27th Congress of International Council of the Aeronautical Sciences, 19 - 24 September 2010, Nice, France 
Paper      ICAS 2010-6.5.3             
TOWARDS THE IMPLEMENTATION OF VISION-BASED UAS SENSE-AND-AVOID SYSTEM
                    L. Mejias, J. J. Ford, J. Lai             
          ARCAA, Queensland Univ. of Technology, Australia
Keywords:  detection algorithms, filtering techniques, filter banks, obstacle avoidance, sense-and-avoid     
 
This paper describes the development of a real-time flight ready implementation of a vision-based collision detection system suitable for fixed-wing small/medium size UAS. We present the detection algorithms and, the dynamics characteristic of the target and control principles. Results from laboratory and field trials are presented.  

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