完整的宽带波束形成MATLAB编程

基于m序列的直接扩频系统的仿真(程序格式是文本文档，解压后将代码拷贝近MATLAB中，即可运行)(Based on direct sequence spread spectrum system m simulation (program format is a text document, copy the code after decompress nearly MATLAB, you can run))

本matlab文档进行了LTE系统中对于无线信道的参数均方根时延扩展的具体计算方法，将多径信道中的各路时延与参数rms联系起来。(The matlab document the LTE system, the parameters for the wireless channel rms delay spread of the specific calculation method, the multipath channel parameters of the brightest and the rms delay link.)

matlab中关于卡尔曼滤波的一些常用子函数及工具(One kinds of the Kalman filter can estimate the position of the ball.)

产生长度为100的随机二进制序列 发送载波频率为10倍比特率，画出过采样率为100倍符号率的BPSK调制波形（前10个比特） ，及其功率谱 相干解调时假设收发频率相位相同，画出x(t) 的波形，假设低通滤波器的冲激响应为连续10个1（其余为0），或连续12个1 （其余为0） ，分别画出两种滤波器下的y(t)，及判决输出（前10个比特） 接收载波频率为10.05倍比特率，初相位相同，画出x(t) 的波形，假设低通滤波器的冲激响应为连续10个1，画出两种滤波器下的y(t)，及判决输出（前20个比特） 采用DPSK及延时差分相干解调，载波频率为10倍比特率，画出a, b, c, d点的波形（前10个比特） DPSK及延时差分相干解调，载波频率为10.25倍比特率时，画出a, b, c, d点的波形（前10个比特） DPSK及延时差分相干解调，载波频率为10.5倍比特率时，画出a, b, c, d点的波形（前10个比特） (Produce random binary sequence of length 100 The transmission carrier frequency is 10 times the bit rate, draw a sampling rate of 100 times the symbol rate of the BPSK modulation waveform (first 10 bits), its power spectrum Coherent demodulation of assuming the same as the phase of the transmitting and receiving frequencies, and draw the waveform x (t), assuming that the impulse response of the low pass filter 10 consecutive 1 (the remainder is 0), or 12 consecutive 1 (the remainder is 0), y (t) is drawn under the two filters respectively, and the decision output (10 bits) The received carrier frequency is 10.05 times the bit rate, the same initial phase, draw the waveform x (t), assuming that the impulse response of the low pass filter of 10 consecutive 1, shown under two filter y (t), and decision output (20 bits) DPSK and delay differential coherent demodulation, the carrier frequency is 10 times the bit rate, draw a, b, c, d point of the waveform (first 10 bits) DPSK and delay)

现在飞的稳定的apm给空的源代码，，可以提供参考(apm is project，)

1、使用牛顿法求sqrt（2）； 2、用牛顿法求 fx=(x-1)*(exp(x-1)-1)的误差以及误差比； 3、用牛顿法及其他两种方法求 fx=x^4-4*x+x^2的重根 (1, using Newton' s method for the sqrt (2) 2, using Newton' s method for the fx = (x-1)* (exp (x-1)-1) error and error ratio 3, using Newton' s method and the other two method, to calculate fx = x ^ 4-4* x+ x ^ 2 re-root)

基于matlab的高斯金字塔分解和拉普拉斯金字塔分解。之前的一些版本我都试过，只有这个可以用！！！(gaussian pyr and laplacian pyr)

cdma信号处理的matlab仿真，包括信号的编码和调制等流程(cdma signal processing matlab simulation, including signal coding and modulation process.)

说明：  姿态定位完整的matlab算法，具体有讲解版，文章版权已经申请，可以传播但是请勿发表文章，违者必究(Posture positioning complete matlab algorithm, on the specific version, the article has applied for copyright, can spread but not published an article rights reserved)

GMSK调制，无噪声，给出了高斯滤波器，IQ两路幅度与相位的波形等(GMSK modulation, noise, gives a Gaussian filter, IQ amplitude and phase of the two waveforms)