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Wall man
- 2. Outline
Overview
Urban & Indoor Databases
Materials
Basic Functions
Import of Data
Using Background Images
Working with Pixel Maps
Time Variance
Additional Features
Preprocessing
© by AWE Communications GmbH 2
- 3. Overview
Overview
Generation of vector
databases for buildings
and cities
Conversion of vector
databases from common
file formats
Visualization of vector
databases
Modification of databases
Definition of material
properties
Definition of parameters
for preprocessing
© by AWE Communications GmbH 3
- 4. Urban & Indoor Databases
Wall
Material: Concrete
3D vector oriented database Subdivision 2
Material:
Walls as planar objects with polygonal shape
Subdivision 1 Glass
Material:
Wood
Individual material properties
Subdivisions with different material properties to model doors and windows
© by AWE Communications GmbH 4
- 5. Urban & Indoor Databases
Urban Vector Databases
2x2D vector oriented database
Buildings as vertical cylinders with
polygonal ground-planes
Uniform height above street-level
Limitation to vertical walls and flat roofs
Individual material properties
Topography
© by AWE Communications GmbH 5
- 6. Urban & Indoor Databases
Urban Databases Indoor Databases
Basic element: Building Basic element: Wall/Polygon
Only horizontal and vertical walls Arbitrary orientation of wall
Uniform height of each building All types of roofs can be modeled
No subdivisions possible Subdivisions possible
Courtyards and towers possible
Consideration of topography (after
preprocessing)
For large urban areas with For limited scenarios (single
hundreds of buildings building or campus scenario)
© by AWE Communications GmbH 6
- 7. Materials
Material Properties
Each polygon/building can have individual material properties
Properties depend on frequency
Usage of global material catalogue
© by AWE Communications GmbH 7
- 8. Materials
Material Properties
• Properties affecting all propagation models
Transmission Loss (in dB)
• Properties affecting Dominant Path Model
Reflection Loss (in dB)
• Properties affecting Ray Tracing
• GTD/UTD related properties
• Relative Dielectricity
• Relative Permeability
• Conductance (in S/m)
• Scattering parameters
• Empirical reflection/diffraction model
• Reflection Loss (in dB)
• Diffraction Loss Incident Min (in dB)
• Diffraction Loss Incident Max (in dB)
• Diffraction Loss Diffracted (in dB)
• Scattering loss (in dB)
© by AWE Communications GmbH 8
- 9. Materials
Global Material Catalogue
Global material catalogue with different frequency bands
Modification of predefined materials possible
© by AWE Communications GmbH 9
- 10. Basic Functions
User Interface
Nearly same user interface for urban and indoor scenarios
Database edit mode and preprocessing mode
Urban Database Indoor Database
© by AWE Communications GmbH 10
- 11. Basic Functions
User Interface Materials Groups Tools Time Variance
File functions
Selection Zooming Floor Bitmaps
Views
selection
Drawing
Grouping
© by AWE Communications GmbH 11
- 12. Basic Functions
Functions
File functions: New, open, save, close
Edit materials
Edit project settings
Change current view
Zooming (in, out, reset, fit to screen)
Selection of objects (by number, by materials,..)
Grouping of several objects
Several edit functions (move, rotate, scale,..)
