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说明：  此文档是DTMF信号的产生与识别仿真实验，实现双音多频信号的检测，对数字信号处理方面的理解很有帮助。欢迎下载(This document is a DTMF signal generation and recognition of simulation, dual tone multi-frequency signal detection, digital signal processing on the understanding helpful. Welcome to download)

adsl 模块中的另一部分，Serial/Parallel, Parallel/Serial及Constellation Mapping部分。(adsl Module of the other part, Serial/Parallel, Parallel/Serial and Constellation Mapping part.)

程序主要包含幂级数展开逼近余弦及在同一坐标下显示多个曲线。压缩包中还包含相关的参考资料。(Program mainly includes power series expansion approximation cosine and displayed in the same coordinate multiple curves. Compressed package also contains the associated reference materials.)

we study the resource allocation problem for the multiuser orthogonal frequency division multiplexing (OFDM)-based cognitive radio (CR) systems with proportional rate constraints.

基于hough变换的圆形检测，非常好用。(Based on hough transform circle detection, very easy to use.)

matlab教程，适用于初学者，简明易懂。教程主要为matlab基础操作。(Matlab tutorial, it is suitable for beginners, concise, easy to understand. The main matlab tutorial for basic operations. )

matlab在信号与系统中的应用，连续信号的matlab描述，LTI系统的零输入响应，n阶LTI系统的响应，(matlab in Signal and System, continuous signal matlab description, LTI system, the zero-input response, n-order LTI system response,)

切比雪夫配置点谱方法一阶偏微分展开项矩阵(Chebyshev collocation spectral method for a matrix of order partial differential expansion terms)

matlab毕业编程【谷速软件】超球面 可以作为参考使用 在学习的过程中(Graduation matlab software programming speed [Valley] hypersphere can use as a reference in the process of learning)

OFDM的实现 简单实用的程序，为初学者准备(failed to translate)