gx aviation services and · pdf filegeorge nicola. aviation technical manager. mark plecity....
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GX Aviation Services and functionality
George NicolaAviation Technical Manager
Mark PlecitySenior Product Manager
AgendaSatellite and network overviewNetwork technology discussion• Capacity management• Network architecture • Mobility management • Service management
Ka vs. KuService Enablement PlatformContent delivery services
Global XpressGlobal, mobile and reliable
Global Xpress: 3 Geostationary Ka-band satellites
Global coverage
Optimised and redundant ground network infrastructure
High network availability
State-of-the-art mobility management
Seamless handover within satellite regions
Single company providing service
Global coverage
Coverage provided via three geostationary Ka-band satellitesEach satellite carrying two complementary communication payloads• Global Service Beams
• 89 available spot beams per satellite, with 72 active at any one time• GSB’s can be “doubled up” in anticipated regions of high traffic
• High Capacity Payload• Steerable beams overlaying additional power and bandwidth to specific areas of high
usage on-demand
Spot beam implementation provides significant benefits to the users• Small spot beams provides higher power within the spot and results in a consistent flat
power distribution across the entire satellite• Frequency re-use across the footprint provides high capacity and throughput across the
satellite footprint • Flexibility to move bandwidth into high traffic regions
Global, mobile, consistent and reliable services across the coverage
Consistent and reliable services throughout
Technologies compared
Mbps per aircraft
Number of Aircraft
1 302 154 7.5
Mbps per aircraft
Number of aircraft
up to 0.864* 1up to 0.864* 2up to 0.864* 4up to 0.864* 8
SBB Existing Ku
* Assuming 2 x SBB per aircraft
SwiftBroadband assigns capacity dynamically to
the spot beams as traffic demand requires
Wide beam Ku-band satellites have lower power that varies across the
footprint and divide available capacity amongst users in large areas
Assuming one transponder provides 30Mbps
GX
Mbps per aircraft
Number of Aircraft
1 402 204 10
GX uses higher power spot beams and evenly spreads high capacity, power, and bandwidth
allocation in small areas
For a single transponder within a spot beam
Mbps per aircraft
Number of aircraft Single Transponder Spot
Number of aircraft Double Transponder
Spot
Number of aircraft Double Transponder
Spot with Overlay4 10 20 50
10 4 8 20
20 2 4 10
GX uses higher power spot beams and frequency re-use to evenly spread capacity across the satellite footprint and manage
bandwidth allocation in small areas
GX
Optimised ground networkRedundant ground infrastructure protecting from functional failures and fade events• Hub diversity capability is another
new feature implemented by iDirect for Inmarsat
• Sites designated Primary and Secondary
Both sites receive all terminal traffic, in the event of fade event traffic handed over to alternate site
Pacific OceanWarkworth & Auckland (NZ)
Indian OceanFucino (IT) & Nemea (GR)
Atlantic OceanLino Lakes (US) & Winnipeg (CA)
Redundancy and diversity functionality introduced to provide high availability network
Network architectureProven iDirect technology with increased mobility and availability• No IP loss during beam hand-over within a
given satellite• Minimal interruption during satellite
handover (30 seconds)• Adaptive modulation and coding
iDx WAN Optimization features integrated into core module include payload & header compression, TCP acceleration and local caching• Rapid network acquisition and entry combined with integrated data acceleration • Tightly coupled to QoS engine for maximum efficiency• CIR/MIR and FAP volume apply to compressed data -- typical 20-50% capacity gain
depending on applications available at no extra cost
QoS implemented within iDirect’sGlobal Bandwidth Manager (GBWM)• VoIP prioritization within a beam to
enable high quality voice calls
Enhanced network and core module mobility management functionality• Automatic mobility management
incorporated into the network control software optimizes mobile performance
Network architecture
State-of-the-art mobility
Global signaling channel - Makes the frequencies and locations of each beam known to the terminals• Allows automatic network configuration
and rapid network log-in
Two identical receivers in each terminal allow other beams to be searched while traffic is progressing on the active beam• Network intelligence assigns terminals
into beams using strongest signal• Seamless handovers between beams
Built for mobility from the ground up
State-of-the-art mobility
Two receivers in the terminal allow Make-Before-Break beam switching• The network decides the optimal time for a terminal to switch beams,
a command is sent to the terminal to begin receiving the downlink from the destination beam on the second receiver. Once the terminal confirms it is synchronized, the network switches the traffic
Directed satellite handover is used when the remote needs to switch between satellites• Antenna re-point is required so this cannot be make before break,
however since the switching destination is known and expected, there is no searching and trying involved
