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multitone-jamming
- 短波信道抗多音干扰的性能分析及其仿真,不用解压密码,直接解压即可。-HF-channel Multi-tone interference performance analysis and simulation, not extracting passwords can be directly extracted.
Realtime_software_simulation_of_high_frequency_rad
- 基于 Watterson 模型的短波信道实时软件模拟 韩志学 , 毕文斌 , 张兴周 摘 要: 针对短波信道多径、衰落、多普勒频移及扩展等特点, 设计了一种基于 Watterson 模型的短波信道模拟 器, 该模拟器采用全软件实现, 具有简单易行、可移植性强、费用低等优点, 并可实时嵌入到调制解调器中。通过对 仿真中关键技术进行改进, 提高了系统性能。仿真结果验证了该模拟器的有效性。
Experimental_Confirmation_of_an_HF_Channe_Model.ra
- 短波信道建模的经典文献,1970年,作者wartterson
Watterson
- 短波信道watterson模型的建模仿真,已经编译通过。
SWchannel
- 短波通信的SW信道代码,C语言,函数封装
gaussfir
- 实现短波信道中瑞利衰落和多普勒扩展的代码,比较使用-Achieve short-wave Rayleigh fading channels and the expansion of the code Doppler to compare the use of
watterson
- 经典的短波信道模拟程序——wattson模型,比较好用,适当设置参数-Classic short-wave channel simulation program- wattson model, easy to use, the appropriate parameter settings
multipath
- 短波信道的多径问题仿真,可帮助读者解决短波信道信号的通信仿真问题-HF channel simulation of the multi-path issues to help readers solve the short-wave communications channel signal simulation
The_shortwave_high-speed_QAM_signal_fast_without_j
- 一种短波高速QAM信号快速无抖动码元同步方案的设计,文章基于Gardner定时误差检测算法、预滤波和一阶过零检测锁相环理论,结合卡尔曼 滤波算法,设计了一种快速无抖动的短波高速QAM信号全数字解调码元同步方案,从理论上 推导了方案中各个参数的设置方法,并在不同的信道环境下测试算法的性能,仿真结果显示 该方案具有优良的性能。 -A short high-speed QAM signal symbol timing quickly without jitter in the desi
paper
- 短波信道建模中几篇具有里程碑意义的论文英文原文。-HF channel modeling in several landmark papers in English text.
short-wave-channel-simulation-
- 短波信道模型,是基于watterson提出的典型短波信道。-short-wave channel simulation
Rayleigh_kron
- 这一信道模型能够描述由电离层和对流层反射的短波信道,以及建筑物密集的城市环境。12瑞利衰落只适用于从发射机到接收机不存在直射信号(LoS,Line of Sight)的情况,否则应使用莱斯衰落信道作为信道模型-This channel model is able to describe the HF channel reflected by the ionosphere and troposphere, as well as building a dense urban environment.
rayleighnew
- 瑞利衰落信道,是一种无线电信号传播环境的统计模型。这种模型假设信号通过无线信道之后,其信号幅度是随机的,即“衰落”,并且其包络服从瑞利分布。这一信道模型能够描述由电离层和对流层反射的短波信道,以及建筑物密集的城市环境。-Rayleigh fading channels, the statistical model of a radio signal propagation environment. This model assumes that after the signal through
Rayleigh-fading-channel
- 瑞利衰落信道(Rayleigh fading channel)是一种无线电信号传播环境的统计模型。这种模型假设信号通过无线信道之后,其信号幅度是随机的,表现为“衰落”特性,并且多径衰落的信号包络服从瑞利分布。由此,这种多径衰落也称为瑞利衰落。 这一信道模型能够描述由电离层和对流层反射的短波信道,以及建筑物密集的城市环境。瑞利衰落只适用于从发射机到接收机不存在直射信号的情况,否则应使用莱斯衰落信道作为信道模型。-Rayleigh fading channel, Rayleigh fading ch
resarch-of-BE-on-SWC
- 短波信道的盲均衡算法研究,主要研究短波信道的特点,找出信号传播中存在的问题,并运用盲均衡算法来处理相关问题。-Blind Equalization Algorithm HF channel, the main features of HF channel research, find out problems in signal propagation and use blind equalization algorithms to deal with related issues.
OFDM
- 利用Matlab分别生成OFDM信号和短波信道仿真器-OFDM signals and shortwave channel simulators are generated using Matlab respectively
短波信道PSP均衡研究
- 短波信道PSP信道均衡方式,具有极强鲁棒性,可以快速跟踪信道变化,满足短波信道均衡的需求。(The PSP channel equalization mode of short wave channel has strong robustness, and can quickly track channel changes and meet the needs of short wave channel equalization)
Watterson信道matlab程序
- 程序仿真了短波常用的WAtterson信道模型,包括信道建模,信道时域特性(The program simulates the common WAtterson channel model of short wave, including channel modeling, channel time domain characteristics)
OFDMSignalDetection-master
- 程序实现的主要功能: OFDM调制识别:研究了基于高阶累量和基于小波变换的OFDM信号和单载波调制信号的识别算法,仿真分析了两种算法在高斯信道和多径瑞利衰落信道下的信号识别性能。 OFDM参数估计:研究了基于Welch算法和AR模型法求解功率谱进而估计信号带宽的算法,对两种算法的估计性能进行了比较;根据OFDM信号的循环平稳性研究了基于循环谱的载频估计算法;根据 OFDM信号的自相关性研究了基于可变延时自相关和固定延时自相关的FFT相结合的算法,估计了OFDM信号的有效数据长度、符号
Watterson信道
- 短波watterson信道的仿真建模,可以清楚地了解信道的基本属性,可以出图(The simulation modeling of short wave Watterson channel can clearly understand the basic properties of the channel and can be shown in the figure)