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:
Dec. 23, 2014

Filed:

Apr. 11, 2011
Applicants:

Kin Man NG, Cupertino, CA (US);

Kwok W. Yeung, Milpitas, CA (US);

Lingqi Zeng, Turlock, CA (US);

Yu Kou, San Jose, CA (US);

Aditi R. Ganesan, Sunnyvale, CA (US);

Inventors:

Kin Man Ng, Cupertino, CA (US);

Kwok W. Yeung, Milpitas, CA (US);

Lingqi Zeng, Turlock, CA (US);

Yu Kou, San Jose, CA (US);

Aditi R. Ganesan, Sunnyvale, CA (US);

Assignee:

SK hynix memory solutions inc., San Jose, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03M 13/00 (2006.01); H03M 13/11 (2006.01);
U.S. Cl.
CPC ...
H03M 13/114 (2013.01); H03M 13/116 (2013.01);
Abstract

A method for decoding data is disclosed. The method includes partitioning a low-density parity check (LDPC) matrix into a plurality of groups, each comprising one or more check node layers. The method further includes selecting one of the groups based at least in part on a cost function, the cost function based at least in part on information associated with a variable node, or information associated with a check node, or both. The method further includes performing LDPC layered decoding on the selected group.


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