TABLE H-1: Satellite-Based Monitoring Program Challenges and Technology Solutions.

Challenges Technology Solutions
Program Element: Integration of New Assets
Incorporate vastly increased data flows from new optical and electromagnetic pulse (EMP) sensors into existing system architecture. Additional downlink capacity through either more ground sites or more storage and bandwidth

Sophisticated on-board triggering algorithms Algorithms for ground processing

Improved methods of processing/identifying non-nuclear events
Program Element: Advanced Event Characterization
Increase the absolute sensitivity of sensors for detecting & locating atmospheric nuclear detonations Focal-plane-array active-pixel technology (thousands of individual optical sensors implemented in a space not appreciably larger than that required for today’s single optical sensor)

New sensor technologies as integrated circuit technoloqy improves
Provide multi-phenomenology sensing capabilities to increase confidence of identification and improve existing capabilities for characterizing nuclear detonations from space Autonomous EMP sensors and associated techniques to distinguish RF generated by nuclear explosions from natural phenomena Neutron and gamma-ray sensors on new satellite platforms
Program Element: Next-Generation Monitoring Systems
Reduce detection thresholds for satellite systems while maintaining low false-event alarms Array-based optical sensors

Wide-band RF systems

Sophisticated real-time triggering algorithms
Reduce size, weight, and power required for monitoring systems Advanced electronics and field-programmable gate arrays

Multi-function sensors

Advanced packaging technologies to allow more electronics inteqration

SOURCE: U.S. DOE, 2004

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