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| Date | File | Tags |
Downloads (last 30 days) |
Comments | Ratings | |
| 01 Sep 2009 | Mutual information of two images or signals Determines the mutual information of two images or signals | 162 | 5 | |||
| 06 Aug 2009 | Soft-Decision Viterbi Decoding with Puncturing Performs soft-decison Viterbi decoding with puncturing over an AWGN channel using Simulink(R). | 138 | 14 | |||
| 30 Jul 2009 | Flexible Girth 8 QC-LDPC Codes Program constructs girth 8 qc-ldpc codes. Column/row-weights and sub-matrix size are variable. | 24 | 0 | |||
| 09 Jul 2009 | Differential Encoding/Decoding Basic Differential Encoding/Decoding of input vector of numeric values | 151 | 0 | |||
| 20 May 2009 | entropy, joint entropy and conditional entropy function for n variables entropy, joint entropy for any number of variables and the conditional entropy | 78 | 0 | |||
| 24 Mar 2009 | Flexible construction of girth-six QC-LDPC Codes constructs girth-six QC-LDPC codes given a row-weight,column-weight, sub-matrix size. | 41 | 2 | |||
| 17 Mar 2009 | Mutual Information In probability theory and information theory Code for marginally and conditional mutual information in probability and information theory | 139 | 2 | |||
| 26 Nov 2008 |
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Quiverc Creates a color quiver plot with arrows colors according to the magnitude of the vector. | 179 | 11 | ||
| 22 Oct 2008 | Convolutional Encoder and Hard Decision Viterbi Decoder Convolutional Encoder of Code Rate=1/2, with 3 Memory Elements and a corresponding Hard Decision Vit | 117 | 4 | |||
| 11 Aug 2008 |
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Count "on", "off", or calculate simple "parity" bits of input Three functions to calculate the number of "on", "off", or simple "parity" bits of input | 122 | 0 | ||
| 10 Jul 2008 | Girth-six column-weight three QC-LDPC Codes constructs girth-six column-weight three QC-LDPC codes | 18 | 0 | |||
| 10 Jul 2008 | Girth-eight column-weight four QC-LDPC codes constructs girth-eight column-weight four LDPC codes | 17 | 2 | |||
| 10 Jul 2008 | Girth-twelve column-weight two QC-LDPC codes contructs girth-twelve column-weight two qc-LDPC codes | 31 | 12 | |||
| 10 Jul 2008 | Column-weight three Girth-8 QCL-PDC Codes Constructs column-weight three qc-LDPC codes with varied rates (row-weight) and code sizes. | 17 | 2 | |||
| 01 Jul 2008 | MELP source code MELP encoder and decoder in Matlab | 47 | 2 | |||
| 26 Jun 2008 |
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Data encoding: AMI, NRZ, RZ, Polar, Bipolar, Manchester... Simulation of digital baseband modulation | 231 | 2 | ||
| 26 Jun 2008 |
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Data encoding: AMI, NRZ, RZ, Polar, Bipolar, Manchester... Functions that simulate data encoding (digital baseband modulation). | 100 | 5 | ||
| 23 Jun 2008 | 16-bit ITU-T CRC CRC16 calculator for IEEE 802.15.4 | 61 | 0 | |||
| 28 Apr 2008 |
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Exact BER for Gray-coded 2^2n-QAM modulation with AWGN Generates a MatLab-code expression for the exact theoretical BER for Gray-coded 2^2n-QAM modulation | 78 | 0 | ||
| 24 Apr 2008 | PCM coding Does PCM to a voice from a microphone input or a specific input function | 105 | 1 | |||
| 15 Apr 2008 | CRC control simulation This simulation is intended to decide whether or not a given GP accomplishes the targeted task. | 30 | 2 | |||
| 14 Apr 2008 | RUN LENGTH DECODING returns binary data from run length encoded array | 32 | 2 | |||
| 14 Apr 2008 | RUN LENGTH ENCODING rle is performed on a binay stream of data | 46 | 2 | |||
| 16 Jan 2008 | shannon and non-extensive entropy shannon Tsallis,renyi,escort Tsallis entropy and relative entropy | 55 | 1 | |||
| 09 Jan 2008 | Turbo Coding For Generic RSC Coders. Transmitter and Receiver Turbo Coding scheme with generic RSC Coders. | 63 | 4 | |||
| 03 Jan 2008 | BCH RiBM-based decoder RiBM architecture based BCH decoder. Has some bug! | 22 | 0 | |||
| 01 Jan 2008 | GPS C/A Code Generator Generates C/A Codes for selected PRNs, up to 37 codes. | 97 | 8 | |||
| 03 Dec 2007 | KLDIV Kullback-Leibler or Jensen-Shannon divergence between two distributions. | 79 | 2 | |||
| 28 Nov 2007 |
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Modular Inverse Finds the modular inverse over finite (Galois) field. | 146 | 0 | ||
| 02 Nov 2007 |
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Construction of Regular Gallagher Parity Check Construction of Regular Gallagher Parity Check | 23 | 2 | ||
