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Description: it is used as basic ofdm model.
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Size: 69632 |
Author: prashant |
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Description: it is used to calculat clipping in ofdm model
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Size: 3072 |
Author: prashant |
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Description: 本程序是基于IFFT/FFT的OFDM系统模型的链路仿真，数据调制采用QPSK。-This procedure is based on the link of the IFFT/FFT OFDM system model simulation, data modulation using QPSK.
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Size: 1024 |
Author: 小怪 |
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Description: 基于OFDM系统的仿真 并附有simulink的模型-OFDM simulation based on simulink model
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Size: 1428480 |
Author: wayne shi |
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Description: Lte simulink model using turbo code ofdm an 16qam modulator
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Size: 13312 |
Author: LuisMa |
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Description: OFDM调制解调系统的设计，内涵matlab simulink的模型和误码率监测的M文件，改OFDM调制解调系统模型可以适应于matlab较低版本，可执行。-OFDM modulation and demodulation system design, the connotation Matlab Simulink model M-file and bit error rate monitoring, change the OFDM modulation and demodulation system model can be adapted to a lower version of the executable in matlab.
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Size: 390144 |
Author: lily |
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Description: 针对在无线电监测和认知无线电系统中,信号参数估计这一重要问题,证明了OFDM信号具有循环平稳性的必要条件是加循环前缀或有非矩形脉冲成型,并以线性周期时变变换(LPTV)模型为基础,推导了OFDM信号的循环谱表达式-For radio monitoring and cognitive radio systems, signal parameter estimation of this important issue, the necessary condition for the OFDM signal with cyclostationarity is the cyclic prefix increases or non-rectangular pulse shaping, and Linear Periodically Time-varying transform (LPTV) model, based on the cyclic spectrum of the OFDM signal expression is derived
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Size: 273408 |
Author: Chaos |
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Description: OFDM里常用到的模型，一个相对完整的OFDM通信系统的仿真设计，包括编码，调制，IFFT，上下变频，高斯信道建模，FFT，PAPR抑制，各种同步，解调和解码等模块，并统括系统性能的仿真验证了系统设计的可靠性。
-OFDM where commonly used to model a relatively complete OFDM communication system simulation design, including coding, modulation, IFFT, and down conversion, Gaussian channel model, the FFT, PAPR suppression, a variety of synchronization, demodulation and decoding module, and system including the system performance of the simulation to verify the reliability of the system design.
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Size: 23552 |
Author: fengfeng |
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Description: OFDM系统的最大似然同步（ML）算法的程序，信道模型为带有多普勒频移的瑞利衰落信道。-OFDM system maximum likelihood synchronization procedures (ML) algorithm, the channel model with the Doppler shift of the Rayleigh fading channel.
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Size: 1024 |
Author: zhangwei |
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Description: OFDM with qpsk in AWGN channel and the channel model
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Size: 1024 |
Author: paul |
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Description: OFDM通信系统性能仿真，包括PAPR抑制、同步算法、编码、上下变频、高斯信道建模等-OFDM communication system simulation, including the PAPR suppression, synchronization algorithm, coding, frequency up and down, Gaussian channel model
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Size: 124928 |
Author: 赖平 |
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Description: 完成802.11a的建模，可供通信专业研究人员参考-complete the model of 802.11a
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Size: 27648 |
Author: 赵玉婷 |
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Description: 电力线信道模型下OFDM通信系统的Simulink仿真研究，值得大家参考-Power line channel model Simulink Simulation of the OFDM communication system, it is worth reference
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Size: 342016 |
Author: 熊信敏 |
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Description: 这是一个相对完整的OFDM通信系统的仿真设计，包括编码，调制，IFFT，上下变频，高斯信道建模，FFT，PAPR抑制，各种同步，解调和解码等模块，并统括系统性能的仿真验证了系统设计的可靠性。-This is a relatively complete simulation of the OFDM communication system design, coding, modulation, IFFT, the upper and lower frequency, Gaussian channel model, FFT, PAPR suppression, a variety of synchronization, demodulation and decoding mode block, and the omnibus systemthe performance of the simulation verify the reliability of the system design.
