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Construction of low-density parity-check codes by superposition |
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| Authors: | Jun Xu Lei Chen Lingqi Zeng Lan Lan Shu Lin |
| Affiliation: | Dept. of Electr. & Comput. Eng., Univ. of California, Davis, CA, USA; |
| Abstract: | This paper presents a superposition method for constructing low-density parity-check (LDPC) codes. Several classes of structured LDPC codes are constructed. Codes in these classes perform well with iterative decoding, and their Tanner graphs have girth at least six. |
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