermined period and apply the driving voltage to an input terminal of a driver circuit, and a discharge part connected between the voltage dividing part and the delay part, and configured to discharge a voltage charged in the delay part to a ground when the driving voltage is blocked. The discharge part comprises an amplifier, an inverting input of the amplifier being connected to the driving voltage source and a non-inverting input of the amplifier being connected to an output terminal of the delay part.


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