EMCoS Antenna Vlab

Key Features

Supported Formats

Discrete Model

  • NAS, ASCII STL and IGES file formats

Analytical Model

  • SAT (*.sat) - ACIS geometry solid model files
  • IGES (*.igs) - Industry standard Initial Graphics Exchange Specification (IGES) files
  • STEP (*.stp, *.step) - Standard for the Exchange of Product Model Data (STEP) files
  • Parasolid (*.x_t, *.x_b)?- Parasolid files
  • CATIA V4 (*.model) - CATIA V4 files
  • CATIA V5 (*.CATPart) - CATIA V5 files
Computational Cores

Numerical Methods

  • Method of Moments for 3D electrostatic and electrodynamic problems
  • Physical Optics method for very high frequencies

Calculation Domains, Objects and Sources

  • Frequency and Time Domain calculations
  • Thin metallic and dielectric surfaces
  • Thin wires (coated and not coated, representing metal strips on surface of dielectric)
  • Arbitrary shaped dielectric objects (Surface Integral approach) partially covered with metal
  • Dielectric layers with small curvature modelled using Green Function approach
  • Simple RLC loads
  • Port on wire segment for calculation of scattering matrix
  • Non-radiated network objects (TL, S-matrix from Touchstone)
  • Physical properties of ground and system environment
  • Voltage/Current source on wire segment
  • Impressed Current source
  • Plane Wave source
  • Electrical/Magnetic Dipole source
  • Radiation Pattern source
  • Near Field Radiation?source

Calculation Options

  • Adaptive Frequency Sampling for effective frequency domain calculations
  • Matrix Partitioning option for optimization calculations
  • Multi-Excitation option for optimization calculations
  • S, Z, Y matrix calculations for multiport systems
  • Recalculate and Continue options
  • Normalization of power
  • Out-of-core solution for large problems

Parallel Calculations

  • Parallel computational core
  • Optimized calculations for small problems
Graphical User Interface


  • Construction of computational model from separate components (objects)
  • Full control of computational core
  • User defined views
  • Customization of shortcut keys


  • Geometry-Model-Mesh modes for preparation of computational model
  • Definition of geometrical and physical properties via variables
  • Definition of frequency dependent physical properties
  • Large array of primitives for model creation
  • Boolean operations
  • Object transformation operations
  • Parametrized library
  • Automatic and manual control of mesh
  • Support of multi-area request for Near Field Distribution
  • Validation of computational model r r n


  • 2D post-processing
    • Current, voltage and charge on wire segments
    • Current and charge?on triangles
    • Calculation Error estimation on triangles
    • Source data (impedance, admittance, S11, VSWR, power ballance etc.)
    • Near Electric and Magnetic?field in observation points
    • Far Field pattern for fixed directional angle
    • S, Z, Y matrix observation (Touchstone data)
    • Linear, polar and Smith chart data representation
    • Linear, logarithmic and dB scales support
    • IFFT option for fast data transformation to Time Domain
    • Import/export data from/to 2D plot
    • Export data to MATLAB
  • 3D post-processing
    • Current and charge distribution on surface and wire segments
    • Near Electric and?Magnetic field distribution on arbitrary surface
    • Analysis of near field distribution based on defined reference level
    • Calculation Error distribution on surface
    • Arrow plot for current and field distribution
    • Far Field pattern
OS Compatibility and Licensing

Graphical User Interface

  • Microsoft Windows Platform
    • Windows 2000 Service Pack 4
    • Windows XP
    • Windows Vista
    • Windows 7
    • Windows Server 2003
    • Windows Server 2008

Computational core (32-bit and 64-bit)

  • Microsoft Windows Platform
    • Windows 2000 Service Pack 4
    • Windows XP
    • Windows Vista
    • Windows 7
    • Windows Server 2003
    • Windows Server 2008
  • Linux Platform
    • Asianux 3.0
    • Debian 4.0
    • Fedora 10
    • Red Hat Enterprise Linux 3, 4, 5
    • SUSE LINUX Enterprise Server 9, 10, 11
    • TurboLinux 11
    • Ubuntu 9.04
  • 32-bit cores can only address 2 GBytes of RAM per process
  • 64-bit cores can address more than 2 GBytes of RAM per process


  • Hardware based license
  • Floating license via single or redundant licence server configurations
  • CPU and CPU core based licensing for computational core
  • Fully functional student version with limitation for calculation of large problems
  • Free 45 days evaluation license