fhss02

m-fsk modulation and de modulation

matlab lms 算法实例利用MATLAB实现了小波变换LMS滤波算法(matlab lms algorithm instance wavelet transform LMS filtering algorithm using MATLAB)

关于LTE的文章，希望大家喜欢。 Belief-propagation-based joint channel estimation and decoding for spectrally efficient communication over unknown sparse channels(Belief-propagation-based joint channel estimation and decoding for spectrally efficient communication over unknown sparse channels)

说明：  使用模糊决策帮助搜索Pareto中的决策解(Using fuzzy decision to help search decision solution in Pareto)

最新版的网络控制系统NCS仿真程序。 (The latest version of the network control system NCS simulation program.)

将含有高斯白噪声的输入信号通过线性系统后（带阻滤波器）的输入、输出前信号的频谱、功率谱对比。同时给出了线性系统特性(Gaussian white noise, containing the input signal by a linear system (bandstop filter) of the input, before the output signal spectrum, the power spectrum of contrast. Also gives a linear system characteristics)

设计一个8阶以内的带通滤波器，通带截止频率fc1=30070HZ，fc2=32170HZ，通带内允许最大衰减0.2dB。设计满足要求的Butterworth滤波器和chebyshev滤波器。以RC运放为基本单元以最易实现的原则完成电路设计及参数选择，并根据设计参数进行幅频特性和相频特性的仿真，给出仿真曲线。分析电路的无源灵敏度。(Design within an 8-order band-pass filter, the passband cutoff frequencies FC1 = 30070HZ, FC2 = 32170HZ allow maximum attenuation 0.2dB within the passband. Designed to meet the requirements of the Butterworth filter and chebyshev filter. RC op amp is the basic unit is the most easy to implement the principle of complete circuit design and parameter selection, and in accordance with the design parameters of the amplitude-frequency characteristics and phase-frequency characteristics of the simulation, simulation curve. Passive sensitivity of the analysis circuit.)

将浮点数和32位二进制相互转换。一共四个m文件，三个函数：小数点转二进制，浮点数转二进制，二进制转浮点；最后一个：调用函数。 希望能帮到有需要的人( floating point Numbers and 32-bit binary conversion to each other. four m file, three functions: decimal to binary, float to binary, binary to float The last one: the calling function. hope this can help people in need)

自己写的一个OFDM发送接收的程序，注释详尽，适合初学者，有图形验证。可实现IFFT过采样，以及prefix(Writing their own to send an OFDM reception process, detailed notes, suitable for beginners, there is graphical verification. Can achieve over-sampling IFFT and prefix)

这个程序的主要功能是对彩色图像进行叠加计算。(Superposition of color images)