这种自适应信道估计器简单而实用。
提出了OFDM通信系统中一种新型自适应信道估计方法。
A novel adaptive channel estimation method for OFDM communication system is proposed.
提出了一种面向直接序列扩频（DS-CDMA）通信系统的基于导频信号的自适应信道估计方法。
The estimation scheme for DS-CDMA systems includes a computationally efficient and easily implemented pilot filter on CDMA forward channel.
训练阶段的相关算法与工作阶段的LMS算法可结合在同一个横向滤波器结构中，从而加速了自适应信道估计器的收敛过程。
The correlation algorithm in training period and the LMS algorithm in run period can be combined in the identical transversal filter structure, so that it speeds up the channel estimator convergence.
本文研究了自适应正交多载波频分复用（AOFDM）中根据估计出的信道特性选择调制方式的问题。
The problem of how to choose the constellation size based on the estimated channel qualities in AOFDM systems is addressed in this paper.
其中信道估计的过程是迭代的、自适应的。
The process of channel estimation is adaptive and iterative.
提出一种基于信号子空间估计，用于频率选择性衰落信道的盲多用户自适应接收机。
In this paper, a blind multiuser receiver for frequency-selective fading channel based on subspace tracking has been presented.
本文主要研究几种自适应滤波算法在信道估计和噪声消除中的应用。
In this paper, we focus on the application of adaptive filtering algorithms to channel estimation and noise cancelling.
其中信道信息由自适应滤波器实时估计。
Meanwhile, the channel information can be estimated by adaptive filter.
本文研究了OFDM和MIMO-OFDM无线通信系统的信道估计技术以及MIMO-OFDM系统的自适应调制技术。
This dissertation is concerned with channel estimation in both OFDM and MIMO-OFDM wireless communication systems and adaptive modulation in MIMO-OFDM systems.
对其中的关键技术：干扰辨识、自适应调制策略和信道质量估计进行了详细的讨论。
The key technology in it, such as interference discrimination, self-adaptive modulation strategy and channel quality estimation are discussed in this paper particularly.
最后，对存在信道估计误差时MIMO系统中的自适应资源分配问题进行了研究。
Finally, the adaptive resource allocation problem for the MIMO systems in the presence of channel estimation error is analyzed.
因此本文提出了环境自适应频域均衡的概念：根据信道估计的结果来自适应地选取合适的频域均衡算法。
Thus, a notion of channel adaptive equalization is presented in the paper. Relative algorithm is adaptively selected according to the channel estimation result.
本文主要研究自适应调制技术的基础：信道估计技术、MQAM信噪比误比特率性能。
This letter mainly deals with the base of adaptive modulating technique: Channel estimation technology and the signal to noise ratio vs. error bit rate performance of MQAM.
准确的信道估计和高效的自适应调制方案是自适应OFDM技术的两个关键。
The key aspect of adaptive OFDM includes accurate channel estimation and efficient adaptive modulation schemes.
本文设计了自适应SC-FDE系统的信道估计方法，分信道捕获和信道跟踪完成。
So this thesis designs some simulations to compare the spectral efficiency of OFDM and SC-FDE.
如果可以估计信道的参数，并将这些估计信息反馈给发送端，发送端就可以根据信道参数自适应调整发送策略。
When the channel can be estimated and this estimate is sent back to the transmitter, the transmission scheme can be adapted relatively to the channel characteristics.
信道估计技术有很多种，其中基于自适应原理的信道估计技术是其中的一个分支。
There are several channel estimation technologies. And adaptive channel estimation is a branch of them.
信道估计技术有很多种，其中基于自适应原理的信道估计技术是其中的一个分支。
There are several channel estimation technologies. And adaptive channel estimation is a branch of them.
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