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:
Apr. 10, 2018

Filed:

Nov. 04, 2014
Applicant:

Shenzhen China Star Optoelectronics Technology Co., Ltd., Shenzhen, CN;

Inventors:

Jiang Zhu, Shenzhen, CN;

Yu Yeh Chen, Shenzhen, CN;

Dongsheng Guo, Shenzhen, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 5/10 (2006.01); G09G 3/36 (2006.01); G06F 3/038 (2013.01); G09G 5/00 (2006.01);
U.S. Cl.
CPC ...
G09G 3/3607 (2013.01); G09G 2310/0291 (2013.01); G09G 2310/0297 (2013.01); G09G 2320/0673 (2013.01);
Abstract

In the technical field of display, a source driver circuit and a display device according to the present disclosure, which can effectively reduce the heat generating efficiency of a gamma driver circuit cooperating with the source driver circuit, lower the temperature of the gamma driver circuit, and facilitate the integration of the gamma driver circuit with other driver circuits, are provided. The source driver circuit is in connection with several pixel gray scale reference voltages from the gamma driver circuit, and comprises several operational amplifiers, the number of which equals to that of the pixel gray scale reference voltages outputted from the gamma driver circuit, and the operational amplifiers each are connected with a corresponding pixel gray scale reference voltage.


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Zhu, Jiang. (2018). Source driver circuit and display device (U.S. Patent No. 9940882). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9940882

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