Finite
This toolbox includes a complete set of blocks implemented in the Simulink environment, which allows designers to perform time-domain behavioral simulations of switched-capacitor sigma-delta modulators.The proposed set of blocks takes into account most of the SC sigma-delta modulator...
Platforms: Matlab
License: Freeware | Size: 266.24 KB | Download (41): SD Toolbox Download |
Includes:-error calculation for DAC's finite bandwidth & slew-rate-remedy to the error-dynamic performance-simulation with real binary resistive DAC-description file
Platforms: Matlab
License: Freeware | Size: 81.92 KB | Download (44): Successive approximation ADC Download |
C-Library & Matlab Toolbox implement a numerical solution of Poisson equationdiv(e*grad(u))=ffor Cartesian 1D, Cartesian 2D and axis-symmetrical cylindrical coordinates with respect to steeply varying dielectrical permittivity e.Library uses regular rectangular grid with mixed boundary...
Platforms: Matlab
License: Freeware | Size: 30.72 KB | Download (50): Finite Volume Poisson Solver Download |
A stack-based sequential priority first decoder that returns Maximum-Likelihood solutions to M-QAM modulated MIMO system-type problems, i.e., a lattice decoder with optional justified rectangular boundary control. In such problems, the depth of the search tree is known and the number of children...
Platforms: Matlab
License: Freeware | Size: 40.96 KB | Download (46): Priority First Stack-based Sequential Decoder Download |
A stack-based sequential priority first decoder that returns Maximum-Likelihood solutions to spherical LAST coded MIMO system-type problems, i.e., a lattice decoder with spherical boundary control. In such problems, the depth of the search tree is known but the number of children per node is not...
Platforms: Matlab
License: Freeware | Size: 51.2 KB | Download (45): Priority First Spherical Lattice Space-Time Decode Download |
Given the conditions (Temperature, Pressure, etc.) of the combustion chamber as well as the ambient conditions and the diameter/area of the throat, the program will:a) Solve for the nozzle exit area that produces the max amount of thrust.b) Use the method of characteristics to solve for the shape...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (50): 2-D Nozzle Design Download |
Create a random matrix of a non-intercepting snake, like the game ("worm" or "snake"). Also described by filling a chessboard with dominos, except now the board can be rectangular, or any arbitrary shape (by changing the boarders).Uses an infinite loop to enumerate possibilities. There are a...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (39): domino tiles Download |
LU Decomposition is applied to a sparse banded matrix. We show how fill-ins can make solution by elimination not manageable. The same matrix is used to solve the Poiseuille flow problem in a rectangular channel using the finite differences approach. The result obtained using this numerical...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (49): Poiseuille Flow in a Rectangular Channel Download |
Matlab implementation of a monodomain reaction-diffusion model in 2-D. The model equations are a variant of the Fitzhugh-Nagumo equations modified to simulate the cardiac action potential. The progression of the two normalized state variables, membrane voltage (v) and recovery (r), is computed...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (42): Spiral waves in monodomain reaction-diffusion model Download |
Study of heat transfer and temperature of a 1x1 metal plateheat is dissipated through the left right and bottom sides and emp at infinity is t n(n-1) points in consideration,Temperature at top end is 500*sin(((i-1)*pi)/(n-1)A*Temp=U where A is coefficient matrix and u is constant matrixfinite...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (49): temperature analysis using finite difference method Download |
The Okada [1985] model allows to calculate analytic solution for surface deformation due to shear and tensile faults in an elastic half-space. This model is widely used to simulate ground deformation produced by local perturbation like tectonic faults (earthquakes) or volcanic dykes. Given...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (45): Okada: Surface deformation due to a finite rectangular source Download |
C-Library & Matlab Toolbox implement a numerical solution of Poisson equationdiv(e*grad(u))=fin Cartesizan 3D coordinates with respect to steeply varying dielectrical permittivity e. Library uses regular rectangular grid with mixed boundary conditions, FVM-based equation discretization and...
Platforms: Matlab
License: Freeware | Size: 716.8 KB | Download (46): 3D Finite Volume Poisson Solver For Ion Channels Download |
This set of simulations make use of the Alternating Direction Implicit method for solving the parabolic wave equation that arises in FD BPM.The zip file includes the following programs:FDBPM3D_free_space.m - Animation and video of the 3D propagation.FDBPM3D_free_space_slice.m - It shows slices of...
Platforms: Matlab
License: Freeware | Size: 92.16 KB | Download (47): Finite Differences Beam Propagation Method in 3-D Download |
Expedite the computationally intensive part of the mechanical analysis stage of a coupled electro-mechanical FEA of an electrostatically actuated micro-electro-mechanical (MEMS) device by using d-deDUparford-deDt to:1. Compute Element Stiffness2. Assemble global stiffness matrix (K) from element...
Platforms: Matlab
License: Freeware | Size: 153.6 KB | Download (45): Accelerating Finite Element Analysis (FEA) in MATLAB Download |
A simple one-dimensional finite-difference time-domain (FDTD) electromagnetic routine that allows the user to specify arbitrary permittivity, permeability and conductivity profiles. Useful for helping students to visualize reflection, transmission, wave velocity and impedance concepts. Will also...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (47): fdtd1d.m Download |
The method uses finite differences to solve Laplace equation and matrix inversion to solve the resulting system of linear algebraic equations. The rectangular plate has both dimensions set equal to unity. Each dimension is discretized and the total number of nodal points is equal to 29*29. To...
Platforms: Matlab
License: Freeware | Size: 30.72 KB | Download (45): Temperature Profile in a Rectangular Plate Download |
Global tsunami can be started with asteroid impact or earthquake or thermonuclear bomb. It simulated with 2d wave equation. It is wave equation on sphere surface. Land influence neglected. triangular mesh used. The method is some kind of finite difference method. See fromulas in laplacian.jpg...
Platforms: Matlab
License: Freeware | Size: 1.03 MB | Download (42): Global tsunami simulation GUI Download |
Implementation based on:"Finite-Element Discretization Of Static Hamilton-Jacobi Equations Based On A Local Variational Principle"by F. Bornemann and C. RaschComments:1. There is no restriction on the type of triangulation, i.e. it does not need to be acute. But the method will require more than...
Platforms: Matlab
License: Freeware | Size: 307.2 KB | Download (44): Hamilton-Jacobi solver on unstructured triangular grids Download |
The FWR Toolbox is a MATLAB toolbox used to analysis the Finite Word Length ed¬TCdeects of linear time-invariant digital filters/controllers implementations.When digital d¬TCdalter/controller are implemented in computing machines (micro-controller, DSP, FPGA, etc.) with d¬TCdanite...
Platforms: Matlab
License: Freeware | Size: 1.23 MB | Download (39): FWR Toolbox Download |
Complex step differentiation (CSD) is a superior numerical differentiation approach. Normally, it is more efficient and accurate than finite difference appraoch. This package provides a way to improve the MATLAB fmincon function using the CSD.
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (48): fminconCSD Download |