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In this paper, a novel demodulation structure in
high-frequency (HF) channel is introduced and studied.Frequency-offset estimation, ractionally spaced adaptive equalization and carrier recovery techniques are involved.Frequency-offset correction is
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此函数产生超宽带信道的冲激响应
其中的主要参数有，TMG--仿真距离下平均总多径增益，fc--抽样频率值
hf--离散时间冲激响应
OT--用户可以选择的观测时间，ts--时间分辨率，LAMBDA--簇到达速率，lambda--簇内脉冲到达速率
GAMMA--簇衰减因子，gamma--簇内脉冲衰减因子，sigma1--簇衰落的标准方差，sigma2--簇内脉冲幅度衰落的标准方差
sigmax--总多径增益的对数的标准差，rdt--用户可以选择的参数，用于限制每簇内多径分量的
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由于通常的通信信道的冲激响应的稀疏性，使得NLMS算法的收敛速度还有待提高。所以，近年来，有学者提出了成比例的归一化的均方误差算法(PNLMS)。PNLMS在自适应过程的开始阶段有着很快的收敛的速度，但是迭代过程越往后，收敛速度越慢。于是，众多学者提出了许多的改进算法。本程序是通过matlab仿真对近年来流行的PNLMS,IPNLMS,MPNLMS等算法进行的仿真程序-As usual communication channel impulse response sparse, making t
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This report discusses the analys of Channel gain matrix to extract all channel informations like frequency reponse, impulse response, power delay profile, correlation bandwidth ets along with the matlab code
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this program tests and plots channel impulse response for CM3 channel
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channel impulse response for CM4 testing code
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LMMSE估计就是MMSE算法的特例，通过求得一个合适的信道冲击响应（CIR），使得通过CIR计算出的接收数据与实际数据的误差的均方和最小。-LMMSE estimate is a special case of the MMSE algorithm, to obtain a suitable channel impulse response (CIR), so that the received data and the error of the actual data calculated
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白光通信的信道冲击响应计算（只考虑到了第一次反射）-White communication channel impulse response is calculated (taking into account only the first reflection)
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通过matlab仿真了Saleh-Valenzuela 信道模型，仿真图有四个子图，（a）和（b）分别示出的分布的群集抵达时间和射线到达时间，（c）表示S-V信道的脉冲响应，（d）图显示了信道功率分配-Saleh-Valenzuela channel model by matlab simulation, simulation diagram there are four sub-chart, (a) and (b) respectively illustrated the distributi
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计算红外，可见光信道脉冲响应，包含多次反射，可以有非常精确计算结果-visible light comuunication, channel impulse response
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mimo-ofdm系统仿真，输出仿真图，信道脉冲响应实部虚部随信噪比变化时的改变图-mimo-ofdm system simulation, simulation output figure, the channel impulse response changes in real and imaginary parts of the map changes with SNR
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We consider the design of a block equalizer for an
intersymbol interference channel, given that the channel impulse
response is not perfectly known at the receiver
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程序1，2分别实现LS和MMSE信道估计，在程序2中，第六个输入参数是信道脉冲响应。-1 and 2 are realized program LS and MMSE channel estimation, in the process 2, the sixth input parameter is a channel impulse response.
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大规模多输入多输出非平稳无线信道冲击响应-Large-scale multi-input multi-output non-stationary wireless channel impulse response
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大规模多输入多输出非平稳的无线信道冲激响应-Large-scale multi-input multi-output non-stationary wireless channel impulse response
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该段代码生成不同长度下，双绞线信道的远端衰减冲激响应系数。双绞线频域带宽最高可达106MHz，采样率设置时必须大于两倍的频域带宽。双绞线信道模型使用ITU-T-SG15 contribution 11GS3-029中的模型。-This code generates a different length, the distal twisted channel impulse response attenuation coefficient. Twisted frequency domain ban
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根据IEEE802.15.sg3a信道统计模型产生信道冲激响应，并计算信道的功率延迟剖面-Generates the channel impulse response for a multipath channel according to the statistical model proposed by the IEEE 802.15.SG3a. Evaluates the Power Delay Profile PDP .
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仿真了在多径传播信道条件下仿真rake接收机的工作过程。接收机采用MRC方式，并考虑了降低接收机复杂性的不同方法。-Simulates channel estimation for a discrete-time channel impulse response hf with time resolution ts in seconds. In addition, the function uates the weighting factors to be used in a RAKE
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SV模型，可以得到簇到达时间分布，射线到达时间分布，信道脉冲响应，信道功率分布-SV models can be clustered arrival time distribution, ray arrival time distribution, channel impulse response, channel power distribution
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OFDM系统通过在时域符号前插入大于信道冲击响应长度的循环前缀（CP）可以避免符号间干扰(ISI)和载波间干扰(ICI)。但是，过长CP会使得数据传输效率降低。可以采用最小均方误差（MMSE）信道缩短均衡技术来压缩信道冲击响应长度。-OFDM systems avoid inter-symbol interference (ISI) and inter-carrier interference (ICI) by inserting a cyclic prefix (CP) larger than
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