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3下载：
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 OFDM communication system design, including coding, modulation, IFFT, the upper and lower frequency, Gaussi
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FM(Frequency Modulation) using simulink in Matlab.
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信号的调制与解调,调频、调幅、调相。了解几种基本的调制方法。-Signal modulation and demodulation, frequency modulation, amplitude modulation, phase modulation. Learn some basic modulation methods.
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基于MATLAB的线性调频信号产生以及频谱分析，某雷达参数下的模糊函数及自相关函数仿真分析。-MATLAB based on the linear frequency modulation signal generator and spectrum analyzer, a parameter under the radar ambiguity function and autocorrelation function simulation analysis.
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FSK/PSK调制顶层文件
，正弦波模块
，正弦波模块初始化文件
，振幅调整及波形选择模块
，频率显示值地址产生模块
，频率步进键核心模块
，弹跳消除电路-FSK/PSK modulation top-level documents, sine-wave modules, module initialization file sine wave, amplitude adjustment and waveform selection module, the freque
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扩频通信系统，包括直接序列扩频，PN序列产生，以及调频扩频-Spread spectrum communication system, including direct sequence spread spectrum, PN sequence generation, as well as spread spectrum frequency modulation
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多进制数字频率调制(MFSK)系统VHDL程序-Multi-band digital frequency modulation (MFSK) system VHDL procedures
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多用户多载波时频域cdma扩频的仿真，使用类编程。包含发送，信道，接收3个类。有选择用户数，联合扩频，调制，FFT变换，高斯信道和瑞利，解调，解扩，统计误码率等功能，减小仿真点数可使程序运行更快。-Multi-user multi-carrier spread spectrum cdma time-frequency domain of the simulation, the use of programming. Send contain, channel, receiving three c
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以转差频率矢量控制的基本原理和概念为基础，利用matlab simulink构建仿真模型并进行仿真。仿真的结果表明采用转差频率控制的矢量控制系统具有良好的控制性能。-To slip frequency vector control of the basic principles and concepts based on the use of matlab simulink simulation model and to build a simulation. Simulation result
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设计卫星信道条件下，用于调制方式识别的载频和带宽识别算法。-Satellite channels under the conditions of the design for the identification of modulation carrier frequency and bandwidth of the recognition algorithm.
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通信信号相干调制解调源码 Fc=10 ％载频
Fs=40 ％系统采样频率
Fd=1 ％码速率
N=Fs/Fd
df=10
numSymb=25 ％进行仿真的信息代码个数
M=2 ％进制数-Coherent modulation and demodulation of communication signal source Fc = 10 carrier frequency Fs = 40 systematic sampling frequency Fd = 1 co
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正交频分复用的调制解调：实现了mb-ofdm的基带超宽带信号调制解调-Orthogonal frequency division multiplexing of the modulation and demodulation: the mb-ofdm of base-band ultra-wideband signal modulation and demodulation
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简单实用的扩频系统MATLAB源程序，包括直接序列，调频和CDMA-Spread-spectrum systems simple and practical MATLAB source, including direct sequence, frequency modulation and CDMA
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GMSK是高斯滤波的最小频移键控的简称，基本的工作原理是将基带信号先经过高斯滤波器成形，再进行最小频移键控(MSK)调制。由于成形后的高斯脉冲包络无陡峭边沿，亦无拐点，因此频谱特性优于MSK信号的频谱特性。-GMSK Gaussian filter is the smallest FSK abbreviation, the basic working principle is to base-band signal to pass Gaussian filter shape, and then
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采样法生成三相SPWM波的开环调速控制程序载波频率为20KHz，或载波周期为50μs。DSP晶振10MHz，内部4倍频，时钟频率为40MHz，计数周期为25ns。假设调制波频率由外部输入（1～50Hz），并转换成合适的格式-Sampling method to generate three-phase SPWM wave open-loop speed control procedures for the carrier frequency 20KHz, or carrier period is
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频率调制，属于角度调制中主要一种，相位调制可以通过对信号先微分再调频获得-Frequency modulation, angle modulation in the main belong to a kind of phase modulation of the signal can be differential access to re-FM
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雷达系统仿真，发射信号为13位巴克码和线性调频混合调制的信号-Radar System Simulation, firing signal for the 13 Barker code modulation and linear frequency modulation of mixed signal
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DMT调制，就是把整个通信信道在频域上划分很多子信道，在每个子信道上仍然采用QAM或类似的带通信号进行传输。其中QAM的通带中心频率应该与相应的子信道的中心频率一致。-DMT modulation, that is, the entire communication channel in the frequency domain divided on a lot of channel in each channel is still used on QAM or similar bandpass
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这是我们现代通信原理课程设计时所写的一个关于模拟信号的调频（FM）、双边带调幅（DSB）程序，里面还有详细的报告。-This is our modern communication principles course design of a written about analog signals (FM), the frequency modulation (DSB) with bilateral program, with detailed report.
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