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1．通过脉冲幅度调制与解调实验，加深理解脉冲幅度调制与解调的特点.
2．通过PAM系统实验，掌握PAM系统的电路组成与工作原理，建立PAM通信系统的概念。
3．通过验证抽样定理实验，加深理解和掌握抽样定理。
-1. Through the pulse amplitude modulation and demodulation experiment, deepen our understanding of pulse amplitude modulation and demodulat
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随着信息容量的增加和频率资源的稀缺，为提高单位频带利用率，在微波通信系统中越来越多地采用多电平多相位的复杂信号调制方式，尤其是正交幅度调制(QAM)得到了大量的应用，从早期的4QAM到今天的16QAM。高阶QAM调制大容量数字微波通信系统为了保证服务质量，降低误码率，-long with the increase of information capacity and frequency resource scarcity, for improving the utilization ratio
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ask调制解调程序及相应误码率计算。随机产生正弦信号，进行ask幅度调制及解调。-ask modulation and demodulation process. Randomly generated sinusoidal signals, amplitude modulation and demodulation ask.
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超宽带信号中高斯脉冲和冲击脉冲的产生，以及脉冲位置调制（PPM)和脉冲幅度调制(PAM)，形成一个完整的电路来完成整个过程-UWB signal in the Gaussian pulse and impulse generation, and pulse position modulation (PPM) and pulse amplitude modulation (PAM), to form a complete circuit to complete the whole process
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amplitude modulation code
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This contribution considers semi-blind adaptive equalization for communication systems that employ high-throughput quadrature
amplitude modulation signalling. A minimum number of training symbols, approximately equal to the dimension
of the equal
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Simulink-based Simulation of Quadrature Amplitude
Modulation (QAM) System
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本文提出了数字与模拟
相结合的自适应对消方案。通过对发射天线耦合过来的参考信号进行采样，转
换为数字信号后输入信号处理器中经调幅调相处理，再经过DAC转换并放大
后和接收机接收干扰信号相抵消，抵消残留信号再采样转换为数字信号后输入
到信号处理器中调整调幅调相的权值，重复上述过程，形成模拟和数字相结合
的自适应干扰抵消，最终使干扰噪声得到了衰减。
-This paper presents a combination of digital and analog adaptiv
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Mat lab code for Amplitude modulation
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可数字调频调幅的数字信号发生器 数字信号发生器 摘要:本文利用AT89S51产生一个可调频和调幅的方波信号，通过此信号来产生三角波，锯齿-Digital AM FM can be a digital signal generator digital signal generator Abstract: By using AT89S51 produce a square wave frequency modulation and amplitude modulation of the signal
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Amplitude modulation
using MATLAB
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基于VHDL硬件描述语言，对基带信号进行ASK振幅调制-VHDL hardware descr iption language based on the ASK baseband amplitude modulation signal
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dsp基于ccs平台的脉冲幅度调制(PAM)仿真程序-dsp pulse amplitude modulation (PAM) emulator
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DSP基于CCS平台的脉冲幅度调制的以及其相干解调仿真程序-DSP platform based on CCS pulse amplitude modulation and coherent demodulation of its simulation program
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PULSE AMPLITUDE MODULATION NAD PULSE WIDTH MODULATION FOR COMMUNICATION
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在现代通信原理课程中，在MATLAB中实现二进制幅移键控调制程序。-In modern communication theory course, to implement in MATLAB binary amplitude shift keying modulation program.
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quadrature amplitude modulation (QAM64)-quadrature amplitude modulation (QAM64)
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Orthogonal frequency-division multiplexing (OFDM), essentially identical to coded OFDM (COFDM) and discrete multi-tone modulation (DMT), is a frequency-division multiplexing (FDM) scheme used as a digital multi-carrier modulation method. A large numb
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Orthogonal frequency-division multiplexing (OFDM), essentially identical to coded OFDM (COFDM) and discrete multi-tone modulation (DMT), is a frequency-division multiplexing (FDM) scheme used as a digital multi-carrier modulation method. A large numb
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Orthogonal frequency-division multiplexing (OFDM), essentially identical to coded OFDM (COFDM) and discrete multi-tone modulation (DMT), is a frequency-division multiplexing (FDM) scheme used as a digital multi-carrier modulation method. A large numb
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