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:
Oct. 07, 2025

Filed:

Dec. 29, 2021
Applicant:

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

Inventors:

Anwar Kashem, Boxborough, MA (US);

Craig Daniel Eaton, Austin, TX (US);

Pouya Najafi Ashtiani, Munich, DE;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 29/42 (2006.01); G11C 29/12 (2006.01); G11C 29/36 (2006.01); G11C 29/44 (2006.01);
U.S. Cl.
CPC ...
G11C 29/42 (2013.01); G11C 29/1201 (2013.01); G11C 29/36 (2013.01); G11C 29/4401 (2013.01);
Abstract

Methods and systems are disclosed for training, by a sequencer of a memory interface system, an interface with DRAM. Techniques disclosed comprise scheduling a command sequence, including DRAM commands that are interleaved with one or more CSR commands; executing the scheduled command sequence, wherein the DRAM commands are sent to the DRAM through an internal datapath of the system and the CSR commands are sent to the internal datapath; and training the interface based on exchange of data, carried out by the DRAM commands, including adjustments to an operational parameter associated with the interface.


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