ViaSat is a satellite communications company founded in 1986 that provides broadband internet services using its own satellites and technology. It has developed innovative satellite networking solutions like LinkStarS2, Skylinx, and ArcLight that deliver broadband internet to customers in rural and remote areas at competitive prices. ViaSat also provides tools to optimize network performance and accelerate application delivery to improve the customer experience.

1. Transforming
Satellite
Broadband

2. 2ViaSat Proprietary Information
ViaSat Background
• Best strategic partner for end-to-end satellite networks
• Founded in 1986
• Executed IPO in 1996 (Nasdaq:VSAT)
• Headquartered in Carlsbad, California
• Approximately 1,800 employees worldwide
• Unmatched networking expertise and technical capabilities by
relentlessly pursuing innovative excellence
• Scale, mind power and organization to pursue the most
challenging communication challenges
Innovative
Technology Provider
Delivers
Exceptional Value
Constant Pursuit
of Excellence

3. 3ViaSat Proprietary Information
Commercial Segment
Satellite NetworksAntenna Systems
Subsidiaries

4. 4ViaSat Proprietary Information
Powerful BB-VSAT Solution Portfolio
 LinkStarS2, DVBS2-ACM Enterprise
VSAT Network System
 Surfbeam High Volume Consumer
System
 SkylinxQuad SCPC-DAMA Multiple
Channel-Thin Route Rural Telephony
 LinkWayS2, Full Mesh and Hybrid
DVBS2 Mesh-Star Networking
 ArchLight Modem
Mobile Broadband all in one
Platform
 EBEM Optimized SCPC point to point
Networking
 PCMA-Carrier in Carrier Hub
Canceller, Symmetrical and
Embedded
LinkWay s2
EBEM
Medium to High
Capacity
SCPC Solution
DVB-S2 ACM-TDMA
Star Solution
DVB-S2 TDMA
Star/Mesh
Solution
ArcLight
Mobile FSS
Solution
LinkStar s2

5. 5ViaSat Proprietary Information
Selected for Lowest Cost of Capacity
The Newest Standards in Satcom Networking
Point-to-Point Mesh – Any-to-Any Hub & Spoke (Client Server)
MIL-STD-188-165B
Modem
MD-1366 EBEM
WIN-T & USMC SWAN
LINKWAY S2
DoD Standard for IP
Networks
JOINT IP MODEM
5

6. 6ViaSat Proprietary Information
Broadband, Ku-band COTM SATCOM
Real-time ISR video:
C-130/Teleport via Ku-band
Real-time collaboration:
ISR & Command Control
Afghanistan
US SOCOM
Real-time intelligence, reconnaissance,
and command & control

7. 7ViaSat Proprietary Information
PSTN
Internet
LinkStarS2A – ADVANTAGE
 Safe CAPEX equipment investment
 Linkstar I-IV-S2S2A; Remote and Hub Easily upgradable
 Complete Integrated System (PBR, Allot, IP SW, NCC, RNCC, PEP,
Accelenet Servers etc)
 Full Scalable
 Partial or Full Transponder; Multiple Transponder-Satellite Support
 8000 VSATs per Region; 10 Region
 Reduced satellite bandwidth costs
 DVB-S2 with Adaptive Coding ACM-DLA
 Application Triggered QoS, Network Wide QoS
 Accelenet traffic bandwidth reduction and acceleration
 Carrier Class Routing
 PBR Redundancy HRRP or VRRP
 MPLS Integration, VLAN
 Security Shield
 Control and IP data encryption both ways
 Inventory Availability
 Hub Typically Ships in 2-4 weeks or less
 Remote Typically Ship in 30 days or less

8. 8ViaSat Proprietary Information
Some LA Leaders that trust
LinkStarS2A
 BT Venezuela
 Linkstar S2S2A; Upgraded;
 QoS and SLA Implementation (Internet, Corporate, PoS)
 Traffic Optimization (FHOP pools, Peer to Peer Filtering etc)
 Telespazio Brazil
 DVBS1 and DVBS2-ACM-DLA
 Network Wide QoS, VLAN, IPTV
 Easy to Scale
 Undisclosed Carrier PTT
 Support of Multiple Applications on a single Platform
 VoIP, Internet, Intranet etc
 Accelenet; Provides 30%-50% Bandwidth Savings
 MPLS, Security Shield, VLAN, QoS MPLS/VLAN
 GSM Backhaul Support
 BT Colombia
 Surfbeam V2Linkstar S2A Upgrade
 Traffic Optimization (FHOP pools, Application Triggered QoS)
 Accelenet; Provides 30%-50% Bandwidth Savings
 MPLS, VLAN Integration
 Scalable; Partial and Full Transponder; Multiple Satellites

