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. 30, 2026

Filed:

Jul. 15, 2024
Applicant:

Advanced Micro Devices, Inc., Santa Clara, CA (US);

Inventors:

Rajesh Mangalore Anand, Bangalore, IN;

Aniket Bharat Waghide, Bangalore, IN;

Dhruvin Devangbhai Shah, Ahmedabad, IN;

Shajo Mathew Vettathu, Pin, IN;

Shreevatsa M, Bangalore, IN;

Jagadeesh Anathahalli Singrigowda, Bangalore, IN;

Girish A S, Bangalore, IN;

Assignee:

Advanced Micro Devices, Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 17/00 (2006.01); H03K 3/013 (2006.01); H03K 3/037 (2006.01); H03K 17/687 (2006.01); H03K 19/0175 (2006.01);
U.S. Cl.
CPC ...
H03K 3/013 (2013.01); H03K 3/037 (2013.01); H03K 17/6872 (2013.01); H03K 19/017509 (2013.01);
Abstract

A glitch removal circuit is configured to receive a first voltage and a detection signal indicating the status of a second voltage that is lower than the first voltage. The glitch removal circuit outputs a missing low-voltage signal when the first voltage is present and the second voltage is absent. The glitch removal circuit may be incorporated into a power check circuit of a power supply independent sequence system, such as by modifying one or more power ok signals that are sent to an input/output circuit of the system. The input/output circuit may include a power mux circuit coupled to a selection signal generated by the power check circuit. The power mux circuit may be configured to output an intermediate voltage between the first voltage and a reference ground voltage generated from the first voltage of the second voltage according to the selection signal.


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