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脉冲振幅（PAM）的仿真：脉冲振幅调制，即是脉冲载波的幅度随基带信号变化的一种调制方式。如果脉冲载波是由冲激脉冲组成的，则前面所说的抽样定理，就是脉冲振幅调制的原理。,Pulse amplitude (PAM) of the simulation: Pulse amplitude modulation, that is, the range of carrier pulse with changes in base-band signal of a modulation. If the puls
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利用matlab仿真软件，实现8QAM调制。在实现时采用正交调幅的方式,某星座点在I坐标上的投影去调制同相载波的幅度,在Q坐标上的投影去调制正交载波的幅度,然后将2个调幅信号相加就是所需的调相信号。-Use of matlab simulation software to achieve 8QAM modulation. In achieving the adoption of quadrature amplitude modulation means of a constellation in
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抑制载波双边带调幅和解调的实现,
Matlab代码编写实现.
采用Matlab或者其它软件工具实现对信号进行抑制载波双边带调幅（DSB-SC）和解调，并且绘制：
（1）信号 及其频谱；
（2）载波 ；
（3）DSB-SC调制信号及其频谱；
（4）DSB-SC调制信号的功率谱密度；
（5）相干解调后的信号波形。
-Carrier suppression bilateral with the realization of amplitude modulation an
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this code has an amplitude modulation with plots.
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模拟单边带调幅及解调产生300 ~ 3400Hz的调制信号，画出时域波形及频谱； 产生载波信号，频率自定义，画出时域波形及频谱； 产生加性高斯白噪声，画出时域波形及频谱； 单边调幅，画出叠加噪声后的调制信号和已调信号的波形及频谱； 设计滤波器，画出幅频响应图； 解调，画出解调后的信号时域波形及频谱，并对比分析。-Simulation of single sideband amplitude modulation an
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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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FSK frequency shif keying simulation with matlab and Quadrature amplitude modulation QAM 16
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基于matlab的QAM调制与解调。正交振幅调制（QAM）是一种幅度和相位联合键控（APK）的调制方式。它可以提高系统可靠性，且能获得较高的信息频带利用率，是目前应用较为广泛的一种数字调制方式。
-Matlab based on the QAM modulation and demodulation. Quadrature amplitude modulation (QAM) is a joint amplitude and phase keying (APK) modulation met
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digital modulation of the bit sequence, frequency modulation, amplitude modulation, phase shift keying, frequency shift keying
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脉冲振幅调制（PAM）：理论分析和代码实现-Pulse amplitude modulation (PAM): Theory and Code Implementation
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Inter-symbol interference if not taken care off may
cause severe error at the receiver and the detection of signal becomes
difficult. An adaptive equalizer employing Recursive Least Squares
algorithm can be a good compensation for the ISI probl
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In this file I have described amplitude modulation with the help of MATLAB environment through programming in M.file
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模拟通信系统中，幅度调制及频率调制的代码，调制与解调，应用matlab实现。-Analog communication systems, amplitude modulation and frequency modulation code, modulation and demodulation, the application of matlab.
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单边带调幅，多边带调幅，AM信号，调频信号等的matlab仿真实现-Single-sideband amplitude modulation matlab simulation implementation of multilateral with amplitude modulation, AM signals, FM signals
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Generation of ASK:
Amplitude shift keying - ASK - in the context of digital communication is a modulation process which imparts to a sinusoid two or more discrete amplitude levels 1. These are related to the number of levels adopted by the digit
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模拟调制与解调，包括关于标准调幅、抑制载波双边带调幅、单边带调幅、残留边带调幅等一些理论的Matlab仿真代码。-Analog modulation and demodulation, including on the standard AM, double-sideband suppressed carrier amplitude modulation, single-sideband amplitude modulation, Matlab simulation code vestigial
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8QAM调制，MATLAB，有完整的星座图，详细的源代码，完整的框图-8QAM modulation, MATLAB, a complete constellation, detailed source code, complete block diagram
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Amplitude Modulation simulation in Matlab, so here we define s(t) as an AM signal and plot it on the frequency domain for various parameters.
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16-QAM（正交幅度调制）Matlab代码和仿真(16-QAM(Quadrature Amplitude Modulation) Matlab code and simulation)
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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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