Built for mobility from the ground up
Managing the service
Bandwidth allocation• Inmarsat offers a guaranteed SLA• All instantaneous demand will be matched to provisioned Committed
Information Rates (CIRs) for every priority level before any remaining bandwidth will be allocated to satisfy any provisioned Maximum Information Rates (MIRs)
Load balancing• Spreads terminal demand evenly over sets of overlapping beams. The
network is aware of the locations of all the terminals, identifies those able to operate in more than one beam and can direct terminals to move beams in order to spread the traffic load more evenly
The single network advantage
On the groundThree hot redundant pairs of ground stations for network access and satellite control:• Fucino and Nemea (Greece) for the Indian Ocean
Region (f1) completed• Lino Lakes (MN), Winnipeg (Canada) for the Atlantic
Ocean Region (F2) under construction• New Zealand for the Pacific Ocean Region (F3)
contracts signed and and starting
Redundant network connecting all ground stations, operations centers, L-Band gateways and for all users communities through single IP connections
Service achievable per terminal type
These figures show achievable throughputs and are based on the current system simulations and performance measurementsGX Aviation Services will operate as a managed subscription service model• Actual throughputs achieved by the terminal are dependent on the customer
subscription• Each subscription will have a defined Committed Information Rate (CIR) which
is the minimum throughput guaranteed to each subscriber
The delivered services will be able to exceed those CIRs where resources allow up to maximum spot beam capacity
To AircraftSpot Beam capacity
From AircraftSpot Beam capacity
Airlines(Fuselage Mount Antenna)
38 – 49 Mbps 3 – 4.7Mbps
Business Jets(Tail Mount Antenna)
21 – 33 Mbps 1.4 – 2.2 Mbps
Network management
• High-availability resiliency mechanism that provides clustering and automated failover
• The configuration of the two is continuously replicated to eliminate down-time in the event of failure.
• Modem based on legacy Evolution platform
SASAOR
SASPOR
5F25F1 5F3
NOC London
OBC
DP/SP
SASAOR
SASIOR-P
SASIOR-B
SASPOR
DCN
DistributionPartner
DistributionPartner
Enterprise DistributionPartner
GX NMS
C Care
Air interface and network management provided by the market leader iDirectBased on an enhanced version of iDirect’s commercially available network management tools (iVantage and SatManage), the network management platform performs remote configuration of all gateway functions
GX Ka vs. a single provider KuExisting Ku-band offerings based on wide beam satellite coverage• Significantly larger power variance across their
coverage• Disadvantaged by saturated frequency band• Offerings are a “patchwork” of leased capacity
from multiple providers from different satellites
Future Ku-band is planning to move over to spot beam coverage• Will improve power distribution over a specific
region• Frequency band is still saturated• Inconsistent experience is the result to the
user
Remaining coverage has low performance compared to GX Aviation
Intelsat EPIC available only in a very limited coverage area for HTS
Global Inmarsat 5 Coverage
Intelsat EPIC (IS-29e) platform operates spot beams in specific regions with wide beams covering other sectors• High power in limited regions• Low power in others
Level of Service available varies from spot beam to wide beamCurrently IS-29e (available 2015) is under construction, IS-33e is on order
Intelsat EPIC
Uniform Inmarsat ServicesVersus
Non-uniform Regional Services
What is “bandwidth contention”Bandwidth contention is the same as overbooking a flight• Deliberately oversell tickets on the basis not all passengers will show but when
they do someone gets left behind!
In order to avoid bandwidth contention the communication system is needed to provide:• Maximum amount of global capacity• Built for purpose
Frequency (GHz)
11.8 12.0 12.2 12.4 13.8 14.0 14.2 14.4 14.6 17.8 18.0 18.2 18.4 18.6 18.8 19.0 19.2 19.4 19.6 19.8 20.0 20.2 20.4 27.6 27.8 28.0 28.2 28.4 28.6 28.8 29.0 29.2 29.4 29.6 29.8 30.0
Usable Ku-band
Usable Ku-band for mobile satellite services, Europe and Americas
Usable Ku-band for mobile satellite services, Asia
Ka-band usable spectrum 1.5GHz for Satellite-to-SAS
Ka-band usable spectrum 500MHz - High Capacity Payload
Ka-band Usable Spectrum 500MHz - Global Beam Traffic
Ka-band usable spectrum 1.5GHz for Satellite-to-SAS
Ka-band usable spectrum 500MHz - High Capacity Payload
Ka-band Usable Spectrum 500MHz - Global Beam Traffic
Users want more service
Solution Description GX Ku
“Doubling” of resources – reducing the density Yes Only Epic
Airline Equivalent - Adding another aircraft of equal size and capacity to a route
Steerable overlay – reducing the density Yes No
Airline Equivalent - Adding another aircraft of larger size and capacity to a route
Hosted Payload – Bandwidth is available and use frequency re-use
Yes Limited frequency
Airline Equivalent – Use a Code Share to increase the route capacity
Launch another satellite Yes Replace with more efficient higher cost technology
Airline Equivalent – Build another airport in a completely unpopulated area
How to handle traffic growth?
