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wsn-simulation-in-matlab
- Wireless Sensor Networks (WSN) is different than the Cellular Networks as I mentioned earlier. A WSN is composed of a large number of sensor nodes that communicate using a wireless medium (air). The sensor nodes are deployed randomly in the envir
final-GPS.rar
- GPS仿真MATLAB软件,可以进行坐标转换,伪距求解,误差分析等,Calc_Azimuth_Elevation;Distance;ECEF2GPS;Error_Ionospheric_Klobuchar;Error_Satellite_Clock_Offset;Error_Tropospheric_Hopfield
16qam_channel_encode
- 一、 本程序采用16QAM调制方式,对一串2进制信源进行调制,采用(7,4)循环码对信源做信道编码,用升余弦滚降函数进行基带调制,再调到高频信道;在信道上加入高斯白噪声,运用匹配滤波器解调,画出解调星座图,运用最小欧氏距离译码判决,再对信号进行信道解码,画出采用信道编码技术和不采用信道编码技术的误比特率图。-First, this program uses 16QAM modulation mode, for a string of two binary source is modulated,
Girth-eightQC-LDPC
- The algorith divides rows in to four equal groups. The rows are then used to from a distance graph which is then transformed into a matrix. girth of eight is maintained by avoiding six-cycles in the graph construction
skyplot
- SKYPLOT for a given receiver position Y=skyplot(X,PRN,C,O) draws the skyplot for the receiver position. The required inputdata for the calculation of the skyplot X is N-by-3*M matrix, where N are the timesteps and M is the number of the Sat
qam
- 一、 本程序采用16QAM调制方式,对一串2进制信源进行调制,用升余弦滚降函数进行基带调制,再调到高频信道;在信道上加入高斯白噪声,运用匹配滤波器解调,画出解调星座图,运用最小欧氏距离译码判决,计算误比特率。-First, this program uses 16QAM modulation mode, for a string of two binary source is modulated with a raised cosine roll-off function for base-ba
Coupled_Dipole_impedance
- Evaluates the self impedance and mutual impedance of coupled dipole, separate by distance delta which is comparable to wavelength of radiated wave.
rate_1_N_convolution_code
- matlab code for hamming distance
the-sofeware-receiver-of-GPS
- 本书采用软件接收机的观点,详细介绍了GPS接收机原理,涉及软件无线电和GPS两个热门领域。GPS接收机包括直接序列扩频信号接收技术和导航处理两个学科内容,涉及卫星星座及GPS信号的影响、信号捕获跟踪、导航电文解扩接收、伪距测量、定位和导航计算处理等内容。本书第2版增加了3章新的内容,主要涉及微弱信号和强干扰环境下,GPS接收机的处理方法。本书还附列了许多用Matlab编写的计算机程序,帮助阐明某些思想,一些可直接用于接收机的设计-This book uses software receiver
code-of-GNSS-sofe-receiver
- 本书面向应用与编程设计、在参考国内外论著的基础上,结合作者自己的研究成果撰写。内容上由浅人深,第一章介绍了GNSS软件接收机的研究背景和各种卫星导航系统。第二章介绍了信号处理的一些相关概念。第三章介绍了卫星运动的基本理论。第四章研究GNSS信号,包括伪随机码信号、导航电文,着重以GPS和Galileo系统为例进行讨论。第五章研究了GNSS接收机的前端技术,包括天线和信号下变频原理。第六章探讨卫星信号的捕获技术。第七章讨论卫星信号的跟踪、解调和伪距计算。第八章探讨导航定位解算方法。第九章简要介绍了
PL_logdist_or_norm
- 描述对数距离/正态阴影衰落路径损耗模型的MATLAB程序-A descr iption of the number of distance/normal shadow fading MATLAB program path loss model
tunfui_v22
- In matlab R2009b debugging through, FIG simulation speed, distance, amplitude three-dimensional image, GSM is GMSK modulation signal generation.
yai_hw10
- Including regression analysis and probability and statistics, Clustering analysis based on Euclidean distance, University of numerical analysis algorithms.
hptsb
- FIG simulation speed, distance, amplitude three-dimensional image, For feature reduction, feature fusion, correlation analysis, Conducted through virtual array DOA estimation.
LFMCW_FFT
- LFMCW体制下,解距离速度的原理及仿真(The principle and Simulation of distance and velocity under the LFMCW system)
read Rinex 3.01file
- 读GPS的观测值文件,包括时间、伪距、卫星号(Read the GPS observation file, including time, pseudo distance, satellite number)
astardemo
- A*搜寻算法俗称A星算法。A*算法是比较流行的启发式搜索算法之一,被广泛应用于路径优化领域[。它的独特之处是检查最短路径中每个可能的节点时引入了全局信息,对当前节点距终点的距离做出估计,并作为评价该节点处于最短路线上的可能性的量度。(A * search algorithm commonly known as A Star algorithm. A * algorithm is one of the more popular heuristic search algorithms and is
maximal-SE-master
- First, when the inter-user distance d is small, the SNR for D2D communication is high, and hence there are sufficient number of bits for high quality CSI exchange.
脉冲压缩
- 雷达系统,matlab解决雷达距离分辨力与作用距离的矛盾,增加发射时宽 压缩接收时宽 加窗不同,从汉明-海明-布莱科曼 主副比改善情况依次变好 而主瓣宽度也变宽了(Radar system, MATLAB, solves the contradiction between range resolution and operation distance of radar, increasing the time of transmitting, and the time of compressi
两跳协作通信
- 程序是在不同信噪比情况下两跳协作通信系统分别采用AAF和DAF协议时接收端的误码率仿真主函数twohop.m以及一些子函数,假设信道时瑞利信道。S_R\R_D\S_D的传输距离是1米,调制方式是BPSK,信噪比在-15dB-15dB,接收端合并方式为ERC,迭代次数为1000(The program simulates the BER of the main function twohop. m and some sub-functions at the receiver when the tw