beamforming1

超宽带通信的仿真源程序，应该比较好使，请试一试(Simulation of ultra-wideband communications source, should be more so, please try)

说明：  基于matlab语音短时频谱分析，到谱分析，语谱图分析及结果(Matlab voice-based short-time spectral analysis, the spectral analysis, spectrum analysis and the results of language)

线性方程组的迭代解法解法，里面有三种不同的源程序，在matlab2008中测试通过！！(Linear equations of the iterative solution method, there are three different types of source code, adopted in matlab2008 test! !)

单径或多径瑞利衰落信道仿真，有较好的参考价值，主同步信号PSS在时域上的相关仿真，脉冲响应的相关分析算法并检验，基于kaiser窗的双谱线插值FFT谐波分析，重要参数的提取，结合PCA的尺度不变特征变换(SIFT)算法。( Single path or multipath Rayleigh fading channel simulation, There are good reference value, PSS primary synchronization signal in the time domain simulation related, Related impulse response analysis algorithm and inspection, Dual-line interpolation FFT harmonic analysis kaiser windows, Extract important parameters, Combined with PCA scale invariant feature transform (SIFT) algorithm.)

3-D FDTD code with PEC boundaries Program author: Susan C. Hagness

　蔡勒（Zeller）公式：是一个计算星期的公式。 　　随便给一个日期，就能用这个公式推算出是星期几。(Zeller (Zeller) formula: It is a formula for calculating week. Casual to a date, can be calculated using this formula out of the week.)

第15章 常微分方程的初值问题.zip。是从书中光盘里直接拷贝的代码，放在这里，与大家共享，共同交流，希望对大家有帮助。(Chapter 15 of the ordinary differential equation initial value problem)

提供了通用的asn1编解码动态库,实现BER和PER方式的asn1编解码。并提供使用实例和说明。(provides a common asn1 DLL codecs achieve BER and PER approach asn1 codecs. And to provide the use of examples and illustrations.)

说明：  ： 分析当前国土资源信息系统的现实需要和发展趋势， 说明了建立新型国土资源信息系统的必要性； 重点研究了当 前国土资源信息系统建设的关键技术。这些关键技术对提高国土资源管理的效率以及现代化水平起到了巨大作用， 取得 了良好的经济效益和社会效益。(: Analysis of the current reality of land resources information system needs and trends, describes the establishment of a new need for land resource information system focuses on the current land resources information system key technology. These key technologies to improve the efficiency of land resource management, and played a huge role in the level of modernization achieved good economic and social benefits.)

局部频谱细化算法的实时效率 比较zoom-fft各种算法(Local spectrum thinning algorithm more efficient, real-time zoom-fft algorithms)