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该文研究近似Log—MAP算法在turbo译码器中的应用。文章对基于近似算法的WCDMA turbo译码器在AWGN信道和平坦慢衰落Rayleigh信道上的纠错性能进行了仿真。仿真结果表明,二阶近似Log—MAP turbo译码器与MAP turbo译码器性能等价,优于SOVA turbo译码器0.7—0.9dB。
A computer input system comprises a keyboard and a mouse. The keyboard comprises a telephone interface, a telephone unit connected to the telephone network via the telephone interface, as well as(More)
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