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:
Jun. 23, 2015
Filed:
Sep. 23, 2013
International Business Machines Corporation, Armonk, NY (US);
Melanie J. Sandberg, Cambridge, MA (US);
Matthew M. Viens, Tucson, AZ (US);
International Business Machines Corporation, Armonk, NY (US);
Abstract
A method for low density parity code decoding according to one embodiment includes sequentially processing groups of variable node (vnode) values associated with a codeword using a plurality of vnode logic modules and outputting updated vnode values; storing the vnode values and updated vnode values in a vnode memory; sequentially processing groups of cnode values using a plurality of check node (cnode) logic modules and outputting updated vnode values; storing the (mode values and updated (mode values in a mode memory; and checking the codeword using the updated vnode values and the updated mode values.