Bitmaps in the background
Preprocessing of vector databases
…
© by AWE Communications GmbH 12
- 13. Basic Functions
Views: Indoor
Four views: x-z view, y-z view, x-y view, single wall view (has to be activated
by double clicking a wall), 3D view
Objects can be created, removed and edited in all views except the 3D view
Intersections of planes are
shown in 3D view
Markers can be used to
simplify the handling
3rd coordinate dialog
available
© by AWE Communications GmbH 13
- 14. Basic Functions
Views: Urban
Two views: x-y view, 3D view
Objects can be created, removed and edited in all views except the 3D view
Intersections of planes are
shown in 3D view
Marks can be used to
simplify the handling
3rd coordinate dialog
available
© by AWE Communications GmbH 14
- 15. Basic Functions
Views: 3rd Coordinate Dialog
Dialog to change 3rd coordinate for current view (except 3D view)
Definition of marks
Defined
marks
Slider for
definition of 3rd
coordiante
Step by step
movement
© by AWE Communications GmbH 15
- 16. Basic Functions
Project Settings
Several settings to configure
• Acceleration of display
• Behavior od display
• General behavior
Settings are saved with the
current vector database
© by AWE Communications GmbH 16
- 17. Import of Data
Urban Building Databases: Vector Import
Import of urban vector building databases possible
Support of several file formats
• Arcview Shapefile
• MapInfo
• Open ASCII format
• Aircom Enterprise
• Nokia NetAct
• Siemens TornadoN
• MSI Planet
• Vodafone D2 FUN
© by AWE Communications GmbH 17
- 18. Import of Data
Urban Building Databases: Pixel Import
Conversion of pixel files (bitmaps) to vector building databases
Support of common bitmap formats
Several parameters
© by AWE Communications GmbH 18
- 19. Import of Data
Urban Building Databases: Simplification
Simplification of urban vector building database to accelerate prediction and
save memory
Several parameters available: Simplification of shape, combination of
adjacent buildings
© by AWE Communications GmbH 19
- 20. Import of Data
Indoor Buildings: Vector Import
Import of indoor vector buildings possible
Support of several file formats
• Open ASCII format
• AutoCAD format
• DXF file format
• Facet file format
• MCS format
• Stereolithography format
• Nastran file format
© by AWE Communications GmbH 20
- 21. Import of Data
Indoor Buildings: Pixel Import
Conversion of pixel files (bitmaps) to vector buildings
Support of common bitmap formats
Several parameters
© by AWE Communications GmbH 21
- 22. Import of Data
Indoor Buildings: Simplification
Simplification of indoor vector buildings to accelerate prediction and save
memory
Several parameters available: Tolerance, conditions for combination
© by AWE Communications GmbH 22
- 23. Using Background Images
Loading Bitmaps
Bitmaps can be imported and put behind the scene
Bitmaps can be moved, adjusted and scaled
Easy generation of indoor and urban databases based on bitmaps
Easy dimensioning and localization based on geo referenced information
© by AWE Communications GmbH 23
- 24. Using Background Images
Drawing on Bitmaps
Draw perpendicular walls on the bitmap
Bitmap can be removed afterwards
Vertical walls
Draw vertical walls
© by AWE Communications GmbH 24
- 25. Generating Pixel Maps
Concept of Pixel Maps
Floor plans (*.jpg, *.bmp) can be used directly as a basis for wave
propagation predictions
No conversion of data from raster data to vector data required
Consideration of different floor plans for each floor of multi story buildings
Support of all empirical wave propagation models and Dominant Path Model
© by AWE Communications GmbH 25
- 26. Generating Pixel Maps
Import of Floor Bitmaps
Import of floor plans from bitmap files into WallMan
Correction of orientation and location of bitmaps for different floors by using
markers
© by AWE Communications GmbH 26
- 27. Generating Pixel Maps
Import of Pixel Data
Floor plans are displayed in WallMan
Here: Two floors are shown
© by AWE Communications GmbH 27
- 28. Generating Pixel Maps
Definition of Materials
Materials are automatically generated based on available colours
User can select which colours should be ignored (e.g. texts, lines,..)
