Two symbol timing estimation algorithms are proposed, based on different forms of training sequences.
针对MIMO-CPM系统,本文提出了两种基于不同形式的训练序列的符号定时估计算法。
参考来源 - MIMOThe symmetric property of the training symbol and the correlation property of the PN weighted factor are utilized in the timing offset estimation to improve the accuracy.
并设计出具有伪随机加权因子的新的同步训练符号,利用新训练符号的共轭对称性和伪随机序列的相关性进行符号定时同步,提高定时估计的精度。
参考来源 - OFDM系统定时和频率同步技术的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
传统的MLE算法虽对符号定时估计很有效，但计算复杂度较高。
Traditionally, the MLE algorithm is an effective method of symbol timing estimation, but it has very high computational complexity.
本文提出了一种低复杂度的符号定时估计，利用一个训练帧来实现同步。
In this paper, a novel symbol timing estimation algorithm is presented which realizes symbol synchronization by using a symbol.
上行链路中的粗频偏及定时估计是多用户OFDM系统的关键技术之一。
The estimation of the coarse frequency offset and timing is one of the key technology in the uplink multiuser OFDM system.
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