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:
Jan. 12, 2016

Filed:

Jun. 06, 2013
Applicant:

Seagate Technology Llc, Cupertino, CA (US);

Inventors:

Fan Zhang, Milpitas, CA (US);

Shu Li, San Jose, CA (US);

Jun Xiao, Fremont, CA (US);

Haitao Xia, San Jose, CA (US);

Assignee:

SEAGATE TECHNOLOGY LLC, Cupertino, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03M 13/00 (2006.01); G06F 11/10 (2006.01); G11C 29/02 (2006.01); G11C 16/00 (2006.01); G11C 29/04 (2006.01);
U.S. Cl.
CPC ...
G06F 11/1068 (2013.01); G06F 11/1048 (2013.01); G11C 29/028 (2013.01); G11C 16/00 (2013.01); G11C 2029/0411 (2013.01); H03M 13/00 (2013.01);
Abstract

The present inventions are related to systems and methods for accessing data from a flash memory, and more particularly to systems and methods for inter-cell interference handling in a flash memory. The systems and methods include receiving soft information corresponding to a series of voltage levels accessed from a block of flash memory cells, calculating corrected soft information based upon the received soft information and a variance of the soft information, and applying a data decoding algorithm to the corrected soft information to yield a data output.


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