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.
Patent No.:
Date of Patent:
Oct. 28, 2014
Filed:
Oct. 10, 2012
Applicant:
Sandisk Technologies Inc., Plano, TX (US);
Inventors:
Mark Murin, Kfar Saba, IL;
Eran Sharon, Rishon Lezion, IL;
Assignee:
SanDisk Technologies Inc., Plano, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 16/04 (2006.01); G11C 16/28 (2006.01); G11C 29/44 (2006.01); G11C 7/14 (2006.01); G11C 7/24 (2006.01); G11C 16/34 (2006.01); G06F 12/02 (2006.01);
U.S. Cl.
CPC ...
G06F 12/0246 (2013.01); G11C 16/349 (2013.01); G11C 16/3495 (2013.01); G11C 16/28 (2013.01);
Abstract
A method for managing a flash memory that includes a plurality of primary cells and a plurality of spare cells includes interrogating the flash memory to determine which spare cells have been used to replace respective primary cells and using at least a portion of a remainder of the spare cells as reference cells.