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matlab,线性调频信号，脉冲压缩，雷达信号仿真,matlab, linear frequency modulated signal, pulse compression, radar signal simulation
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利用MATLAB实现了跳频信号的调制和解调，给出了频谱图。,The use of MATLAB implementation of the frequency hopping signal modulation and demodulation, give the frequency spectrum.
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，用MATLAB实现快跳频通信系统的仿真。主要应用了SIMULINK和COMMUNICATION BLOCKETS两个模块。整个设计包括了信源产生部分、发送部分、跳频调制部分、信道部分、接收部分和结果分析部分共六个模块，核心技术是伪随机序列的产生和频率合成器的设计，而关键技术是收发两端的伪随机码元的同步。伪随机码的产生用S－函数编程来开发自己的SIMULINK模块。同步的实现是收发两端采用相同的扩频脉冲触发。而且在设计中每个模块都采用了模块封装技术，从而简化了框图结构-Using MATLAB
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.FSK、PSK、ASK调制原理 在数字通信系统中，数字基带信号通常要经过数字调制后再传输。常见的调制方式有频移键控（FSK）、相移键控（PSK）、幅移键控（ASK）-. FSK, PSK, ASK modulation principle in digital communication systems, digital baseband signal is usually subject to digital modulation and then transmitted. Common m
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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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包括信号的调制与解调，经MATLAB仿真，其性能良好。-Including the signal modulation and demodulation, by the MATLAB simulation, its performance is good.
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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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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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数字信号调制中的幅度调制、频率调制、相位调制等例程。-Digital signal modulation of the amplitude modulation, frequency modulation, phase modulation, such as routines.
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Bluetooth modulation and frequency hopping
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雷达测伪距 采用的正负调频法 matlab仿真源码 -The radar measured pseudorange positive and negative frequency modulation method matlab simulation source code
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雷达测伪距 采用的正负调频法 matlab仿真源码 -The radar measured pseudorange positive and negative frequency modulation method matlab simulation source code
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通过matlab实现通信原理的AM、FM噪声调制(amplitude modulation and frequency modulation)
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逆变器的调制方法有多种，如单极性调制，双极性调制，单极倍频调制等，此处是单极性调制，并给出单极性调制发生器(There are many modulation methods for inverters, such as unipolar modulation, bipolar modulation, unipolar frequency modulation, etc. This is unipolar modulation, and a unipolar modulation generat
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MFSK实现多进制调频与解调，相干解调与非相干解调，眼图(MFSK realization of M-ary frequency modulation and demodulation, coherent demodulation and non coherent demodulation, eye diagram)
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these programs are related to modulation techniques like amplitude modulation, frequency modulation and DSBSC,SSBSC, sampling theorem
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A key consequence of the usual double-sideband amplitude modulation (AM) is that the range of frequencies the signal spans (its spectral bandwidth) is doubled. Thus, the RF bandwidth of a signal (measured from the lowest frequency as opposed to 0 Hz)
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matlab仿真线性调频连续信号在雷达中的传播(The matlab simulation of linear frequency modulation continuous signal transmission in radar.)
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仿真线性调频连续波雷达的信号处理，设线性调频带宽为22MHz，时宽为200us ，雷达载频为10GHz，输入噪声为高斯白噪声。目标模拟分单目标和双目标两种情况。(Simulation of linear frequency modulation continuous wave radar signal processing, linear frequency modulation of 22 MHZ bandwidth, wide for 200 us, radar carrier freque
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雷达动目标回波仿真，进一步考虑LFM调频脉冲串，仿真一个运动目标的回波，以及通过脉冲压缩和FFT速度估计的过程。(Radar moving target echo simulation, further considering LFM frequency modulation pulse train, simulation of a moving target echo, as well as through pulse compression and FFT speed estimation
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