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:
Nov. 22, 2016

Filed:

Nov. 10, 2014
Applicant:

Ajou University Industry-academic Cooperation Foundation, Suwon-si, Gyeonggi-do, KR;

Inventors:

Myung Hoon Sunwoo, Seoul, KR;

Byung Jun Choi, Seoul, KR;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H03M 13/00 (2006.01); H03M 13/11 (2006.01);
U.S. Cl.
CPC ...
H03M 13/1131 (2013.01); H03M 13/1117 (2013.01); H03M 13/6502 (2013.01);
Abstract

Provided is a method of decoding a low-density parity-check code (LDPC). The decoding method including an initialization process, a check node update process, a variable node update process, a tentative decoding process, and a parity check process, for a plurality of check nodes and a plurality of variable nodes, further includes detecting at least one inactive variable nodes that do not require variable node update among the variable nodes, the variable node update process is performed only on active variable nodes except for the inactive variable node, and the check node update process is performed without using the inactive variable node.


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