搜索资源列表
wlan_transmitter
- WLAN仿真-发送机 wlan No Comments 设置完系统参数后,开始产生发送数据。 1. 产生随机的发送bit(tx_bits),这里不考虑信道编码。 2. QAM映射 3. 将数据映射到不同载波,形成OFDM符号 4. 产生pilot,并将pilot插入OFDM符号中 5. 加入dc和guard子载波 6. 进行ifft,将频域信号变到时域,并加入循环前缀 7. 对信号进行overlap window 8. 在时域产生short preamb
OFDM-examples
- OFDM 、QAM系统的实现 PPT格式,很好很详细-OFDM, QAM System PPT format, very good detail
002
- 当M=4时,编写QAM的蒙特卡罗仿真程序,绘出误符号率和误码率曲线,并和理论曲线比较。-When M = 4, the preparation of QAM of the Monte Carlo simulation program, draw the symbol error rate and bit error rate curve, and and the theoretical curves.
zhengjiaoxinhao
- 完成M=4的正交信号的数字通信系统的蒙特卡罗仿真。分析其在加性高斯白噪声下误码率与信噪比之间的关系,绘出误码率-信噪比曲线图,并和物理曲线进行比较。-The completion of M = 4 orthogonal signals in Monte Carlo simulation of digital communication systems. Analysis of the additive white Gaussian noise bit error rate and signal
ofdm_simulation_primary
- 基于MATLAB的ofdm系统仿真m文件-MATLAB-based simulation ofdm m files
ber-of-16-qam
- 使用通信工具箱进行理论分析和仿真,误码率在AWGN信道的结果,可以扩展到通用 M-QAM,测量以及使用稍作修改 -BER of OFDM using 16-QAM in AWGN using communication toolbox theoretical and simulated BER are in good agreement in AWGN channel the result can be extended to general M-QAM using slight mod
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
2
- modem.qammod对象实现M-QAM调制器,本示例中M为16。其输入参数是从0到15的整数而不是4bits二进制数据。因此,在利用此对象的modulate方法之前需要对二进制数据序列x进行预处理。特别地, 先采用MATLAB中的reshape函数将x沿着矩阵的行方向重新整理成每行4bit数据,然后应用bi2de函数将4bit数据转换成相应的整数。-modem.qammod object implements M-QAM modulator M in this example is 16.
QAM_mod_demod_salim
- M QAM调制解调系统,相对比较简章,适合初学者-Matlab code for M ary-QAM modulation
完整的QPSK-MSK-QAM-OFDM调制解调m程序 (1)
- 完整的QPSK-MSK-QAM-OFDM调制解调m程序 对上述各种调制解调方式进行了仿真(Complete QPSK-MSK-QAM-OFDM modulation and demodulation m program All kinds of modulation and demodulation modes are simulated)
mqam2
- Communication modulation
compute_symbol_error_rate_qam_ofdm_awgn.m
- matlab code for ofdm channel simulator
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
ber_QAM
- 可以使用此数据库进行M-QAM调制//////(This database can be used for M-QAM modulation)