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:
Mar. 10, 2026

Filed:

Apr. 10, 2024
Applicant:

Qualcomm Incorporated, San Diego, CA (US);

Inventors:

Xiaohua Kong, San Diego, CA (US);

Julian Puscar, Holly Springs, NC (US);

Assignee:

QUALCOMM INCORPORATED, San Diego, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 5/13 (2014.01); H03K 5/00 (2006.01);
U.S. Cl.
CPC ...
H03K 5/13 (2013.01); H03K 2005/00286 (2013.01);
Abstract

A method for identifying margins in an eye opening includes capturing first data from a data signal based on edges in a data clock signal, capturing second data from the data signal responsive to edges in a phase shifted version of the data clock signal, iteratively increasing phase difference between the phase shifted version of the data clock signal and the data clock signal when the first data initially matches the second data until the first data differs from the second data, iteratively decreasing the phase difference between the phase shifted version of the data clock signal and the data clock signal when the first data initially differs from the second data until the first data matches the second data, and determining the margin of the eye opening when the first data begins to match the second data or when the first data begins to differ from the second data.


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Kong, Xiaohua. (2026). Dynamic eye opening monitor (U.S. Patent No. 12574020). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12574020

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