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. 09, 2021

Filed:

Jul. 06, 2020
Applicant:

Western Digital Technologies, Inc., San Jose, CA (US);

Inventors:

Viacheslav Dubeyko, San Jose, CA (US);

Chao Sun, San Jose, CA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/08 (2016.01); G06F 3/06 (2006.01); G06F 12/10 (2016.01); G06F 12/0802 (2016.01);
U.S. Cl.
CPC ...
G06F 12/0802 (2013.01); G06F 3/0616 (2013.01); G06F 3/0625 (2013.01); G06F 3/0653 (2013.01); G06F 3/0659 (2013.01); G06F 12/10 (2013.01); G06F 2212/1024 (2013.01);
Abstract

A device includes a Storage Class Memory (SCM) and a secondary memory with at least one of a greater read or write latency than the SCM. At least a portion of the SCM is provided as an address space of a processor. An SCM smallest writable unit for writing data in the SCM is smaller than a secondary memory smallest writable unit for writing data in the secondary memory. An operation instruction is received from the processor to perform an operation on data stored in the secondary memory. The data is loaded from the secondary memory into the SCM for performance of the operation.


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