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:
Aug. 11, 2026

Filed:

Jul. 31, 2024
Applicant:

Nvidia Corporation, Santa Clara, CA (US);

Inventors:

Ahmad Itani, San Jose, CA (US);

Jagadeesh Sankaran, Dublin, CA (US);

Assignee:

NVIDIA Corporation, Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 13/28 (2006.01);
U.S. Cl.
CPC ...
G06F 13/28 (2013.01); G06F 2213/28 (2013.01);
Abstract

In various examples, systems and methods are disclosed that relate to linking and performing direct memory access (DMA) transfers. In one example, an accelerator can generate data associated with a descriptor that represents multiple DMA transfers associated with a plurality of DMA transfer types. The accelerator can provide the data associated with the descriptor to a device (or group of devices) involved in performing the DMA transfers as a set of linked DMA transfers. In response to receiving the data associated with the descriptor, the device(s) that receive the data associated with the descriptor can be configured to perform DMA transfers and allow for movement of the data specified by the descriptor to be moved from source memory to destination memory.


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