© by AWE Communications GmbH 28
- 29. Generating Pixel Maps
Definition of Materials
Display of database after definition of materials
Here: All colours are neglected except ‘black’ => Easy way to remove texts
and other things with different colours from the bitmap
© by AWE Communications GmbH 29
- 30. Generating Pixel Maps
Ready for Usage in ProMan
After saving the database it can be used in ProMan as a basis for wave
propagation and network projects
© by AWE Communications GmbH 30
- 31. Time Variance
Concept of Time Variance
Walls/polygons can be combined to groups
Individual time variant properties can be assigned to each group
Translation Rotation
Vector for direction Center of rotation
Scalar value for velocity Velocity of rotation for each axis
© by AWE Communications GmbH 31
- 32. Time Variance
Time Variant Mode
Definition of time variant properties
Observation of time variance step-by-step Time control
Time variant
properties for
selected group
© by AWE Communications GmbH 32
- 33. Time Variance
Definition of Time Variant Properties
Launch ‘time variant mode’ in WallMan
Select a group to which time variance should be assigned
Define properties for each group (by values or by using a trajectory)
© by AWE Communications GmbH 33
- 34. Time Variance
Example
Time variant ‘Car-2-Car’ sample with propagation paths
© by AWE Communications GmbH 34
- 35. Additional Features
Indoor: LEGO Tools
Simple creation of
• Stairs
• Rectangular rooms
• T-rooms
• L-rooms
• U-rooms
• Roofs
• Sphere
• Cylinder (vertical)
• Cylinder / Pipe (horizontal)
© by AWE Communications GmbH 35
- 36. Additional Features
Indoor: Grouping
Combination of several polygons/walls to groups
Groups can have names
Walls can be grouped by materials
Walls in
current
Available group
groups in
current
database
Group all walls with
respect to material
© by AWE Communications GmbH 36
- 37. Additional Features
Indoor: Prediction Planes / Surface Predictions
Each polygon can be transformed into a ‘prediction plane’
On the surface of each wall predictions can be computed
Easy approach to activate predictions on walls/polygons
© by AWE Communications GmbH 37
- 39. Additional Features
Indoor: Non-Deterministic Objects
Definition of objects with an additional attenuation
Attenuation is added to the path loss
Polygon describing a
non-deterministic area
Without furniture and persons Deterministic modeling Non-deterministic modeling
© by AWE Communications GmbH 39
- 40. Additional Features
Urban: Vegetation Objects
Definition of objects with an additional attenuation
Attenuation is added to the path loss
Enter vegetation
blocks
© by AWE Communications GmbH 40
- 41. Additional Features
Parameters for Vegetation / Non-deterministic Objects
Vegetation / non-deterministic objects appear in the material dialog (green
coloured)
Definition of attenuations
• For ray in vegetation block
• For receiver pixel
© by AWE Communications GmbH 41
- 42. Additional Features
File Types
Suffix Scenario Description
idb Indoor Raw Indoor Vector Database
idc Indoor Indoor Vector Database for COST 231 Model
idp Indoor Indoor Vector Database for Dominant Paths
idw Indoor Indoor Vector Database for Standard Ray Tracing
idi Indoor Indoor Vector Database for Intelligent Ray Tracing
odb Urban Raw Urban Vector Database
ocb Urban Urban Vector Database for COST 231 Model
opb Urban Urban Vector Database for Dominant Paths
oib Urban Urban Vector Database for Intelligent Ray Tracing
© by AWE Communications GmbH 42
- 43. Preprocessing
Concept of Preprocessing
Preprocessing has to be done only once before the prediction
Material properties can be changed afterwards
Preprocessing guarantees short prediction times
© by AWE Communications GmbH 43
- 44. Preprocessing
Urban Settings (1/6)
Output folder
Prediction model (COST 231, SRT, IRT, Dominant Paths)
Database name
Name of
preprocessed
database
Selection of
prediction model
© by AWE Communications GmbH 44
- 45. Preprocessing
Urban Settings (2/6)
Combined network planning
Additional outputs
Indoor pixels
Combined network
planning?
Additional outputs
© by AWE Communications GmbH 45
- 46. Preprocessing
Urban Settings (3/6)
Preprocessing area
Prediction height
Resolution
Preprocessing area
Prediction height
Resolution
© by AWE Communications GmbH 46
- 47. Preprocessing
Urban Settings (4/6)
Only for IRT (Intelligent Ray Tracing) model
Size of tiles and
wedges
Adaptive
resolution
Spheric zone
Special settings
© by AWE Communications GmbH 47
- 48. Preprocessing
Urban Settings (5/6)
Consideration of topography
Consideration of
topography
Heights of
buildings
Filename of
topography
© by AWE Communications GmbH 48
- 49. Preprocessing
Indoor Settings (1/3)
Output file names
Prediction model (COST 231, SRT, IRT, Dominant Paths)
Preprocessing area
Database name
Name of
preprocessed
Selection of
database
prediction model
Preprocessing area
© by AWE Communications GmbH 49
- 50. Preprocessing
Indoor Settings (2/3)
Only for IRT model
For all other indoor predictions models, these settings can be defined and
changed later in ProMan
Resolution and
height for
prediction
Size of tiles and
wedges
© by AWE Communications GmbH 50