A new algorithm for fast fading channel prediction is presented.
提出了一种新的快衰落信道非线性预测算法。
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。
Therefore a diversity gain can be obtained in a broadband fading channel.
因此,在宽带衰落信道中可获得分集增益。
The received image is not satisfactory over time-selective fading channel.
数字图像在时间选择性衰落信道下传输,难以获得满意效果。
Thus the estimation accuracy can be improved distinctly in fast fading channel.
很好的改善快衰落信道估计的准确性。
The time- and frequency- selective fading channel is so-called doubly selective fading channel.
同时具有时间和频率选择性衰落的信道,我们称之为双衰落信道。
The bit error rate of three modulations in a fast fading channel with cochannel interference is evaluated.
分析了这三种调制方式的抗衰落及抗同道干扰的误比特率性能。
Considering Rayleigh fading channel is random channel, noncoherent detection is used for channel estimation.
考虑到瑞利衰落信道为随机信道,用非相干检测对信道进行估计。
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。
The new coded strategy can achieve full space-time-frequency diversity over frequency selective fading channel.
在频率选择性信道中,新编码策略可以获得空时频全分集增益。
Due to no channel estimation required for Rayleigh fading channel, quotient coded QAM has lower receiver complexity.
商分编码QAM由于无需信道估计和均衡,因此降低了在瑞利衰落信道解调的复杂性。
To improve the performance of the algorithm in the Rayleigh fading channel, amplitude weighted algorithm is adopted.
为了提高算法在瑞利衰落信道下的性能,进一步采用了幅值加权的方法。
The study shows that the algorithm can complete frequency offset tracking in AWGN channel and multipath fading channel.
研究表明,该算法既能在AWGN信道中也能在多径衰落信道中完成频偏跟踪工作。
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 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。
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。
The mean acquisition time of the FSASE method is derived by the generating function flow graph technique for the fading channel.
文中采用生成函数流图法推导出了衰落信道下FSASE算法平均捕获时间的闭式解。
Then it analyzes the wireless mobile communication propagation environment and gets the characters of timing varying fading channel.
然后讨论了无线移动通信的传播环境,得到时变衰落信道的特点。
Therefore, system acquisition performance can be improved if diversity receiver is adopted for the frequency-selective fading channel.
因此在频率选择性衰落信道中,采用分集接收可以改善系统的捕获性能。
MIMO is a good technology to fight with fading, and it will significantly improve the performance for network coding under a fading channel.
而MIMO技术可以很好的对抗衰落,可以利用MIMO技术来显著改善网络编码在衰落信道下的性能。
In the fading channel with high noise, e. g. mobile communication channel and UWA channel, JSCC gets better performance than separated coding.
在严重噪声的衰落信道(移动通信信道、水声信道等)中,采用联合编码技术比采用分离编码技术更能获得令人满意的效果。
The design of channel codes for improving the reliability of communications over fading channel using multiple transmit antennas is considered.
空时编码采用多发送天线设计信道编码,联合考虑分集、编码与调制,从而提高信号在无线衰落信道中传输的可靠性。
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。
OFDM transforms frequency-selective multipath fading channel into flat channel in the frequency domain and reduce the effect of multipath fading.
OFDM技术通过将频率选择性多径衰落信道在频域内转换为平坦信道,从而减小了多径衰落的影响。
In this thesis, we study equalization techniques for OFDM over the frequency selective fading channel and doubly selective fading channel respectively.
本文的研究内容就是频率选择性衰落信道和双衰落信道下的OFDM信道均衡技术。
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。
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。
A new transmission scheme, which combines transmit preprocessing with multiuser MIMO downlink system over frequency-selective fading channel is proposed.
提出了一种适用于频率选择性衰落信道,新的下行多用户MIMO系统预处理传输方案。
It is the first time to analyze the capacity and throughput performance of PRMA and its variations under cellular environment with Rayleigh fading channel.
首次分析了在多小区瑞利衰落信道中PR MA类协议的容量及通量性能。
It is the first time to analyze the capacity and throughput performance of PRMA and its variations under cellular environment with Rayleigh fading channel.
首次分析了在多小区瑞利衰落信道中PR MA类协议的容量及通量性能。
应用推荐