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DVB-C.rar
Digital Video Broadcasting (DVB)
Framing structure, channel coding and modulation
for cable systems
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SPWM.rar
sinusoidal pulse width modulation (pwm) inverter
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mySynth.rar
Sound synthesis with Matlab. Simple implementation of a multi-oscillator synthesizer. Includes FM modulation, 2 LFO s, 2 Env s.
Good to learn the basis of sound synthesis in Matlab.
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Delta.rar
delata modulation different techniques comparison
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psk.zip
Mpsk simulation (m=2,4,8) from generation of bit stream through MPSK modulation and the creation of AWGN complex noise to the demodulation
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adpcm.rar
Matlab code for implementing ADPCM modulation in an efficient manner
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PCM.rar
The M-File contains PCM modulation.
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PWM.rar
PWM原理
2、调制器设计思想
3、具体实现设计
一、 PWM（脉冲宽度调制Pulse Width Modulation）原理：
脉冲宽度调制波通常由一列占空比不同的矩形脉冲构成，其占空比与信号的瞬时采样值成比例。图1所示为脉冲宽度调制系统的原理框图和波形图。该系统有一个比较器和一个周期为Ts的锯齿波发生器组成。语音信号如果大于锯齿波信号，比较器输出正常数A，否则输出0。因此，从图1中可以看出，比较器输出一列下降沿调制的脉冲宽度调制波。
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Tarea4[Pacheco-Santana].rar
This is an MATLAB GUIDE for Simulation of FM modulation, with his spectrum, the input parameters are the modulation index, menssage frequency and carrier freq.
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