...用的几种限制OFDM系统高PAPR的算法如限幅法、编码法、概率类方法等,特别重点研究了限幅算法和选择性映射(SLM, Selected mapping)算法。限幅算法的优点是简单有效,但是由于限幅属于非线性方法,其缺点是误码率高,容易引起峰值再生。
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...文首先介绍了OFDM系统高PAR产生的原因,并在此基础上介绍了传统的三大类PAR抑制算法,特别重点研究了选择性映射(Selected Mapping,SLM)算法和有效星座扩展(Active Constellation Extension,ACE)算法,并在...
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...上降OFDM体解的峰均比非亟待解决的题纲,论文从要研讨了上降OFDM体解峰均比的算法,略粗如上:1、降出了挑选映照(Selected Mapping,SLM)计划中相位序列的评价原则。
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selected mapping method 选择性映射
selected mapping technique slm技术
concurrent selected mapping 多天线协同选择性映射
Adaptive Multistage Selected Mapping 适应多级选择性映射
Then, two typical algorithms of the signal scrambling code technique are mainly analyzed, and they are the selected mapping (SLM) and the partial transmit sequence (PTS).
然后,本文重点研究了以选择映射法(SLM)和部分传输序列法(PTS)为代表的信号扰码技术。
参考来源 - MC·2,447,543篇论文数据，部分数据来源于NoteExpress
The selected mapping which lowers the PAPR of traditional OFDM system is employed for OFDM systems based on FRFT.
探讨了该系统中使用选择映射法降低峰均比。
The main contents are as follows:1. Reducing PAPR based on using Selected mapping (SLM): Selected mapping is an effective method of reducing PAPR.
利用选择性映射降低PAPR：选择性映射是降低PAPR的一种有效的方法。
The paper first introduces the selected mapping method for the reduction of the peak-to-average power ratio of OFDM signals, and a method for improving SLM using m-sequence is put forward.
在研究用选择性映射降法降低OFDM系统峰均功率比的基础上，提出了用m序列对SLM方法进行改进。
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