DocumentCode
1925406
Title
A High-Efficiency LDPC Encoder with Optimized Backtracking Algorithm
Author
Zeng, Zhibin
Author_Institution
Eng. Res. Center of Digital Audio & Video, Univ. of China, Beijing, China
fYear
2011
fDate
18-20 April 2011
Firstpage
341
Lastpage
344
Abstract
A new LDPC encoder is presented for CMMB in this paper. The encoder uses based on RU method embodies high-efficiency by using the optimized backtracking algorithm. Simulation shows that this method decreases the complexity of encoding and calculation significantly. Implementation of the LDPC encoder for CMMB achieves more efficient encoding rate.
Keywords
backtracking; mobile communication; multimedia communication; parity check codes; CMMB; China mobile multimedia broadcasting; RU method; high-efficiency LDPC encoder; optimized backtracking algorithm; Complexity theory; Encoding; Greedy algorithms; Hardware; Matrix decomposition; Parity check codes; Sparse matrices; CMMB; LDPC; RU decomposition; backtracking algorithm; encoder;
fLanguage
English
Publisher
ieee
Conference_Titel
Communications and Mobile Computing (CMC), 2011 Third International Conference on
Conference_Location
Qingdao
Print_ISBN
978-1-61284-312-4
Type
conf
DOI
10.1109/CMC.2011.81
Filename
5931243
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