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:
Nov. 18, 2025

Filed:

Mar. 12, 2024
Applicant:

Nvidia Corporation, Santa Clara, CA (US);

Inventors:

Abhijith Kashyap, Sunnyvale, CA (US);

Virendra Kumar, Mountain View, CA (US);

Bobak Modaress-Razavi, Apex, NC (US);

Hao-Yi Wei, Fremont, CA (US);

Vipul Katyal, San Jose, CA (US);

Assignee:

NVIDIA Corporation, Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03L 7/081 (2006.01); G06F 1/08 (2006.01); G06F 1/12 (2006.01); H03K 5/14 (2014.01);
U.S. Cl.
CPC ...
H03L 7/0812 (2013.01); G06F 1/08 (2013.01); G06F 1/12 (2013.01); H03K 5/14 (2013.01);
Abstract

Techniques for improving the accuracy of delay line calibration schemes. For example, an amount of offset may be determined between one or more first portions of a first clock signal and one or more second portions of a second clock signal that is delayed relative to the first clock signal. The first portion(s) may correspond to the second portion(s) based at least on the second clock signal being delayed relative to the first clock signal. In some examples, a value may be determined based at least on the amount of offset. The value may correspond to an amount to adjust the first clock signal to reduce the amount of offset. In some examples, a delay line may then be calibrated, based at least on the second value, to adjust the first clock signal.


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