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Reduced-Complexity Decoding Algorithm for LDPC Codes for Practical Circuit Implementation in Optical Communications

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5 Author(s)
Yoshikuni Miyata ; Information Technology R&D Center, Mitsubishi Electric Corporation, 5-1-1, Ofuna, Kamakura, Japan. ; Rui Sakai ; Wataru Matsumoto ; Hideo Yoshida
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For superior, practical decoding of LDPC based FEC, a cyclic approximated delta-minimum algorithm is proposed. Simulation shows that 3-bit soft-decision decoding provides a required Q of 6.2 dB at 10-6 BER with only 16 iterations.

Published in:

Optical Fiber Communication and the National Fiber Optic Engineers Conference, 2007. OFC/NFOEC 2007. Conference on

Date of Conference:

25-29 March 2007