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:
Sep. 01, 2015

Filed:

Jan. 19, 2015
Applicant:

Seagate Technology Llc, Cupertino, CA (US);

Inventors:

Ryan James Goss, Prior Lake, MN (US);

David Scott Seekins, Shakopee, MN (US);

Mark Allen Gaertner, Vadnais Heights, MN (US);

Assignee:

Seagate Technology LLC, Cupertino, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/00 (2006.01); G06F 12/02 (2006.01);
U.S. Cl.
CPC ...
G06F 12/0261 (2013.01); G06F 12/0246 (2013.01); G06F 2212/702 (2013.01); G06F 2212/7205 (2013.01);
Abstract

Method and apparatus for managing a memory, such as but not limited to a flash memory. In accordance with some embodiments, initial state information is stored which identifies an actual state of a garbage collection unit (GCU) of a memory during a normal operational mode. During a restoration mode after a memory power cycle event, a virtualized state of the GCU is determined responsive to the initial state information and to data read from the GCU. The memory is transitioned from the restoration mode to the normal operational mode once the virtualized state for the GCU is determined.


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