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QAM
- 本文介绍了QAM调制、解调和判决原理，讨论了QAM的误码率性能，并在SystemView下对QAM调制、解调系统进行了仿真，观察并分析了原始输入信号、调制信号、解调信号、星座图以及QAM信号的功率谱图。-QAM modulation, demodulation and sentencing principle, the QAM BER performance, and right under the SystemView QAM modulation, demodulation system f
QAMTransmissionThroughaCompanding
- Abstract-The effect of the companding process on QAM signals has been under investigation for the past several years. The compander, included in the PCM telephone network to improve voice performance, has an unusual affect on digital QAM data
QAM128_mod1
- matlab下的128QAM基带调制仿真，并绘制星座图-matlab under 128QAM baseband modulation simulation, and the mapping of constellation diagram
QAM_modu
- matlab下的simulink下实现16QAM调制解调，采用随机信号发生器，包括成形滤波和匹配滤波及信号星座图还原-simulink of matlab under the 16QAM modulation and demodulation implementation, using a random signal generator, including the shaping filter and matched filter and the signal constellation di
OFDM_4qam
- OFDM仿真程序，采用4QAM星座映射方式-OFDM simulation program, using Constellation Mapping 4QAM
qam
- 完成一个利用矩形信号星座图的M=16D的QAM通信系统的MonteCarlo的仿真-To complete a use of the rectangular signal constellation diagram of M = 16D of QAM communication system MonteCarlo Simulation
Qam16
- 16QAM调制与解调的全过程，能够观察眼图、星座图、误码率等，方便研究运用16QAM调制解调的系统的性能-16QAM modulation and demodulation of the entire process, be able to observe the eye diagram, constellation diagram, error rates, facilitate the study of the use of 16QAM modulation and demodulation
BER_QAM
- 畫出QAM調變系統在AWGN通道下的錯誤率圖-Draw the BER curve for QAM under AWGN (using Matlab). Please consider the constellation point from 2^1 to 2^15.
hqam
- 16QAM系统的调制,解调的仿真。作出星座图及调制，解调信号的波形，输出信号的功率谱，眼图及误码率曲线。-16QAM system, modulation, demodulation of the simulation. Make a constellation and the modulation, demodulation waveform, the output signal of the power spectrum, eye diagram and BER curves.
blind
- 实现信号处理中QAM调制、过信道、解调部分。其中QAM调制部分可改符号点数，M阶数，信道加高斯白噪声、时延、多径，调制解调均有星座图。通过本代码，可学习QAM调制解调，或者通信系统的知识。-To achieve QAM modulation, signal processing over channel, a demodulation section. QAM modulation section can be changed symbolic points M order channel ad
1
- 2PSK-32PSK、QAM的调制程序集合和识别，用于通信系统调制、仿真、星座图识别-2PSK-32PSK, QAM modulation procedures for the collection and identification, for communication systems modulation, simulation, constellation identification
OFDM_matlab
- 该程序基本涵盖了OFDM-16QAM系统传输的全过程，除了调制解调外，有添加循环前缀，加窗的过程。生成图像有各个阶段的时域、频域图，以及发射前后的星座图。-This basically covers the whole process of OFDM transmission- 16 qam system, in addition to the modem, have add cyclic prefix, plus the window procedure. Generate the image
QAM
- 数字通信中有许多调制方式，16QAM是常用的一种，它是幅度和相位联合键控。QAM调制包括了16QAM、32QAM、64QAM、56QAM等，这段代码仿真了16QAM的星座图，误码率和误比特率，显示了它们之间的联系，对于学习QAM调制的性能分析有用。-This code simulation 16 qam constellation diagram, bit error rate and bit error rate, and shows the links between them,
qam-qpsk
- qam调制与解调仿真误码率曲线和星座图 qpsk调制与解调仿真误码率曲线和星座图-QAM modulation and demodulation simulation BER curves and constellation diagram QPSK modulation and demodulation simulation BER curves and constellation diagram
Qam16
- 16QAM的调制与解调。眼图、矢量星座图、解调波形、误码率、simulink-16 qam modulation and demodulation. Eye diagram, vector constellation diagram, demodulation waveform, ber and simulink
OFDM_mode
- Normalization Factor Kmod Modulation Scheme Value kmod here is a normalization constant or scale factor applied to the hard decision based on the sub-carrier constellation being used,such as BPSK, QPSK, 16-QAM or 64-QAM such that each of the sub-
2PSK-32PSKQAM的调制程序集合和识别
- 在通信系统中实现各种MPSK QAM调制，并具有仿真图和星座图(Implement all kinds of MPSK QAM modulation in the communication system, and have simulation and constellation)
FBMC
- /* A C++ version of Matlab's qamdemod(y, M, varargin) * Align each symbol to the nearest constellation points by minimum Euclidean distance. * The function only consider rectanglular constellation diagram and grey code. * The input is assum
qam_16_kmeans
- 1. 在matlab中，对k均值聚类算法的原理进行仿真实现； 2. 在不同信噪比下，比较接收QAM信号的星座图； 3. 对接收的星座图使用K均值算法进行均衡，比较使用算法和不使用算法直接解调的误码率。(1.we simulate the principle of K means clustering algorithm in MATLAB. 2. the constellation diagram of receiving QAM signals is compared at
16QAM信号调制解调Matlab仿真
- 实现了简单的利用QAM调制技术进行数字调制的过程，并附有星座图(A simple digital modulation process using QAM modulation technology and a constellation diagram are implemented.)