Spectrum Management System for
Developing Countries (SMS4DC)
E-Behdad
BDT/FOP/RCU
BR- Biennial seminar on SMS 30 October 3 November 2006
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Main Functions of SMS4DC
 Administrative Functions
 Relational database management;
 Recording frequency application, frequency assignment,
licensing, coordination data, import data from BRIFIC & SRS
 producing electronic notices, print license, invoice & spectrum
fee
 Security features: Multi level access enables system
administrator to define users and groups with different access
levels.
BR- Biennial seminar on SMS 30 October 3 November 2006
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Main Functions of SMS4DC
 Engineering Analysis Function
 Enhanced analysis tools for frequency arrangement,
assignment, coordination and interference calculation
 Propagation models based on ITU-R latest recommendations
available at the time of development, i.e. P.1546, P.370,
P.530, P.452, P.526, Extended HATA models for various service
types and P.618-8 for Earth to space total attenuation
calculation;
 Coverage area, field strength, field strength contour,
Microwave link calculations, Microwave link availability,
network coverage and best server calculation.
BR- Biennial seminar on SMS 30 October 3 November 2006
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Main Functions of SMS4DC
 Geographic Map Display Function
 User friendly interface, displaying of Digital
Terrain Model, capability of importing
standard mapping formats including Globe map
and displaying of geographical maps,
 Online latitude, longitude and altitude presentation,
overlaying, Scrolling and Zooming functionality
capability of handling vectors,
 Providing multiple entry functions, menu items,
Assigning new stations on map and Searching and
displaying a station or group of stations on map.
BR- Biennial seminar on SMS 30 October 3 November 2006
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User View of Data
Name, address,
contact and
classification
Owner
1:n
License ID, status,
duration and etc.
License
1:n
1:n
Payments
1:n
Invoices
Station name,
location, type and
etc.
Station
1:n
Name, model,
radiated power,
serial number and
etc.
Name, gain,
pattern,
Beamwidth,
and etc.
Azimuth
and
effective
height
Effective
height
Pattern
(terrestrial)
Equipment
1:n
1:n
Antenna
Frequency
1:n
1:1
1:1
Assigned
frequency,
reference
frequency,
bandwidth and etc.
Link
Filter
1:1
1:n
Coordination
BR- Biennial seminar on SMS 30 October 3 November 2006
Receiving
area
information
Coordinated
administratio
ns
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User View of Data
Name, address,
contact and
classification
Owner
1:n
License ID, status,
duration and etc.
License
1:n
1:n
1:n
Payments
Invoices
Station
1:n
1:n
1:n
Min.
Elevation
Angles
Horizon
Elevation
Beam
Pattern
and
coefficient
s
Designatio
n of
emission,
power
Station name,
location, type and
etc.
Name, gain,
beamwidth and
etc.
1:1
1:n
Antenna
Group
Emission
Filter
(earth stations)
1:n
1:1
1:n
1:n
1:n
Bandwidth,
polarization and
etc.
