Iridium Military Comm on the Move

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IridiumMilitary Comm on the Move
Scott Scheimreif Asst VP Government
Programs Iridium Satellite LLC
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The Iridium Constellation

• 66 low-earth orbit space vehicles (SVs)
• 10 spares on orbit
• True global coverage
• SV Footprint 2800 miles
• SV footprints overlap
• Each SV has 48 spot beams
• Spot beams 250 miles diameter
• All spot beams overlap
• SVs equipped w/cross-linked antennas
• Gateways
• Commercial Gateway Tempe, Arizona
• Dedicated Secure DoD Gateway Wahiawa, Hawaii
• Back-up Gateway in Alaska

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Iridiums Global LEO Network Provides a Unique
Capability

• Communications on the move people, vehicles,
  aircraft, assets
• A single subscriber device works worldwide
• Ubiquitous coverage
• Any terrain with clear sky view
• Over all oceans
• Where terrestrial infrastructure is unavailable
  or undesirable
• Polar routes
• Satellite-to-satellite links securely route voice
  or data around the earth to gateway or Iridium
  mobile user
• Low time latency worldwide

July 2006 Commercial Activity
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Corporate Strength and Growth

• 4 years continuous growth
• Services introduced to an expanding market
• Circuit switched data
• Direct Internet access
• Messaging
• Short burst data
• New Products and Services
• Short-burst data modem
• Netted voice and data
• iBroadband

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Distributed Operations The Vision

Enable joint force commanders to influence a
larger portion of the battle-space earlier
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Netted Iridium

• Provide a global push-to-talk over the horizon
  and on-the-move secure netted voice and data
  capability that
• Provides critical near- to mid-term augmentation
  for UHF SATCOM
• Makes effective use of existing commercial
  satellite infrastructure and DoD investments
• Deploy a secure netted architecture which is
  reliable and will scale to support the demand for
  tactical PTT communications

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iBroadband
iBroadband 9.6-154 kbps
iBroadband UltraMobile 9.6 kbps
Conventional Iridium 2.4 kbps
iBroadband will offer a range of broadband
solutions from the current 2.4 kbps up past the
high-speed alternatives of competing systems