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. 12, 2012
Filed:
Dec. 01, 2005
Rui Sakai, Tokyo, JP;
Wataru Matsumoto, Tokyo, JP;
Yoshikuni Miyata, Tokyo, JP;
Hideo Yoshida, Tokyo, JP;
Takahiko Nakamura, Tokyo, JP;
Rui Sakai, Tokyo, JP;
Wataru Matsumoto, Tokyo, JP;
Yoshikuni Miyata, Tokyo, JP;
Hideo Yoshida, Tokyo, JP;
Takahiko Nakamura, Tokyo, JP;
Mitsubishi Electric Corporation, Tokyo, JP;
Abstract
A decoding apparatus includes a row processing unitand a column processing unitfor performing a calculation and an update of probability information with row processing and column processing according to a Min-Sum algorithm on a received signal which is low-density parity-check coded in batches of 1 bit or a predetermined number of bits, a decoded result judgment unitfor determining a decoded result from a hard decision of a posterior value, for performing a parity check on the decoded result, and for judging whether or not the decoded result is correct, and a control unit for controlling iteration of decoding processing by the row processing unitand column processing uniton the basis of the judgment result of the decoded result judgment unit