...频偏估计；高阶QAM调制 [gap=758]y words: frame synchronization; frame header detecting; carrier synchronization; frequency-offset estimation; high-order QAM modulation ..
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Because of the sensitivity to frequency-offset and the complexity of underwater acoustic channel,it is very important to estimate the frequency-offset accurately. This paper discusses the carrier frequency-offset estimation technique for OFDM underwater acoustic communication systems.
在OFDM水声通信中,由于OFDM系统对频率偏差的敏感性和水声信道的复杂性,载波频偏估计显得尤为重要。
参考来源 - 一种改进的OFDM水声通信频偏估计算法·2,447,543篇论文数据，部分数据来源于NoteExpress
To reduce the impact of carrier frequency offset in OFDM system, this thesis designs a new carrier frequency offset estimation scheme for OFDM system.
为了减小正交频分复用系统受频率偏差的影响，在OFDM系统中设计了一种新的载波频偏估计算法。
This paper investigated the timing and frequency offset estimation algorithm of OFDM burst transmission systems.
本文研究OFDM分组传输系统的符号同步与频偏估计算法。
How to eliminate the two problems is the main task of the research of OFDM. In this thesis, we mainly discuss the problem of frequency offset estimation.
如何克服这两个问题是OFDM技术研究的主要方向之一，本文主要是研究OFDM技术中的频率偏差估计问题。
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