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1下载：
uwb基础源码，包括uwb信号产生、各种调制方法、信号功率谱密度频谱特性、以及信道仿真等。-uwb basis of source, including uwb signal generator, various modulation methods, the signal power spectral density spectrum, and channel simulation.
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完整的ofdm程序，里面给出了功率谱密度的分析过程，比较精简实用-Ofdm complete procedure, which gives the power spectral density analysis of the process more streamlined and practical
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％ 仿真主要完成OFDM系统建模,实现OFDM系统传输流程,
％ 并对OFDM信号的时域波形及功率普密度进行分析.进行循环谱相关切片的分析。- Simulation of the main complete OFDM system modeling, the realization of OFDM transmission system process, of the OFDM signal in time domain waveforms and power density analysi
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本程序对OFDM这一调制方式的基本流程进行了仿真，通过高斯白噪声信道，接收信号解调，对比发送和接收信号波形，并画出功率谱密度图形-This program OFDM modulation scheme of this basic flow of the simulation carried out by white Gaussian noise channel, the received signal demodulation, compare sent and received signal
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升余弦函数对OFDM信号功率谱密度的影响-Raised cosine function OFDM signal power spectral density
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OFDM Peak-to-Average Power Reduction Scheme
with Spectral Masking
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Its a research paper from ieee In this letter, analytical expressions are derived for
the power spectral density (PSD) of orthogonal frequency division
multiplex (OFDM) signals employing a cyclic prefix (CP-OFDM)
or zero padding (ZP-OFDM) time
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OFDM系统完整的程序，从而使功率谱密度的分分析过程更加简化和实际,可以直接使用。
-OFDM system complete the program, so that the power spectral density of the sub-analysis process more streamlined and practical, can be used directly.
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本文介绍了OFDM技术及其功率谱的，并通过仿真研究了OFDM的功率谱密度特点。在同样条件下，增大子载波数目，会使信号带宽增加，带外衰减加快，功率谱密度图形更加接近于矩形。另外，添加循环前缀将使离散峰值谱线的值略微增大。-This article describes the OFDM technology and its power spectrum, and to study the characteristics of the power spectral density of the OFD
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该程序用于基于认知无线电NC-OFDM系统的仿真，用来计算信号的功率谱密度-The program for the NC-OFDM Cognitive Radio system simulation for calculating the power spectral density of the signal。
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一个简单的OFDM信号产生的matlab程序，并且画出其功率谱密度（psd）图。-A simple OFDM signal matlab procedures, and draw its power spectral density (psd) FIG.
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This article outlines the basic principles of OFDM-IDMA. Comparisons with other alternative technologies such as OFDM-CDMA and OFDMA are provided. Some attractive features of OFMD-IDMA are explained, including lowcost iterative multi-user detection,
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直线阵采用切比学夫加权控制主旁瓣比，计算目标和海洋回波的功率谱密度,搭建OFDM通信系统的框架。- Linear array using cut than learning laid upon the right control of the main sidelobe ratio, Calculating a target and ocean echo power spectral density, Build a framework OFDM communication system.
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计算目标和海洋回波的功率谱密度,可以得到很精确的幅值、频率、相位估计，搭建OFDM通信系统的框架。- Calculating a target and ocean echo power spectral density, You can get a very accurate amplitude, frequency, phase estimation, Build a framework OFDM communication system.
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加窗的ofdm求功率谱密度,对学习ofdm很有帮助-Windowed ofdm seeking power spectral density
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Simulation Power Spectral Density Of OFDM signal
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计算目标和海洋回波的功率谱密度,搭建OFDM通信系统的框架，实现了对10个数字音的识别程。- Calculating a target and ocean echo power spectral density, Build a framework OFDM communication system, Realization of 10 digital audio recognition progra.
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ofdm系统仿真 含16qam调制 fft 加窗 加cp等模块，通过matlab代码，计算目标和海洋回波的功率谱密度。- ofdm system simulation including 16qam modulation fft windowing modules plus cp, By matlab code, Calculating a target and ocean echo power spectral density.
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Energy spectrum analysis and calculation, Can dynamically adjust the parameters of the operating environment, Calculating a target and ocean echo power spectral density.
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FBMC transmitter offers low power and high speed than the OFDM transmitter.Spectral efficiency is high. sidelobe problem is eliminated by using filter bank.
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