| 21 Aug 2007 | Turbo Code Simulation Generate a turbo code, and decode the code iteratively using MAP detectors. | 202 | 19 | |||
| 08 Aug 2007 | Count the number of the girth 4 of LDPC codes The program can count the number of the girth 4 of LDPC codes. | 138 | 2 | |||
| 26 Jul 2007 | Construct the short length of QC LDPC codes without girth 4 and girth 6 The program constructs the short length of QC LDPC codes without girth 4 and girth 6 | 141 | 2 | |||
| 25 Jul 2007 | Girth 4 of Gallager codes The program shows the girth 4 of Gallager codes | 114 | 4 | |||
| 21 Jul 2007 | Girth 4 test for LDPC codes We need to know that Girth 4 of H will lead to a poor BER performance. The program can test whether | 119 | 2 | |||
| 12 Jul 2007 |
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Gallager LDPC regular LDPC construction | 31 | 4 | ||
| 26 Jun 2007 | LZW Compression/Decompression Updated LZW compressor and decompressor with reasonable performance | 78 | 1 | |||
| 18 Jun 2007 | Arithmetic coding and decoding for Text Compression Arithmetic coding and decoding for Text Compression | 161 | 4 | |||
| 15 Jun 2007 | Internet Checksum Calculates checksum for given stream of data | 24 | 0 | |||
| 24 May 2007 |
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Huffman Generates a static minimum-variance Huffman code tree. | 71 | 1 | ||
| 22 May 2007 | NMEA Checksum NMEA Checksum calcuation | 33 | 5 | |||
| 04 May 2007 | LDPC codes BER simulation LDPC codes BER simulation under AWGN channel, MacKay-Neal based LDPC matrix | 96 | 8 | |||
| 01 May 2007 |
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Impact of quantization on performance of convolutional codes (soft decisions) Plots the expected BER curve of soft decision quantized Viterbi decoders | 37 | 4 | ||
| 23 Apr 2007 |
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hard decision convolutional coding/decoding A few m-files showing CV encoding/Viterbi hamming distance decoding | 63 | 4 | ||
| 16 Apr 2007 | standard ethernet minimum mac frame length pre calculated ethernet mac length | 22 | 4 | |||
| 16 Apr 2007 | Nyquist theorem nyquist sampling rate | 23 | 3 | |||
| 11 Apr 2007 | Huffman Coding and Decoding for Text Compression Static Huffman Coding and Decoding; Adaptive Huffman Coding and Decoding for text compression | 215 | 5 | |||
| 02 Apr 2007 |
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Coaxial Cable Based CDMA System Simulation This is a simulation of CDMA Encoding & Decoding Process using a coax channel. | 38 | 2 | ||
| 01 Apr 2007 | PCM Modulation This program Simulates the PCM coding Scheme | 145 | 7 | |||
| 15 Mar 2007 |
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MPSK simulation Plots the simulated and theoretical BER/SER curve of MPSK | 64 | 2 | ||
| 14 Mar 2007 | Bits Stuffing Code provides bit stuffing for given data stream | 17 | 1 | |||
| 14 Mar 2007 | CRC code generator Code generates CRC code for any binary data stream & generator polynomial | 150 | 16 | |||
| 08 Mar 2007 |
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BER curve for hard decision block code BPSK A simple m-file to compute the experiemntal BER of coded BPSK | 53 | 4 | ||
| 05 Feb 2007 | convolutional encoding M-file that performs convolutional encoding of binary input sequence | 36 | 5 | |||
| 29 Jan 2007 |
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Schnorr-Euchner Adaptive Search Radius Sphere Decoder Depth-first stack-based sequential decoder for M-QAM modulated MIMO-type problems | 46 | 0 | ||
| 22 Jan 2007 | MLS generator A maximum length sequence (MLS) generator | 39 | 2 | |||
| 02 Nov 2006 | MUTUALINFO Multiple mutual information (interaction information) | 29 | 0 | |||
| 02 Nov 2006 | ENTROPY Compute the Shannon entropy of a set of variables. | 76 | 0 | |||
| 05 Oct 2006 | Galois Field Array to Decimal Array Conversion convert fg array to decimal numbers | 47 | 6 | |||
| 25 Sep 2006 |
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WCDMA FDD uplink M-files wcdma mallab M-files and source code | 115 | 90 | ||
| 13 Sep 2006 |
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Convolutional encoder simulation M-file that takes input bit sequence of any length and constraint length and gives the convolutional | 50 | 3 | ||
| 06 Sep 2006 |
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Priority First Spherical Lattice Space-Time Decoder with Boundary Control Stack-based sequential priority first decoder for spherical LAST codes with boundary control | 17 | 0 | ||
