Modern_communication_systems_and_matlab(process)pr

This is a code for Noise level estimation in MATLAB

说明：  mimo下行的线性预编码，分别基于ZF准则和MMSE准则。(mimo downlink linear precoding, respectively, based on ZF criteria and MMSE criterion.)

用Mie理论计算双层粒子的散射角——散射光强曲线 1．RB1.m 计算第一类Ricatti-Bessel函数的函数 2．RB2.m 计算第二类Ricatti-Bessel函数的函数 3. Alegendr.m 计算角函数 和 的函数 4. MieCoeff.m 计算包覆粒子米尔系数的函数 5. Amp.m 计算散射光复振幅的函数 6. MieIntensity.m 画包覆粒子散射角-光强图 (Mie theory calculations using double-particle scattering angle- scattering intensity curve 1. RB1.m calculate the first class Ricatti-Bessel function of the function 2. RB2.m calculate the second category Ricatti-Bessel function of the function 3. Alegendr.m computing angle functions and function 4. MieCoeff.m coated particles Mill coefficient calculation function 5. Amp.m calculate the scattering amplitude recovery function 6. MieIntensity.m painting coated particle scattering angle- light intensity diagram)

说明：  该算法实现了宽带麦克风阵列的波束形成，主要采用了频域DFT和时域FIR波束形成器(The algorithm for broadband microphone array beam-forming, the main frequency domain using DFT and time-domain FIR Beamformer)

完整版的频谱检测算法的MATLAB实现，有原理，有程序，有结果。(Full version of the spectrum to achieve detection algorithm of MATLAB, there are principles, procedures and results.)

频 谱 检 测 在 认 知 无 线 电 中 的 应 用(Spectrum detection of cognitive radio)

凸分析基础 中文教材。纯粹这方面的资料不多（多为凸优化之类），中文的书籍更难找，有用该方面知识的同行多多交流。(Chinese textbook based on convex analysis. Little information in this area (mostly convex optimization and the like), Chinese books are harder to find, useful knowledge that more exchanges with colleagues.)

基于能量检测的合作检测算法，判决方式为传统硬判决中的and判决(coorporation detection)

基于DCT变化域的鲁棒水印及脆弱水印的嵌入与提取(Embedding and Extracting Robust and Fragile Watermarks Based on DCT Change Domain)

Antenna can also be termed as an Aerial. Plural of it is, antennae or antennas. Now-adays, antennas have undergone many changes, in accordance with their size and shape. There are many types of antennas depending upon their wide variety of applications.