Title :
Layered decoding of nonbinary LDPC codes suitable for high-speed optical communications
Author :
Arabaci, Murat ; Djordjevic, Ivan B.
Author_Institution :
Dept. of Electr. & Comput. Eng., Univ. of Arizona, Tucson, AZ, USA
Abstract :
We propose using layered update rule in decoding nonbinary LDPC codes. Only 10-15 iterations suffice for good performance. Also, for the same BER performance, it increases throughput by twofold compared to conventional flooding update rule.
Keywords :
decoding; error statistics; optical communication; parity check codes; BER performance; flooding update rule; high-speed optical communications; layered decoding; layered update rule; nonbinary LDPC codes; Bit error rate; Decoding; Floods; Forward error correction; Iterative decoding; Optical fiber communication;
Conference_Titel :
Optical Fiber Communication Conference and Exposition (OFC/NFOEC), 2011 and the National Fiber Optic Engineers Conference
Conference_Location :
Los Angeles, CA
Print_ISBN :
978-1-4577-0213-6