| 06 Sep 2006 |
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Priority First Stack-based Sequential Decoder Stack-based sequential decoder for M-QAM modulated MIMO-type problems, i.e., of fixed tree depth. | 35 | 1 | ||
| 23 Aug 2006 |
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Depth-First Spherical Lattice Space-Time Decoder with Boundary Control Depth-first stack-based sequential decoder for spherical LAST codes with boundary control | 23 | 1 | ||
| 28 Jul 2006 |
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Carrierless 16-QAM (CAP) Modem A Simulink model for Carrierless Amplitude Phase Modulation (CAP) | 54 | 1 | ||
| 30 Jun 2006 | JPEG Compression This program clears the jpeg compression | 206 | 2 | |||
| 27 Jun 2006 | Frequency Hopping Spread Spectrum This program clears various concepts about FHSS. | 178 | 11 | |||
| 30 Mar 2006 | maxstar Natural log of a sum of exponentials | 28 | 1 | |||
| 27 Dec 2005 |
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LDPC Code Simulation MATLAB code for LDPC (Low-Density Parity-Check) Codes simulation over the AWGN channel. | 214 | 33 | ||
| 13 Dec 2005 | bch and reed-solomon decoder simulation simulation of binary and non-binary bch decoder | 149 | 7 | |||
| 03 Oct 2005 | parchk Adds an overall parity check bit to the input Code. | 12 | 5 | |||
| 22 Aug 2005 | int2vec Convert integer to vector. | 11 | 9 | |||
| 28 Jun 2005 | linear block codes A (6,3) block code example. | 69 | 4 | |||
| 24 Jun 2005 |
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Dijkstra Algorithm Consistent with Cyclic Paths This function and attached examples show finding shortest-paths (including cyclic paths) from a dire | 77 | 10 | ||
| 23 Jun 2005 |
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MAP Algorithm Implementation of MAP Algorithm. | 42 | 6 | ||
| 27 May 2005 | Huffman coding and decoding for Text compression Text compression and decompression with static huffman coding. | 221 | 4 | |||
| 04 May 2005 | cofdm simulator Simulate BER vs. Eb/No(db) for different types of modulations,coding and interleaving. | 68 | 26 | |||
| 10 Jan 2005 |
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Simulation of Hamming Block Encoder/Decoder Simulation of Hamming Block Encoder/Decoder | 29 | 2 | ||
| 06 Jul 2004 | Huffman code Simple Huffman code implementation. | 344 | 20 | |||
| 24 May 2004 | RLE de/encoding A simple m-file which (de)compresses your data using RLE. | 133 | 12 | |||
| 13 May 2004 | LZW Compression Algorithm Simple LZW algorithm implementation. | 139 | 5 | |||
| 04 May 2004 | Fano Coding Gets fano code for a group of symbols given their probability of occurance. | 11 | 4 | |||
| 19 Apr 2004 |
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Encode Decode ASCII Binary 2 M-files to encode or decode ASCII and binary numbers. | 170 | 2 | ||
| 30 Mar 2004 |
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BPSK Simulation for AWGN & Rayleigh Channels The MATLAB programs simulate the BPSK receiver. | 169 | 29 | ||
| 01 Aug 2003 | Soft Input Soft Output Viterbi Algorithm Implementation of the SISO Viterbi algorithm. | 230 | 33 | |||
| 17 Jun 2003 |
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Water Filling Algorithm The Water Filling Algorithm with a power constrain to approach Shannon capacity of the channel. | 200 | 6 | ||
| 09 Dec 2002 | Huffman Coding and Arithmetic Coding Functions that compress integer sequences. | 167 | 11 | |||
| 03 Oct 2002 | stegano Steganography tools to hide a text file in an Image in true colour. | 35 | 7 | |||
| 30 Sep 2002 | codimage It codes an image. | 12 | 3 | |||
| 30 Sep 2002 |
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ocultext This function encoded a text file in an image. | 18 | 1 | ||
| 29 May 2002 | gray2bi The function converts a Gray encoded sequence to the binary sequence. | 21 | 0 | |||
| 29 May 2002 | bi2gray A function to convert a binary sequence to the Gray-encoded sequence. | 14 | 0 | |||
| 20 Jan 2002 | Encoded Data Simulator A group of m-files that simulate encoded data | 20 | 3 | |||
| 25 Nov 2001 | RLL-Code - (d,inf) This is a simple (d,inf) RLL encoder | 6 | 0 | |||
| 07 Dec 1998 | Hamming Encoder-Decoder Two M files implementing a Hamming (12,9) Encoder-Decoder algorithm. | 28 | 5 | |||
| 08 Feb 1998 | huffman A set of MATLAB m-files (version 5.2) which do complete Huffman Coding. | 77 | 9 | |||
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