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MQAM
- 在MATLAB环境下实现MQAM的调制与解调。
MQAM
- MQAM调制方式 本文主要介绍了正交幅度调制(QAM)调制和解调的原理和实现，MQAM与OFDM，MPSK的性能比较，以及MQAM在有扰信道下的性能及其改进方法：信道编码和频域均衡。并在已知特性的通信信道上进行仿
MPSKMQAMmudulation.rar
- 本程序用于完成BPSK、QPSK、pi/4QPSK、OQPSK、8PSK、16QAM、32QAM、64QAM和128QAM的调制仿真。并可任意扩展到MPSK和MQAM。程序分成四个部分，fir.m对基带码元序列进行脉冲成型，可选矩形脉冲，升余弦脉冲和平方根升余弦脉冲； modal.m 为主程序，完成岁各种信号的基带星座图映射、脉冲成型和调制；pi4QPSK.m 为pi/4QPSK信号的星座图映射程序；test1.m给出一个简单的频谱显示测试。,This procedure for the com
digitalmod.rar
- 数字通信调制信号信号模拟系统 信号种类： MASK：2ASK，4ASK，8ASK MPSK：2PSK、4PSK、8PSK MFSK：2FSK、4FSK、8FSK 分连续相位CPFSK和离散相位DPFSK两种 MQAM：16QAM、32QAM、64QAM、128QAM OFDM：子载波数可任意选定，映射方式有BPSK、QPSK、4QAM、16QAM、32QAM、64QAM ,Digital communication system signal-signal analog modul
compensation
- 使用matlab实现ofdm经过PA后在接收端进行失真抵消算法的仿真，其中调制方式包括mqam或mpsk-After the realization of OFDM using matlab at the receiving end after the PA distortion cancellation algorithm to carry out the simulation, which includes modulation MQAM or MPSK
constellation_qam
- This m file shows constellation for MQAM.
MQAM-modulation-demodulation
- 产生一段随机四进制信号，对其进行QAM调制后，送入加性高斯白噪声信道传输，用加法运算在已调信号叠加白噪声，模拟加性高斯白噪声信道对信号传输的影响，在接收端对信号进行相应解调，并与原始信号比较计算误码率。改变误差白噪声的功率，绘制信噪比与误码率曲线。并与同组其他同学的性能曲线比较各种调制方式的性能优劣。-For some randomly generated four-band signal, after its QAM modulation, into the additive white Ga
M1QAM1
- MQAM在MATLAB的仿真和图示例程，调试已经通过-MQAM in the MATLAB simulation and icons routines, debugging has been passed
MQAM
- MQAM误码仿真率，可帮助读者解决MQAM调制信号的误码率分析问题-MQAM BER simulation rate, can help readers solve the MQAM modulation signal of the bit error rate analysis
MIMOMRC
- 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
GrayCodedMQAMoverRayleigh
- Simulation of Gray coded MQAM in Rayleigh fading
mqam
- Passing signal to AWGN channel after QAM modulation and plotting BER at SNR
MQAM
- 摘要本文首先分析了自适应调制的原理, 它以频谱效率最高为准则, 在恒定功率约束条件下对接收信噪 比优化来选择不同调制阶数。然后引入时变多径信道模型, 通过仿真给出了自适应在此信道条件下的性能, 并分析 了信道估计误差对其性能的影响。 关键词自适应调制, 调制, 时变信道-Abstract This paper first analyzes the principle of adaptive modulation, spectral efficiency it up to standa
MFSKOQPSKMQAMCOFDM
- MFSK、OQPSK、MQAM、COFDM的simulink仿真-MFSK, OQPSK, MQAM, COFDM the simulink simulation
bin2const
- Creats complex envalope of MQAM and PSK
notes
- These notes contain explanations about complex envelope, digital filter design, error counting estimator,mqam semi-analytical ber estimation and power amplifiers.
MQAM
- the MQAM signal generation and additive gaussian noise channel simulation. the result is ebno. this file is source code using matlab.
MPSKQAM
- 本文深入研究了复杂调制信号MPSK、MQAM的倍号子类以及常用恒包络信 号OQPSK、or／4 QPSK、MSK的调制识别披本。在鳆种基本调制识别方法即基于特征提取的方法和基于最大似然的方法的纂础上采用四种算法分别对上述信号进行识别研究。-This article studies the complex modulation signals MPSK, MQAM number of times and the common sub-class of constant envelope sig
IQ-MQAM
- This project is simulation of the MQAM modulation in the MATLAB. this project has one file for Modulating some random number and one file for demodulating of the signal. just run the first code and after that run the second code. this code also has
MQAM和MPSK误符号率曲线
- MQAM与MPSK的仿真与调试以及对误码率曲线的分析(Simulation and debugging of MQAM and MPSK and analysis of BER curve)