9. 9ViaSat Proprietary Information
Skylinx NMS
N x E1
SS7 Signaling
R
o
u
t
e
r
Outbound
n x 128kbps
Command Center
OSS/BSS
Class 5 Call Manager
BHG2500
C4CM
C4CM
PSTN
GW QVCU
GW QVCU
GW QVCU
n x 8kbps
Inbound
Inbound
Signaling
LARGE SITE WITH
E1/SS7 INTERFACE
RT QVCU
R
o
u
t
e
r
GW QVCU
GW QVCU
GW QVCU
G.711
VoIP
SMALL SITE WITH
FXS INTERFACE
MEDIUM SITE WITH
VoIP INTERFACE
4 x FXS Lines
SkylinxQuad Network Configurations

10. 10ViaSat Proprietary Information
ArcLight Mobile Broadband Overview
Ethernet
Ku-Band
Satellite
Return
Channel
Receiver
Subsystem
Hub
Antenna
Forward
Channel
Modulator
Return Link:
32 - 1024 Kbps
To Cabin LAN
Internet
Small
Mobile
Antenna
Router
Network
Operations
Center
512 Kbps – 30 Mbps
Forward Link
Hub
Canceller
Broadband
Ku-band
Satellite
Transceiver
Two way communications over Yonder – whether you are in the
middle of the sky, the middle of the ocean, or the middle of Texas

11. 11ViaSat Proprietary Information
Business Jets – Tail
Mount
 Complete two-way broadband system/service for
business jets using Ku-band satellites
 True broadband experience
 5+ Mbps to aircraft
 256+ kbps from aircraft
 Operating on
 Gulfstream G-IV & G-V
 Citation X & BBJ
 Challenger 604
 Complete airborne equipment suite from ViaSat
 Tail-mount dish antenna
 Broadband transceiver/router
 Spread Spectrum Technology
 Uses aircraft ARINC 429 format IRU
 Over 100 systems in use today!
Antenna Size = 11.5”
Total Weight = 36 lbs
Prime Power < 200 Watts

12. 12ViaSat Proprietary Information
Antenna
Modem
Cellular
Internet
Voice
NOC / Earth Station
 High speed connectivity at sea
Maritime (KVH TracPhone
V7)
 Similar experience to DSL or
cable modem
 10+ Mbps shore-to-ship
 512+ kbps ship-to-shore
 60 cm diameter antenna
 < 60 lbs system weight
 On-board connectivity
options
 WiFi
 VoIP
 Cellular
 Future terminals 45cm/36cm
 East Asia, N. Pacific, North
America, Caribbean, N.
Atlantic, European and Middle
East coverage today
 Over 500 shipped

13. 13ViaSat Proprietary Information
ViaSat VRT-100
The only BGAN terminals that
are all-rugged in-operation.

14. 14ViaSat Proprietary Information
PCMA-Paired Carrier Multiple Access
(Stand Alone Appliance)

15. 15ViaSat Proprietary Information
PCMA – How It Works
 Overlapping uplink signal is subtracted to get desired
downlink signal
Terminal1
Uplink Terminal2 Uplink
Downlink =
Terminal1 +
Terminal2
- -
Rx Terminal2 Rx Terminal1

16. 16ViaSat Proprietary Information
 Patented ViaSat PCMA technology allows 2 different
satellite signals to operate on the same frequency
Signal cancellation = BW savings
Frequency
f1
f2
W Hz
W Hz
Before
Frequency f1 & f2
W Hz
After
 Bandwidth savings can be as much as 50% !!
 Modem Agnostics (Any Modem)

17. 17ViaSat Proprietary Information
Business Case PCMA
 Telespazio-Viasat Teamed up
 Telespazio Provided System Integration and Design
 Viasat provided PCMA technology and SCPC Modems
 Full Duplex 34 Mbps into 13.9 MHz!
 12.6 Mhz Bandwidth Savings on each link
 Modem Agnostic
 Backbone GSM Traffic (TIM)
 Leaders and Pioners in the Market
 First ever on the INTELSAT system (34 Mbps FD)
 Unprecedented Spectral Efficiencies (~5 bits/Hz !!)
 160 Mbps in one transponder!
 In operation 2 E3 links, under contract 5 additional E3 Links
 Telespazio-Viasat Relation
 Telespazio Official Reseller solution in Brazil and Argentina
 Sales Information:
 Paulo Bigal phone: 021-2141-3133; paulo.bigal@telespazio.net.br

