Listing of Communication in Scripts
- 802.11b PHY Simulink Model
- License: Freeware
- Price: 0.00

Simulink model of 802.11b wireless LAN physical layer (baseband), supporting 1Mbps, 2Mbps, 5.5Mbps, and 11Mbps modes. Model includes framing, long and short preamble, DBPSK and DQPSK modulation, Barker code spreading, Complementary Code Keying (CCK), root raised-cosine pulse shaping, channel number selection (frequency shift) and an AWGN channel.
- Publisher: Stuart McGarrity
- Date: 11-01-2013
- Size: 72 KB
- Platform: Matlab, Scripts
- Convolutional Encoder and Hard Decision Viterbi Decoder
- License: Freeware
- Price: 0.00

Convolutional Encoder of Code Rate=1/2, with 3 Memory Elements and a corresponding Hard Decision Viterbi Decoder.
- Publisher: Muhammad Hassan Masood
- Date: 11-01-2013
- Size: 10 KB
- Platform: Matlab, Scripts
- Using Java Swing components in MATLAB
- License: Freeware
- Price: 0.00

JCONTROL provides an easy way to integrate a full range of java GUIs from the java.awt and javax.swing libraries into MATLAB. Example: obj=JCONTROL(Parent, Style); obj=JCONTROL(Parent, Style,... PropertyName1, PropertyValue1,... PropertyName2, ProeprtyValue2.
- Publisher: Malcolm Lidierth
- Date: 11-01-2013
- Size: 20 KB
- Platform: Matlab, Scripts
- Digital implementation of RC low pass filter
- License: Freeware
- Price: 0.00

Derives the transfer function for digital implementation of a first order RC low pass filter and plots the step and frequency response. For details, refer to the post: http://www.dsplog.com/2007/12/02/digital-i...ow-pass-filter/.
- Publisher: Krishna Sankar M
- Date: 11-01-2013
- Size: 10 KB
- Platform: Matlab, Scripts
- LiveHelpNow for Joomla
- License: Freeware
- Price: 0.00

LiveHelpNow Help Desk extension once installed will provide your business with 3 major help desk functions: 1. Live Chat 2. Trouble Ticket management 3. Knowledge base management Your Website is the primary face of your business. Every day visitors arrive to your website.
- Publisher: LiveHelpNow, Inc
- Date: 11-01-2013
- Size: 287 KB
- Platform: PHP, Scripts
- PCM Modulation
- License: Freeware
- Price: 0.00

This Program is a GUI that simulates and shows how PCM works, it takes an analog signal and then it samples this signal using three schemes. Then it quantizes the signal using the techinques described in the book Telecommunications Demystified. After that you can press the bit stream button and see the signal.
- Publisher: Ivan Dario Castao Perez
- Date: 11-01-2013
- Size: 10 KB
- Platform: Matlab, Scripts
- Rohde & Schwarz FSU Signal Analyzers
- License: Freeware
- Price: 0.00

This is a MATLAB™ instrument driver for use with v2.0 of the Instrument Control Toolboxd-OC?D? and higher. It supports the Rohde & Schwarz™ FSU series of signal analyzers. It is a MATLAB VXIplug&play instrument driver that requires the Rohde & Schwarz rsfsu VXIplug&play instrument driver to operate.
- Publisher: The Instrument Control Team
- Date: 10-01-2013
- Size: 31 KB
- Platform: Matlab, Scripts
- DCT Co-Efficients Generator
- License: Freeware
- Price: 0.00

Given a 8x8 data matrix, the program generates its corresponding DCT coefficients.
- Publisher: Vittal
- Date: 10-01-2013
- Size: 10 KB
- Platform: Matlab, Scripts
- Tektronix DPO mmd driver
- License: Freeware
- Price: 0.00

It works well for DPO 7254..
- Publisher: Roy
- Date: 10-01-2013
- Size: 430 KB
- Platform: Matlab, Scripts
- Gallager LDPC
- License: Freeware
- Price: 0.00

this code will require the user to specify the size of the H matrix wanted to be generated..
- Publisher: Mohammed
- Date: 10-01-2013
- Size: 10 KB
- Platform: Matlab, Scripts
- hamming codes
- License: Freeware
- Price: 0.00

it encodes and decodes binary msg using hamming codes and detect errors, correct single error..
- Publisher: chandru hanakere
- Date: 10-01-2013
- Size: 10 KB
- Platform: Matlab, Scripts
- BER Curve for QPSK in Gaussian Environment
- License: Freeware
- Price: 0.00

