Fig. 1. Flow chart of aerial infrared target determination and tracking

Fig. 2. Functional flow chart of the proposed system

Fig. 3. Schematic diagram of system architecture and function deployment

Fig. 4. (a) Hardware logic sorting of three numbers; (b) Hardware logic sorting of nine numbers in 3×3 window

Fig. 5. Schematic diagram of the mean weighted case in our algorithm

Fig. 6. Schematic diagram of original pixel’s weighted mean case

Fig. 7. Schematic diagram of self-developed specific function IP core

Fig. 8. Schematic diagram of aerial infrared target detection and tracking system design in vivado

Fig. 9. Physical picture of domestic heterogeneous FPGA

Fig. 10. Schematic diagram of hardware resource utilization

Fig. 11. Power consumption test diagram of each part of the system

Fig. 12. Effect diagram of median filtering of the system

Fig. 13. Effect diagram of detection and tracking of the system

Fig. 14. Effect diagrams of different targets’ tracking of the system