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 9413310 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 09, 2016

Filed:

Nov. 09, 2006
Applicants:

Kuo-chan Huang, Hsinhua, TW;

Chih-haur Huang, Hsinhua, TW;

Inventors:

Kuo-Chan Huang, Hsinhua, TW;

Chih-Haur Huang, Hsinhua, TW;

Assignee:

HIMAX TECHNOLOGIES LIMITED, Tainan County, TW;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03F 3/217 (2006.01);
U.S. Cl.
CPC ...
H03F 3/217 (2013.01); G09G 2310/0275 (2013.01); G09G 2320/0252 (2013.01); G09G 2330/021 (2013.01); G09G 2330/028 (2013.01); H03F 2200/78 (2013.01);
Abstract

A buffer circuit applied to a source driver output stage circuit includes a buffer and a D-class amplifier. The buffer is coupled to an input voltage for accordingly outputting an output voltage. The D-class amplifier includes a comparator and a switch device. The comparator is for comparing the input voltage and the output voltage and accordingly outputting a comparison signal. The switch device is coupled to an operational voltage for adjusting the output voltage according to the comparison signal.


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Huang, Kuo-Chan. (2016). Source driver output stage circuit, buffer circuit and voltage adjusting method thereof (U.S. Patent No. 9413310). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9413310

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