English translation for "base channel"

基极沟道

Example Sentences:

	1.	Based on the above investigation an improved cyclic prefix based channel equalization algorithm is proposed . simulation results show it ' s feasible 对利用循环前缀进行信道估计的方法提出改进，提高了信道估计的性能，仿真结果证明这种改进是有效的。
	2.	Two categories of pilot based channel estimation are examined in chapter 3 : ml criteria based and mmse criteria based . the performance and implementation complexity of these two methods are analyzed and compared 给出了最大似然估计及最小均方估计的信道响应估计表达式，分析和比较了这两种估计方法的性能，实现复杂度。
	3.	This paper introduces a bispectrum - based channel estimation algorithm to improve the accuracy of the channel estimation at pilots and proposes an equalization method with the view of the reduction of the interpolation error 为了提高信道估计的精度，本文分别从提高导频处信道估计精度和减小插值误差的角度出发提出了基于导频双谱的信道估计算法和基于变换域滤波的插值方法。
	4.	To overcome the affection of ici and awgn on the ls estimate of the transfer function at pilot tones , the proposed bispectrum - based channel estimation algorithm employ the suppression of ici and awgn components in the received pilot signals by bispectrum and then the accuracy of the estimation is improved . with the channel estimation at pilot tones , an efficient interpolation is necessary . an improved interpolation method based on transform - domain filtering is proposed , which employs dft / idft and filtering in a transform domain so that the effect of noise on the equalization is significantly reduced 针对导频处信道传递函数的ls估计中存在载波间干扰和加性高斯白噪声的影响的这一问题，本文将传统的ls估计方法与双谱相结合提出了一种新型的基于导频双谱信道估计算法，它利用了双谱对高斯噪声的抑制作用来减小接收到的导频信号中的载波间干扰和加性高斯白噪声的影响，从而提高了导频子载波上信道估计的精度。
	5.	In this paper , we discuss the principle of mimo - ofdm system based on the introduction of fading channels . furthermore , the channel estimation technique in mimo - ofdm system is investigated , with the emphasis on training sequence - based and pilot - based channel estimation methods , and also several basic and improved algorithms are given respectively . finally , the analysis and comparison of these algorithms is made by computer simulation 本文在分析移动无线信道衰落特性的基础上，阐述了mimo - ofdm系统的基本原理，并围绕该系统中信道估计这一关键技术，深入研究了基于训练序列和基于导频符号的两类信道估计方法，给出几种相应的信道估计算法以及它们的改进算法，最后结合matlab仿真对这些算法的有效性和可行性进行了全面地分析与比较。
	6.	The principle and characteristics of ofdm system are introduced first . then several key technologies of channel estimation and equalization for ofdm are discussed in detail , including pilot signal based channel estimation methods , cyclic prefix based channel estimation method , frequency domain adaptive filtering method and time domain equalization method for long channel impulse . the corresponding comparison and simulations are also provided 文中讨论了利用导频信号的信道估计方法，利用循环前缀进行信道估计的方法， ofdm信号均衡中自适应滤波技术，及信道冲击响应长于循环前缀时利用时域均衡减少解调器输入信号拖尾长度的方法，分析了这些方法的原理，并通过计算机仿真验证了这些方法的性能。

Similar Words：

"base centered lattice" English translation, "base centre" English translation, "base centred" English translation, "base chakra" English translation, "base chamber" English translation, "base channel threshold" English translation, "base characteristic" English translation, "base charge" English translation, "base chariot" English translation, "base chart" English translation