Propagation

This particular NVNA measurement setup is referenced from the following: J Hu et al "Calibrated Nonlinear Vector Network Measurement Without Using a Multi-Harmonic Generator" to appear in IET Microwaves, Antennas & Propagation. It's also extensively described in the following: J Hu "Radio... Platforms: Matlab

UpdateXpress is a network administration tool which dramatically simplifies the propagation of updated files across a network. When a user double-clicks a shortcut on their local machine updateXpress checks if any specified linked files or folders are newer than those on the local drive and if so... Platforms: Windows

Wbox is a command line tool to test HTTP performance of Web servers and Web applications, to test HTTP compression, to perform stress tests simulating multiple HTTP clients, and to test virtual domain configurations before DNS propagation. The project also implements a configuration-free Web... Platforms: *nix

DX_Central is a desktop application for those interested in observing the earth's sun or it's effect on radio propagation. This small application provides images of the sun and vital, timely information about solar activity in a way that is concise and easy to use. Information displayed is from... Platforms: Windows

Inspired by neurons and their connections in the brain, neural network is a representation used in machine learning. After running the back-propagation learning algorithm on a given set of examples, the neural network can be used to predict outcomes for any set of input values. Neural Networks... Platforms: Windows

DX_Central is a desktop application for those interested in observing the earth's sun or it's effect on radio propagation. This small application provides images of the sun and vital, timely information about solar activity in a way that is concise and easy to use. Information displayed is from... Platforms: Linux

Searches the web for you, gathering information on solar and geomagnetic conditions that affect radio propagation. It also features several propagation forecasting tools, allowing you to quickly and easily estimate current HF (Shortwave) propagation conditions between any two locations in the... Platforms: Mac

Framework for uncertainty propagation in predictive models targeted for collaborative science Platforms: Windows, Mac, Linux

An artificial neural network, currently specialized to save a specific bit pattern, mainly by changing the signal propagation delays in links. More features, variables and algorithms will be added in time. Platforms: Windows, Mac, Linux

jSGP is a Java implementation of the five SGP/SDP propagators described in NORAD's Spacetrack Report No. 3. Platforms: Windows, Mac, Linux

This program simulates the Large Scale Path Loss for Wireless Communications. It also includes the outdoor propagation model called Okumura Model. Platforms: Matlab

It is a new block simulink,Reentrance VI1 ,a version of heart VI1 simulator simulink.Cardiac reentrance is when the cardiac excitation return back for re propagation. Platforms: Matlab

This simple simulation shows the implementation of FxLMS algorithm for a single channel feed-forward active noise control system. Here, the controller generates an "anti-noise" signal to result a destructive interference at the sensor position. The objective is to minimize the noise residue.The... Platforms: Matlab

Simulation of a gaussian pulse propagated in free space through 1000 um, using finite differences.Just run the script and you'll get a surface which is made up of the pulse propagated at 1 um steps. Platforms: Matlab

There are three methods (1, 2 & 3 [Back-propagation]) for forecasting a time series. Here is a collection of MATLAB programming, screen shorts, Fig files giving results. Follow comments in the files to run programs Platforms: Matlab

This program calculates and plots the dispersion relations of elmag. wavesin a 1D photonic crystal (PhC) for both "s" (TE) and "p" (TM) polarization states;The 1D-PhC has a unit cell made of two different dielectric materials (known as Bragg mirror);The propagation angle in one medium is taken as... Platforms: Matlab

Computer application with implemented Okumura-Hata propagation prediction model and free space propagation loss model. Prediction code is used to predict outdoor propagation effect in any outdoor environment: urban, suburban, and rural. Application is giving a possibility to plan radio cells into... Platforms: Matlab

This simple simulation shows the implementation of FbLMS algorithm for a single channel feedback active noise control system. Here, the controller generates an "anti-noise" signal to result a destructive interference at the sensor position. The objective is to minimize the noise residue.FbLMS... Platforms: Matlab

pysage is a lightweight high-level message passing library supporting actor based concurrency. It also extends the "actor model" to support actor partitioning/grouping to further scalability. pysage has a simple high-level interface. Messages are serialized and sent lightweight using pipes or... Platforms: *nix

WaVeSim (Water Vehicle Simulator) is a simulation environment to test water vehicles' on-board software. It simulates surface and underwater vehicles' dynamics and acoustic signal propagation. Virtual sensors and 3D visualization system are available. Platforms: *nix