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:
Jun. 23, 2020

Filed:

Sep. 12, 2018
Applicant:

Stmicroelectronics Asia Pacific Pte Ltd, Singapore, SG;

Inventor:

Beng-Heng Goh, Singapore, SG;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/00 (2006.01); G06F 1/10 (2006.01); H03K 3/00 (2006.01); H03K 5/00 (2006.01); H03K 19/20 (2006.01); G01R 31/3177 (2006.01); H03K 5/133 (2014.01);
U.S. Cl.
CPC ...
G01R 31/3177 (2013.01); G06F 1/10 (2013.01); H03K 5/133 (2013.01); H03K 19/20 (2013.01); H03K 2005/00019 (2013.01);
Abstract

A glitch detector includes an input flip-flop clocked by a clock signal and having a non-inverting data output, an inverting data output, and a data input receiving input from the inverting data output, the input flip-flop generating a divided version of the clock signal at the non-inverting data output. A configurable delay chain receives the divided version of the clock signal and generates a delayed version of the divided version of the clock signal as a delay output. An intermediate flip-flop clocked by the clock signal has a data input receiving the delay output, the intermediate flip-flop generating an intermediate output as a function of the delay output. A logic circuit receives the divided version of the clock signal and the intermediate output, and generates a glitch detect signal by performing a logical operation on the divided version of the clock signal and the intermediate output.


Find Patent Forward Citations

Goh, Beng-Heng. (2020). Adaptive glitch detector for system on a chip (U.S. Patent No. 10690721). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10690721

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