Wireless Insite 支持功能一览

Propagation Models and APIs

• Multiple versions, each with different suites of propagation models that together span a range of fidelity and run time (see Propagation Models...)
• Application Programming Interface (API) allows direct access from user software applications

 

Standard Features

• Outputs include received power, electric field, delay spread, bit error rate, C/I, power delay profile, and various radiation hazard quantities
• Calculations use 3D antenna patterns with full polarization and phase information
• Models wideband and narrowband pulses
• Generates time and frequency domain output
• Identifies outages in coverage using the communication system analysis tool
• Supports import of urban building data, floor plans, terrain, and soil and vegetation from standard formats
• Overlays output on maps, aerial photographs, and 3D displays of buildings and terrain

 

High Performance Computing and Algorithmic Optimization

• GPU acceleration and multi-threading for X3D Ray Model
• GPU acceleration for Moving Window FDTD Model
• Numerous ray-trace optimizations throughout modeling suite
• Thread-safe Wireless InSite Real Time for multi-threaded API applications
• Methods for execution of several models across multiple processors

 

Output (Partial List)

• Received power
• Path loss
• Delay spread
• Electric field magnitude and phase
• Electric field vs. time and frequency
• Propagation paths
• Strongest base to mobile
• Direction-of-arrival
• Time-of-arrival
• Power delay profile
• Doppler shift
• Data throughput for WiMAX and LTE
• Bit error rate
• Carrier/interferer ratio
• Animated electric field movies

 

Antenna Modeling

• Transmitter/receiver sets defined through individual points, trajectories (routes), arcs, planar surfaces (vertical or horizontal), cylindrical surfaces, or spherical surfaces
• Plane wave sources for modeling airborne and satellite based transmitters
• Numerous built-in antenna types
• Vertically, horizontally, and circularly polarized analytical antennas, or complex polarizations through antenna file import
• Phased arrays, constructed from individual elements
• Far zone patterns imported from XFdtd®
• User-defined two-cut plane antenna radiation patterns
•  Antenna Pattern Importation: Wireless InSite is capable of importing antenna pattern data from Odyssey, MSI planet, NSMA and XFdtd files. InSite also has its own antenna pattern file format through which users can create user-defined antenna patterns.
• Moving Window FDTD support for complex antenna patterns

 

Geometrical Data Types

• Cities
• Terrain
• Foliage
• Floor plans
• Objects

 

Geometry Generation and Manipulation

• Editor for creating culvert and tunnel geometry
• Automated city geometry processing, including building association, simplification and error checking
• Graphical city, indoor, terrain, and foliage editors
• Ability to conform foliage to terrain
• Translate, scale, rotate operations
• Assignment of material properties
• Scene cropping of unnecessary terrain and urban features

 

Geometry Data Import

• Building data from DXF and shape files
• Terrain elevation data (DEM, DTED, JDEM, SDTS, ASCII Grid, TIFF/BigTIFF/GeoTIFF)
• Floor plans from DXF files
• Objects from DXF, STL, and SAT files
• TIFF and GeoTIFF images
• Vegetation land cover from Global Land Cover Characteristics Database
• Digital Soil Map of the World material data
• Raster-to-vector conversion
• Support for NGA Vector Map (VMAP) layers
• Transmitter or receiver routes from VMAP database

 

Materials and Environmental Effects

• Atmospheric absorption in X3D Ray Model, extending to 100 GHz
• Soil material properties, including built-in models based on sand, silt, and clay percentages
• Attenuation due to foliage, including basic attenuation, complex permittivity, and biophysical grass and
• vegetation models
• Multiple dielectric layers
• Tabulated reflection and transmission coefficients
• Frequency-dependent foliage material
• Thin coatings

 

Input/Output Visualization

• Color displays of most output
• Line plotting tools
• Polar plots and 3D displays of antenna patterns
• Plots of reflection and transmission coefficients by material
• Color display of transient electric fields
• "Movie Sequence" of transient fields vs. time
• Export "Movie Sequence" to MPEG file
• Export views and graphs to JPEG and TIFF files

 

Special Capabilities/Options

• Wireless InSite’s Parameter Uncertainty capability allows material properties, frequency, and transmitter input power to be defined with a distribution and uses a Monte Carlo approach to assess the impact of input parameter uncertainties on received power and path loss/gain.
• Maximum Permissible Exposure (MPE) outputs based on safety thresholds for electromagnetic radiation defined by the IEEE Standard C95.1-2005
• Modified COST Building Penetration Model for simulating outdoor-to-indoor propagation when the interior details of a building are not explicitly known or defined
• Communication system analysis tool
• Dispersive channel modeling
• Customizable output filters
• Ability to create libraries of antennas, materials and waveforms
• Exact path correction in X3D Ray Model, improving accuracy using image theory techniques
• Support for Linux clusters