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:
May. 05, 2026

Filed:

Aug. 09, 2024
Applicant:

Microchip Technology Incorporated, Chandler, AZ (US);

Inventor:

Stefan Weiers, Heidelberg, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 3/017 (2006.01); G01R 31/11 (2006.01);
U.S. Cl.
CPC ...
H03K 3/017 (2013.01); G01R 31/11 (2013.01);
Abstract

A system and method for time domain reflectometry (TDR) using fine edge placement pulse width modulation (PWM) is disclosed. The system may include a first pulse width modulation (PWM) circuit. The first PWM circuit may be to generate an excitation pulse and output the excitation pulse to a node of a transmission medium. The system may also include a second PWM circuit. The second PWM circuit may be to generate a sampling pulse and output the sampling pulse a sampling circuit to cause to the sampling circuit to record a signal. The sampling pulse may be offset from the excitation pulse by a time interval. The signal may be indicative of a reflection of the excitation pulse at the node of the transmission medium.


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