Title:
復号装置及び通信装置
Document Type and Number:
Japanese Patent JP4777261
Kind Code:
B2
Abstract:
A decoding apparatus includes a row processing unit 5 and a column processing unit 6 for 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 unit 8 for 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 unit 5 and column processing unit 6 on the basis of the judgment result of the decoded result judgment unit 8.
Inventors:
Sakai base
Wataru Matsumoto
Yoshikuni Miyata
Hideo Yoshida
Takahiko Nakamura
Wataru Matsumoto
Yoshikuni Miyata
Hideo Yoshida
Takahiko Nakamura
Application Number:
JP2006548007A
Publication Date:
September 21, 2011
Filing Date:
December 01, 2005
Export Citation:
Assignee:
Mitsubishi Electric Corporation
International Classes:
H03M13/19
Domestic Patent References:
JP2003204272A | 2003-07-18 |
Foreign References:
WO2004010588A1 | 2004-01-29 |
Attorney, Agent or Firm:
Hideaki Tazawa
Hamada Hatsune
Hamada Hatsune