Easy and Cost Efficient for Inmarsat-5 in the
Ka-band
Limited options and considerable
interference risk
GX Ka vs. KaOther Ka-band providers are out thereViasat and Eutelsat both offer spot beam architecturesCoverage limited to specific regions
Viasat-1 covering part of North America
Ka-sat covering Europe
Summary of the differentiatorsEstablished, reliable MSS operator providing safety services for Aviation and MaritimeSingle network with single network operatorSuperior global coverageSuperior hand off performance – seamless within satellite regions, 30 seconds between satellitesGreatly enhanced user experienceFully funded program with step capacity increases as demand dictates
Service Enabling Platform (SEP)What is it?
A unified network for mobile users• Presents a single IP connection to VARs• Ensures traffic is delivered over the right access technology A core set of Inmarsat services delivered globally• End-user billing for all services, content and applications (pre- and post-paid)• Service infrastructure: voice, video chat, internet browsing, content delivery• Application hosting infrastructureRich 3rd party developer support• A secure “Inmarsat Service API” used to build all internal and external services• A modular approach, recognizing mainstream content and applications providers
won’t/can’t use a traditional Inmarsat integration model
Basically it’s the GX business management systemAllows link management and provides an open architecture
cloud infrastructure for third parties to host applications
How does it do it?
Service Delivery Platform (SDP) – Cloud platform• Centralized user databases, portals, billing, and interconnection• Interfaces to legacy/proprietary systems • Provides control, policy and provisioning information• Standard WebService APIs/Web2.0 for mainstream cloud and internet
developers Access Network – Network infrastructure in MMP and SAS• Addressing, mobility and policy responsibility across BGAN and GX access
technologiesNetwork Service Device (NSD) • Single integrated auto-configured box that is deployed with the terminal• Interfaces to terminals, on-board equipment, PBXs and analogue
telephones• Hosts applications and content
The main components
How does it work?Customers
Admin & Control
Service Delivery
Platform
Portal, Self-Care, Service Store
Value Added ServicesCore Services
Browsing Sessions
Network Firewall/Access Control
Voice and Video Chat Applications
Content
New Services
Content Providers
Distributors
Friends & Family
Ability to reach End-Users
Publish
Revenue & Commissio
n
End-User Identification
Hybrid Network Control Content DeliveryAccess Network and NSD Secure, Auto-Provisioning Router
Individual End-Users Business End-Users
Revenue
Transactions (Pre- or Post-Paid)
App Developers
Develop Revenue
© Inmarsat confidential
GX- Service platform
Access Network
BGAN SAS
Network Service Device
(NSD)
BGAN
DP’s
Internet
Terminals
I-4
I-5
FixedMobile
SAS
MMP
Redundant Gateways
End to end IP basedCentralized user databases, portals, billing, interconnection with other business systemsWebService APIs and Web2.0 presentation for developersRemote router access to LANs, Host for applications and content from Inmarsat and partners (Inmarsat branded)
Coming up Next… GXTV3 Live TV channels
A flexible media advertising ecosystem
VOD delivery – regional news and events
VOD customization
Customized branding – Per Airline
Custom advertisementContent
Live news
Live business news
Sports channel
Worldwide newsand events
HKG - SYD
HKG - JFK
Live Stream
Live Stream
Live & VOD
VOD
Customized advertisementPer airline/per aircraft/per ship/per route
29
Initial GXTV featuresSupports highly-customizable content distribution• By airline/aircraft• By route
Multi-tenant content provisioning and management
Initial GXTV featuresHigh-impact content – GXTV is focused on the immediate impact provided by news, business news and sport contentRobust on-board solution • GXTV on-board server module and software
• IFE agnostic – deployed within existing wired and wireless IFE infrastructure
• BYOD• “BYOIFE”
Supports a complete VOD content delivery solution• Content catalogue updates
Supports industry standards• APEX compliant media encoding (h.264/AAC-LC)• SCTE 35 ad insertion compliance
SummaryInmarsat is the only single operator of global Ka band high throughput mobile satellite services
Global coverage with a single homogenous network and terminal built for mobile services
Operating in uncontended spectrum with considerably greater capacity than existing satellite services
Service Enablement Platform supporting open application developments and content delivery services
With the flexibility and capacity to satisfy today and tomorrows connectivity requirements