Open Access
表1
本文的译码器与现有的LDPC(8 176, 7 154)译码器资源对比
| 文献 | 译码算法 | 迭代次数 | 芯片 | 时钟频率/MHz | 吞吐量/(b·s-1) | 存储器 | 面积 |
| 注:表格中括号里的百分比表示译码器所耗费资源占FPGA总资源的比例。 | |||||||
| 2007[3] | F-SPA | 15 | XC2V6000 | 193.4 | 193 | 128个18k(88%) | LUT:28 229(41%) FF:26 926 (39%) |
| 2009[7] | BP-based | 18 | EP2S180 | 200 | 640 | 1 300 kb(20%) | ALUs:38 000(27%) FF:30 000(27%) |
| 2011[5] | NMS | 15 | XC4VLX160 | 212 | 714 | 1 440 kb80个 18 k(28%) |
LUT:27 046(20%) FF:27 210(20%) |
| 本文 | NMSA | 14 | XC4VLX160 | 250 | 2 000 | 560 kb164个 18k(57%) |
LUT:56 778(42%) FF:86 942(64%) |
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