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The NASA Global Differential GPS System (GDGPS) and The ...

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Value of GD<strong>GPS</strong> <strong>and</strong> TASS to <strong>NASA</strong> <strong>and</strong> Society<br />

• Autonomous operations in Earth orbit to enable smart sensor webs<br />

• Onboard science processing to reduce communications b<strong>and</strong>width<br />

• Repeat pass SAR interferometry <strong>and</strong> long-baseline interferometry<br />

• Low cost formation flying<br />

• Enable extending <strong>GPS</strong> infrastructure to the Moon via TDRSS<br />

• Safe proximity operations for <strong>NASA</strong> missions<br />

• Safe l<strong>and</strong>ing for next generation shuttle<br />

• <strong>GPS</strong> integrity for Shuttle<br />

• Timely monitoring <strong>and</strong> response to<br />

natural hazards<br />

• NRT sea surface height<br />

Many global security applications<br />

• <strong>GPS</strong> integrity monitoring<br />

• <strong>GPS</strong> enhancements<br />

Many commercial applications<br />

<strong>NASA</strong>’s <strong>Global</strong> <strong>Differential</strong> <strong>GPS</strong> <strong>System</strong><br />

<strong>NASA</strong><br />

• Airborne science, UAV ops<br />

• Dryden plans to offer GD<strong>GPS</strong><br />

services on all platforms<br />

Y. Bar-Sever - 11

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