Keyword : quasi-cyclic codes


Smallest Size of Circulant Matrix for Regular (3, L) and (4, L) Quasi-Cyclic LDPC Codes with Girth 6
Manabu HAGIWARA Marc P.C. FOSSORIER Takashi KITAGAWA Hideki IMAI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2009/11/01
Vol. E92-A  No. 11 ; pp. 2891-2894
Type of Manuscript:  PAPER
Category: Coding Theory
Keyword: 
LDPC codesdifference matrixquasi-cyclic codesregular LDPC codescirculant matrixlower bounds
 Summary | Full Text:PDF(84.2KB)

The Necessary and Sufficient Condition of a Class of Quasi-Cyclic LDPC Codes without Girth Four
Ying ZHAO Yang XIAO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/01/01
Vol. E92-B  No. 1 ; pp. 306-309
Type of Manuscript:  LETTER
Category: Fundamental Theories for Communications
Keyword: 
low-density parity-check codesquasi-cyclic codescirculant matricesgirth
 Summary | Full Text:PDF(117.9KB)

Some Classes of Quasi-Cyclic LDPC Codes: Properties and Efficient Encoding Method
Hachiro FUJITA Kohichi SAKANIWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/12/01
Vol. E88-A  No. 12 ; pp. 3627-3635
Type of Manuscript:  PAPER
Category: Coding Theory
Keyword: 
quasi-cyclic codesarray codesLDPC codesencoderdivision circuitSFT codesFossorier codes
 Summary | Full Text:PDF(252.1KB)