Satellite Radio Link Planning and Budgeting

Teacher

Yunqi Ye

Category:

Satellite Communications

Description
Reviews

Establishing radio link between computers and satellite

Course Overview

This course is designed for individuals with a working knowledge of satellite communications who desire to acquire greater knowledge in the areas of network planning and link analysis.

Participants will learn about the various principles, applications, and industry standards involved in designing and planning satellite networks. They will also learn how to find and access the data required to design a satellite network. The course will also cover what a link budget is, and includes practical exercises on link budget calculation.

Target Audience

Broadcasters
Broadcasting Companies that utilize Satellite Links
Satellite TV Companies
GSM and Mobile Network Operators
Telecommunication Companies (PTTs, Carriers)
Satellite Owner Companies
Satellite Up-link Operators
Internet Service Providers
IT & System Integration Companies
Government Organizations that rely on Satellite
Multinational Companies that rely on Satellite
Specialized Industries (Financial, Oil & Gas, Security, Law Enforcement)
Aid and Assistance Organizations

Duration & Training Format

Instructor-led Training

Classroom: 3 days
LIVE Virtual*: 21 hours

*Note:

A minimum of 6 or more participants are required to commence a company-based LIVE Virtual course
LIVE Virtual courses can be conducted for 5 hours or 7 hours daily. Please note that the number of training days will be extended if you opt for 5 hours daily.

Upcoming Course Dates

14 – 16 May 2025 (Wed – Fri), GMT +08:00
If you are keen on attending the above scheduled course, please register your interest via our course enquiry form.

Course Objectives

At the end of the course, participants will be able to:

Gain the knowledge and skills required to plan, design, and optimize satellite networks
Explain the basics of SATCOM
Understand the different access techniques
Understand and define topics in satellite transmission including modulation schemes, forward error correction, power equivalent bandwidth, power spectral density, saturation flux density, input and output power back off, transponder pad settings, system noise, EIRP, G/T, C/N, Eb/No, rain fade
Understand network topologies including Direct-to-Home (DTH), point-to-point, star, mesh, and hybrid networks
Understand satellite bandwidth planning and transponder bandwidth/power allocations
Understand link budget analysis
Understand comparative analysis between C and Ku bands
Understand problems and exercises in satellite planning

Course Outline

Recap of SATCOM Fundamentals

Characteristics of LEO, MEO, GEO Satellites and their Pros and Cons
Satellite Frequency Bands and their Pros and Cons
Multiplex Schemes: FDMA, TDMA, CDMA, SCPC, MCPC, etc.
Linear and Circular Polarization
Satellite Beams: Global, Regional, Spot Beams, Steerable Beams
EIRP and G/T
Link Planning: Transmit Power, Antenna Gains, Free Space Loss, Receive Power, etc.
Transponder: Carriers, Channel Assignments, Bent Pipe, Regenerative Type

System Design and Engineering

Link Path Calculations
Link Budget Parameters
Isotropic vs Directional Antenna
Design Calculations for Antenna Gain and Beamwidth
Effective Isotropic Radiated Power (EIRP) and Power Flux Density (PFD)
Solar Outrage Calculations
Atmospheric Attenuation

Satellite Radio Link Planning Workshop

Software Tool
Design Parameters
Link Budget Design
Case Study: Detail Design via Software
Antenna Gain and Beamwidth
Factors Affecting Antenna Gain
Calculating Antenna Gain and Beamwidth via Software
Effective Isotropic Radiated Power (EIRP)
Path Loss Calculations
Look Angles: Elevation and Azimuth Angle
Transponder: Antenna, LNA, BPF, Down-Converter, HPA
Adjacent Channel Interference
Input and Output Back Off
Uplink Power Control (UPC)
LNB Noise Figure
Designing via Software: Uplink/Downlink, ASI, Rain Model, Satellite, and Carrier-related Parameters
Figure of Merit (G/T) and Energy per BIT (Eb/No)
Transponder Types
ITU Rain Regions
FEC Code Rate, Carrier Spacing, Roll-off Factor, Implementation Loss
Generating Final Report/Design
More Design Exercises
Orbital Math: Gravitation vs Centripetal Force
Calculating Geosynchronous Radius
Calculating Geosynchronous Velocity
More Exercises

Additional Link Planning Exercises

More Case Studies
Computation of Look Angles
Bent Pipe vs Advanced Transponder
Analysis of Design Output Results
Optimization of Design
Examples and Exercises

5. Transponder Bandwidth Calculations

Transponder Bandwidth Equilvalent
Bandwidth-Limited vs Power-Limited
Factors that affect Bandwidth and Power
Relationship of Modulation, FEC, and BER
Symbol Rate and Roll Off Factor

6. VoIP and IPLC over Satellite

Characteristics of VoIP
Challenges of VoIP over Satellite
QoS and Traffic Prioritization
Compression Techniques
Bandwidth Requirement
Bit Rate Calculations
Transponder Management
VoIP Protocols
International Private Leased Circuit (IPLC)
International Ethernet Private Line (IEPL)
Features of IPLC and IEPL
VPN Via Satellite
Satellite E-line and EVPL

Note: A Certificate of Completion will only be issued upon achieving at least 75% attendance for the course.

Pre-requisites

Participants must have completed the ‘An Overview of Satellite Communications’ course before taking this course. This course assumes and builds on participants’ foundational understanding of SATCOM.