The superficial layers are often frequency selective to transmission.

表层传播一般都有频率选择性.

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Jakes frequency selective fading channel model complete source code, has been tested.

杰克斯频率选择性衰落信道模型的完整的源代码, 已经过测试.

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Then we establish the model of a frequency selective radio channel.

之后,建立了频率选择性衰落的宽带信道模型.

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Frequency selective surface ( FSS ) is a good choice for solving those problems.

本文介绍的频率选择表面为解决这两大难题提供了新的思路和方法.

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The receiver performance can be greatly improved by precisely estimating frequency - selective fast - fading channel information .

频率选择性 快衰落信道 的精确估计对接收机性能的提高起着重要作用.

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Orthogonal frequency division multiplexing ( OFDM ) is a bandwidth - efficient modulation scheme with robustness to frequency selective fading.

正交频分复用 ( OFDM ) 具有良好的抗频率选择性衰落性能和充分的带宽利用率.

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The theory of general frequency selective surfaces and some typical frequency selective surfaces are introduced.

介绍了一般高阻抗表面频率选择表面的原理和几种相关的典型的频率选择表面.

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In OFDM systems, the receiver must acquire the ChannelStatus Information ( CSI ) to equalize the frequency - selective fading.

可靠的信道估计值是OFDM系统均衡由无线信道引起的频率选择性衰落必要条件.

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The performances of several space - time receivers are analyzed on correlated frequency selective channel by simulation.

在发射端相关宽带信道下,对几种空时接收机做了仿真分析.

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Early to see some of the filters are frequency - selective properties of the circuit or system.

早期见到的滤波器都是一些具有选频特性的电路或系统.

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Frequency selective surface ( FSS ) is a two - dimensional periodical structure and used mostly in the filter.

频率选择表面 ( FSS ) 是一种具有二维周期性结构的滤波结构,主要在滤波器上使用.

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In this paper, frequency - selective fast - fading channel is represented by wavelet - basis and the channel constant parameter channel.

本文采用小波基表示频率选择性快衰落信道,并由此提出两种估计时变信道的算法.

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