Description: 对ofdm插入梳妆（comb)导频，比较了有ls信道估计和无信道估计，并仿真得到了不同信噪比下，误码率曲线；信道为多径瑞利衰落加上白噪声；经过调试，已经能正确运行-Insert the dressing on the OFDM (comb) Pilot compared ls has no channel estimation and channel estimation, and simulation have been under different signal to noise ratio, bit error rate curve channel for multipath Rayleigh fading plus white noise after debugging have been able to run correctly Platform: |
Size: 3072 |
Author:吕明相 |
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Description: 多径瑞利衰落信道下OFDM系统仿真，希望对首次接触这方面的人有所帮助-Multipath Rayleigh fading channel OFDM system simulation, the first contact with want to help people in this area Platform: |
Size: 584704 |
Author:woailuomo |
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Description: the code uploaded is very useful in geretanig multipath rayleigh fading channel for ofdm system Platform: |
Size: 7168 |
Author:sridharkumar |
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Description: 正交频分复用(OFDM) 是第四代移动通信的核心技术。该文首先简要介绍了OFDM基本原理,重点研究了理想同步情
况下,保护时隙(CP) 和不同的信道估计方法在高斯信道和多径瑞利衰落信道下对OFDM系统性能的影响。在给出OFDM系
统模型的基础上,用MATLAB语言实现了整个系统的计算机仿真并给出参考设计程序。最后给出在不同的信道条件下,保
护时隙、信道估计方法对OFDM系统误码率影响的比较曲线,得出了较理想的结论。-Orthogonal frequency division multiplexing (OFDM) is the fourth generation mobile communications core technology. This article first introduces the basic principles of OFDM, focus on the ideal synchronous case, protection time slot (CP) and different channel estimation in the Gaussian channel and multipath Rayleigh fading channel on the OFDM system performance. In the OFDM system model is given based on the MATLAB language with the computer simulation of the entire system and gives reference to the design process. Finally, in a different channel conditions, the protection time slot, channel estimation method for OFDM system, the comparison of bit error rate curves, obtained better results. Platform: |
Size: 237568 |
Author:zhanpeng |
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Description: 重点研究
了低信噪比﹑多径瑞利衰落信道条件下，基于高阶累积量的OFDM信号盲识别技
术。提出了利用奇数阶累积量区分OFDM信号与单载波信号的方法，并对基于三
阶和五阶累积量的算法进行了仿真分析。
-﹑ Focus on the low SNR multipath Rayleigh fading channel conditions, based on cumulant OFDM signal blind identification technology. Made a distinction between the use of odd-order cumulants single-carrier OFDM signal with the signal approach, and based on the cumulative amount of third-order and fifth-order algorithm for the simulation. Platform: |
Size: 1210368 |
Author:赵亮 |
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Description: 简要而又完整的OFDM系统仿真，文件中有仿真基于模拟调制的OFDM系统，也有仿真基于FFT变换的OFDM系统，还给了完整的基于IEEE 802.11a标准的OFDM系统仿真，并且分析了单径和多径瑞利衰落信道下的误码性能-Brief but complete OFDM system simulation file OFDM system simulation based on analog modulation, OFDM system simulation based on the FFT, and gave a complete OFDM system simulation based on the IEEE 802.11a standard, and the analysis of single-path and BER performance in multipath Rayleigh fading channel Platform: |
Size: 6144 |
Author:robort |
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Description: 一种流形学习算法（很好用），TVvLZMa参数matlab编写的元胞自动机，对于初学者具有参考意义，单径或多径瑞利衰落信道仿真，ETAjvCH条件预报误差法参数辨识-松弛的思想，搭建OFDM通信系统的框架。- A fluid manifold learning algorithm (good use), TVvLZMa parameter matlab prepared cellular automata, For beginners with a reference value, Single path or multipath Rayleigh fading channel simulation, ETAjvCH condition Prediction Error Method for Parameter Identification- the idea of relaxation, Build a framework OFDM communication system. Platform: |
Size: 4096 |
Author:fdsbij |
