The optimum receiver performance of a hybrid pulse phase and position modulation(PAPM) over ultra-wideband(UWB) indoor fading channel model is analyzed.
分析了UWB室内衰落信道模型下脉冲幅度位置混合调制（PAPM）最优接收机性能。
Conventional method in radio propagation prediction is based on the fading channel models, with the aid of computer, mass of data were analyzed to make the propagation model localization.
常用的电波传播预测方法，一般是以路径损耗为预测模型，结合大量的测试数据，利用计算机进行辅助分析，实现传播模型本地化。
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。
The simulation result indicate that the proposed distributed MIMO channel model effectually reduce the impact of low fading correlation on the channel capacity.
仿真实验结果表明，提出的分布式MIMO信道模型能够有效降低小尺度衰落相关性和阴影衰落相关性的影响。
The first chapter introduced the characteristics of the wireless channel, the small-scale fading model, multi-path fading model and WSSUS channel model.
本文第一章绪论首先分析了无线信道的特性，介绍了小尺度衰落模型，多径衰落模型以及WSSUS信道模型。
A two-ray model is used for the frequency selective fading channel.
频率选择性衰落信道采用了两径模型。
Due to the complexity of the composite fading channel, a new simplified channel model is proposed to analyze the bit error ratio(BER)performance of the distributed antenna system(DAS).
针对复合衰落信道的复杂性，提出了一种简化的信道模型来研究分布式天线系统的误比特率性能。
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。
Then mathematic model of multi-path Rayleigh fading channels are presented based on the discussion of mobile fading channel characteristics. At last, the simulation results and analysis are given.
然后在分析移动信道衰落特性的基础上，分析了多径瑞利信道的数学模型，并对基于这种模型的各种信道估计性能进行了仿真分析。
This paper presented a model about the channel fading in the indoor physical environment of the wireless sensor networks.
通过实践应用证明，此衰落模型在实际网络的节点部署和节点定位中的作用优于其他无线信道衰落模型。
The statistic model of air-ground radio communication channel is characterized by the multipath fading, Doppler power spectrum and delay power spectrum.
空地通信信道的主要统计特性包括多径衰落特性、多普勒功率谱和时延功率谱。
It explores the second order statistics of fading envelopes influenced by nonisotropic scattering environments with light-of-sight (LOS), and USES an AR model for channel simulation.
在研究接收信号(含直射和方向性散射)复包络二阶统计特性的基础上，采用AR模型对信道进行仿真。
With this model, the blind multiuser detection and iterative algorithm of MC-CDMA systems based on subspace projection are studied in the multipath fading channel.
由于其在对抗多径衰落方面具有显著的效果，它适合于在无线移动通信信道下使用，因而得到广泛的研究。
With this model, the blind multiuser detection and iterative algorithm of MC-CDMA systems based on subspace projection are studied in the multipath fading channel.
由于其在对抗多径衰落方面具有显著的效果，它适合于在无线移动通信信道下使用，因而得到广泛的研究。
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