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. 01, 2006

Filed:

May. 22, 2003
Applicants:

Chan-yong Kim, Kyunggi-do, KR;

Sang-joo Jun, Yongin-shi, KR;

Eui-seung Kim, Yongin-shi, KR;

Inventors:

Chan-Yong Kim, Kyunggi-do, KR;

Sang-Joo Jun, Yongin-shi, KR;

Eui-Seung Kim, Yongin-shi, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/28 (2006.01);
U.S. Cl.
CPC ...
Abstract

A voltage-glitch detection circuit includes a voltage comparator having two input terminals with different capacitance resistance charge/discharge time. Voltage dividers are coupled to the two input terminals of the voltage comparator respectively, and commonly receive a supply voltage. One of the voltage dividers is supplied to the voltage comparator as a reference voltage of the voltage comparator, and the other is supplied as a glitch detection voltage to the voltage comparator.


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Kim, Chan-Yong. (2006). Voltage-glitch detection device and method for securing integrated circuit device from voltage glitch attack (U.S. Patent No. 7085979). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7085979

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