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:

Jan. 31, 2024
Applicant:

Qualcomm Incorporated, San Diego, CA (US);

Inventors:

Ramkumar Sivakumar, San Diego, CA (US);

Dongyang Tang, San Diego, CA (US);

Sherif Galal, Irvine, CA (US);

Assignee:

QUALCOMM INCORPORATED, San Diego, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02H 9/02 (2006.01);
U.S. Cl.
CPC ...
H02H 9/025 (2013.01);
Abstract

In one implementation, an apparatus, such as an ESD protection circuit, is disclosed. The apparatus can include a filter coupled between a local supply voltage rail to a supply voltage rail. A switch circuit can be connected in parallel with the filter. The apparatus can include a clamp configured to 1) provide a first ESD shunt path from an input line to the local supply voltage rail and 2) provide a second ESD shunt path from the input line to a lower voltage rail. A second clamp can be configured to provide a third ESD shunt path from the local supply voltage rail to the lower voltage rail. The switch circuit can be configured to close a switch to bypass the filter.


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