Car/Aircraft Comparison Market 少 Capital investment(Ro to- Consumer product Number of vehicles(US) 300000 200,0000 Safety(US) 663 fatalities(1998 41,000 fatalities(1997) Threat response time constant y Order 5-60 sec Order 1 sec Hazard density r Low, 3-D collision(vehicle, terrain, animal), WX o-o High, 2-D collision(vehicle, object, person, animal,. System complexity High to o- Med/lowCar / Aircraft Comparison • Market Capital investment (ROI) Consumer product • Number of vehicles (US) 300,000 200,000,000 • Safety (US) 663 fatalities (1998) 41,000 fatalities (1997) • Threat response time constant Order 5-60 sec. Order 1 sec. • Hazard density Low, 3-D collision (vehicle, terrain, animal), WX High, 2-D collision (vehicle, object, person, animal, …) • System complexity High Med/low