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. 28, 2025

Filed:

Jun. 15, 2023
Applicant:

SK Hynix Inc., Gyeonggi-do, KR;

Inventors:

Fan Zhang, Fremont, CA (US);

Haobo Wang, Fremont, CA (US);

Meysam Asadi, San Jose, CA (US);

Assignee:

SK hynix Inc., Gyeonggi-do, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03M 13/11 (2006.01); H03M 13/00 (2006.01); H03M 13/01 (2006.01); H03M 13/09 (2006.01);
U.S. Cl.
CPC ...
H03M 13/1128 (2013.01); H03M 13/015 (2013.01); H03M 13/096 (2013.01);
Abstract

Decoding method and memory system which group bits in irregular LDPC codes having similar degrees of convergence into respective degree groups, classify the degree groups according to a metric indicative of a number of decoding iterations for convergence, divide a time period for convergence of the decoding iterations into different zones for the processing of selected degree groups within each zone, and skip decoding of the bits in a non-converging zone where the bits are not converging.


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