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. 13, 2010

Filed:

Dec. 28, 2006
Applicants:

Kyoung-sik Im, Yongin-si, KR;

Han-gu Kim, Seongnam-si, KR;

Jae-hyok Ko, Suwon-si, KR;

Il-hun Son, Seoul, KR;

Suk-jin Kim, Seoul, KR;

Inventors:

Kyoung-Sik Im, Yongin-si, KR;

Han-Gu Kim, Seongnam-si, KR;

Jae-Hyok Ko, Suwon-si, KR;

Il-Hun Son, Seoul, KR;

Suk-Jin Kim, Seoul, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02H 3/22 (2006.01);
U.S. Cl.
CPC ...
Abstract

A clamping circuit is provided, which may clamp a voltage at a node of a circuit to a stable level by using a transistor already included in the circuit. The clamping circuit may clamp a voltage at a first node of a circuit inside a semiconductor chip to a more stable level when electro-static discharge (ESD) occurs. The clamping circuit may include a transistor and a capacitive element to store a control voltage to turn on the transistor in response to ESD.


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Im, Kyoung-Sik. (2010). Voltage clamping circuits using mos transistors and semiconductor chips having the same and methods of clamping voltages (U.S. Patent No. 7697249). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7697249

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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