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多径连续时变信道,是matlab代码,m文件,可用于HiperLan2,WLAN,WiFi仿真.是外国人论文上的.,Generating the channel impulse response of a time-varying
channel according to a Jake s doppler channel model
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多径时变信道建模仿真，利用matlab产生单频信号与数字信号经过多径时变信道后的输出信号波-Time-varying multipath channel modeling and simulation, using matlab generate a single frequency signal and digital signal through the multipath time-varying channel output signal after the wave
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给出了OFDM在卫星通信中的系统框图并
在Simulink中仿真实现，利用改进的CMA恒模算法进行盲均衡处理，来去除时变卫星信道对信号的影响,基于4阶累积量的方法
将OFDM信号与其他调制类型信号区分开来-OFDM is given in the satellite communication system block diagram and Simulation in Simulink using the modified constant modulus algorithm CMA
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a new method for identification of fast fading mobile channels. Estimates both the channel statistics and the time varying channel impulse respone on -line. -a new method for identification of fast fading mobile channels. Estimates both the channel s
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this for the time varying system response or channel behaviore-this is for the time varying system response or channel behaviore
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参数时变信道的频率选择性和时变性。BPSK符号率＝512b/s，采样率＝16个采样/s，a1(t) 和a2(t) 为多普勒带宽＝16Hz。结果为符号间干扰。-Parameters of time-varying channel frequency selectivity and time-variant. BPSK Symbol Rate = 512b/s, sampling rate = 16 samples/s, a1 (t) and a2 (t) as the Doppler bandwi
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摘要本文首先分析了自适应调制的原理, 它以频谱效率最高为准则, 在恒定功率约束条件下对接收信噪
比优化来选择不同调制阶数。然后引入时变多径信道模型, 通过仿真给出了自适应在此信道条件下的性能, 并分析
了信道估计误差对其性能的影响。
关键词自适应调制, 调制, 时变信道-Abstract This paper first analyzes the principle of adaptive modulation, spectral efficiency it up to standa
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这个程序除了接收机同步、信道编码没有加入外，基本上反映了一个OFDM系统的特性：
1. qpsk/16qam/64qam映射、解映射
2. OFDM调制解调（循环前缀，FFT等）
3. 非整数采样时刻多径时延的多径信道
4. Rayleigh或者Rician多径信道
5. 信道的连续时变（非block fading）
6. 线性插值信道估计
7. FFT变换域插值信道估计-In addition to this program receiver synchroniza
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Flat fading time-varying channel using Jakes Model
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Linear time varying Channel estimation using zero forcing algorithm describes bit error rate and signsl to noise ratio to analyse channel conditions of wireless communications
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CHANNEL ESTIMATION TECHNIQUES FOR
OFDM SYSTEMS IN DISPERSIVE
TIME-VARYING CHANNELS
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In this paper the reduction of Intersymbol Interference
(1 ) in mobile communication channels is addressed. A
well known technique for IS1 reduction is adaptive equalization
in which the time-varying characteristics of the mobile
channel is t
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对ofdm系统进行信道估计，特别是对时变信道，受多径和多普勒影响严重的系统，算法收敛性很好-Ofdm system for channel estimation, especially for time-varying channel, affected by severe multipath and Doppler system is very good convergence
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《通信系统仿真原理与无线应用》系统地介绍通信系统的设计、分析和仿真方法，还提供了大量极具参考价值的仿真实例。《通信系统仿真原理与无线应用》的全部仿真程序都是采用MATLAB编写的。这不仅方便读者理解仿真的实现过程，还允许读者修改或使用这些代码段来进行自己的仿真开发。章后提供了大量的参考文献和经过精心设计的各类练习题，方便教学。
此为英文原版书籍-Principles of Communication Systems Simulation with Wireless Applications
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Adaptive equalization教程-Adaptive equalizers compensate for signal distortion
attributed to intersymbol interference (ISI), which is
caused by multipath within time-dispersive channels.
Typically employed in high-speed communication
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wireless scr ipt:
A Distributed Weighted Clustering Algorithm for Mobile Ad Hoc Networks
Simulating Mobile Ad-Hoc Networks in City Scenarios
SOAMANET: A Tool for Evaluating Service-Oriented Architectures on Mobile Ad-Hoc Networks
Time varying
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一种快时变信道下多载波传输系统的信道估计方法.-A fast time-varying channel of multi-carrier transmission system channel estimation method.
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dispersive ofdm channel cir estimation
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Identification and Tracking of Rapidly Time Varying Mobile Channels for Improved Equalization.The goal of this paper is to
investigate the effectiveness of this channel tracking method when applied to rapidly fading channels. It is shown that, by a
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AWGN Channel under Time-Varying Amplitude Constraints with Causal Information at the Transmitter AWGN Channel under Time-Varying Amplitude Constraints with Causal Information at the Transmitter
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