analogue-modulation-recognition

说明：  matlab实现STBC的MIMO-OFDM的系统级仿真(Simulation of STBC MIMO-OFDM System with MATLAB)

非规则LDPC码在AWGN信道下的性能仿真，码长1024，码率0.5，调制方式QPSK(simulation of LDPC codes in AWGN channel)

简易智能家居,光采集,湿温度采集,自动浇花,总机控制 /************************* * 简易智能家居 * * 总机控制模块 * * 2016/4/10 * *************************/(Easy smart home, light collection, wet temperature acquisition, automatic watering, switchboard control Simple Smart Home Switchboard Control Module)

说明：  SCMA系统中的PM-MPA检测，信道采用瑞利信道，迭代次数为6(For PM-MPA detection in SCMA system, Rayleigh channel is adopted and the number of iterations is 6)

多进制ldpc的BP译码算法，C++实现(BP decoding algorithm for multilevel LDPC)

MATLAB实现了HARQ重传，分析误码率和信噪比间的关系，并可以修改最大重传次数(MATLAB implements the retransmission of HARQ, analyzes the relationship between the bit error rate and the signal to noise ratio, and can modify the maximum retransmission times.)

本程序计算了连续相位调制CPM的功率谱密度(The program calculates the continuous phase modulation CPM power spectral density)

说明：  提供了降低OFDM系统PAPR的一种经典算法，即PTS算法，有效抑制了系统的峰均比(A classical algorithm to reduce the PAPR of OFDM system, namely PTS algorithm, is provided, which can effectively suppress the peak-to-average ratio of the system)

Z域表示的数字滤波器的响应举例,利用给出的Z域的传递函数，求在给定初始状态和输入信号的情况下的系统的零输入响应，零状态响应，完全响应等。(Z-domain representation of the response of the digital filter for example, using the given Z-domain transfer function, to seek zero input response of the system in the case given the initial state and the input signal, the zero state response, complete response.)

this is the program for finding peak power in ofdm using pts