18. 18ViaSat Proprietary Information
Direct To Home Broadband
 WildBlue began Jun ’05
 Telesat Canada Jun ’05
 ViaSat-1 ~17 months away!
 Eutelsat Tooway
 KaSat ~ 1 year away!
 Fastest growing
satellite broadband
ever
 Over ¾ million units!
18

19. 19ViaSat Proprietary Information
WildBlue / SurfBeam
 DOCSIS Architecture
 Ka & Ku Versions
 Multi-rate PHY
 Hi Volume, low-cost Ka-band terminals
 MMICs & Integrated Transceivers
 Scalable Hub

20. 20ViaSat Proprietary Information
ViaSat-1 / SurfBeam 2
 WiMax Architecture
 DVB-S2 ACM
 Multi-channel hub demod
 Higher Volume, Lower cost Ka/Ku-band terminals
 MMICs, SiGe, ASICs
 Highly Scalable Hub

21. 21ViaSat Proprietary Information
Best-In-Class Acceleration
File Shares
HTTP
E-Mail
Data
Center
Application Servers
Web Servers
File Storage
VPN Tunnel
Application
Accelerator
s
Application
Accelerator
s
AcceleNet
Server
AcceleNet
Client
 HTTP
 Prefetching of objects embedded in
HTML, .CSS, .JS
 Prefetch dynamically generated
URLs
 Objects cached on client not
prefetched
 HTTPS
 Patent-pending approach to
securely and transparently
decrypt/re-encrypt HTTPS in order
to apply standard HTTP
optimizations
 Outlook-Exchange
 Attachments transferred in a single
request/response
 File Shares (CIFS/SMB)
 Files transferred in a single round trip
 Chattiness in directory browsing reduced
dramatically
 Single round trip for transactions such as
“delete folder”, “move folder”

22. 22ViaSat Proprietary Information
Data Compression
 Uses a history of data from
previous transfers to improve
compression of subsequent
transfers
 Only sends file modifications
 Persistent Dictionaries
 Previously compressed content
stored on disk on client and server
machine
 Dynamic load for efficient memory
use
 Bi-directional
 Downloaded files can be used to
compress uploaded files
 Second downloads are very fast and
transmit very little data
 1st download achieves 50-75% data
reduction
 500%-5000% data reduction on
subsequent downloads!
Upload
Delta Coder
Download
Delta Coder
AcceleNet
Client
Highly Compressed Data
AcceleNet
ServerFirst Download
Delta Coder
Second Download
Delta Download

23. 23ViaSat Proprietary Information
Next Gen Benefits for Ku
Networks
Most compact hub:
8 OB or 120 IB
channels per card!
Most compact hub:
8 OB or 120 IB
channels per card!
Net Mgmt tools from
DSL/Wimax/3G/4G:
Scalable, professional, not
“home grown”
Net Mgmt tools from
DSL/Wimax/3G/4G:
Scalable, professional, not
“home grown”
High volume
subscriber
units
High volume
subscriber
units
 Design for large scale Ka networks bring
substantial advantages into Ku networks too
Gateway/
Hub Facility
Subscriber
TDMA inbound reaches
DVB efficiencies with new
variable length data
encapsulation & encoding
TDMA inbound reaches
DVB efficiencies with new
variable length data
encapsulation & encoding

24. 24ViaSat Proprietary Information
Summary
• Satellite today delivers a highly efficient and
competitive broadband offering to un-served
and underserved markets.
• Key competitive metric is Abundant CAPACITY at
Lowest possible COST
• To stay competitive/relevant in broadband
marketplace, satellite (and associated ground)
technology must evolve at terrestrial pace.
• …offers not only a great challenge but also an
incredible opportunity…

25. 25ViaSat Proprietary InformationPropelling Satellite Broadband into the MainstreamPropelling Satellite Broadband into the Mainstream
Contact Information:
Paul Sandoval Carlos Brutti Marco Aurélio Marchesi
+1-678-924-2695 +55(11) 9452-2660 +55 (21) 9986 2557