Terristeral Antenna

An antenna analysis program. Any type of antenna may be analyzed. The physical design of the antenna is entered (such as the lengths of wires and elements). For a given frequency, the feedpoint impedance is calculated, along with theoretical efficiency. Plots of the radiation patterns may also be... Platforms: Mac

An antenna design and electronics/electrical tool package. It takes you step by step through the design of the following types of antennas: - Dipole - Fat Dipole - Yagi - J-Pole - Super J-Pole - Log Periodic - Cubic Quad - Vertical - helical It also performs the following calculations: -... Platforms: Mac

The project provides a set of Ant tasks for developing J2ME/MIDP applications based on the J2ME Wireless Toolkit. The new tasks allow for compilation, preverification, packaging, and obfuscation of a MIDlet suite as well as for making a PalmOS PRC file. Platforms: Windows, Mac, Linux

NF2FF is a MATLAB script, which implements a near field to far field transformation for near field antenna measurement setups. Platforms: Windows, Mac, Linux

This code takes an expression for a normalized AF in spherical coordinates and creates a 3D plot in cartesian coordinates. Examples are specific to Antenna Theory and Design (2nd Ed) by Stutzman and Thiele. Platforms: Matlab

Current direct sequence code division multiple access (DS-CDMA) system suffer from Multiple access interference (MAI) and Inter symbol interference (ISI) due to the frequency selective channel. This interference can be avoided by use of Adaptive Beamforming. There are two different minimum... Platforms: Matlab

The program can simulate fast Tanner LDPC codec with quasi-circular generator matrices, and 1/2 code rate. Copyright (C2010-2015) Yang XIAO, Beijing Jiaotong University, Nov.3, 2010, E-Mail: yxiao@bjtu.edu.cn. Current Version Published: 2010-11-5In my following books, I derived the algorithm of... Platforms: Matlab

This implementation is flexible, with variable no.of antenna elements, the element spacing, tap spacing, sampling time etc. One can study the performance of the beamformer for different values of these parameters. Platforms: Matlab

The AWGN Channel Block in the Communications Blockset lets you specify SNR in several ways, including Eb/No. Sometimes people want to use a more itemized way of specifying the SNR, like the itemization found in a link budget.These two models show how to create equivalent implementations of a... Platforms: Matlab

In this programe a highly scattered enviroment is considered. The Capacity of a MIMO channel with nt transmit antenna and nr recieve antenna is analyzed. The power in parallel channel (after SVD decomposition) is distributed as water-filling algorithmThe pdf of the matrix "lanada" ( V in SVD... Platforms: Matlab

Transmission line length formula for coaxial cable to an antenna(the velocity factor for coax is approximately 0.66)frequency is in Mhz,length is in feet. Platforms: Matlab

In this programe a highly scattered enviroment is considered. The Capacity of a MIMO channel with nt transmit antenna and nr recieve antenna is analyzed.capacity of MIMO the result dependences Capacity (bit/s/Hz), and the SNR (dB), in this simulation we used the initial SNR = 2, results of... Platforms: Matlab

I have created this toolbox as a project for an undergraduate Electrical Engineering degree.The purpose of the toolbox is to provide a set of functions which enable modelling of electronic warfare activities. It also may be used to gain further understanding of EW influencing parameters through... 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

The attached ZIP file contains a tutorial for using the SonnetLab Toolbox for MATLABdlT«. SonnetLab is a free MATLABdlT« toolbox that enables users to control and automate Sonnet's 3D planar electromagnetic simulator.This function will read in a Sonnet Project representing a patch antenna. This... Platforms: Matlab

Multiscreen difraction PLmsd due to N+1 buildings replaced by equivalente N+1 absorving screen is quantized as 20log10(|Q(N+1,gc)|).Wb: distance between buildings;Ws: street width;ht: tx antenna heigth;hb: mean building height;N+1: Number of buildings before receiver;f: frequency (MHz);hr:... Platforms: Matlab

GXmap displays azimuthal equidistant projection maps suitable for amateur radio use. It can be used to calculate antenna direction and distance from one location on earth to another. Platforms: *nix

KToshiba is a battery and Fn-key monitoring for Toshiba laptops, but it does much more than that. KToshiba lets you configure the Fn-F# combinations with the supported options to let you have a complete and fully customizable setup for your specific model, and lets you use those special... Platforms: *nix

ProgDVBR is a free television syncronizer that allows you to see and hear channels via satelite. For this you need a television card, and a parabolic antenna.This program, in addition to being a television syncronizer, also has many other functions, like being able to record the screen in... Platforms: Windows

GNU Radio is a collection of software that when combined with minimal hardware, allows the construction of radios where the actual waveforms transmitted and received are defined by software. What this means is that it turns the digital modulation schemes used in todays high performance wireless... Platforms: *nix