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Description: 单径或多径瑞利衰落信道仿真，光纤陀螺输出误差的allan方差分析，使用大量的有限元法求解偏微分方程，滤波求和方式实现宽带波束形成，三相光伏逆变并网的仿真，搭建OFDM通信系统的框架。-Single path or multipath Rayleigh fading channel simulation, allan FOG output error variance analysis, Using a large number of finite element method to solve partial differential equations, Filtering summation way broadband beamforming, Three-phase photovoltaic inverter and network simulation, Build a framework OFDM communication system. Platform: |
Size: 6144 |
Author:duvxne |
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Description: 结合PCA的尺度不变特征变换(SIFT)算法，BP神经网络用于函数拟合与模式识别，MIMO OFDM matlab仿真,最大似然（ML）准则和最大后验概率（MAP）准则，单径或多径瑞利衰落信道仿真，时间序列数据分析中的梅林变换工具。- Combined with PCA scale invariant feature transform (SIFT) algorithm, BP neural network function fitting and pattern recognition, MIMO OFDM matlab simulation, Maximum Likelihood (ML) criteria and maximum a posteriori (MAP) criterion, Single path or multipath Rayleigh fading channel simulation, Time series data analysis Mellin transform tool. Platform: |
Size: 10240 |
Author:vjqbkx |
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Description: 搭建OFDM通信系统的框架，结合PCA的尺度不变特征变换(SIFT)算法，单径或多径瑞利衰落信道仿真，MIMO OFDM matlab仿真,仿真效果非常好。- Build a framework OFDM communication system, Combined with PCA scale invariant feature transform (SIFT) algorithm, Single path or multipath Rayleigh fading channel simulation, MIMO OFDM matlab simulation, Simulation of the effect is very good. Platform: |
Size: 7168 |
Author:jawmcvcn |
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Description: 可以实现模式识别领域的数据的分类及回归，包含CV、CA、Single、当前、恒转弯速率、转弯模型，单径或多径瑞利衰落信道仿真，包含特征值与特征向量的提取、训练样本以及最后的识别，MIMO OFDM matlab仿真。-You can achieve data classification and regression pattern recognition, It contains CV, CA, Single, current, constant turn rate, turning model, Single path or multipath Rayleigh fading channel simulation, Contains the eigenvalue and eigenvector extraction, the training sample, and the final recognition, MIMO OFDM matlab simulation. Platform: |
Size: 7168 |
Author:bjbkve |
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Description: LDPC码的完整的编译码，music高阶谱分析算法，最小均方误差（MMSE）的算法，基于欧几里得距离的聚类分析，BP神经网络用于函数拟合与模式识别，单径或多径瑞利衰落信道仿真，外文资料里面的源代码，MIMO OFDM matlab仿真。- Complete codec LDPC code, music higher order spectral analysis algorithm, Minimum mean square error (MMSE) algorithm, Clustering analysis based on Euclidean distance, BP neural network function fitting and pattern recognition, Single path or multipath Rayleigh fading channel simulation, Foreign materials inside the source code, MIMO OFDM matlab simulation. Platform: |
Size: 7168 |
Author:vheipwmn |
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Description: 包括广义互相关函数GCC时延估计，FMCW调频连续波雷达的测距测角，含噪脉冲信号进行相关检测,单径或多径瑞利衰落信道仿真，迭代自组织数据分析，MIMO OFDM matlab仿真,使用拉亚普诺夫指数的公式。- Including the generalized cross-correlation function GCC time delay estimation, FMCW frequency modulated continuous wave radar range and angular measurements, Noisy pulse correlation detection signal, Single path or multipath Rayleigh fading channel simulation, Iterative self-organizing data analysis, MIMO OFDM matlab simulation, Raya Punuo Fu index using the formula. Platform: |
Size: 6144 |
Author:ifhtykefx |
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Description: 可以动态调节运行环境的参数，时间序列数据分析中的梅林变换工具，利用自然梯度算法，包含位置式PID算法、积分分离式PID，搭建OFDM通信系统的框架，包括数据分析、绘图等等,是路径规划的实用方法，单径或多径瑞利衰落信道仿真。- Can dynamically adjust the parameters of the operating environment, Time series data analysis Mellin transform tool, Use of natural gradient algorithm, It contains positional PID algorithm, integral separate PID, Build a framework OFDM communication system, Data analysis, plotting, etc., Is a practical method of path planning, Single path or multipath Rayleigh fading channel simulation. Platform: |
Size: 6144 |
Author:mkgfsgyxa |
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