QAM_simulation

IMPLEMENTATION OF WATERMARKING TECHNIQUE FOR HIDE THE SIX TEXT PAGES IN A COLOR IMAGE using in matlab sw

这本书描述的MATLAB ，金融衍生工具工具箱 收集和分析个别金融衍生工具的工具 组合工具。(This book describes the Financial Derivatives Toolbox for MATLAB , a collection of tools for analyzing individual financial derivative instruments and portfolios of instruments.)

本书收录了众多的matlab的数学建模的算法，例如线性规划、整数规划、非线性规划、动态规划和图与网络模型及方法等有关的众多matlab数学模型。(This book contains a large number of matlab mathematical modeling algorithms, such as linear programming, integer programming, nonlinear programming, dynamic programming and graph and network models and methods for many matlab mathematical model.)

Cross-correlation of several signals

这段代码利用分步傅里叶方法求解非线性薛定谔方程的matlab程序(This code solves the NLS equation with the split-step method)

基于MATLAB的信道编码,包含源程序以及对信道的解法(MATLAB-based channel coding, including source and channel solution)

说明：  基于matlab平台使用贪婪算法最终实现多智能体覆盖问题(Multi agent coverage problem using greedy algorithm)

说明：  根据语音信号的特点给出有关滤波器的性能指标：1）低通滤波器性能指标，fp=1000Hz，fc=1200 Hz， As=100dB，Ap=1dB；2）高通滤波器性能指标，fc=2800 Hz，fp=3000 Hz As=100dB，Ap=1dB；3）带通滤波器性能指标，fp1=1200 Hz，fp2=3000 Hz，fc1=1000 Hz，fc2=3200 Hz，As=100dB，Ap=1dB。用IIR对其分析，最后，利用MATLAB中的函数freqz画出各滤波器的频率响应。(This article according to the IIR filter and the FIR filter characteristic, uses the bilinearity method of transformation under the MATLAB bad boundary to design IIR and to design the FIR numeral filter separately with the window box number, and carries on the analysis to the gathering pronunciation signal, and finally gives IIR and FIR to the pronunciation filter effect.)

802.11n WLAN PHY Simulation models of 802.11n (modified from 11a PHY model): wlan/IEEE80211n.mdl(802.11n WLAN PHYSimulation models of 802.11n (modified from 11a PHY model): wlan/IEEE80211n.mdl)

产生QPSK信号，根据仿真的数据估计差错概率(Produce QPSK signal and estimate the data according to the error probability)