Snr
In Radars, range resolution and long range of operation are the two important aspects. Long range operation means the maximum distance over which radar can detect the targets. The radar transmit modulated pulses to take the advantages of better processing gain and resolution of these waveforms...
Platforms: Matlab
License: Freeware | Size: 30.72 KB | Download (46): implementation of digital pulse compression using matlab Download |
The MATLAB program simulates binary frequency shift keying (BFSK) at baseband through Monte Carlo method. The goal is to simulate bit error rate (BER) over an additive white Gaussian noise (AWGN) channel. For realizing that, the effect of noise is represented in the baseband with Gaussian random...
Platforms: Matlab
License: Freeware | Size: 102.4 KB | Download (46): BER of BFSK in AWGN Channel Download |
This is a function that simulate the Alamouti Space-Time scheme and plot a BER vs SNR graph.
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (46): Alamouti Space-Time Code Download |
Randomly generated information is modulated using 16 QAM and passed through Rayleigh fading channel and AWGN is added.PSAM (pilot symbol assisted modulation)i.e pilot symbols are inserted into sequence of information symbols periodically is done before transmission inorder to estimate channel...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (41): A simple program on channel estimation with different interpolation techniques Download |
Space time coding takes profit of the channel diversity to improve the reliability of a communication system. This file contains some of the most famous space time block codes.References:[1] S.M Alamouti " A simple transmitter diversity scheme for wireless communications" IEEE J.Select Areas...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (41): Space time block codes for MISO-MIMO systems Download |
ALAMOUTI performs Monte-Carlo simulation and estimates Bit Error Rate (BER) of Alamouti Scheme [1] over Rayleigh channel. The scheme presumes 2 transmit (Tx) and arbitrary number of receive (Rx) elements. If Rx=1 (one receive element) the ALAMOUTI is transformed to the order 2 transmit diversity...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (51): Alamouti Scheme with GUI Download |
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
License: Freeware | Size: 30.72 KB | Download (43): PERFORMANCE ANALYSIS OF SYMBOL/CHIP BASED MINIMUM Download |
CHAPTER 1: FOURIER ANALYSIS1.1 CONTINUOUS-TIME FOURIER SERIES (CTFS)1.2 PROPERTIES OF CTFS 1.2.1 Time-Shifting Property 1.2.2 Frequency-Shifting Property 1.2.3 Modulation Property1.3 CONTINUOUS-TIME FOURIER TRANSFORM (CTFT)1.4 PROPERTIES OF CTFT 1.4.1 Linearity 1.4.2 Conjugate Symmetry 1.4.3 Real...
Platforms: Matlab
License: Freeware | Size: 143.36 KB | Download (50): MATLAB for Digital Communication Download |
BPSK SYSTEM SIMULATIONWe simulate the generation of random variables r0 and r1, which constitutes the input to detector. We begin by generating a binary sequence of 0?s and 1?s that occur with equal probability and are mutually (statistically) independent. For this, we use a Random number...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (43): BPSK Simulation for AWGN & Rayleigh Channels Download |
Toolbox for MMSE estimators of DFT coefficients under the generalized Gamma densityThe toolbox can also be downloaded from: http://ict.ewi.tudelft.nl/~richard/The matlab files enclosed in this toolbox can be used to tabulate gain functionsfor clean speech complex-DFT, magnitude-DFT and magnitude...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (40): Toolbox for MMSE estimators of DFT coefficients under the generalized Gamma density Download |
Toolbox for log-spectral magnitude MMSE estimators under super-Gaussian densities.The toolbox can also be downloaded from: http://ict.ewi.tudelft.nl/~richard/log_spe...per_gaussV1.rarThe matlab files enclosed in this toolbox can be used to tabulate gain functions for log-spectral magnitude MMSE...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (41): Toolbox for log-spectral magnitude MMSE estimators under super-Gaussian densities Download |
This tool enhances signal detection for broad-mass TOF spectra by accounting for changing peak width and providing peak-shape-dependent filtering capabilities. A set of input TOF spectra is processed to produce aligned peak list and array of corresponding signal intensities. Signal processing...
Platforms: Matlab
License: Freeware | Size: 3.38 MB | Download (41): TOFsPRO toolbox Download |
This is an implementation of Ephraim's MMSE log-STSA method 1985. The decision-directed method is used for tracking of a priori SNR tracking.
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (46): MMSE log-STSA Download |
The simulink module includes- eye diagram of each modulation- constellation diagram of each modulation- power density spectrum comparison- delay over time of each modulation- bit error rate comparison depending on chosen SNRThe model can be configured via the parameters:- SNR- number of symbols /...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (45): GMSK_MSK Download |
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
License: Freeware | Size: 10 KB | Download (41): MIMO Channel Capacity Download |