When Zhu was thinking about it, suddenly, some piece of paper and fading leaves by the porch changed to be the butterflys and flew to the moon.
小柱这样一想，门廊上的几片碎纸，还有枯树叶，忽然都一闪一闪地变成了白色和淡褐色的蝴蝶，掠过树梢，飞去了。
This paper investigates blind space-time interference suppression for MultiCarrier CDMA (MC-CDMA) system in frequency selective Rayleigh fading channel.
该文研究在频率选择性瑞利衰落信道中MC-CDMA系统的盲空时干扰抑制。
In this paper, the theory of Strong tracking filtering (STF) is applied in the object prediction of autonomous robots to avoid the disadvantages of other methods by introducing fading factors.
本文提出将强跟踪滤波理论应用于全自主机器人目标预测，通过引入渐消因子，克服了其它目标预测方法的缺点。
In this paper, a blind multiuser receiver for frequency-selective fading channel based on subspace tracking has been presented.
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 Modified Neural Network (MNN) based power controller is proposed to smoothen out the fast fading and keep the received signal power from each user constant at the base station.
本文提出了一种基于改进的神经网络(MNN)的自适应闭环功率控制算法，该方法平滑了移动信道衰落的影响，使基站接收到的小区中所有用户的信号功率相等。
The second chapter of this paper analyzes the multipath effects and fading effects of wireless channel.
第二章分析了无线信道的多径效应和小尺度衰落效应。
This paper investigates blind multiuser detection for asynchronous DS-CDMA in frequency selective Rayleigh fading channel.
该文研究了频率选择性瑞利衰落信道中的异步ds - CD MA系统盲多用户检测。
The fading correction and its corresponding calculation method were specially introduced in this paper for improving the accuracy of the environment cumulate kerma.
为了提高环境累积比释动能的测量准确度，特别介绍了环境剂量计的衰退修正及其计算方法。
Can merge to the fiber of the paper, will not present the phenomenon of fading.
能融合到纸张纤维里，不会出现褪色现象。
In this paper, UWB indoor channel models were discussed in time and frequency domain. it's introduced path loss channels and several indoor channel models at small-scale fading.
对超宽带(uwb)室内信道模型在时域和频域进行了讨论，并介绍了在小范围衰落情况下的时域和频域的多种信道模型，以及较实用的路径损耗模型。
In this paper, we analyze the BER performance of pilot symbol assisted two-dimensional spread spectrum systems with coherent demodulation in multi-path fading channels.
在多径衰落信道中，本文分析了导引辅助的二维扩频相干解调的误码率性能。
In this paper, with Rayleigh fading the random characteristics of multipath time delay and Doppler shift in HF ionospheric channels is discussed.
本文在瑞利衰落模型下，研究了高频电离层信道中多径时延与多普勒频移的随机特性。
Fractal characteristic of multipath fading signal is studied in the paper which shows that multifractal dimension is a key parameter for describing the signal propagation in wireless channels.
本文研究多径衰落信号的多重分形性质，分析并指出了信号多重分形维数是描述无线信道传播特性的重要参数；
This paper will introduce the channel models for UWB, which include path loss models and multi-path fading models obtained by large measurements and statistical analysis.
本文主要介绍由实验测量和统计分析方法得到的UWB信道模型，包括UWB系统的路径损耗模型和多径衰落模型。 u。
Based on the ITS channel model this paper theoretically discusses the fading effect of the ionosphere to the signal which is reflected by the ionosphere.
在宽带信道模型的基础之上，从理论上分析了电波信号通过电离层信道所经受的衰落影响。
This paper studies the fading process of signal in the vector channel from the perspective of time domain and space domain.
研究了矢量信道在时域和空间域对信号的影响，即信号的快衰落特性。
This paper proposed a positioning scheme based on differences of signal fading in cellular system with fixed relays.
提出了一种在有固定中继的蜂窝网络中使用信号衰落差值进行移动定位的方案。
Inked characters fast fading on the frayed breaking paper.
报纸磨破了，上头的油墨字迹很快就模糊了。
This paper explores the decoding problem of the MC V-BLAST system under the downlink frequency-selective fading environment.
该文着重研究MCV - BLAST系统在下行频率选择性衰落环境中的解码问题。
To solve the accuracy degradation of wireless location that results from multi-path fading, the paper improves the traditional narrow correlation technology using Teager-Kaiser (TK) operator.
为了解决多径干扰对无线定位精度的影响，该文在传统的窄带相关技术的基础上，利用TK算子对其进行改进。
This paper analyzes the parallel estimation method of the fast fading channel in the present of impulse noise.
该文分析了在存在噪声干扰的情况下，进行估计快衰信道的方法。
Relying on basis expansion model, this paper presents a differential space-time modulation method for flat rapidly fading channels.
利用基扩展模型，针对平坦快衰落信道提出了差分空时调制方法。
This paper analyzed the impact of fading correlation on the noncoherent unitary space-time code, deduced the pair-wise error probability(PWEP) and Chernoff bound under fading correlation.
介绍了空时码在频率非选择性慢衰落信道下各种设计准则的推导过程，并对几种现有空时码进行了性能分析和比较。
This paper presents a RAKE-based STBC scheme used in multi-path fading environment.
文章在多径信道下，提出了一种基于RAKE接收机的空时分组编码(STBC)方案。
Based on the propagation regularity of land mobile communication in Beijing, this paper gives the computer simulation model of M-distribution fading wave channel.
根据北京地区移动通信无线电传播规律，在信号快衰落幅度服从m衰落的基础上，给出了M衰落波形信道的计算机仿真模型。
In this paper, we propose a diagonal space-frequency (DSF) block codes over frequency-selective Rayleigh fading channels and study performance of the code.
本文提出了频率选择性瑞利衰落信道中的对角空频分组码(DSF)，研究了码的性能。
In this paper the performance of uplink in the cellular CDMA network, based on the reception of smart antenna, is analyzed in the frequency selective fading channel.
本文分析了在频率选择性信道中基于智能天线阵接收的蜂窝cd MA网络上行链路的性能。
This paper presents a blind algorithm to estimate the signal-to-noise ratio(SNR) of a communication signal in multipath Rayleigh fading channel .
提出了一种在多径瑞利衰落信道中的信噪比盲估计算法。
The performance of the schemes in condition of slow fading rayleigh channel are theoretically analyzed, and the theoretical expression on reception SNR and bit rate are introduced in this paper.
本文分别对跳频瑞利衰落信道、非均匀散射环境下的瑞利衰落信道和移动台对移动台瑞利衰落信道的建模进行了深入的研究。
The performance of the schemes in condition of slow fading rayleigh channel are theoretically analyzed, and the theoretical expression on reception SNR and bit rate are introduced in this paper.
本文分别对跳频瑞利衰落信道、非均匀散射环境下的瑞利衰落信道和移动台对移动台瑞利衰落信道的建模进行了深入的研究。
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