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In this letter, the error performance of an ultra-wideband (UWB) system with a hybrid pulse amplitude and position modulation (PAPM) scheme over indoor lognormal fading channels is analyzed. In the PAPM UWB system, input data is modulated onto both t
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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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PCM编码系统的设计【课程设计】PCM编码（又叫脉冲编码调制）：数字通信的编码方式之一。主要过程是将话音、图像等模拟信号每隔一定时间进行取样，使其离散化，同时将抽样值按分层单位四舍五人取整量化，同时将抽样值按一组二进制码来表示抽样脉冲的幅值。-PCM coding system design curriculum design】 【PCM encoding (also known as pulse code modulation): digital communications, one of
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通信原理实验内容，包括脉冲幅度调制与解调和PSK(DPSK)调制与解调-Communication principle experiment, including pulse amplitude modulation and demodulation and PSK (DPSK) modulation and demodulation
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超宽带脉冲幅度调制接收端频谱，与其他的几个共用-Ultra-wideband pulse amplitude modulation spectrum receiver, and some other common
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超宽带脉冲幅度调制路径损耗的计算，与其他的几个共用-Ultra-wideband pulse amplitude modulation path loss calculations, and some other common
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研究相关瑞利衰落信道上MIMO系统中组合发射机选择合并(SC)／4t-收机最大比合并(MRC)的天线分集系统性能。使用矩生成函数方法，推导相关瑞利衰落信道上采用组合SC／MRC天线分集和相干检测的M 进制相移键控(MPSK)，M进制正交幅度调制(MQAM)，M 进制脉冲幅度调制(MPAM)等几种M 进制数字调制方式的误符号率精确表达式。数值计算结果阐明相关性和天线阵结构对采用组合SC／MRC天线分集的几种M 进制数字调制方式的平均误符号率性能的影响。-Research related to Ra
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一般红外电视遥控器的输出都是用编码后串行数据对38～40kHz的方波进行脉冲幅度调制而产生的。-Infrared TV remote control in general are using the output serial data is encoded on the 38 ~ 40kHz square wave pulse amplitude modulation generated.
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An 8-QAM communications channel simulation in Simulink, constructed from a 16-QAM model and using an I,Q correlation receiver.
QAM (quadrature amplitude modulation) is a method of combining two amplitude-modulated (AM) signals into a single chan
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Bit Error Rate analysis of an Extended Receiver for Rectangular PAM.
The performance of a digital communication system in the presence of additive white Gaussian noise (AWGN) can be assessed by the measurement of the bit error rate (BER). The Si
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LPF Rectangular PAM Communication System.
Pulse-amplitude modulation is widely used in baseband transmission of digital data, with non-baseband applications having been largely superseded by pulse-code modulation, and, more recently, by pulse-p
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分析了在超宽带通信系统中的扩频干扰，并用两种通用的调制技术实现了对提出的抗干扰方法的仿真-he ultra wideband (UWB) interference to direct
sequence spread spectrum (DSSS) receiver is analyzed. Two
popular UWB modulation schemes, the time hopping pulse
position modulat
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Quadrature amplitude modulation is a method of combining two amplitude-modulated signals into a single channel, thereby doubling the effective bandwidth. QAM is used with pulse amplitude modulation in digital systems, especially in wireless applicati
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Quadrature amplitude modulation (QAM) is a modulation scheme in which two sinusoidal carriers,
one exactly 90 degrees out of phase with respect to the other, are used to transmit data over
a given physical channel. One signal is called the I sign
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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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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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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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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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amplitude shift keying,frequency shift keying.phase shift keying,pulse amplitude modulation,pulse width modulation
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