This program calculates BER curve against SNR for QPSK Modulation in Gaussian Environment. It calculates 100 errors for for each SNR value before calculating BER. This gives a good approximation of BER. I hope this will help students alot. Please feel free to contact me should anyone has any queries.
- Publisher: Shah Gul Khan
- Date: 10-01-2013
- Size: 10 KB
- Platform: Matlab, Scripts
- COUNT OF COINS
- License: Freeware
- Price: 0.00

COUNT OF COINS USING IMAGE PROCESSING TOOLBOX..
- Publisher: Diego Orlando Barragan Guerrero
- Date: 10-01-2013
- Size: 72 KB
- Platform: Matlab, Scripts
- Headwind SMS Suite
- License: Shareware
- Price: .price.

Sending SMS from PHP is an engine sending short messages directly from a PHP script. An engine sending short messages directly from a PHP script is very useful for webmasters. Headwind SMS Suite may be used to send SMS from the website in two manners.
- Publisher: Headwind Solutions Ltd.
- Date: 10-01-2013
- Size: 1331 KB
- Platform: PHP, Scripts
- Girth 4 test for LDPC codes
- License: Freeware
- Price: 0.00

Recently, we find some published programs for the construction of LDPC codes have not concerned the Girth test problem, which will not the implementation of LDPC Codec to have good decoding BER. Thus, we publish a simple program to provide a tool for the girth 4 test of LDPC codes.
- Publisher: Yang Xiao
- Date: 10-01-2013
- Size: 10 KB
- Platform: Matlab, Scripts
- BER vs. SNR of a binary antipodal communication system
- License: Freeware
- Price: 0.00

A uniform random number generator is used to generate the binary information sequence from the binary data source. The sequence of '0's and '1's is mapped into sequence of +E and E where E represents the signal energy. E may be normalized to unity The Gaussian noise generator is used to generate the sequence of '0' mean and variance dcDo2 Gaussian random numbers.
- Publisher: Sanjeet Kumar
- Date: 09-01-2013
- Size: 10 KB
- Platform: Matlab, Scripts
- Image processing laboratory
- License: Freeware
- Price: 0.00

The features are: 1) Display only Red, Green or Blue image color 2) Display luma (y) component 3) Graphic equalizer 4) Quantization from 8bit (per pixel xomponent) to 3 bit 5) JPG compression with interactive mask There is a video-tutorial in English inside! (you can also watch it at: http://www.
- Publisher: Francesco Pizzo
- Date: 08-01-2013
- Size: 13865 KB
- Platform: Matlab, Scripts
- Rank-Order Filter
- License: Freeware
- Price: 0.00

y = RankOrderFilter(x, window, thd) runs a rank-order filtering of order N on x. y is the same size as x. If x is a matrix, RankOrderFilter operates along the columns of x. Rank-order filter calculates the p'th percentile of the data on an N sized window round each point of x.
- Publisher: Arash Salarian
- Date: 08-01-2013
- Size: 10 KB
- Platform: Matlab, Scripts
- Column-weight three Girth-8 QCL-PDC Codes
- License: Freeware
- Price: 0.00

The program contructs column-weight three girth-eight QC-LPDC codes given row-weight and sub-matrix size. row-weights and sub-matrices sizes are variable..
- Publisher: Gabofetswe Malema
- Date: 08-01-2013
- Size: 10 KB
- Platform: Matlab, Scripts
- SimuWave
- License: Freeware
- Price: 0.00

The library includes compiled FIR filters, redundant and non redundant wavelet transform with dynamically sized channels, with applications to denoising and differentiation..
- Publisher: Francois Chaplais
- Date: 08-01-2013
- Size: 481 KB
- Platform: Matlab, Scripts
- Continuous Morlet Wavelet Transform
- License: Freeware
- Price: 0.00

