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:
Aug. 31, 2010

Filed:

Aug. 18, 2008
Applicants:

Chua-chin Wang, Kaohsiung, TW;

Wei-chih Chang, Kaohsiung, TW;

Tzung-je Lee, Kaohsiung, TW;

Kuo-chan Huang, Tainan County, TW;

Tie-yan Chang, Tainan County, TW;

Inventors:

Chua-Chin Wang, Kaohsiung, TW;

Wei-Chih Chang, Kaohsiung, TW;

Tzung-Je Lee, Kaohsiung, TW;

Kuo-Chan Huang, Tainan County, TW;

Tie-Yan Chang, Tainan County, TW;

Assignees:

National Sun Yat-Sen University, Kaohsiung, TW;

Himax Technologies Limited, Sinshih Township, Tainan County, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 19/0175 (2006.01);
U.S. Cl.
CPC ...
Abstract

An output buffer circuit is provided. The output buffer circuit receives a control signal (OE) and a data signal (Dout) from a first core circuit () and operates in a transmitting mode according to the control signal. The output buffer circuit converts the data signal into an output signal at a first voltage level or a ground voltage level according to the data signal logic level and a supply voltage (VDDIO). The supply voltage is adjusted to pull up or pull down the first voltage level of the output signal.


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