time selective fading

Study on the Space-Time Coding for Frequency and Time Selective Fading Channels

频率和时间选择性衰落信道下的空时编码技术研究

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The frequency time selective fading resulted from multipath dispersion and Doppler frequency shift is an important characteristic of urban mobile radio channel.

由多径色散及多普勒频移造成的频率&时间选择性衰落是城市移动无线信道的一个重要特性。

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Two new space-time schemes of the time selective fading channels is proposed.

对时间选择性信道下已提出的空时编码方案作了分析研究，并提出了两种新的编码结构。

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In this paper, a space-time processing receiver for WCDMA is presented for the uplink over the Gaussian channel and frequency selective Rayleigh fading channel.

本文针对处于加性高斯白噪声和频率选择性多径衰落信道下的WCDMA系统，提出一种空时处理的接收方案。

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However, poor conditions of transmission, serious noise background, time and frequency selective fading, the limited bandwidth of channel result in serious distortion of UWA communication signals.

但由于水声通信传输条件恶劣，存在严重的噪声背景，并且水下声信道的带宽十分有限，再加上复杂的多径传播和时间、频率选择性衰落，导致水声通信信号严重畸变。

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Considered the correlation among the nonlinear code matrices, the time selective fading channels are estimated by decorrelation LMS adaptation method.

同时，分析了对输入信号序列编码所生成的非线性编码矩阵之间的相关性，运用解相关LMS自适应算法对时间选择性衰落信道进行估计。

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And the other is how to cope with more severe channels fading, such as frequency selective fading and time selective fading to improve the transmission quality of signals in the high speed communication, which is also very difficult task.

其二，在高速通信的环境中，信道的衰落干扰问题更加严重，如频率选择性衰落和时间选择性衰落。怎样克服衰落的影响，提高信号的传输质量，同样是一个难题。

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Analysis of ICI power of OFDM systems in time selective fast fading channel

时间选择性快衰落信道中OFDM系统的ICI功率分析

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A channel estimation scheme was presented in single-carrier frequency domain equalization systems with space-time block coded transmission over frequency-selective fading channels.

在频率选择性信道下给出了单载波频域均衡系统结合空时分组编码传输基于训练序列的最优信道估计算法。

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In this paper is investigated the issue of equalization for linear SISO time selective fading channel.

本文研究了线性单输入单输出（SISO）时间选择性衰落信道的均衡问题。

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