Then an improved proposal for the channel estimation using spread sequence was imposed.
在此基础上，改进了基于扩频序列的信道估计方法。
Azimuth resolution of meter wave radar can be improved by using super resolution spectrum estimation methods without extending the antenna aperture.
超分辨谱估计技术可以在不增大天线口径的情况下提高米波雷达的方位角分辨力。
The estimation algorithm using pilot symbols together with the decision data was also analyzed, and the accuracy of the estimation result can be improved by utilizing the decision data.
同时，对利用导符号并结合判决数据进行频偏估计的算法也做了研究，判决数据的使用可以使估计结果更加精确。
Some improved parameter estimation algorithms are presented , their convergent properties are proved by using the martingale convergence theorem .
围绕这两个方面给出了一些改进的参数估计算法，并用鞅的各种收敛理论对之进行了严格的数学证明。
Finally, this paper presents an improved model of the magnetic chain, using a single neural network PID controller to adjust the stator flux, and set up the corresponding flux estimation model.
最后本论文提出了一种改进的磁链模型，引入了单神经元网络PID控制器来调节定子磁链，并建立了相应的磁链模型。
Using these techniques, the precision of channel estimation and the performance of decoder can be improved effectively by exchanging information between different units of a communication system.
由于联合信道估计与解码技术可以利用通信系统不同模块之间的“软信息”交换，从而有效地提高了信道估计准确程度和解码器的性能。
The efficiency of the half pixel search is improved by using a paraboloid prediction based fast half pixel motion estimation algorithm.
为了加速半像素搜索，提出了一种基于抛物面预测的半像素快速搜索算法。
The efficiency of the half pixel search is improved by using a paraboloid prediction based fast half pixel motion estimation algorithm.
为了加速半像素搜索，提出了一种基于抛物面预测的半像素快速搜索算法。
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