All Courses
Level 23
Satellite & NTN Operations
Master satellite and NTN operations — LEO mega-constellations (Starlink, OneWeb, Kuiper, AST SpaceMobile), satellite architecture, orbit mechanics, inter-satellite links, direct-to-device, 3GPP NTN protocols, NTN link budgets, handover, Doppler management, KPIs, and commercial NTN deployments for maritime, aviation, and IoT.
14 interactive6 simulation5 labs4 quizzes
0%
0/29 lessons
LEO Constellation Architecture
0/7LEO mega-constellations, satellite payload types, ground segment architecture, orbit mechanics, and inter-satellite links.
LEO mega-constellations: Starlink, OneWeb, Kuiper, AST SpaceMobile
Comparing LEO constellations by orbit altitude, satellite count, capacity, and coverage.
interactive3 min
Satellite architecture: bent-pipe vs regenerative payload, ISL, gateway
Satellite payload types and the processing pipeline from uplink to downlink.
interactive3 min
Ground segment: gateways, PoPs, interconnection to 5GC
Ground infrastructure connecting satellite constellations to the 5G core network.
interactive3 min
Orbit mechanics: orbital period, footprint, visibility window
Interactive altitude slider showing footprint size and satellite pass duration.
simulation3 min
Inter-satellite links: optical vs RF, routing in space
ISL mesh routing across constellations with optical vs RF link trade-offs.
interactive3 min
Lab: Calculate LEO visibility window and handover frequency
Orbital mechanics calculator for satellite visibility and handover rate at ground location.
lab5 min
Quiz: LEO Constellation Architecture
Test your understanding of LEO constellations and satellite architecture.
quiz5 min
Direct-to-Device & Terrestrial Integration
0/8Direct-to-device satellite connectivity, T-Mobile/SpaceX and AST SpaceMobile architectures, 3GPP NTN protocols, spectrum sharing, and NTN roaming.
Direct-to-device: standard smartphone to satellite connection
D2D architecture from UE through LEO satellite to gateway and 5G core.
interactive3 min
T-Mobile + SpaceX Starlink D2D: architecture and spectrum sharing
T-Mobile/SpaceX D2D deployment roadmap, architecture, and spectrum sharing approach.
interactive3 min
AST SpaceMobile BlueBird: broadband from space
AST SpaceMobile massive antenna arrays and broadband satellite service technology.
interactive3 min
3GPP NTN for D2D: NR-NTN UE requirements, timing, HARQ
Protocol adaptations for satellite delay — timing advance, HARQ, and UE requirements.
simulation3 min
Satellite-terrestrial spectrum sharing and interference
Spectrum sharing frameworks for satellite-terrestrial co-existence and interference control.
interactive3 min
NTN roaming: satellite as visited PLMN, SLA management
Roaming architecture for NTN with satellite operator as visited network.
interactive3 min
Lab: Design D2D coverage plan for terrestrial gap-fill
Coverage gap analysis exercise identifying where satellite fills terrestrial gaps.
lab5 min
Quiz: Direct-to-Device & Integration
Test your knowledge of D2D satellite architectures and integration.
quiz5 min
NTN Operations & Performance
0/7NTN link budgets, satellite handover, latency management, Doppler compensation, NTN KPIs, and handover optimization.
NTN link budget: satellite EIRP, G/T, atmospheric losses, rain fade
Advanced NTN link budget calculator with atmospheric and rain fade parameters.
lab4 min
NTN handover: satellite-to-satellite, satellite-to-terrestrial
Handover types with timing diagrams for satellite-to-satellite and satellite-to-ground.
interactive3 min
NTN latency: delay-tolerant protocols, TCP optimization, buffering
Latency waterfall comparing LEO, MEO, and GEO with optimization techniques.
simulation3 min
NTN Doppler management: pre-compensation, frequency tracking
Doppler shift calculation and pre-compensation techniques for LEO satellites.
interactive3 min
NTN KPIs: link availability, throughput per beam, handover success
NTN-specific KPI dashboard with link availability and beam performance metrics.
simulation3 min
Lab: Optimize beam handover for moving ground terminal
Handover optimization exercise for a moving terminal under a LEO constellation.
lab5 min
Quiz: NTN Operations & Performance
Test your understanding of NTN link budgets, handover, and performance.
quiz5 min
Commercial NTN Deployments & Business
0/7NTN for maritime, aviation, and IoT verticals, NTN economics, real-world commercial deployments, and business case analysis.
NTN for maritime: cruise ships, cargo, offshore platforms
Maritime NTN deployment architecture for ships and offshore installations.
interactive3 min
NTN for aviation: in-flight connectivity, ATG vs satellite
Aviation connectivity comparing air-to-ground vs LEO satellite approaches.
interactive3 min
NTN for IoT: asset tracking, agriculture, environmental monitoring
IoT-NTN use case comparison across asset tracking, agriculture, and environment.
simulation3 min
NTN economics: ARPU, capacity cost, spectrum licensing, launch costs
Business model comparison for NTN services with cost and revenue analysis.
simulation3 min
Real-world: Starlink, Kuiper, AST SpaceMobile — 2026 status
Commercial NTN deployment tracker with subscriber and coverage data.
interactive3 min
Lab: Build NTN business case — coverage, capacity, TCO, revenue
Business case exercise with coverage, capacity, TCO, and revenue modeling.
lab5 min
Quiz: Commercial NTN — Level Gate
Level gate quiz covering NTN verticals, economics, and commercial deployments.
quiz5 min