1) Rayleigh multipath fading channel
Rayleigh多径衰落信道
1.
In this paper, the bit-error-rate(BER) performance of the asynchronous direct-sequence CDMA(DS/CDMA) multiuser system in a wireless radio communications environment characterized by Rayleigh multipath fading channels is investigated.
研究了Rayleigh多径衰落信道下的直扩 /码分多址 (DS/CDMA)多用户系统的误码率。
2) time-varying multipath Rayleigh fading channels
时变多径Rayleigh衰落信道
1.
Matched filter bound for time-varying multipath Rayleigh fading channels;
时变多径Rayleigh衰落信道中的匹配滤波界
3) Rayleigh fading channel
Rayleigh衰落信道
1.
Simulation results show that over Rayleigh fading channels with imperfect CSI, this M-QAM optimization method offers considerably improved performance in coded modulation systems.
仿真结果表明:在Rayleigh衰落信道下,CSI不理想时,文中提出的M-QAM调制解调优化方法应用于编码调制系统时,系统性能可以获得较大改善。
2.
The performance of LDPC-STBC and adaptive LDPC-STBC under Rayleigh fading channel is given through computer simulation.
将低密度校验码(lowdesityparitycodes,LDPC)应用于一种简单的发射分集技术(spacetimeblockcodes,STBC)及自适应STBC,推导出LDPC码在与STBC级联并采用自适应功率分配算法时的译码方法,通过计算机仿真研究了其在Rayleigh衰落信道下的性能。
3.
And the performance over Additive White Gaussian Noise (AWGN) and Rayleigh fading channels is analyzed.
本文将LDPC码与比特交 织编码调制(BICM)相结合,首先给出了在不使用传统解调器与译码器之间迭代的情况下8PSK调制方案在AWGN 信道和Rayleigh衰落信道中的性能(简称为无迭代方案)。
4) Rayleigh fading channels
Rayleigh衰落信道
1.
A novel Multipath Independent Correlated Rayleigh fading channels simulation model based on the sum of sinusoids method is presented,which can greatly reduce the computational complexity while maintain the statistical performance nearly unchanged.
Rayleigh衰落信道仿真是许多类信道仿真的基础。
2.
The performance with an additive white Gaussian noise (AWGN) and Rayleigh fading channels are compared to a coherent 16quadrature amplitude modulation (QAM).
在加性高斯白噪声 (AWGN)和 Rayleigh衰落信道下比较了其与 16 QAM相干调制器的性能 。
3.
The unequal error protection of multilevel coded modulation based on capacity rule in Rayleigh fading channels is investigated.
本文研究了Rayleigh衰落信道中以信道容量规则为设计准则的多级编码调制系统的不等错误保护性能的实现及其改进 。
5) multipath fading channels
多径衰落信道
1.
The bit error rate(BER) performances of two kinds of multiple access differential chaos shift keying(MA-DCSK) systems over multipath fading channels are investigated.
研究了两种多址差分混沌键控(Multiple access differential chaos keying,MA-DCSK)通信系统分别在瑞利以及莱斯多径衰落信道下的误码率(Bit error rate,BER)性能。
2.
The demodulation performance of OFDM systems in multipath fading channels was improved with an algorithm utilizing a feedback loop based on adaptive Wiener deconvolution.
为改进正交频分复用(OFDM)系统在多径衰落信道下的解调性能,提出了基于自适应Wiener反卷积滤波反馈环路的接收算法,对多径衰落信道进行白化处理,使处理后的信道噪声接近于加性高斯噪声(AWGN)。
3.
A novel Discrete Wavelet Packet Modulation(DWPM) system based on Fractionally Spaced Equalizers(FSE) and the Maximum Likelihood(ML) algorithm is studied for multipath fading channels.
在多径衰落信道下,提出了一种基于ML的新型离散小波包调制系统。
6) multipath fading channel
多径衰落信道
1.
A fast and reliable technique with high performance for timing and frequency synchronization of multiple-input multiple-output(MIMO) orthogonal frequency division multiplexing(OFDM) system is proposed in multipath fading channel.
利用所有发送天线同时发送的移位正交chu序列对已有的定时和频偏估计算法加以改进,提出了一种在多径衰落信道下具有高精度的快速多入多出-正交频分复用(MIMO-OFDM)系统定时和频偏估计新方法。
2.
In multipath fading channel, the bit error rate (BER) performance of orthogonal frequency division multiplexing (OFDM) system using frequency domain differential detection (FDDD) is analyzed, the closed form expression of BER performance of FDDD is obtained.
在多径衰落信道条件下,分析了符号间干扰对频域差分正交频分复用系统误码率性能的影响,得到了误码率的解析表达式,分析和仿真的结果表明,频域差分的误码率性能受到符号间干扰的影响,但在不同的信道条件下,符号间干扰对系统性能的影响程度也有不同。
补充资料：多用户信道容量
见信道容量。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条