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. 20, 2016

Filed:

Feb. 25, 2015
Applicant:

Taiwan Semiconductor Manufacturing Company, Ltd., Hsinchu, TW;

Inventors:

Chan-Hong Chern, Palo Alto, CA (US);

Tsung-Ching Huang, Mountain View, CA (US);

Chih-Chang Lin, San Jose, CA (US);

Ming-Chieh Huang, San Jose, CA (US);

Fu-Lung Hsueh, Kaohsiung, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 5/13 (2014.01); H03K 17/687 (2006.01); H03K 5/1534 (2006.01); H03K 5/00 (2006.01);
U.S. Cl.
CPC ...
H03K 5/131 (2013.01); H03K 5/1534 (2013.01); H03K 17/6872 (2013.01); H03K 2005/00058 (2013.01);
Abstract

A circuit includes a first power node, an output node, a driver transistor coupled between the first power node and the output node, and a contending circuit. The driver transistor is configured to be turned on responsive to an edge of a first type of an input signal and to be turned off responsive to an edge of a second type of the input signal. The driver transistor has a source, a drain, and a gate, and the source of the driver transistor is coupled with the first power node. The contending circuit includes a control circuit configured to generate a control signal based on a signal at a gate of the driver transistor; and a contending transistor between the drain of the driver transistor and a second voltage. The contending transistor has a gate configured to receive the control signal.


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