Frequency
Coordination
Assigned
frequencies
Coordinated
administratio
ns
Class of
station
BR- Biennial seminar on SMS 30 October 3 November 2006
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Flow of Administrative Data Entry
BR- Biennial seminar on SMS 30 October 3 November 2006
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Samples of SMS4DC’s Administration Functions
Supervisory tasks
• User access
• Audit control
• Backup/Restore
BR- Biennial seminar on SMS 30 October 3 November 2006
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Samples of SMS4DC’s Administration
Functions
Data capture screens
BR- Biennial seminar on SMS 30 October 3 November 2006
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Samples of SMS4DC’s Administration Functions
Fixed/Base Station Information
Data Entry Table
BR- Biennial seminar on SMS 30 October 3 November 2006
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Samples of SMS4DC’s Administration Functions
Mobile Station Information
Data Entry Table
BR- Biennial seminar on SMS 30 October 3 November 2006
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Samples of SMS4DC’s Administration Functions
Broadcasting Station Information
Data Entry Table
BR- Biennial seminar on SMS 30 October 3 November 2006
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Samples of SMS4DC’s Administration Functions
Dialog box for importing data from BRIFIC
BR- Biennial seminar on SMS 30 October 3 November 2006
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Samples of SMS4DC’s Administration Functions
Electronic notices
Fixed, Land mobile, Broadcasting
Earth station
BR- Biennial seminar on SMS 30 October 3 November 2006
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Sample of SMS4DC’s Engineering Functions
International & National frequency allocations table (chart)
BR- Biennial seminar on SMS 30 October 3 November 2006
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Sample of SMS4DC’s Engineering Functions
Frequency arrangement (Homogeneous)
BR- Biennial seminar on SMS 30 October 3 November 2006
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Sample of SMS4DC’s Engineering Functions
Frequency arrangement (Uniform & non Uniform)
BR- Biennial seminar on SMS 30 October 3 November 2006
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Sample of SMS4DC’s Engineering Functions
Frequency assignment parameters & EMC analysis results
BR- Biennial seminar on SMS 30 October 3 November 2006
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Sample of SMS4DC’s Engineering Functions
Path profile with Fresnel Zone
BR- Biennial seminar on SMS 30 October 3 November 2006
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Sample of SMS4DC’s Engineering Functions
Link Calculation Dialog box using different propagation models
BR- Biennial seminar on SMS 30 October 3 November 2006
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Sample of SMS4DC’s Engineering Functions
The finest grid in “Antenna Editor” dialog box
BR- Biennial seminar on SMS 30 October 3 November 2006
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Sample of SMS4DC’s Engineering Functions
Spreadsheet of stations
Selected station
Effective height calculation
result
BR- Biennial seminar on SMS 30 October 3 November 2006
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Sample of SMS4DC’s Engineering Functions
Area calculation using ITU-R P.1546 propagation model
BR- Biennial seminar on SMS 30 October 3 November 2006
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Sample of SMS4DC’s Engineering Functions
Network Processor : Maximum Field Strength
BR- Biennial seminar on SMS 30 October 3 November 2006
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Sample of SMS4DC’s Engineering Functions
Network Processor : Best Server
(a) Free-Space propagation model
(b) Okumora-Hata propagation model
BR- Biennial seminar on SMS 30 October 3 November 2006
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Sample of SMS4DC’s Engineering Functions
Coverage Area calculation
E < Threshold Value
E > Threshold Value
BR- Biennial seminar on SMS 30 October 3 November 2006
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Sample of SMS4DC’s Engineering Functions
Interference calculation BC to BC
BR- Biennial seminar on SMS 30 October 3 November 2006
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Sample of SMS4DC’s Engineering Functions
Interference calculation BT to BT
BR- Biennial seminar on SMS 30 October 3 November 2006
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Sample of SMS4DC’s Engineering Functions
User define agreement
Cross Border Range (CBR) & X-Km
• CBR: Locus of points with identical distance
to the border along the line to TX
• X-km: Locus of points with identical distance
to the nearest point of border
x km
x km
BR- Biennial seminar on SMS 30 October 3 November 2006
CBR
CBR
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Sample of SMS4DC’s Engineering Functions
CBR and X-km in SMS4DC
Border
Xkm Line
Cross Border
Range (CBR)
BR- Biennial seminar on SMS 30 October 3 November 2006
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Sample of Geographic Map Display functions
drawing line from database
BR- Biennial seminar on SMS 30 October 3 November 2006
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Sample of Geographic Map Display functions
Topographical map of a selected area (Globe30), relevant 3D view and vector overload
BR- Biennial seminar on SMS 30 October 3 November 2006
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Sample of Geographic Map Display functions
3D view of a selected area
Dialog box to adjust visual
effects of 3D view
BR- Biennial seminar on SMS 30 October 3 November 2006
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Sample of Geographic Map Display functions
Field Strength along a line
BR- Biennial seminar on SMS 30 October 3 November 2006
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Sample of SMS4DC’s Engineering Functions
Overlay possibility
BR- Biennial seminar on SMS 30 October 3 November 2006
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Sample of Geographic Map Display functions
Overlay possibility
BR- Biennial seminar on SMS 30 October 3 November 2006
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Thank you
BR- Biennial seminar on SMS 30 October 3 November 2006
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