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:
Dec. 25, 2018

Filed:

Feb. 28, 2017
Applicant:

Ampere Computing Llc, Santa Clara, CA (US);

Inventors:

Yan Chong, San Jose, CA (US);

Luca Ravezzi, San Francisco, CA (US);

Alfred Yeung, Fremont, CA (US);

Hamid Partovi, Menlo Park, CA (US);

Assignee:

Ampere Computing LLC, Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05F 1/56 (2006.01); G01R 19/00 (2006.01); H03L 7/00 (2006.01); H03K 5/24 (2006.01); G01R 19/165 (2006.01);
U.S. Cl.
CPC ...
G05F 1/56 (2013.01); G01R 19/16552 (2013.01); H03K 5/24 (2013.01); H03L 7/00 (2013.01);
Abstract

Various aspects provide for detecting voltage droops. For example, a system can include a voltage calibrator component and a comparator component. The voltage calibrator component can convert a first supply voltage associated with a power distribution network of an integrated circuit to a second supply voltage via a resistance ladder circuit. The comparator component can generate a comparison output signal in response to a determination that a comparison between the second supply voltage and a reference voltage satisfies a defined criterion.


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