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Size: 37888 |
Author: yingxiangyue |
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Description: 在 OFDM 数学原理和收发模型的基础上，本文对帧同步、定时同步、频率同
步和采样同步给 OFDM 系统所产生的影响进行了理论分析，同时讨论了基于循环
前缀或训练符号的典型 OFDM 同步算法。参考 802.11a 突发数据帧结构和系统参
数，分析几种 OFDM 同步算法用于突发分组传输的性能；在分析了几种经典的信
道估计算法基础上,通过对复杂度和性能的折衷，选择一种适合本文系统的估计
算法。最后作者提出一种改进型 LS 信道估计算法，该算法考虑了 LS 算法中噪声
的影响，从而提高了低信噪比下信道估计的精度。仿真结果表明，改进算法在低
信噪比下具有良好的性能。
-OFDM mathematical principles and transceiver model based on frame synchronization, timing synchronization, frequency synchronization and sampling synchronization to the OFDM system, the impact of the theoretical analysis are also discussed based on the cyclic prefix or training symbols typical OFDM synchronization algorithm . Reference 802.11a burst data frame structure and system parameters, analyze several OFDM synchronization algorithm for burst packet transmission performance several classic channel estimation algorithm based on a compromise between complexity and performance, select a suitable estimation algorithm in this article. Finally, the author proposed a modified LS channel estimation algorithm that takes into account the effects of noise in the LS algorithm, thus improving the low SNR channel estimation accuracy. Simulation results show that the improved algorithm has good performance in low signal-to-noise ratio.
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Size: 8734720 |
Author: 刘金强 |
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Description: 基于傅立叶变换的ofdm模型信道是高斯信道-OFDM model based on fft transform
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Size: 1024 |
Author: 欧阳修 |
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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的发展状况及基本原理, 文章对OFDM 系统调制与解调技术进行了解析，得到了OFDM 符号的一般表达式，给出了OFDM 系统参数设计公式和加窗技术的原理及基于IFFT/FFT 实现的OFDM 系统模型。-Orthogonal frequency division multiplexing (OFDM) is the fourth generation mobile communication core technology. The article briefly describes the development of OFDM and the basic principles, the article OFDM system modulation and demodulation techniques are parsed to obtain a general expression of OFDM symbols, OFDM system design parameters are given formula and windowing technology works and based on the IFFT/FFT OFDM system model implemented.
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Size: 656384 |
Author: 曾福来 |
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Description: 这是一个相对完整的OFDM通信系统的仿真设计，包括编码，调制，IFFT，上下变频，高斯信道建模，FFT，PAPR抑制，各种同步，解调和解码等模块，并统括系统性能的仿真验证了系统设计的可靠性。-This is a relatively complete OFDM communication system simulation design, including coding, modulation, IFFT, down conversion, Gaussian channel model, FFT, PAPR suppression, various synchronization, demodulation and decoding modules and system performance omnibus simulation system design reliability.
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Size: 44032 |
Author: 辉 |
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Description: Based on the principle of OFDM system, the paper mainly includes the following aspects: the development of mobile communications, the characteristics of the radio channel, OFDM system theory, the advantages and disadvantages, key technologies, and adaptive technology of the OFDM technologies.Next, the OFDM symbol function, time domain and frequency domain model is analyzed detailed by some basic knowledge, some basic knowledge of Convex optimization problem.-Based on the principle of OFDM system, the paper mainly includes the following aspects: the development of mobile communications, the characteristics of the radio channel, OFDM system theory, the advantages and disadvantages, key technologies, and adaptive technology of the OFDM technologies.Next, the OFDM symbol function, time domain and frequency domain model is analyzed detailed by some basic knowledge, some basic knowledge of Convex optimization problem.
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Size: 64512 |
Author: znp |
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Description: Basic OFDM Model in MATLAB
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Size: 2048 |
Author: Amirreza |
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