|
关注:1
2013-05-23 12:21
求翻译:处于中心的CPM解调器能够产生交织后编码比特IND 软信息?(对数似然比形式),也能产生Q进制的离散CPM符号yn的外部概率矢量。前者被用于后端迭代的软信息交换,而后者可以是经过后端任何迭代次数后的输出,它被反馈到前端SIC均衡器作为下一次迭代的先验信息。双迭代处理就是通过解调器和均衡器与译码器的这种双耦合来实现的。对SIC均衡器,实际上,在解调器处都没有利用编码比特的外信息来计算所谓的干扰,因为基于laurent分解时,利用比特概率计算的平均CPM符号值迅速收敛到零,从而没有SIC发生。是什么意思? 待解决
悬赏分:1
- 离问题结束还有
处于中心的CPM解调器能够产生交织后编码比特IND 软信息?(对数似然比形式),也能产生Q进制的离散CPM符号yn的外部概率矢量。前者被用于后端迭代的软信息交换,而后者可以是经过后端任何迭代次数后的输出,它被反馈到前端SIC均衡器作为下一次迭代的先验信息。双迭代处理就是通过解调器和均衡器与译码器的这种双耦合来实现的。对SIC均衡器,实际上,在解调器处都没有利用编码比特的外信息来计算所谓的干扰,因为基于laurent分解时,利用比特概率计算的平均CPM符号值迅速收敛到零,从而没有SIC发生。
问题补充: |
|
2013-05-23 12:21:38
正在翻译,请等待...
|
|
2013-05-23 12:23:18
In the center of the demodulator CPM after cutting to produce encoding bit IND soft information? (log likelihood ratio) and will also produce the binary Q CPM symbol of the yn discrete external probability vector. The former is used for the back-end of the iteration soft information exchange, and th
|
|
2013-05-23 12:24:58
After is in central the CPM demodulator to be able to produce interweaves codes the bit IND soft information? (Logarithm likelihood ratio form), also can produce Q to enter the system separate CPM the mark yn exterior probability vector.Rear end the former uses in the soft exchange of information wh
|
|
2013-05-23 12:26:38
Intertwined at the Center CPM demodulator to have coded bit IND after soft information? (Form of log-likelihood ratio), also can produce discrete for Q-ary CPM symbol yn external probability vector. Iterative soft which was used for the back-end information exchange, and the latter can be output aft
|
|
2013-05-23 12:28:18
正在翻译,请等待...
|
湖北省互联网违法和不良信息举报平台 | 网上有害信息举报专区 | 电信诈骗举报专区 | 涉历史虚无主义有害信息举报专区 | 涉企侵权举报专区