This article consists of a brief discussion of the energy density over time or frequency that is obtained with the wavelet transform. Also an efficient algorithm is suggested to calculate the continuous transform with the Morlet wavelet. The energy values of the Wavelet transform are compared with the power spectrum of the Fourier transform.
- Publisher: Richard
- Date: 08-01-2013
- Size: 10 KB
- Platform: Matlab, Scripts
- MU-Law Compendor
- License: Freeware
- Price: 0.00

This file compresses the any voice signal and converts it into mu-law compressor mode..
- Publisher: Jawad Khalid
- Date: 08-01-2013
- Size: 10 KB
- Platform: Matlab, Scripts
- Example of Lempel Ziv coding
- License: Freeware
- Price: 0.00

[dec_cod, code_bin, code_book] = lempel_ziv(alf, str) It's a function with three output variables and two input variables. 'dec_cod' is the decimal code that codify the input string 'str'. 'code_bin' is the binary code of the string obtained from the 'dec_cod' conversion.
- Publisher: Andrea Cirillo
- Date: 08-01-2013
- Size: 10 KB
- Platform: Matlab, Scripts
- Fixed Point Radix-4 FFT
- License: Freeware
- Price: 0.00

Radix-4 FFT Test Script This file runs three versions of a Radix-4 FFT written in MATLAB: radix4FFT1_Float.m computes a radix-4 FFT for floating point data types radix4FFT2_FixPt.m computes a fixed point radix-4 FFT (requires Fixed Point Toolbox) radix4FFT3_FixPtEML.
- Publisher: Mike Donovan
- Date: 08-01-2013
- Size: 61 KB
- Platform: Matlab, Scripts
- Splitting Signals
- License: Freeware
- Price: 0.00

main executing reference usage: executeMain.m --------------------------------------------------------------------------------- http://www.downloadplex.com/index.php?a=admin&b=programs&os=Scripts&add * Caveat: - Help section yet to be included. - For educational reference only.
- Publisher: Michael Chan
- Date: 08-01-2013
- Size: 10 KB
- Platform: Matlab, Scripts
- 123Livehelp
- License: Freeware
- Price: 0.00

123 Live Help offers Free Video Live Help Chat Software and Free Live Support Hosting Service for you. It is flexible, real-time, full-featured and stable with pure Flash Client & powerful Java Server. What's the best, it can be integrated with Joomla seamlessly! Top Features of 123 Live Help Joomla Module: 1.
- Publisher: Cloudy @ TopCMM Software
- Date: 08-01-2013
- Size: 10 KB
- Platform: PHP, Scripts
- PN Sequence Generation
- License: Freeware
- Price: 0.00

This m-file generates all the m-sequences of length 31.To generate the m-sequence of length 31 we use Primitive polynomial of degree 5.There are three primitive polynomial of degree 5, so there will be 3 different m-sequences of length 31..
- Publisher: Sanjeet Kumar
- Date: 07-01-2013
- Size: 10 KB
- Platform: Matlab, Scripts
- MATLAB oscilloscope application - simplified example
- License: Freeware
- Price: 0.00

ScopeMath (fileid 13165) is a MATLAB-based GUI that uses the Instrument Control Toolbox to retrieve waveforms from an oscilloscope and analyze them in various ways. ScopeMath_Simple is a simplified version that demonstrates how to set up a similar GUI for your own purposes.
- Publisher: Gautam Vallabha
- Date: 07-01-2013
- Size: 225 KB
- Platform: Matlab, Scripts
- A Scope Utility - Example in Block Callbacks and Masked Subsystems
- License: Freeware
- Price: 0.00

The file included is a library containing the Masked Subsystem. This block displays if there are any blocks in your model whose opening can be controlled (ie Spectrum Scope). If there are, the block allows the user to double-click to toggle this option on or off.
- Publisher: Rodrick
- Date: 07-01-2013
- Size: 10 KB
- Platform: Matlab, Scripts
- Image Compression Using Wavelets
- License: Freeware
- Price: 0.00

Image compression using wavelet transform *wavelet transform give better information about non-stationary signals in time domain.
- Publisher: S.Thayammal Subburaj
- Date: 07-01-2013
- Size: 10 KB
- Platform: Matlab, Scripts
